/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_product63.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-3af5e1f [2020-09-04 16:02:12,110 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-04 16:02:12,113 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-04 16:02:12,139 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-04 16:02:12,139 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-04 16:02:12,140 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-04 16:02:12,141 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-04 16:02:12,143 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-04 16:02:12,145 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-04 16:02:12,146 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-04 16:02:12,147 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-04 16:02:12,148 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-04 16:02:12,149 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-04 16:02:12,150 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-04 16:02:12,151 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-04 16:02:12,152 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-04 16:02:12,153 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-04 16:02:12,154 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-04 16:02:12,156 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-04 16:02:12,158 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-04 16:02:12,159 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-04 16:02:12,160 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-04 16:02:12,162 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-04 16:02:12,163 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-04 16:02:12,166 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-04 16:02:12,166 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-04 16:02:12,166 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-04 16:02:12,167 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-04 16:02:12,168 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-04 16:02:12,169 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-04 16:02:12,169 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-04 16:02:12,170 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-04 16:02:12,171 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-04 16:02:12,172 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-04 16:02:12,173 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-04 16:02:12,173 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-04 16:02:12,174 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-04 16:02:12,174 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-04 16:02:12,174 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-04 16:02:12,175 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-04 16:02:12,176 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-04 16:02:12,177 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 16:02:12,189 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-04 16:02:12,189 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-04 16:02:12,190 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-04 16:02:12,190 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-04 16:02:12,191 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-04 16:02:12,191 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-04 16:02:12,191 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-04 16:02:12,191 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-04 16:02:12,191 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-04 16:02:12,192 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-04 16:02:12,192 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-04 16:02:12,192 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-04 16:02:12,192 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-04 16:02:12,192 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-04 16:02:12,193 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-04 16:02:12,193 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-09-04 16:02:12,193 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-04 16:02:12,193 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-04 16:02:12,193 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-04 16:02:12,194 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-04 16:02:12,194 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-09-04 16:02:12,194 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-04 16:02:12,194 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-09-04 16:02:12,663 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-04 16:02:12,681 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-04 16:02:12,686 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-04 16:02:12,688 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-04 16:02:12,688 INFO L275 PluginConnector]: CDTParser initialized [2020-09-04 16:02:12,690 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product63.cil.c [2020-09-04 16:02:12,782 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/af83513d2/82b1c52840f7487a80bcedb827ba5e51/FLAG2242f094f [2020-09-04 16:02:13,408 INFO L306 CDTParser]: Found 1 translation units. [2020-09-04 16:02:13,409 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec5_product63.cil.c [2020-09-04 16:02:13,424 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/af83513d2/82b1c52840f7487a80bcedb827ba5e51/FLAG2242f094f [2020-09-04 16:02:13,655 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/af83513d2/82b1c52840f7487a80bcedb827ba5e51 [2020-09-04 16:02:13,672 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-04 16:02:13,675 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-04 16:02:13,678 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-04 16:02:13,679 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-04 16:02:13,683 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-04 16:02:13,684 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.09 04:02:13" (1/1) ... [2020-09-04 16:02:13,689 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51a556b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 04:02:13, skipping insertion in model container [2020-09-04 16:02:13,689 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.09 04:02:13" (1/1) ... [2020-09-04 16:02:13,699 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-04 16:02:13,776 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-04 16:02:14,214 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-04 16:02:14,320 INFO L203 MainTranslator]: Completed pre-run [2020-09-04 16:02:14,411 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-04 16:02:14,452 INFO L208 MainTranslator]: Completed translation [2020-09-04 16:02:14,453 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 04:02:14 WrapperNode [2020-09-04 16:02:14,453 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-04 16:02:14,454 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-04 16:02:14,454 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-04 16:02:14,454 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-04 16:02:14,471 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 04:02:14" (1/1) ... [2020-09-04 16:02:14,471 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 04:02:14" (1/1) ... [2020-09-04 16:02:14,492 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 04:02:14" (1/1) ... [2020-09-04 16:02:14,492 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 04:02:14" (1/1) ... [2020-09-04 16:02:14,527 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 04:02:14" (1/1) ... [2020-09-04 16:02:14,539 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 04:02:14" (1/1) ... [2020-09-04 16:02:14,545 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 04:02:14" (1/1) ... [2020-09-04 16:02:14,553 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-04 16:02:14,554 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-04 16:02:14,554 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-04 16:02:14,554 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-04 16:02:14,555 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 04:02:14" (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 16:02:14,631 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-04 16:02:14,631 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-04 16:02:14,631 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-09-04 16:02:14,632 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-09-04 16:02:14,632 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-09-04 16:02:14,632 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-09-04 16:02:14,632 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-09-04 16:02:14,632 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-09-04 16:02:14,632 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-09-04 16:02:14,632 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-09-04 16:02:14,633 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-09-04 16:02:14,633 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-09-04 16:02:14,633 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-09-04 16:02:14,633 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-09-04 16:02:14,633 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-09-04 16:02:14,633 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-09-04 16:02:14,634 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-04 16:02:14,634 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-09-04 16:02:14,634 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-09-04 16:02:14,634 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-09-04 16:02:14,635 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-09-04 16:02:14,635 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-09-04 16:02:14,635 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-09-04 16:02:14,635 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-09-04 16:02:14,635 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-09-04 16:02:14,636 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-09-04 16:02:14,636 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-09-04 16:02:14,636 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-09-04 16:02:14,636 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-09-04 16:02:14,636 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-09-04 16:02:14,636 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-09-04 16:02:14,637 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-09-04 16:02:14,637 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-09-04 16:02:14,637 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-09-04 16:02:14,637 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-09-04 16:02:14,637 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-09-04 16:02:14,638 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-09-04 16:02:14,638 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-09-04 16:02:14,638 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-09-04 16:02:14,638 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-09-04 16:02:14,638 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-09-04 16:02:14,638 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-09-04 16:02:14,638 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-09-04 16:02:14,639 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-09-04 16:02:14,639 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-09-04 16:02:14,639 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-04 16:02:14,639 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-04 16:02:14,639 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-09-04 16:02:14,640 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-09-04 16:02:14,640 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-09-04 16:02:14,640 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-09-04 16:02:14,640 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-09-04 16:02:14,640 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-09-04 16:02:14,640 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-09-04 16:02:14,640 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-09-04 16:02:14,641 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-09-04 16:02:14,641 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-09-04 16:02:14,641 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-09-04 16:02:14,641 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-09-04 16:02:14,641 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-09-04 16:02:14,641 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-09-04 16:02:14,641 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-09-04 16:02:14,641 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-09-04 16:02:14,642 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-09-04 16:02:14,642 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-09-04 16:02:14,642 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-09-04 16:02:14,642 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-09-04 16:02:14,642 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-09-04 16:02:14,642 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-04 16:02:14,642 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-09-04 16:02:14,642 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-09-04 16:02:14,642 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-09-04 16:02:14,643 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-09-04 16:02:14,643 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-09-04 16:02:14,643 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-09-04 16:02:14,643 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-09-04 16:02:14,643 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-09-04 16:02:14,643 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-09-04 16:02:14,643 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-09-04 16:02:14,643 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-09-04 16:02:14,644 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-09-04 16:02:14,644 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-09-04 16:02:14,644 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-09-04 16:02:14,644 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-09-04 16:02:14,644 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-04 16:02:14,644 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-09-04 16:02:14,644 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-09-04 16:02:14,645 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-09-04 16:02:14,645 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-09-04 16:02:14,645 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-09-04 16:02:14,645 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-09-04 16:02:14,645 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-04 16:02:14,645 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-09-04 16:02:14,646 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-09-04 16:02:14,646 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-04 16:02:14,646 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-09-04 16:02:14,646 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-09-04 16:02:14,646 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-04 16:02:14,646 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-09-04 16:02:14,646 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-09-04 16:02:14,647 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-09-04 16:02:14,647 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-04 16:02:14,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-09-04 16:02:14,647 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-04 16:02:15,850 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-04 16:02:15,850 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-09-04 16:02:15,858 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.09 04:02:15 BoogieIcfgContainer [2020-09-04 16:02:15,858 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-04 16:02:15,859 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-04 16:02:15,859 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-04 16:02:15,863 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-04 16:02:15,864 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.09 04:02:13" (1/3) ... [2020-09-04 16:02:15,865 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@751ffea7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.09 04:02:15, skipping insertion in model container [2020-09-04 16:02:15,865 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 04:02:14" (2/3) ... [2020-09-04 16:02:15,865 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@751ffea7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.09 04:02:15, skipping insertion in model container [2020-09-04 16:02:15,865 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.09 04:02:15" (3/3) ... [2020-09-04 16:02:15,868 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product63.cil.c [2020-09-04 16:02:15,880 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-04 16:02:15,892 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-04 16:02:15,916 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-04 16:02:15,948 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-04 16:02:15,948 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-04 16:02:15,948 INFO L377 AbstractCegarLoop]: Compute interpolants for AcceleratedInterpolation [2020-09-04 16:02:15,949 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-04 16:02:15,949 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-04 16:02:15,949 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-04 16:02:15,949 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-04 16:02:15,949 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-04 16:02:15,975 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states. [2020-09-04 16:02:16,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2020-09-04 16:02:16,002 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 16:02:16,004 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 16:02:16,005 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 16:02:16,014 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 16:02:16,014 INFO L82 PathProgramCache]: Analyzing trace with hash 1341435663, now seen corresponding path program 1 times [2020-09-04 16:02:16,027 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 16:02:16,028 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2018373028] [2020-09-04 16:02:16,028 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 16:02:16,122 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 16:02:16,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:16,879 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 16:02:16,887 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:16,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:17,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 16:02:17,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:17,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 16:02:17,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:17,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 16:02:17,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:17,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 16:02:17,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:17,086 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 16:02:17,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:17,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-09-04 16:02:17,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:17,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:17,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:17,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-09-04 16:02:17,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:17,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2020-09-04 16:02:17,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:17,129 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 16:02:17,132 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2018373028] [2020-09-04 16:02:17,134 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 16:02:17,135 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-09-04 16:02:17,135 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [597039431] [2020-09-04 16:02:17,142 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-09-04 16:02:17,142 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 16:02:17,159 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-09-04 16:02:17,160 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-09-04 16:02:17,163 INFO L87 Difference]: Start difference. First operand 365 states. Second operand 4 states. [2020-09-04 16:02:18,768 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 16:02:18,769 INFO L93 Difference]: Finished difference Result 594 states and 699 transitions. [2020-09-04 16:02:18,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-09-04 16:02:18,771 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 160 [2020-09-04 16:02:18,772 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 16:02:18,793 INFO L225 Difference]: With dead ends: 594 [2020-09-04 16:02:18,794 INFO L226 Difference]: Without dead ends: 365 [2020-09-04 16:02:18,801 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 16:02:18,822 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 365 states. [2020-09-04 16:02:18,978 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 365 to 314. [2020-09-04 16:02:18,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 314 states. [2020-09-04 16:02:18,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 314 states and 346 transitions. [2020-09-04 16:02:18,986 INFO L78 Accepts]: Start accepts. Automaton has 314 states and 346 transitions. Word has length 160 [2020-09-04 16:02:18,987 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 16:02:18,987 INFO L479 AbstractCegarLoop]: Abstraction has 314 states and 346 transitions. [2020-09-04 16:02:18,987 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-09-04 16:02:18,987 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 346 transitions. [2020-09-04 16:02:18,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2020-09-04 16:02:18,993 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 16:02:18,994 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 16:02:18,994 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-04 16:02:18,994 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 16:02:18,995 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 16:02:18,995 INFO L82 PathProgramCache]: Analyzing trace with hash 42418448, now seen corresponding path program 1 times [2020-09-04 16:02:18,995 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 16:02:18,996 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1977118105] [2020-09-04 16:02:18,996 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 16:02:18,999 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 16:02:19,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:19,425 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 16:02:19,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:19,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:19,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 16:02:19,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:19,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 16:02:19,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:19,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 16:02:19,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:19,475 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 16:02:19,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:19,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 16:02:19,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:19,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 16:02:19,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:19,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:19,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:19,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-09-04 16:02:19,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:19,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2020-09-04 16:02:19,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:19,522 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 16:02:19,523 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1977118105] [2020-09-04 16:02:19,523 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 16:02:19,523 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-09-04 16:02:19,523 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [168970858] [2020-09-04 16:02:19,525 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-09-04 16:02:19,525 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 16:02:19,525 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-09-04 16:02:19,525 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-09-04 16:02:19,525 INFO L87 Difference]: Start difference. First operand 314 states and 346 transitions. Second operand 5 states. [2020-09-04 16:02:20,245 WARN L193 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:02:21,739 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 16:02:21,739 INFO L93 Difference]: Finished difference Result 517 states and 587 transitions. [2020-09-04 16:02:21,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-09-04 16:02:21,740 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 161 [2020-09-04 16:02:21,741 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 16:02:21,745 INFO L225 Difference]: With dead ends: 517 [2020-09-04 16:02:21,745 INFO L226 Difference]: Without dead ends: 354 [2020-09-04 16:02:21,748 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 16:02:21,749 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 354 states. [2020-09-04 16:02:21,839 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 354 to 304. [2020-09-04 16:02:21,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 304 states. [2020-09-04 16:02:21,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 304 states and 333 transitions. [2020-09-04 16:02:21,842 INFO L78 Accepts]: Start accepts. Automaton has 304 states and 333 transitions. Word has length 161 [2020-09-04 16:02:21,842 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 16:02:21,843 INFO L479 AbstractCegarLoop]: Abstraction has 304 states and 333 transitions. [2020-09-04 16:02:21,843 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-09-04 16:02:21,843 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 333 transitions. [2020-09-04 16:02:21,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2020-09-04 16:02:21,845 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 16:02:21,846 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 16:02:21,846 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-04 16:02:21,846 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 16:02:21,846 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 16:02:21,847 INFO L82 PathProgramCache]: Analyzing trace with hash -1780582113, now seen corresponding path program 1 times [2020-09-04 16:02:21,847 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 16:02:21,847 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1880872524] [2020-09-04 16:02:21,847 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 16:02:21,850 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 16:02:21,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:22,275 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 16:02:22,276 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:22,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:22,361 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 16:02:22,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:22,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 16:02:22,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:22,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 16:02:22,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:22,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 16:02:22,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:22,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 16:02:22,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:22,466 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-09-04 16:02:22,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:22,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:22,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:22,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2020-09-04 16:02:22,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:22,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2020-09-04 16:02:22,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:22,547 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 16:02:22,549 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1880872524] [2020-09-04 16:02:22,549 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 16:02:22,549 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-09-04 16:02:22,550 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1168709557] [2020-09-04 16:02:22,551 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-09-04 16:02:22,551 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 16:02:22,551 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-09-04 16:02:22,551 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2020-09-04 16:02:22,552 INFO L87 Difference]: Start difference. First operand 304 states and 333 transitions. Second operand 10 states. [2020-09-04 16:02:23,065 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:02:23,479 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:02:23,784 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 16:02:24,112 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 16:02:24,441 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 16:02:24,759 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 16:02:26,120 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:02:29,165 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 16:02:29,166 INFO L93 Difference]: Finished difference Result 831 states and 959 transitions. [2020-09-04 16:02:29,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-09-04 16:02:29,167 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 170 [2020-09-04 16:02:29,168 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 16:02:29,173 INFO L225 Difference]: With dead ends: 831 [2020-09-04 16:02:29,174 INFO L226 Difference]: Without dead ends: 642 [2020-09-04 16:02:29,175 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 24 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=104, Invalid=238, Unknown=0, NotChecked=0, Total=342 [2020-09-04 16:02:29,177 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 642 states. [2020-09-04 16:02:29,411 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 642 to 565. [2020-09-04 16:02:29,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 565 states. [2020-09-04 16:02:29,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 565 states and 639 transitions. [2020-09-04 16:02:29,416 INFO L78 Accepts]: Start accepts. Automaton has 565 states and 639 transitions. Word has length 170 [2020-09-04 16:02:29,416 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 16:02:29,417 INFO L479 AbstractCegarLoop]: Abstraction has 565 states and 639 transitions. [2020-09-04 16:02:29,417 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-09-04 16:02:29,417 INFO L276 IsEmpty]: Start isEmpty. Operand 565 states and 639 transitions. [2020-09-04 16:02:29,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2020-09-04 16:02:29,421 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 16:02:29,421 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 16:02:29,421 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-09-04 16:02:29,422 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 16:02:29,422 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 16:02:29,422 INFO L82 PathProgramCache]: Analyzing trace with hash -1971675083, now seen corresponding path program 1 times [2020-09-04 16:02:29,422 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 16:02:29,423 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1422094509] [2020-09-04 16:02:29,423 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 16:02:29,426 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 16:02:29,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:29,830 WARN L193 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 16:02:29,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:29,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:29,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 16:02:29,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:29,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 16:02:29,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:29,916 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 16:02:29,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:29,921 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 16:02:29,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:29,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 16:02:29,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:29,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-09-04 16:02:29,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:29,952 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-09-04 16:02:29,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:29,956 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:29,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:29,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2020-09-04 16:02:29,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:29,963 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2020-09-04 16:02:29,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:30,052 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 16:02:30,053 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1422094509] [2020-09-04 16:02:30,053 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 16:02:30,053 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-09-04 16:02:30,054 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [580327430] [2020-09-04 16:02:30,054 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-09-04 16:02:30,055 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 16:02:30,055 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-09-04 16:02:30,056 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2020-09-04 16:02:30,057 INFO L87 Difference]: Start difference. First operand 565 states and 639 transitions. Second operand 10 states. [2020-09-04 16:02:30,669 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:02:31,532 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 16:02:31,833 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 16:02:33,299 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 16:02:33,602 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 16:02:33,901 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 16:02:34,281 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:02:34,611 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 16:02:34,948 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:02:36,153 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 16:02:36,154 INFO L93 Difference]: Finished difference Result 1318 states and 1573 transitions. [2020-09-04 16:02:36,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-09-04 16:02:36,154 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 179 [2020-09-04 16:02:36,155 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 16:02:36,160 INFO L225 Difference]: With dead ends: 1318 [2020-09-04 16:02:36,160 INFO L226 Difference]: Without dead ends: 868 [2020-09-04 16:02:36,162 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 66 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=143, Invalid=363, Unknown=0, NotChecked=0, Total=506 [2020-09-04 16:02:36,164 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 868 states. [2020-09-04 16:02:36,440 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 868 to 779. [2020-09-04 16:02:36,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 779 states. [2020-09-04 16:02:36,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 779 states to 779 states and 877 transitions. [2020-09-04 16:02:36,445 INFO L78 Accepts]: Start accepts. Automaton has 779 states and 877 transitions. Word has length 179 [2020-09-04 16:02:36,446 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 16:02:36,446 INFO L479 AbstractCegarLoop]: Abstraction has 779 states and 877 transitions. [2020-09-04 16:02:36,446 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-09-04 16:02:36,446 INFO L276 IsEmpty]: Start isEmpty. Operand 779 states and 877 transitions. [2020-09-04 16:02:36,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2020-09-04 16:02:36,450 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 16:02:36,450 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 16:02:36,451 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-09-04 16:02:36,451 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 16:02:36,451 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 16:02:36,451 INFO L82 PathProgramCache]: Analyzing trace with hash 1476641155, now seen corresponding path program 1 times [2020-09-04 16:02:36,452 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 16:02:36,452 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1112886417] [2020-09-04 16:02:36,452 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 16:02:36,454 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 16:02:36,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:36,808 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 16:02:36,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:36,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:36,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 16:02:36,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:36,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 16:02:36,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:36,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 16:02:36,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:36,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 16:02:36,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:36,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 16:02:36,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:36,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-09-04 16:02:36,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:36,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:36,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:36,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2020-09-04 16:02:36,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:36,912 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:36,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:36,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:36,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:36,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:36,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:36,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:02:36,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:36,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:02:36,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:37,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:02:37,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:37,004 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:02:37,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:37,006 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:02:37,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:37,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2020-09-04 16:02:37,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:37,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2020-09-04 16:02:37,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:37,066 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 16:02:37,067 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1112886417] [2020-09-04 16:02:37,067 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 16:02:37,067 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-09-04 16:02:37,067 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [727738752] [2020-09-04 16:02:37,068 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-09-04 16:02:37,069 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 16:02:37,069 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-09-04 16:02:37,069 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=131, Unknown=0, NotChecked=0, Total=156 [2020-09-04 16:02:37,069 INFO L87 Difference]: Start difference. First operand 779 states and 877 transitions. Second operand 13 states. [2020-09-04 16:02:37,699 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 16:02:38,002 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 16:02:38,334 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:02:38,631 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:02:38,916 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:02:40,113 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:02:40,416 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:02:40,768 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:02:41,120 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:02:41,424 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:02:43,176 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 16:02:43,177 INFO L93 Difference]: Finished difference Result 1584 states and 1880 transitions. [2020-09-04 16:02:43,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-09-04 16:02:43,179 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 235 [2020-09-04 16:02:43,180 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 16:02:43,186 INFO L225 Difference]: With dead ends: 1584 [2020-09-04 16:02:43,186 INFO L226 Difference]: Without dead ends: 920 [2020-09-04 16:02:43,189 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=110, Invalid=442, Unknown=0, NotChecked=0, Total=552 [2020-09-04 16:02:43,191 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 920 states. [2020-09-04 16:02:43,431 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 920 to 794. [2020-09-04 16:02:43,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 794 states. [2020-09-04 16:02:43,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 794 states to 794 states and 893 transitions. [2020-09-04 16:02:43,435 INFO L78 Accepts]: Start accepts. Automaton has 794 states and 893 transitions. Word has length 235 [2020-09-04 16:02:43,436 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 16:02:43,436 INFO L479 AbstractCegarLoop]: Abstraction has 794 states and 893 transitions. [2020-09-04 16:02:43,436 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-09-04 16:02:43,436 INFO L276 IsEmpty]: Start isEmpty. Operand 794 states and 893 transitions. [2020-09-04 16:02:43,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2020-09-04 16:02:43,441 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 16:02:43,441 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 16:02:43,441 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-09-04 16:02:43,441 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 16:02:43,442 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 16:02:43,442 INFO L82 PathProgramCache]: Analyzing trace with hash -277522141, now seen corresponding path program 1 times [2020-09-04 16:02:43,442 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 16:02:43,442 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1097504544] [2020-09-04 16:02:43,443 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 16:02:43,445 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 16:02:43,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:43,784 WARN L193 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 16:02:43,785 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:43,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:43,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 16:02:43,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:43,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 16:02:43,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:43,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 16:02:43,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:43,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 16:02:43,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:43,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 16:02:43,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:43,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-09-04 16:02:43,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:43,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:43,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:43,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2020-09-04 16:02:43,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:43,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:43,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:43,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:43,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:43,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:43,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:43,951 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:02:43,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:43,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:02:43,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:43,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:02:43,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:43,963 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:02:43,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:43,965 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:02:43,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:43,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2020-09-04 16:02:43,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:43,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2020-09-04 16:02:43,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:44,026 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 16:02:44,026 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1097504544] [2020-09-04 16:02:44,026 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 16:02:44,027 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-09-04 16:02:44,027 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [746106401] [2020-09-04 16:02:44,027 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-09-04 16:02:44,028 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 16:02:44,028 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-09-04 16:02:44,028 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2020-09-04 16:02:44,028 INFO L87 Difference]: Start difference. First operand 794 states and 893 transitions. Second operand 10 states. [2020-09-04 16:02:45,630 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 16:02:45,952 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 16:02:46,304 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 16:02:46,621 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:02:46,948 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:02:47,244 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:02:48,710 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 16:02:48,711 INFO L93 Difference]: Finished difference Result 1609 states and 1906 transitions. [2020-09-04 16:02:48,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-09-04 16:02:48,711 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 235 [2020-09-04 16:02:48,712 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 16:02:48,718 INFO L225 Difference]: With dead ends: 1609 [2020-09-04 16:02:48,718 INFO L226 Difference]: Without dead ends: 930 [2020-09-04 16:02:48,721 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=75, Invalid=197, Unknown=0, NotChecked=0, Total=272 [2020-09-04 16:02:48,722 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 930 states. [2020-09-04 16:02:48,924 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 930 to 810. [2020-09-04 16:02:48,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 810 states. [2020-09-04 16:02:48,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 810 states to 810 states and 909 transitions. [2020-09-04 16:02:48,927 INFO L78 Accepts]: Start accepts. Automaton has 810 states and 909 transitions. Word has length 235 [2020-09-04 16:02:48,928 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 16:02:48,928 INFO L479 AbstractCegarLoop]: Abstraction has 810 states and 909 transitions. [2020-09-04 16:02:48,928 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-09-04 16:02:48,928 INFO L276 IsEmpty]: Start isEmpty. Operand 810 states and 909 transitions. [2020-09-04 16:02:48,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2020-09-04 16:02:48,932 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 16:02:48,932 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 16:02:48,932 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-09-04 16:02:48,932 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 16:02:48,932 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 16:02:48,933 INFO L82 PathProgramCache]: Analyzing trace with hash 145143104, now seen corresponding path program 1 times [2020-09-04 16:02:48,933 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 16:02:48,933 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1286032766] [2020-09-04 16:02:48,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 16:02:48,936 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 16:02:48,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:49,236 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 16:02:49,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:49,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:49,298 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 16:02:49,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:49,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 16:02:49,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:49,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 16:02:49,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:49,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 16:02:49,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:49,312 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 16:02:49,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:49,315 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-09-04 16:02:49,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:49,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:49,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:49,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2020-09-04 16:02:49,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:49,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:49,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:49,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:49,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:49,401 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:49,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:49,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:02:49,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:49,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:02:49,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:49,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:02:49,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:49,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:02:49,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:49,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:02:49,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:49,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2020-09-04 16:02:49,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:49,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2020-09-04 16:02:49,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:49,503 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-04 16:02:49,504 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1286032766] [2020-09-04 16:02:49,504 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 16:02:49,504 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-09-04 16:02:49,504 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1763638021] [2020-09-04 16:02:49,505 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-09-04 16:02:49,505 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 16:02:49,505 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-09-04 16:02:49,505 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-09-04 16:02:49,505 INFO L87 Difference]: Start difference. First operand 810 states and 909 transitions. Second operand 7 states. [2020-09-04 16:02:50,079 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:02:50,763 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:02:53,963 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 16:02:53,963 INFO L93 Difference]: Finished difference Result 2325 states and 2774 transitions. [2020-09-04 16:02:53,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-09-04 16:02:53,964 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 235 [2020-09-04 16:02:53,964 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 16:02:53,973 INFO L225 Difference]: With dead ends: 2325 [2020-09-04 16:02:53,973 INFO L226 Difference]: Without dead ends: 1630 [2020-09-04 16:02:53,977 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 47 SyntacticMatches, 4 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=64, Invalid=146, Unknown=0, NotChecked=0, Total=210 [2020-09-04 16:02:53,979 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1630 states. [2020-09-04 16:02:54,487 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1630 to 1506. [2020-09-04 16:02:54,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1506 states. [2020-09-04 16:02:54,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1506 states to 1506 states and 1720 transitions. [2020-09-04 16:02:54,493 INFO L78 Accepts]: Start accepts. Automaton has 1506 states and 1720 transitions. Word has length 235 [2020-09-04 16:02:54,494 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 16:02:54,494 INFO L479 AbstractCegarLoop]: Abstraction has 1506 states and 1720 transitions. [2020-09-04 16:02:54,494 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-09-04 16:02:54,494 INFO L276 IsEmpty]: Start isEmpty. Operand 1506 states and 1720 transitions. [2020-09-04 16:02:54,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2020-09-04 16:02:54,497 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 16:02:54,498 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 16:02:54,498 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-09-04 16:02:54,498 INFO L427 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 16:02:54,498 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 16:02:54,499 INFO L82 PathProgramCache]: Analyzing trace with hash 611578387, now seen corresponding path program 1 times [2020-09-04 16:02:54,499 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 16:02:54,499 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [241510387] [2020-09-04 16:02:54,499 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 16:02:54,502 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 16:02:54,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:54,974 WARN L193 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 16:02:54,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:55,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:55,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 16:02:55,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:55,037 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 16:02:55,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:55,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 16:02:55,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:55,041 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 16:02:55,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:55,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 16:02:55,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:55,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 16:02:55,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:55,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-09-04 16:02:55,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:55,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:55,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:55,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-09-04 16:02:55,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:55,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:55,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:55,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:55,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:55,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:55,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:55,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:02:55,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:55,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:02:55,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:55,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:02:55,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:55,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:02:55,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:55,184 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:02:55,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:55,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2020-09-04 16:02:55,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:55,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2020-09-04 16:02:55,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:55,275 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 16:02:55,276 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [241510387] [2020-09-04 16:02:55,276 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 16:02:55,276 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2020-09-04 16:02:55,277 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1782839384] [2020-09-04 16:02:55,277 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-09-04 16:02:55,278 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 16:02:55,278 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-09-04 16:02:55,278 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=152, Unknown=0, NotChecked=0, Total=182 [2020-09-04 16:02:55,278 INFO L87 Difference]: Start difference. First operand 1506 states and 1720 transitions. Second operand 14 states. [2020-09-04 16:02:56,133 WARN L193 SmtUtils]: Spent 544.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 189 [2020-09-04 16:02:57,073 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:02:58,393 WARN L193 SmtUtils]: Spent 550.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 191 [2020-09-04 16:02:59,010 WARN L193 SmtUtils]: Spent 566.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 193 [2020-09-04 16:02:59,411 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 16:02:59,753 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 16:03:00,363 WARN L193 SmtUtils]: Spent 546.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 192 [2020-09-04 16:03:00,728 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 16:03:01,116 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 16:03:01,431 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 16:03:04,902 WARN L193 SmtUtils]: Spent 532.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 189 [2020-09-04 16:03:05,521 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:03:05,835 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 16:03:06,311 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:03:07,754 WARN L193 SmtUtils]: Spent 543.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 191 [2020-09-04 16:03:08,342 WARN L193 SmtUtils]: Spent 557.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 193 [2020-09-04 16:03:08,958 WARN L193 SmtUtils]: Spent 545.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 192 [2020-09-04 16:03:10,095 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 16:03:10,096 INFO L93 Difference]: Finished difference Result 4389 states and 5263 transitions. [2020-09-04 16:03:10,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2020-09-04 16:03:10,097 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 240 [2020-09-04 16:03:10,097 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 16:03:10,115 INFO L225 Difference]: With dead ends: 4389 [2020-09-04 16:03:10,115 INFO L226 Difference]: Without dead ends: 3285 [2020-09-04 16:03:10,120 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 611 ImplicationChecksByTransitivity, 7.9s TimeCoverageRelationStatistics Valid=499, Invalid=1853, Unknown=0, NotChecked=0, Total=2352 [2020-09-04 16:03:10,124 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3285 states. [2020-09-04 16:03:11,697 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3285 to 2845. [2020-09-04 16:03:11,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2845 states. [2020-09-04 16:03:11,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2845 states to 2845 states and 3225 transitions. [2020-09-04 16:03:11,710 INFO L78 Accepts]: Start accepts. Automaton has 2845 states and 3225 transitions. Word has length 240 [2020-09-04 16:03:11,710 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 16:03:11,711 INFO L479 AbstractCegarLoop]: Abstraction has 2845 states and 3225 transitions. [2020-09-04 16:03:11,711 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-09-04 16:03:11,711 INFO L276 IsEmpty]: Start isEmpty. Operand 2845 states and 3225 transitions. [2020-09-04 16:03:11,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 351 [2020-09-04 16:03:11,718 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 16:03:11,719 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 16:03:11,719 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-09-04 16:03:11,719 INFO L427 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 16:03:11,719 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 16:03:11,720 INFO L82 PathProgramCache]: Analyzing trace with hash 1967084994, now seen corresponding path program 1 times [2020-09-04 16:03:11,720 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 16:03:11,720 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1437360889] [2020-09-04 16:03:11,720 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 16:03:11,774 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 16:03:11,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:12,189 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 16:03:12,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:03:12,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:12,219 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 16:03:12,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:12,220 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 16:03:12,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:12,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 16:03:12,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:12,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 16:03:12,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:12,288 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 16:03:12,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:12,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 16:03:12,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:12,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 16:03:12,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:12,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:03:12,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:12,364 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:03:12,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:12,384 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 16:03:12,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:12,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:12,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:12,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:12,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:12,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:12,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:12,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:03:12,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:12,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:03:12,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:12,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:03:12,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:12,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:03:12,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:12,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:03:12,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:12,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-09-04 16:03:12,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:12,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:12,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:12,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2020-09-04 16:03:12,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:12,535 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:03:12,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:12,623 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2020-09-04 16:03:12,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:12,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2020-09-04 16:03:12,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:12,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:12,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:12,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:03:12,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:12,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 16:03:12,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:12,660 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:12,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:12,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:03:12,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:12,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 16:03:12,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:12,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:12,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:12,671 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2020-09-04 16:03:12,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:12,675 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2020-09-04 16:03:12,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:12,813 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 16:03:12,813 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1437360889] [2020-09-04 16:03:12,814 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 16:03:12,814 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2020-09-04 16:03:12,814 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [811757895] [2020-09-04 16:03:12,815 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-09-04 16:03:12,815 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 16:03:12,816 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-09-04 16:03:12,819 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=264, Unknown=0, NotChecked=0, Total=306 [2020-09-04 16:03:12,819 INFO L87 Difference]: Start difference. First operand 2845 states and 3225 transitions. Second operand 18 states. [2020-09-04 16:03:13,504 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 16:03:13,949 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 16:03:14,292 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 16:03:14,694 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 16:03:15,034 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 16:03:15,364 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 16:03:16,300 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 16:03:16,687 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 16:03:17,094 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-09-04 16:03:17,512 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 16:03:18,222 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 16:03:18,602 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-09-04 16:03:19,045 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 16:03:21,237 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:03:22,311 WARN L193 SmtUtils]: Spent 560.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 191 [2020-09-04 16:03:22,946 WARN L193 SmtUtils]: Spent 582.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 193 [2020-09-04 16:03:23,643 WARN L193 SmtUtils]: Spent 617.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 193 [2020-09-04 16:03:24,260 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:03:25,102 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:03:25,787 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 16:03:26,195 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-09-04 16:03:27,197 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-09-04 16:03:27,731 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:03:28,527 WARN L193 SmtUtils]: Spent 649.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 194 [2020-09-04 16:03:29,199 WARN L193 SmtUtils]: Spent 605.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 196 [2020-09-04 16:03:30,309 WARN L193 SmtUtils]: Spent 567.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 195 [2020-09-04 16:03:31,893 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 16:03:31,894 INFO L93 Difference]: Finished difference Result 5991 states and 6922 transitions. [2020-09-04 16:03:31,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2020-09-04 16:03:31,894 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 350 [2020-09-04 16:03:31,895 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 16:03:31,911 INFO L225 Difference]: With dead ends: 5991 [2020-09-04 16:03:31,911 INFO L226 Difference]: Without dead ends: 3533 [2020-09-04 16:03:31,920 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 157 GetRequests, 86 SyntacticMatches, 0 SemanticMatches, 71 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1444 ImplicationChecksByTransitivity, 11.9s TimeCoverageRelationStatistics Valid=971, Invalid=4285, Unknown=0, NotChecked=0, Total=5256 [2020-09-04 16:03:31,924 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3533 states. [2020-09-04 16:03:33,150 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3533 to 3245. [2020-09-04 16:03:33,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3245 states. [2020-09-04 16:03:33,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3245 states to 3245 states and 3610 transitions. [2020-09-04 16:03:33,161 INFO L78 Accepts]: Start accepts. Automaton has 3245 states and 3610 transitions. Word has length 350 [2020-09-04 16:03:33,161 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 16:03:33,162 INFO L479 AbstractCegarLoop]: Abstraction has 3245 states and 3610 transitions. [2020-09-04 16:03:33,162 INFO L480 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-09-04 16:03:33,162 INFO L276 IsEmpty]: Start isEmpty. Operand 3245 states and 3610 transitions. [2020-09-04 16:03:33,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 540 [2020-09-04 16:03:33,174 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 16:03:33,174 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 16:03:33,175 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-09-04 16:03:33,175 INFO L427 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 16:03:33,175 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 16:03:33,175 INFO L82 PathProgramCache]: Analyzing trace with hash 1695516555, now seen corresponding path program 1 times [2020-09-04 16:03:33,176 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 16:03:33,176 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1385323487] [2020-09-04 16:03:33,176 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 16:03:33,197 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 16:03:33,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:33,593 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 16:03:33,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:03:33,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:33,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 16:03:33,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:33,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 16:03:33,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:33,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 16:03:33,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:33,630 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 16:03:33,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:33,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 16:03:33,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:33,646 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 16:03:33,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:33,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 16:03:33,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:33,686 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:03:33,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:33,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:03:33,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:33,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 16:03:33,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:33,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:33,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:33,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:33,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:33,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:33,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:33,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:03:33,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:33,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:03:33,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:33,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:03:33,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:33,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:03:33,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:33,726 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:03:33,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:33,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-09-04 16:03:33,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:33,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:33,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:33,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2020-09-04 16:03:33,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:33,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:03:33,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:33,905 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:03:33,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:33,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 16:03:33,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:33,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:03:33,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:33,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:33,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:33,930 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:03:33,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:33,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 16:03:33,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:33,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:33,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:33,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:03:33,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:33,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 16:03:33,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:33,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:33,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:33,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-09-04 16:03:33,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:34,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:34,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:34,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2020-09-04 16:03:34,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:34,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:03:34,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:34,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:03:34,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:34,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 16:03:34,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:34,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:03:34,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:34,047 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:34,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:34,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:03:34,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:34,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 16:03:34,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:34,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-04 16:03:34,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:34,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:34,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:34,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 434 [2020-09-04 16:03:34,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:34,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:03:34,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:34,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2020-09-04 16:03:34,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:34,069 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:34,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:34,076 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:34,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:34,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:34,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:34,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:03:34,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:34,085 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:03:34,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:34,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:03:34,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:34,090 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:03:34,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:34,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:03:34,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:34,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 516 [2020-09-04 16:03:34,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:34,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 526 [2020-09-04 16:03:34,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:34,288 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 16:03:34,289 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1385323487] [2020-09-04 16:03:34,289 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 16:03:34,289 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2020-09-04 16:03:34,289 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [528064380] [2020-09-04 16:03:34,290 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-09-04 16:03:34,290 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 16:03:34,290 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-09-04 16:03:34,290 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=198, Unknown=0, NotChecked=0, Total=240 [2020-09-04 16:03:34,290 INFO L87 Difference]: Start difference. First operand 3245 states and 3610 transitions. Second operand 16 states. [2020-09-04 16:03:36,319 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:03:36,649 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 16:03:36,992 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:03:37,360 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:03:37,686 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:03:38,009 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:03:39,596 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:03:39,968 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:03:44,190 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 16:03:44,191 INFO L93 Difference]: Finished difference Result 8541 states and 9783 transitions. [2020-09-04 16:03:44,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2020-09-04 16:03:44,192 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 539 [2020-09-04 16:03:44,193 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 16:03:44,219 INFO L225 Difference]: With dead ends: 8541 [2020-09-04 16:03:44,219 INFO L226 Difference]: Without dead ends: 4962 [2020-09-04 16:03:44,231 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 161 GetRequests, 123 SyntacticMatches, 4 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 245 ImplicationChecksByTransitivity, 3.1s TimeCoverageRelationStatistics Valid=292, Invalid=968, Unknown=0, NotChecked=0, Total=1260 [2020-09-04 16:03:44,236 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4962 states. [2020-09-04 16:03:46,112 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4962 to 4332. [2020-09-04 16:03:46,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4332 states. [2020-09-04 16:03:46,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4332 states to 4332 states and 4903 transitions. [2020-09-04 16:03:46,123 INFO L78 Accepts]: Start accepts. Automaton has 4332 states and 4903 transitions. Word has length 539 [2020-09-04 16:03:46,126 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 16:03:46,127 INFO L479 AbstractCegarLoop]: Abstraction has 4332 states and 4903 transitions. [2020-09-04 16:03:46,127 INFO L480 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-09-04 16:03:46,127 INFO L276 IsEmpty]: Start isEmpty. Operand 4332 states and 4903 transitions. [2020-09-04 16:03:46,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 550 [2020-09-04 16:03:46,142 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 16:03:46,142 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 16:03:46,142 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-09-04 16:03:46,143 INFO L427 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 16:03:46,143 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 16:03:46,143 INFO L82 PathProgramCache]: Analyzing trace with hash 514923588, now seen corresponding path program 1 times [2020-09-04 16:03:46,143 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 16:03:46,143 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1257909456] [2020-09-04 16:03:46,144 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 16:03:46,171 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 16:03:46,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:46,620 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 16:03:46,621 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:03:46,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:46,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 16:03:46,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:46,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 16:03:46,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:46,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 16:03:46,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:46,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 16:03:46,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:46,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 16:03:46,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:46,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 16:03:46,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:46,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 16:03:46,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:46,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:03:46,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:46,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:03:46,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:46,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 16:03:46,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:46,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:46,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:46,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:46,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:46,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:46,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:46,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:03:46,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:46,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:03:46,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:46,824 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:03:46,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:46,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:03:46,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:46,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:03:46,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:46,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-09-04 16:03:46,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:46,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:46,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:46,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2020-09-04 16:03:46,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:46,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:03:46,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:46,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:03:46,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:46,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 16:03:46,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:46,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:03:46,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:46,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:46,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:46,878 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:03:46,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:46,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 16:03:46,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:46,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:46,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:46,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:03:46,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:46,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 16:03:46,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:46,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:46,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:46,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-09-04 16:03:46,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:46,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:46,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:46,952 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 16:03:46,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:46,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2020-09-04 16:03:47,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:47,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:03:47,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:47,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:03:47,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:47,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 16:03:47,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:47,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:03:47,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:47,013 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:47,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:47,014 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:03:47,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:47,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 16:03:47,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:47,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-04 16:03:47,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:47,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:47,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:47,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 444 [2020-09-04 16:03:47,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:47,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:03:47,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:47,026 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 458 [2020-09-04 16:03:47,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:47,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:47,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:47,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:47,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:47,045 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:47,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:47,047 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:03:47,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:47,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:03:47,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:47,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:03:47,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:47,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:03:47,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:47,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:03:47,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:47,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 526 [2020-09-04 16:03:47,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:47,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 536 [2020-09-04 16:03:47,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:47,280 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 16:03:47,281 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1257909456] [2020-09-04 16:03:47,281 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 16:03:47,281 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2020-09-04 16:03:47,281 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1571172242] [2020-09-04 16:03:47,282 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-09-04 16:03:47,282 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 16:03:47,283 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-09-04 16:03:47,283 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=265, Unknown=0, NotChecked=0, Total=306 [2020-09-04 16:03:47,283 INFO L87 Difference]: Start difference. First operand 4332 states and 4903 transitions. Second operand 18 states. [2020-09-04 16:03:48,015 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:03:48,442 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 16:03:48,780 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 16:03:49,108 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:03:49,435 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 16:03:49,743 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:03:50,875 WARN L193 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 16:03:51,314 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 16:03:53,738 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 16:03:54,161 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 16:03:54,581 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 16:03:55,100 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:03:56,457 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 16:03:56,782 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 16:03:58,397 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 16:03:58,727 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 16:03:59,012 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 16:04:00,614 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 16:04:00,614 INFO L93 Difference]: Finished difference Result 8270 states and 9450 transitions. [2020-09-04 16:04:00,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2020-09-04 16:04:00,615 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 549 [2020-09-04 16:04:00,616 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 16:04:00,638 INFO L225 Difference]: With dead ends: 8270 [2020-09-04 16:04:00,638 INFO L226 Difference]: Without dead ends: 4357 [2020-09-04 16:04:00,650 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 182 GetRequests, 136 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 471 ImplicationChecksByTransitivity, 6.2s TimeCoverageRelationStatistics Valid=441, Invalid=1815, Unknown=0, NotChecked=0, Total=2256 [2020-09-04 16:04:00,654 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4357 states. [2020-09-04 16:04:02,254 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4357 to 4237. [2020-09-04 16:04:02,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4237 states. [2020-09-04 16:04:02,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4237 states to 4237 states and 4766 transitions. [2020-09-04 16:04:02,263 INFO L78 Accepts]: Start accepts. Automaton has 4237 states and 4766 transitions. Word has length 549 [2020-09-04 16:04:02,264 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 16:04:02,264 INFO L479 AbstractCegarLoop]: Abstraction has 4237 states and 4766 transitions. [2020-09-04 16:04:02,264 INFO L480 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-09-04 16:04:02,264 INFO L276 IsEmpty]: Start isEmpty. Operand 4237 states and 4766 transitions. [2020-09-04 16:04:02,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 555 [2020-09-04 16:04:02,277 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 16:04:02,278 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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 16:04:02,278 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-09-04 16:04:02,278 INFO L427 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 16:04:02,278 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 16:04:02,279 INFO L82 PathProgramCache]: Analyzing trace with hash -1569461802, now seen corresponding path program 1 times [2020-09-04 16:04:02,279 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 16:04:02,279 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [637901959] [2020-09-04 16:04:02,279 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 16:04:02,305 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 16:04:02,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:02,729 WARN L193 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 16:04:02,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:04:02,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:02,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 16:04:02,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:02,805 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 16:04:02,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:02,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 16:04:02,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:02,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 16:04:02,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:02,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 16:04:02,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:02,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 16:04:02,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:02,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 16:04:02,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:02,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:04:02,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:02,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:04:02,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:02,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 16:04:02,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:02,878 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:04:02,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:02,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:04:02,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:02,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:04:02,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:02,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:04:02,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:02,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:04:02,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:02,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:04:02,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:02,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:04:02,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:02,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:04:02,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:02,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-09-04 16:04:02,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:02,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:04:02,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:02,918 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2020-09-04 16:04:02,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:02,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:04:02,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:02,934 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:04:02,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:02,936 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 16:04:02,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:02,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:04:02,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:02,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:04:02,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:02,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:04:02,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:02,946 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 16:04:02,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:02,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:04:02,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:02,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:04:02,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:02,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 16:04:02,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:02,957 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:04:02,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:02,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-09-04 16:04:02,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:02,963 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:04:02,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:02,965 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 16:04:02,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:02,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2020-09-04 16:04:02,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:02,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:04:02,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:02,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:04:02,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:02,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 16:04:02,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:02,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:04:03,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:03,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:04:03,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:03,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:04:03,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:03,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 16:04:03,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:03,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-04 16:04:03,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:03,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:04:03,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:03,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 436 [2020-09-04 16:04:03,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:03,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 449 [2020-09-04 16:04:03,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:03,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:04:03,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:03,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 463 [2020-09-04 16:04:03,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:03,202 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:04:03,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:03,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:04:03,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:03,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:04:03,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:03,224 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:04:03,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:03,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:04:03,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:03,229 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:04:03,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:03,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:04:03,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:03,233 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:04:03,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:03,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 531 [2020-09-04 16:04:03,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:03,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 541 [2020-09-04 16:04:03,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:03,415 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 16:04:03,415 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [637901959] [2020-09-04 16:04:03,415 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 16:04:03,415 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2020-09-04 16:04:03,416 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [929694376] [2020-09-04 16:04:03,416 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-09-04 16:04:03,417 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 16:04:03,417 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-09-04 16:04:03,417 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=204, Unknown=0, NotChecked=0, Total=240 [2020-09-04 16:04:03,417 INFO L87 Difference]: Start difference. First operand 4237 states and 4766 transitions. Second operand 16 states. [2020-09-04 16:04:04,013 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:04:05,240 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:04:07,980 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:04:08,382 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:04:08,825 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:04:09,190 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 16:04:09,535 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:04:09,886 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 16:04:10,232 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:04:10,579 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:04:10,922 WARN L193 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 16:04:11,316 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 16:04:11,665 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 16:04:12,018 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 16:04:14,028 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:04:14,677 WARN L193 SmtUtils]: Spent 607.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 197 [2020-09-04 16:04:15,363 WARN L193 SmtUtils]: Spent 653.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 16:04:15,713 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 16:04:16,089 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 16:04:16,438 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 16:04:20,346 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 16:04:20,346 INFO L93 Difference]: Finished difference Result 12513 states and 14308 transitions. [2020-09-04 16:04:20,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2020-09-04 16:04:20,347 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 554 [2020-09-04 16:04:20,348 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 16:04:20,385 INFO L225 Difference]: With dead ends: 12513 [2020-09-04 16:04:20,386 INFO L226 Difference]: Without dead ends: 8404 [2020-09-04 16:04:20,400 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 182 GetRequests, 132 SyntacticMatches, 1 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 616 ImplicationChecksByTransitivity, 7.9s TimeCoverageRelationStatistics Valid=500, Invalid=2050, Unknown=0, NotChecked=0, Total=2550 [2020-09-04 16:04:20,409 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8404 states. [2020-09-04 16:04:23,208 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8404 to 8235. [2020-09-04 16:04:23,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8235 states. [2020-09-04 16:04:23,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8235 states to 8235 states and 9180 transitions. [2020-09-04 16:04:23,222 INFO L78 Accepts]: Start accepts. Automaton has 8235 states and 9180 transitions. Word has length 554 [2020-09-04 16:04:23,223 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 16:04:23,223 INFO L479 AbstractCegarLoop]: Abstraction has 8235 states and 9180 transitions. [2020-09-04 16:04:23,223 INFO L480 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-09-04 16:04:23,223 INFO L276 IsEmpty]: Start isEmpty. Operand 8235 states and 9180 transitions. [2020-09-04 16:04:23,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 560 [2020-09-04 16:04:23,245 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 16:04:23,245 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 16:04:23,246 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-09-04 16:04:23,246 INFO L427 AbstractCegarLoop]: === Iteration 13 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 16:04:23,246 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 16:04:23,246 INFO L82 PathProgramCache]: Analyzing trace with hash 1994714793, now seen corresponding path program 1 times [2020-09-04 16:04:23,246 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 16:04:23,247 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1751677821] [2020-09-04 16:04:23,247 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 16:04:23,266 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 16:04:23,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:23,675 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 16:04:23,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:04:23,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:23,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 16:04:23,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:23,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 16:04:23,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:23,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 16:04:23,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:23,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 16:04:23,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:23,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 16:04:23,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:23,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 16:04:23,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:23,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-09-04 16:04:23,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:23,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-09-04 16:04:23,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:23,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:04:23,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:23,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:04:23,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:23,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 16:04:23,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:23,930 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:04:23,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:23,976 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:04:23,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:24,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:04:24,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:24,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:04:24,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:24,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:04:24,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:24,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:04:24,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:24,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:04:24,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:24,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:04:24,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:24,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-09-04 16:04:24,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:24,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:04:24,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:24,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2020-09-04 16:04:24,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:24,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:04:24,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:24,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:04:24,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:24,454 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 16:04:24,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:24,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:04:24,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:24,465 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:04:24,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:24,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:04:24,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:24,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 16:04:24,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:24,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:04:24,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:24,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:04:24,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:24,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 16:04:24,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:24,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:04:24,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:24,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-09-04 16:04:24,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:24,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:04:24,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:24,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 16:04:24,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:24,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2020-09-04 16:04:24,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:24,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:04:24,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:24,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:04:24,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:24,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 16:04:24,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:24,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:04:24,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:24,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:04:24,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:24,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:04:24,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:24,539 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 16:04:24,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:24,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-04 16:04:24,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:24,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:04:24,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:24,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 441 [2020-09-04 16:04:24,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:24,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2020-09-04 16:04:24,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:24,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:04:24,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:24,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 468 [2020-09-04 16:04:24,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:24,567 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:04:24,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:24,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:04:24,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:24,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:04:24,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:24,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:04:24,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:24,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:04:24,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:24,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:04:24,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:24,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:04:24,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:24,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:04:24,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:24,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 536 [2020-09-04 16:04:24,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:24,607 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 546 [2020-09-04 16:04:24,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:25,203 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 16:04:25,204 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1751677821] [2020-09-04 16:04:25,204 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 16:04:25,204 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [] total 22 [2020-09-04 16:04:25,204 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1398803469] [2020-09-04 16:04:25,205 INFO L459 AbstractCegarLoop]: Interpolant automaton has 22 states [2020-09-04 16:04:25,205 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 16:04:25,206 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2020-09-04 16:04:25,206 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=410, Unknown=0, NotChecked=0, Total=462 [2020-09-04 16:04:25,206 INFO L87 Difference]: Start difference. First operand 8235 states and 9180 transitions. Second operand 22 states. [2020-09-04 16:04:25,820 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:04:26,273 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 16:04:26,606 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 16:04:26,941 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:04:27,275 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 16:04:27,590 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:04:28,689 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:04:31,739 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:04:32,169 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:04:32,644 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:04:33,041 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:04:33,393 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:04:33,745 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:04:34,222 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:04:34,575 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:04:34,925 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:04:35,326 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:04:35,672 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:04:36,031 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:04:36,705 WARN L193 SmtUtils]: Spent 562.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 191 [2020-09-04 16:04:37,451 WARN L193 SmtUtils]: Spent 596.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 193 [2020-09-04 16:04:38,089 WARN L193 SmtUtils]: Spent 558.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 191 [2020-09-04 16:04:44,514 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 16:04:44,514 INFO L93 Difference]: Finished difference Result 16680 states and 19113 transitions. [2020-09-04 16:04:44,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2020-09-04 16:04:44,515 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 559 [2020-09-04 16:04:44,515 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 16:04:44,551 INFO L225 Difference]: With dead ends: 16680 [2020-09-04 16:04:44,551 INFO L226 Difference]: Without dead ends: 9145 [2020-09-04 16:04:44,574 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 204 GetRequests, 134 SyntacticMatches, 4 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1201 ImplicationChecksByTransitivity, 9.3s TimeCoverageRelationStatistics Valid=880, Invalid=3676, Unknown=0, NotChecked=0, Total=4556 [2020-09-04 16:04:44,583 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9145 states. [2020-09-04 16:04:47,842 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9145 to 7873. [2020-09-04 16:04:47,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7873 states. [2020-09-04 16:04:47,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7873 states to 7873 states and 8731 transitions. [2020-09-04 16:04:47,857 INFO L78 Accepts]: Start accepts. Automaton has 7873 states and 8731 transitions. Word has length 559 [2020-09-04 16:04:47,857 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 16:04:47,857 INFO L479 AbstractCegarLoop]: Abstraction has 7873 states and 8731 transitions. [2020-09-04 16:04:47,857 INFO L480 AbstractCegarLoop]: Interpolant automaton has 22 states. [2020-09-04 16:04:47,858 INFO L276 IsEmpty]: Start isEmpty. Operand 7873 states and 8731 transitions. [2020-09-04 16:04:47,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 565 [2020-09-04 16:04:47,875 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 16:04:47,875 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 16:04:47,875 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-09-04 16:04:47,875 INFO L427 AbstractCegarLoop]: === Iteration 14 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 16:04:47,875 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 16:04:47,876 INFO L82 PathProgramCache]: Analyzing trace with hash 1138156646, now seen corresponding path program 1 times [2020-09-04 16:04:47,876 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 16:04:47,876 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1447494052] [2020-09-04 16:04:47,876 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 16:04:47,887 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 16:04:47,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:48,343 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 16:04:48,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:04:48,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:48,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 16:04:48,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:48,379 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 16:04:48,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:48,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 16:04:48,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:48,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 16:04:48,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:48,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 16:04:48,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:48,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 16:04:48,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:48,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 16:04:48,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:48,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:04:48,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:48,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:04:48,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:48,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 16:04:48,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:48,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:04:48,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:48,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:04:48,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:48,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:04:48,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:48,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:04:48,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:48,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:04:48,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:48,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:04:48,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:48,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:04:48,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:48,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:04:48,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:48,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-09-04 16:04:48,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:48,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:04:48,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:48,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2020-09-04 16:04:48,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:48,570 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2020-09-04 16:04:48,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:48,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:04:48,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:48,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:04:48,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:48,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 16:04:48,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:48,607 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:04:48,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:48,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:04:48,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:48,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:04:48,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:48,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 16:04:48,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:48,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:04:48,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:48,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:04:48,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:48,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 16:04:48,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:48,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:04:48,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:48,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-09-04 16:04:48,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:48,887 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:04:48,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:48,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 16:04:48,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:48,895 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2020-09-04 16:04:48,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:48,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:04:48,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:48,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:04:48,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:48,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 16:04:48,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:48,904 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:04:48,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:48,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:04:48,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:48,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:04:48,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:48,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 16:04:48,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:48,912 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-04 16:04:48,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:48,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:04:48,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:48,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 441 [2020-09-04 16:04:48,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:48,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 449 [2020-09-04 16:04:48,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:48,920 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2020-09-04 16:04:48,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:48,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:04:48,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:48,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 473 [2020-09-04 16:04:48,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:48,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:04:48,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:48,936 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:04:48,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:48,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:04:48,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:48,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:04:48,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:48,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:04:48,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:48,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:04:48,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:48,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:04:48,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:48,951 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:04:48,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:48,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 541 [2020-09-04 16:04:48,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:48,960 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 551 [2020-09-04 16:04:48,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:49,845 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 16:04:49,845 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1447494052] [2020-09-04 16:04:49,846 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 16:04:49,846 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [] total 22 [2020-09-04 16:04:49,846 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [39920897] [2020-09-04 16:04:49,846 INFO L459 AbstractCegarLoop]: Interpolant automaton has 22 states [2020-09-04 16:04:49,847 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 16:04:49,847 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2020-09-04 16:04:49,847 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=410, Unknown=0, NotChecked=0, Total=462 [2020-09-04 16:04:49,847 INFO L87 Difference]: Start difference. First operand 7873 states and 8731 transitions. Second operand 22 states. [2020-09-04 16:04:50,465 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:04:50,916 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 16:04:51,252 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 16:04:51,592 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:04:51,921 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 16:04:52,233 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:04:53,324 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:04:56,288 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:04:56,696 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:04:57,154 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:04:57,550 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:04:57,902 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:04:58,255 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:04:58,620 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:04:58,975 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:04:59,326 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:04:59,731 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:05:00,098 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:05:00,460 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:05:02,746 WARN L193 SmtUtils]: Spent 566.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 191 [2020-09-04 16:05:03,438 WARN L193 SmtUtils]: Spent 597.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 193 [2020-09-04 16:05:04,061 WARN L193 SmtUtils]: Spent 567.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 191 [2020-09-04 16:05:07,504 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 16:05:07,504 INFO L93 Difference]: Finished difference Result 15646 states and 17890 transitions. [2020-09-04 16:05:07,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2020-09-04 16:05:07,505 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 564 [2020-09-04 16:05:07,505 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 16:05:07,539 INFO L225 Difference]: With dead ends: 15646 [2020-09-04 16:05:07,539 INFO L226 Difference]: Without dead ends: 8473 [2020-09-04 16:05:07,557 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 205 GetRequests, 137 SyntacticMatches, 1 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1218 ImplicationChecksByTransitivity, 9.2s TimeCoverageRelationStatistics Valid=894, Invalid=3798, Unknown=0, NotChecked=0, Total=4692 [2020-09-04 16:05:07,565 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8473 states. [2020-09-04 16:05:09,870 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8473 to 7189. [2020-09-04 16:05:09,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7189 states. [2020-09-04 16:05:09,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7189 states to 7189 states and 7969 transitions. [2020-09-04 16:05:09,883 INFO L78 Accepts]: Start accepts. Automaton has 7189 states and 7969 transitions. Word has length 564 [2020-09-04 16:05:09,884 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 16:05:09,884 INFO L479 AbstractCegarLoop]: Abstraction has 7189 states and 7969 transitions. [2020-09-04 16:05:09,884 INFO L480 AbstractCegarLoop]: Interpolant automaton has 22 states. [2020-09-04 16:05:09,884 INFO L276 IsEmpty]: Start isEmpty. Operand 7189 states and 7969 transitions. [2020-09-04 16:05:09,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 561 [2020-09-04 16:05:09,898 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 16:05:09,898 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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 16:05:09,898 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-09-04 16:05:09,898 INFO L427 AbstractCegarLoop]: === Iteration 15 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 16:05:09,898 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 16:05:09,899 INFO L82 PathProgramCache]: Analyzing trace with hash 1850251900, now seen corresponding path program 1 times [2020-09-04 16:05:09,899 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 16:05:09,899 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1491283723] [2020-09-04 16:05:09,899 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 16:05:09,911 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 16:05:09,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:10,312 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 16:05:10,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:05:10,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:10,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 16:05:10,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:10,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 16:05:10,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:10,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 16:05:10,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:10,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 16:05:10,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:10,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 16:05:10,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:10,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 16:05:10,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:10,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 16:05:10,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:10,401 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:05:10,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:10,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:05:10,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:10,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 16:05:10,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:10,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:05:10,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:10,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:05:10,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:10,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:05:10,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:10,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:05:10,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:10,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:05:10,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:10,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:05:10,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:10,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:05:10,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:10,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:05:10,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:10,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-09-04 16:05:10,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:10,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:05:10,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:10,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2020-09-04 16:05:10,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:10,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:05:10,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:10,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:05:10,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:10,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 16:05:10,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:10,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:05:10,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:10,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:05:10,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:10,660 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:05:10,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:10,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 16:05:10,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:10,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:05:10,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:10,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:05:10,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:10,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 16:05:10,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:10,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:05:10,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:10,672 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-09-04 16:05:10,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:10,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:05:10,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:10,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 16:05:10,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:10,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2020-09-04 16:05:10,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:10,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2020-09-04 16:05:10,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:10,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:05:10,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:10,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:05:10,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:10,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 16:05:10,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:10,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:05:10,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:10,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:05:10,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:10,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:05:10,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:10,756 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 16:05:10,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:10,758 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-04 16:05:10,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:10,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:05:10,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:10,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 445 [2020-09-04 16:05:10,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:10,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 455 [2020-09-04 16:05:10,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:10,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:05:10,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:10,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 469 [2020-09-04 16:05:10,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:10,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:05:10,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:10,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:05:10,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:10,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:05:10,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:10,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:05:10,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:10,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:05:10,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:10,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:05:10,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:10,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:05:10,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:10,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:05:10,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:10,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 537 [2020-09-04 16:05:10,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:10,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 547 [2020-09-04 16:05:10,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:11,056 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 16:05:11,056 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1491283723] [2020-09-04 16:05:11,056 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 16:05:11,057 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2020-09-04 16:05:11,057 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [182420086] [2020-09-04 16:05:11,057 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-09-04 16:05:11,057 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 16:05:11,057 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-09-04 16:05:11,058 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=229, Unknown=0, NotChecked=0, Total=272 [2020-09-04 16:05:11,058 INFO L87 Difference]: Start difference. First operand 7189 states and 7969 transitions. Second operand 17 states. [2020-09-04 16:05:11,701 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:05:13,475 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:05:13,829 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:05:14,479 WARN L193 SmtUtils]: Spent 560.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 191 [2020-09-04 16:05:14,820 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:05:15,568 WARN L193 SmtUtils]: Spent 604.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 193 [2020-09-04 16:05:15,869 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:05:16,193 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 16:05:16,803 WARN L193 SmtUtils]: Spent 567.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 191 [2020-09-04 16:05:17,186 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 16:05:17,611 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2020-09-04 16:05:17,959 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 16:05:18,284 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:05:19,726 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:05:20,119 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:05:20,777 WARN L193 SmtUtils]: Spent 541.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2020-09-04 16:05:21,493 WARN L193 SmtUtils]: Spent 624.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 196 [2020-09-04 16:05:22,164 WARN L193 SmtUtils]: Spent 580.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2020-09-04 16:05:22,790 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:05:23,156 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:05:27,097 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:05:28,082 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:05:28,445 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:05:29,077 WARN L193 SmtUtils]: Spent 562.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 191 [2020-09-04 16:05:29,738 WARN L193 SmtUtils]: Spent 602.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 193 [2020-09-04 16:05:30,354 WARN L193 SmtUtils]: Spent 567.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 191 [2020-09-04 16:05:37,105 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 16:05:37,106 INFO L93 Difference]: Finished difference Result 17112 states and 20047 transitions. [2020-09-04 16:05:37,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2020-09-04 16:05:37,107 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 560 [2020-09-04 16:05:37,107 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 16:05:37,150 INFO L225 Difference]: With dead ends: 17112 [2020-09-04 16:05:37,150 INFO L226 Difference]: Without dead ends: 12751 [2020-09-04 16:05:37,167 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 253 GetRequests, 157 SyntacticMatches, 10 SemanticMatches, 86 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2539 ImplicationChecksByTransitivity, 12.3s TimeCoverageRelationStatistics Valid=1307, Invalid=6349, Unknown=0, NotChecked=0, Total=7656 [2020-09-04 16:05:37,181 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12751 states. [2020-09-04 16:05:40,524 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12751 to 10057. [2020-09-04 16:05:40,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10057 states. [2020-09-04 16:05:40,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10057 states to 10057 states and 11075 transitions. [2020-09-04 16:05:40,541 INFO L78 Accepts]: Start accepts. Automaton has 10057 states and 11075 transitions. Word has length 560 [2020-09-04 16:05:40,548 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 16:05:40,549 INFO L479 AbstractCegarLoop]: Abstraction has 10057 states and 11075 transitions. [2020-09-04 16:05:40,549 INFO L480 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-09-04 16:05:40,549 INFO L276 IsEmpty]: Start isEmpty. Operand 10057 states and 11075 transitions. [2020-09-04 16:05:40,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 646 [2020-09-04 16:05:40,567 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 16:05:40,568 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 16:05:40,568 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-09-04 16:05:40,568 INFO L427 AbstractCegarLoop]: === Iteration 16 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 16:05:40,568 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 16:05:40,569 INFO L82 PathProgramCache]: Analyzing trace with hash -2029253763, now seen corresponding path program 1 times [2020-09-04 16:05:40,569 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 16:05:40,569 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [765805506] [2020-09-04 16:05:40,569 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 16:05:40,584 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 16:05:40,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:41,011 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 16:05:41,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:05:41,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:41,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 16:05:41,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:41,037 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 16:05:41,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:41,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 16:05:41,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:41,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 16:05:41,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:41,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 16:05:41,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:41,063 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 16:05:41,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:41,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 16:05:41,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:41,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:05:41,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:41,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:05:41,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:41,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 16:05:41,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:41,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:05:41,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:41,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:05:41,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:41,114 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:05:41,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:41,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:05:41,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:41,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:05:41,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:41,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:05:41,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:41,122 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:05:41,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:41,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:05:41,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:41,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-09-04 16:05:41,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:41,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:05:41,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:41,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2020-09-04 16:05:41,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:41,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:05:41,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:41,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:05:41,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:41,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 16:05:41,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:41,149 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:05:41,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:41,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:05:41,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:41,155 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:05:41,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:41,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 16:05:41,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:41,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:05:41,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:41,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:05:41,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:41,164 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 16:05:41,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:41,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:05:41,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:41,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-09-04 16:05:41,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:41,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:05:41,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:41,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 16:05:41,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:41,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2020-09-04 16:05:41,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:41,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2020-09-04 16:05:41,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:41,197 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:05:41,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:41,198 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:05:41,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:41,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 16:05:41,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:41,201 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:05:41,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:41,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:05:41,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:41,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:05:41,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:41,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 16:05:41,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:41,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-04 16:05:41,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:41,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:05:41,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:41,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 16:05:41,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:41,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 451 [2020-09-04 16:05:41,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:41,217 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 460 [2020-09-04 16:05:41,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:41,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 473 [2020-09-04 16:05:41,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:41,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 478 [2020-09-04 16:05:41,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:41,243 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:05:41,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:41,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:05:41,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:41,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 16:05:41,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:41,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:05:41,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:41,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 16:05:41,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:41,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 526 [2020-09-04 16:05:41,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:41,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 540 [2020-09-04 16:05:41,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:41,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:05:41,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:41,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 554 [2020-09-04 16:05:41,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:41,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:05:41,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:41,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:05:41,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:41,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:05:41,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:41,276 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:05:41,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:41,277 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:05:41,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:41,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:05:41,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:41,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:05:41,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:41,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:05:41,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:41,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 622 [2020-09-04 16:05:41,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:41,288 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 632 [2020-09-04 16:05:41,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:41,449 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 16:05:41,449 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [765805506] [2020-09-04 16:05:41,449 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 16:05:41,449 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-09-04 16:05:41,449 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1986678053] [2020-09-04 16:05:41,450 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-09-04 16:05:41,450 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 16:05:41,450 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-09-04 16:05:41,451 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2020-09-04 16:05:41,451 INFO L87 Difference]: Start difference. First operand 10057 states and 11075 transitions. Second operand 10 states. [2020-09-04 16:05:42,643 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:05:47,480 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 16:05:47,480 INFO L93 Difference]: Finished difference Result 12619 states and 14301 transitions. [2020-09-04 16:05:47,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2020-09-04 16:05:47,481 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 645 [2020-09-04 16:05:47,481 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 16:05:47,499 INFO L225 Difference]: With dead ends: 12619 [2020-09-04 16:05:47,499 INFO L226 Difference]: Without dead ends: 4960 [2020-09-04 16:05:47,517 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 184 GetRequests, 153 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 273 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=267, Invalid=789, Unknown=0, NotChecked=0, Total=1056 [2020-09-04 16:05:47,521 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4960 states. [2020-09-04 16:05:49,067 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4960 to 4253. [2020-09-04 16:05:49,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4253 states. [2020-09-04 16:05:49,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4253 states to 4253 states and 4579 transitions. [2020-09-04 16:05:49,074 INFO L78 Accepts]: Start accepts. Automaton has 4253 states and 4579 transitions. Word has length 645 [2020-09-04 16:05:49,075 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 16:05:49,075 INFO L479 AbstractCegarLoop]: Abstraction has 4253 states and 4579 transitions. [2020-09-04 16:05:49,075 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-09-04 16:05:49,075 INFO L276 IsEmpty]: Start isEmpty. Operand 4253 states and 4579 transitions. [2020-09-04 16:05:49,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 701 [2020-09-04 16:05:49,084 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 16:05:49,084 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 16:05:49,085 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-09-04 16:05:49,085 INFO L427 AbstractCegarLoop]: === Iteration 17 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 16:05:49,085 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 16:05:49,085 INFO L82 PathProgramCache]: Analyzing trace with hash 868992074, now seen corresponding path program 1 times [2020-09-04 16:05:49,086 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 16:05:49,086 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [206764823] [2020-09-04 16:05:49,086 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 16:05:49,120 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 16:05:49,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:49,611 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 16:05:49,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:05:49,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:49,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 16:05:49,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:49,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 16:05:49,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:49,640 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 16:05:49,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:49,641 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 16:05:49,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:49,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 16:05:49,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:49,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 16:05:49,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:49,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 16:05:49,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:49,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:05:49,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:49,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:05:49,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:49,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 16:05:49,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:49,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:05:49,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:49,726 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:05:49,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:49,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:05:49,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:49,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:05:49,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:49,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:05:49,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:49,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:05:49,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:49,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:05:49,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:49,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:05:49,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:49,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-09-04 16:05:49,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:49,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:05:49,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:49,889 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2020-09-04 16:05:49,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:49,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:05:49,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:49,934 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:05:49,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:49,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 16:05:49,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:49,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:05:49,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:49,957 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:05:49,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:49,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:05:49,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:49,960 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 16:05:49,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:49,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:05:49,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:49,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:05:49,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:49,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 16:05:49,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:49,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:05:49,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:49,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-09-04 16:05:49,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:49,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:05:49,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:49,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 16:05:49,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:49,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2020-09-04 16:05:49,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:49,986 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2020-09-04 16:05:49,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:50,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:05:50,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:50,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:05:50,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:50,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 16:05:50,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:50,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:05:50,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:50,047 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:05:50,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:50,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:05:50,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:50,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 16:05:50,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:50,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:05:50,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:50,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:05:50,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:50,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 16:05:50,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:50,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:05:50,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:50,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-09-04 16:05:50,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:50,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:05:50,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:50,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 16:05:50,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:50,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 488 [2020-09-04 16:05:50,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:50,104 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 497 [2020-09-04 16:05:50,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:50,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:05:50,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:50,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:05:50,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:50,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 16:05:50,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:50,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:05:50,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:50,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:05:50,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:50,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:05:50,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:50,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 16:05:50,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:50,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-04 16:05:50,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:50,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:05:50,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:50,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 16:05:50,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:50,164 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 577 [2020-09-04 16:05:50,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:50,182 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 585 [2020-09-04 16:05:50,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:50,184 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 595 [2020-09-04 16:05:50,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:50,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:05:50,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:50,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 609 [2020-09-04 16:05:50,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:50,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:05:50,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:50,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:05:50,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:50,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:05:50,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:50,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:05:50,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:50,209 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:05:50,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:50,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:05:50,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:50,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:05:50,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:50,213 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:05:50,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:50,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 677 [2020-09-04 16:05:50,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:50,219 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 687 [2020-09-04 16:05:50,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:50,448 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 16:05:50,449 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [206764823] [2020-09-04 16:05:50,449 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 16:05:50,449 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2020-09-04 16:05:50,449 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [36672766] [2020-09-04 16:05:50,450 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-09-04 16:05:50,450 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 16:05:50,450 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-09-04 16:05:50,450 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=259, Unknown=0, NotChecked=0, Total=306 [2020-09-04 16:05:50,450 INFO L87 Difference]: Start difference. First operand 4253 states and 4579 transitions. Second operand 18 states. [2020-09-04 16:05:51,099 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:05:52,180 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:05:53,541 WARN L193 SmtUtils]: Spent 542.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 189 [2020-09-04 16:05:54,593 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:05:54,941 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:05:55,590 WARN L193 SmtUtils]: Spent 564.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 191 [2020-09-04 16:05:56,218 WARN L193 SmtUtils]: Spent 576.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 192 [2020-09-04 16:05:56,853 WARN L193 SmtUtils]: Spent 604.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 193 [2020-09-04 16:05:57,507 WARN L193 SmtUtils]: Spent 606.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 195 [2020-09-04 16:05:58,112 WARN L193 SmtUtils]: Spent 569.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 191 [2020-09-04 16:06:01,191 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:06:01,953 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:06:02,298 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:06:02,920 WARN L193 SmtUtils]: Spent 564.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 191 [2020-09-04 16:06:03,575 WARN L193 SmtUtils]: Spent 603.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 193 [2020-09-04 16:06:04,222 WARN L193 SmtUtils]: Spent 607.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 191 [2020-09-04 16:06:08,189 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 16:06:08,189 INFO L93 Difference]: Finished difference Result 8344 states and 9330 transitions. [2020-09-04 16:06:08,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2020-09-04 16:06:08,190 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 700 [2020-09-04 16:06:08,191 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 16:06:08,209 INFO L225 Difference]: With dead ends: 8344 [2020-09-04 16:06:08,210 INFO L226 Difference]: Without dead ends: 5661 [2020-09-04 16:06:08,219 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 261 GetRequests, 184 SyntacticMatches, 8 SemanticMatches, 69 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1506 ImplicationChecksByTransitivity, 9.0s TimeCoverageRelationStatistics Valid=993, Invalid=3977, Unknown=0, NotChecked=0, Total=4970 [2020-09-04 16:06:08,224 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5661 states. [2020-09-04 16:06:10,453 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5661 to 4680. [2020-09-04 16:06:10,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4680 states. [2020-09-04 16:06:10,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4680 states to 4680 states and 4992 transitions. [2020-09-04 16:06:10,462 INFO L78 Accepts]: Start accepts. Automaton has 4680 states and 4992 transitions. Word has length 700 [2020-09-04 16:06:10,463 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 16:06:10,463 INFO L479 AbstractCegarLoop]: Abstraction has 4680 states and 4992 transitions. [2020-09-04 16:06:10,463 INFO L480 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-09-04 16:06:10,463 INFO L276 IsEmpty]: Start isEmpty. Operand 4680 states and 4992 transitions. [2020-09-04 16:06:10,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 679 [2020-09-04 16:06:10,473 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 16:06:10,474 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 16:06:10,474 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2020-09-04 16:06:10,474 INFO L427 AbstractCegarLoop]: === Iteration 18 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 16:06:10,474 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 16:06:10,475 INFO L82 PathProgramCache]: Analyzing trace with hash 2005024342, now seen corresponding path program 1 times [2020-09-04 16:06:10,475 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 16:06:10,475 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1830278013] [2020-09-04 16:06:10,475 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 16:06:10,487 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 16:06:10,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:10,932 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 16:06:10,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:06:10,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:10,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 16:06:10,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:10,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 16:06:10,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:10,960 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 16:06:10,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:10,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 16:06:10,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:10,976 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 16:06:10,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:10,985 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 16:06:10,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:11,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 16:06:11,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:11,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:06:11,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:11,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:06:11,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:11,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 16:06:11,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:11,041 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:06:11,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:11,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:06:11,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:11,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:06:11,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:11,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:06:11,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:11,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:06:11,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:11,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:06:11,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:11,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:06:11,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:11,090 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:06:11,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:11,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-09-04 16:06:11,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:11,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:06:11,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:11,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2020-09-04 16:06:11,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:11,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:06:11,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:11,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:06:11,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:11,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 16:06:11,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:11,209 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:06:11,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:11,243 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:06:11,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:11,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:06:11,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:11,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 16:06:11,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:11,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:06:11,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:11,298 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:06:11,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:11,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 16:06:11,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:11,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:06:11,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:11,376 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-09-04 16:06:11,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:11,379 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:06:11,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:11,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 16:06:11,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:11,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2020-09-04 16:06:11,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:11,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2020-09-04 16:06:11,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:11,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:06:11,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:11,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:06:11,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:11,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 16:06:11,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:11,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:06:11,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:11,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:06:11,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:11,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:06:11,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:11,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 16:06:11,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:11,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-04 16:06:11,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:11,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:06:11,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:11,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 16:06:11,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:11,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 451 [2020-09-04 16:06:11,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:11,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 460 [2020-09-04 16:06:11,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:11,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 469 [2020-09-04 16:06:11,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:11,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:06:11,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:11,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:06:11,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:11,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 16:06:11,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:11,457 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:06:11,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:11,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:06:11,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:11,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:06:11,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:11,465 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:06:11,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:11,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:06:11,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:11,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-09-04 16:06:11,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:11,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:06:11,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:11,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 16:06:11,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:11,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 559 [2020-09-04 16:06:11,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:11,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 573 [2020-09-04 16:06:11,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:11,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:06:11,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:11,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 587 [2020-09-04 16:06:11,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:11,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:06:11,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:11,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:06:11,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:11,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:06:11,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:11,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:06:11,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:11,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:06:11,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:11,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:06:11,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:11,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:06:11,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:11,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:06:11,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:11,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 655 [2020-09-04 16:06:11,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:11,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 665 [2020-09-04 16:06:11,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:11,903 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 16:06:11,904 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1830278013] [2020-09-04 16:06:11,904 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 16:06:11,904 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2020-09-04 16:06:11,904 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1538744129] [2020-09-04 16:06:11,905 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-09-04 16:06:11,905 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 16:06:11,905 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-09-04 16:06:11,906 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=222, Unknown=0, NotChecked=0, Total=272 [2020-09-04 16:06:11,906 INFO L87 Difference]: Start difference. First operand 4680 states and 4992 transitions. Second operand 17 states. [2020-09-04 16:06:12,955 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:06:14,025 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:06:17,260 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 16:06:17,640 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 203 [2020-09-04 16:06:17,975 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:06:18,312 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:06:18,623 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:06:19,194 WARN L193 SmtUtils]: Spent 544.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 189 [2020-09-04 16:06:23,389 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 16:06:23,748 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-09-04 16:06:24,092 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 16:06:24,442 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 16:06:24,770 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 16:06:26,181 WARN L193 SmtUtils]: Spent 565.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 192 [2020-09-04 16:06:26,811 WARN L193 SmtUtils]: Spent 586.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 194 [2020-09-04 16:06:28,736 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 16:06:28,736 INFO L93 Difference]: Finished difference Result 12579 states and 13868 transitions. [2020-09-04 16:06:28,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2020-09-04 16:06:28,737 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 678 [2020-09-04 16:06:28,737 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 16:06:28,755 INFO L225 Difference]: With dead ends: 12579 [2020-09-04 16:06:28,755 INFO L226 Difference]: Without dead ends: 8025 [2020-09-04 16:06:28,764 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 245 GetRequests, 170 SyntacticMatches, 10 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1171 ImplicationChecksByTransitivity, 6.9s TimeCoverageRelationStatistics Valid=986, Invalid=3436, Unknown=0, NotChecked=0, Total=4422 [2020-09-04 16:06:28,769 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8025 states. [2020-09-04 16:06:30,926 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8025 to 6314. [2020-09-04 16:06:30,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6314 states. [2020-09-04 16:06:30,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6314 states to 6314 states and 6713 transitions. [2020-09-04 16:06:30,936 INFO L78 Accepts]: Start accepts. Automaton has 6314 states and 6713 transitions. Word has length 678 [2020-09-04 16:06:30,937 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 16:06:30,937 INFO L479 AbstractCegarLoop]: Abstraction has 6314 states and 6713 transitions. [2020-09-04 16:06:30,937 INFO L480 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-09-04 16:06:30,937 INFO L276 IsEmpty]: Start isEmpty. Operand 6314 states and 6713 transitions. [2020-09-04 16:06:30,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 679 [2020-09-04 16:06:30,947 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 16:06:30,948 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 16:06:30,948 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2020-09-04 16:06:30,948 INFO L427 AbstractCegarLoop]: === Iteration 19 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 16:06:30,948 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 16:06:30,948 INFO L82 PathProgramCache]: Analyzing trace with hash -1016908106, now seen corresponding path program 1 times [2020-09-04 16:06:30,948 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 16:06:30,948 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1069413078] [2020-09-04 16:06:30,948 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 16:06:30,959 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 16:06:31,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:31,501 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 16:06:31,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:06:31,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:31,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 16:06:31,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:31,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 16:06:31,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:31,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 16:06:31,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:31,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 16:06:31,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:31,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 16:06:31,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:31,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 16:06:31,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:31,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 16:06:31,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:31,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:06:31,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:31,616 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:06:31,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:31,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 16:06:31,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:31,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:06:31,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:31,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:06:31,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:31,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:06:31,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:31,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:06:31,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:31,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:06:31,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:31,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:06:31,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:31,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:06:31,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:31,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:06:31,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:31,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-09-04 16:06:31,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:31,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:06:31,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:31,672 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2020-09-04 16:06:31,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:31,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:06:31,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:31,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:06:31,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:31,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 16:06:31,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:31,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:06:31,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:31,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:06:31,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:31,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:06:31,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:31,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 16:06:31,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:31,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:06:31,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:31,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:06:31,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:31,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 16:06:31,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:31,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:06:31,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:31,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-09-04 16:06:31,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:31,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:06:31,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:31,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 16:06:31,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:31,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2020-09-04 16:06:31,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:31,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2020-09-04 16:06:31,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:31,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:06:31,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:31,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:06:31,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:31,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 16:06:31,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:31,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:06:31,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:31,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:06:31,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:31,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:06:31,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:31,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 16:06:31,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:31,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-04 16:06:31,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:31,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:06:31,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:31,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 16:06:31,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:31,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 451 [2020-09-04 16:06:31,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:31,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 460 [2020-09-04 16:06:31,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:31,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 469 [2020-09-04 16:06:31,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:31,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:06:31,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:31,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:06:31,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:31,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 16:06:31,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:31,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:06:31,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:31,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:06:31,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:31,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:06:31,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:31,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:06:31,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:31,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:06:31,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:31,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-09-04 16:06:31,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:31,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:06:31,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:31,915 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 16:06:31,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:31,920 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 559 [2020-09-04 16:06:31,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:31,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 573 [2020-09-04 16:06:31,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:31,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:06:31,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:31,925 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 587 [2020-09-04 16:06:31,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:31,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:06:31,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:31,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:06:31,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:31,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:06:31,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:31,946 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:06:31,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:31,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:06:31,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:31,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:06:31,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:31,956 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:06:31,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:31,957 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:06:31,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:31,963 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 655 [2020-09-04 16:06:31,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:31,965 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 665 [2020-09-04 16:06:31,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:06:32,153 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 16:06:32,153 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1069413078] [2020-09-04 16:06:32,153 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 16:06:32,153 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2020-09-04 16:06:32,153 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1230452857] [2020-09-04 16:06:32,154 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-09-04 16:06:32,154 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 16:06:32,154 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-09-04 16:06:32,155 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=233, Unknown=0, NotChecked=0, Total=272 [2020-09-04 16:06:32,155 INFO L87 Difference]: Start difference. First operand 6314 states and 6713 transitions. Second operand 17 states. [2020-09-04 16:06:32,893 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 16:06:33,219 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 16:06:33,541 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:06:33,857 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:06:34,159 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:06:37,256 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:06:37,573 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:06:37,893 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 16:06:38,218 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:06:38,537 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:06:38,840 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:06:39,416 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 16:06:39,417 INFO L93 Difference]: Finished difference Result 7287 states and 7784 transitions. [2020-09-04 16:06:39,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2020-09-04 16:06:39,417 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 678 [2020-09-04 16:06:39,418 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 16:06:39,419 INFO L225 Difference]: With dead ends: 7287 [2020-09-04 16:06:39,420 INFO L226 Difference]: Without dead ends: 0 [2020-09-04 16:06:39,430 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 195 GetRequests, 160 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 179 ImplicationChecksByTransitivity, 4.0s TimeCoverageRelationStatistics Valid=311, Invalid=1021, Unknown=0, NotChecked=0, Total=1332 [2020-09-04 16:06:39,430 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-09-04 16:06:39,430 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-09-04 16:06:39,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-09-04 16:06:39,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-09-04 16:06:39,431 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 678 [2020-09-04 16:06:39,432 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 16:06:39,432 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-09-04 16:06:39,432 INFO L480 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-09-04 16:06:39,432 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-09-04 16:06:39,432 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-09-04 16:06:39,432 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2020-09-04 16:06:39,435 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-09-04 16:06:39,863 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:06:40,239 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:06:40,985 WARN L193 SmtUtils]: Spent 684.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 227 [2020-09-04 16:06:41,356 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:06:41,938 WARN L193 SmtUtils]: Spent 549.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 225 [2020-09-04 16:06:42,515 WARN L193 SmtUtils]: Spent 574.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 225 [2020-09-04 16:06:43,561 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 246 DAG size of output: 237 [2020-09-04 16:06:44,143 WARN L193 SmtUtils]: Spent 573.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 227 [2020-09-04 16:06:44,484 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 16:06:45,743 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 248 DAG size of output: 238 [2020-09-04 16:06:46,095 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 16:06:46,448 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:06:48,072 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 16:06:48,479 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:06:48,854 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 16:06:49,233 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:06:49,788 WARN L193 SmtUtils]: Spent 476.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 234 [2020-09-04 16:06:50,389 WARN L193 SmtUtils]: Spent 573.00 ms on a formula simplification. DAG size of input: 256 DAG size of output: 240 [2020-09-04 16:06:50,893 WARN L193 SmtUtils]: Spent 462.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 231 [2020-09-04 16:06:51,459 WARN L193 SmtUtils]: Spent 562.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 238 [2020-09-04 16:06:52,022 WARN L193 SmtUtils]: Spent 561.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 238 [2020-09-04 16:06:53,153 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 270 DAG size of output: 250 [2020-09-04 16:06:53,608 WARN L193 SmtUtils]: Spent 453.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 230 [2020-09-04 16:06:54,180 WARN L193 SmtUtils]: Spent 570.00 ms on a formula simplification. DAG size of input: 256 DAG size of output: 240 [2020-09-04 16:06:55,274 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 263 DAG size of output: 247 [2020-09-04 16:06:55,630 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 16:07:05,169 WARN L193 SmtUtils]: Spent 9.54 s on a formula simplification. DAG size of input: 803 DAG size of output: 564 [2020-09-04 16:07:05,344 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 197 [2020-09-04 16:07:05,704 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:07:06,052 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:07:06,416 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:07:06,753 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:07:06,924 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 193 [2020-09-04 16:07:07,098 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 196 [2020-09-04 16:07:07,643 WARN L193 SmtUtils]: Spent 542.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 196 [2020-09-04 16:07:08,288 WARN L193 SmtUtils]: Spent 642.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 224 [2020-09-04 16:07:08,643 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 16:07:09,001 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:07:09,570 WARN L193 SmtUtils]: Spent 551.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 199 [2020-09-04 16:07:09,928 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:07:10,290 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:07:10,467 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 195 [2020-09-04 16:07:10,823 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 16:07:11,193 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:07:11,957 WARN L193 SmtUtils]: Spent 763.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 227 [2020-09-04 16:07:12,739 WARN L193 SmtUtils]: Spent 774.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 229 [2020-09-04 16:07:12,912 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 194 [2020-09-04 16:07:13,079 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 16:07:13,253 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 193 [2020-09-04 16:07:13,610 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 16:07:13,946 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:07:14,298 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:07:14,468 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 195 [2020-09-04 16:07:14,634 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 192 [2020-09-04 16:07:15,253 WARN L193 SmtUtils]: Spent 597.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 16:07:15,607 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:07:15,769 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 191 [2020-09-04 16:07:15,943 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 196 [2020-09-04 16:07:16,123 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2020-09-04 16:07:16,837 WARN L193 SmtUtils]: Spent 662.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 226 [2020-09-04 16:07:17,186 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:07:17,541 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:07:17,735 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2020-09-04 16:07:17,900 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 193 [2020-09-04 16:07:18,068 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:07:18,417 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:07:18,590 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 196 [2020-09-04 16:07:19,254 WARN L193 SmtUtils]: Spent 661.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 226 [2020-09-04 16:07:19,615 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:07:19,995 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 16:07:20,350 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 16:07:20,701 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:07:21,350 WARN L193 SmtUtils]: Spent 641.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 224 [2020-09-04 16:07:21,704 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 16:07:22,077 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:07:22,253 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 196 [2020-09-04 16:07:22,608 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 16:07:22,784 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 16:07:22,961 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 197 [2020-09-04 16:07:23,143 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 16:07:23,322 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 193 [2020-09-04 16:07:23,667 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:07:24,010 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:07:24,180 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 16:07:24,352 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 16:07:24,708 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 16:07:24,890 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 197 [2020-09-04 16:07:25,257 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:07:25,441 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 16:07:25,607 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 16:07:25,773 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 193 [2020-09-04 16:07:26,639 WARN L193 SmtUtils]: Spent 860.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 228 [2020-09-04 16:07:27,517 WARN L193 SmtUtils]: Spent 872.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 230 [2020-09-04 16:07:27,869 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:07:28,036 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:07:28,207 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:07:28,377 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 194 [2020-09-04 16:07:28,714 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 16:07:29,073 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 16:07:29,737 WARN L193 SmtUtils]: Spent 662.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 226 [2020-09-04 16:07:29,915 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 195 [2020-09-04 16:07:30,274 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:07:30,624 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:07:30,983 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:07:31,343 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:07:31,503 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 191 [2020-09-04 16:07:31,677 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 194 [2020-09-04 16:07:32,326 WARN L193 SmtUtils]: Spent 642.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 224 [2020-09-04 16:07:32,692 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:07:33,031 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:07:33,205 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 16:07:33,565 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:07:33,740 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 195 [2020-09-04 16:07:33,905 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 192 [2020-09-04 16:07:34,259 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:07:34,430 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 16:07:34,789 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:07:35,150 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:07:35,333 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2020-09-04 16:07:35,499 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 16:07:35,671 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 196 [2020-09-04 16:07:36,309 WARN L193 SmtUtils]: Spent 633.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 228 [2020-09-04 16:07:36,654 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:07:38,509 WARN L193 SmtUtils]: Spent 1.85 s on a formula simplification. DAG size of input: 248 DAG size of output: 244 [2020-09-04 16:07:38,860 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:07:39,205 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 16:07:39,376 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 195 [2020-09-04 16:07:39,731 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:07:40,265 WARN L193 SmtUtils]: Spent 532.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 226 [2020-09-04 16:07:41,576 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 252 DAG size of output: 242 [2020-09-04 16:07:41,749 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 16:07:42,101 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:07:42,459 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 16:07:43,172 WARN L193 SmtUtils]: Spent 712.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 202 [2020-09-04 16:07:44,712 WARN L193 SmtUtils]: Spent 1.53 s on a formula simplification. DAG size of input: 254 DAG size of output: 244 [2020-09-04 16:07:45,067 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:07:45,237 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 196 [2020-09-04 16:07:45,578 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 16:07:45,739 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 16:07:46,462 WARN L193 SmtUtils]: Spent 718.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 205 [2020-09-04 16:07:46,627 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 191 [2020-09-04 16:07:46,800 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 193 [2020-09-04 16:07:46,974 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 195 [2020-09-04 16:07:47,139 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 192 [2020-09-04 16:07:54,841 WARN L193 SmtUtils]: Spent 7.70 s on a formula simplification. DAG size of input: 668 DAG size of output: 524 [2020-09-04 16:07:55,619 WARN L193 SmtUtils]: Spent 773.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 229 [2020-09-04 16:07:56,400 WARN L193 SmtUtils]: Spent 764.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 227 [2020-09-04 16:07:56,824 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 238 [2020-09-04 16:07:57,062 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 208 [2020-09-04 16:07:57,267 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 209 [2020-09-04 16:07:57,477 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-09-04 16:07:57,883 WARN L193 SmtUtils]: Spent 404.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 239 [2020-09-04 16:07:58,097 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 211 [2020-09-04 16:07:59,056 WARN L193 SmtUtils]: Spent 957.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 244 [2020-09-04 16:07:59,478 WARN L193 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 242 [2020-09-04 16:07:59,910 WARN L193 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 241 [2020-09-04 16:08:00,323 WARN L193 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 241 [2020-09-04 16:08:00,734 WARN L193 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 239 [2020-09-04 16:08:01,688 WARN L193 SmtUtils]: Spent 947.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 242 [2020-09-04 16:08:02,102 WARN L193 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 240 [2020-09-04 16:08:02,534 WARN L193 SmtUtils]: Spent 419.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 242 [2020-09-04 16:08:02,752 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 211 [2020-09-04 16:08:03,165 WARN L193 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 240 [2020-09-04 16:08:03,383 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-09-04 16:08:03,603 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 212 [2020-09-04 16:08:03,828 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-09-04 16:08:04,042 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 209 [2020-09-04 16:08:04,441 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 238 [2020-09-04 16:08:04,841 WARN L193 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 238 [2020-09-04 16:08:05,056 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-09-04 16:08:05,270 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-09-04 16:08:05,685 WARN L193 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 240 [2020-09-04 16:08:05,906 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 212 [2020-09-04 16:08:06,331 WARN L193 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 242 [2020-09-04 16:08:06,558 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 214 [2020-09-04 16:08:06,764 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 209 [2020-09-04 16:08:06,970 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 209 [2020-09-04 16:08:07,981 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 243 DAG size of output: 235 [2020-09-04 16:08:09,007 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 245 DAG size of output: 237 [2020-09-04 16:08:09,419 WARN L193 SmtUtils]: Spent 402.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-09-04 16:08:09,627 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-09-04 16:08:09,838 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-09-04 16:08:10,049 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 210 [2020-09-04 16:08:10,443 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 240 [2020-09-04 16:08:10,854 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 240 [2020-09-04 16:08:11,879 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 248 DAG size of output: 244 [2020-09-04 16:08:12,099 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 210 [2020-09-04 16:08:12,518 WARN L193 SmtUtils]: Spent 418.00 ms on a formula simplification that was a NOOP. DAG size: 242 [2020-09-04 16:08:12,925 WARN L193 SmtUtils]: Spent 400.00 ms on a formula simplification that was a NOOP. DAG size: 242 [2020-09-04 16:08:13,314 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 16:08:13,733 WARN L193 SmtUtils]: Spent 417.00 ms on a formula simplification that was a NOOP. DAG size: 243 [2020-09-04 16:08:13,933 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 207 [2020-09-04 16:08:14,149 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 210 [2020-09-04 16:08:15,104 WARN L193 SmtUtils]: Spent 947.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 242 [2020-09-04 16:08:15,529 WARN L193 SmtUtils]: Spent 409.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-09-04 16:08:15,923 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 238 [2020-09-04 16:08:16,138 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-09-04 16:08:16,557 WARN L193 SmtUtils]: Spent 415.00 ms on a formula simplification that was a NOOP. DAG size: 243 [2020-09-04 16:08:16,772 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 210 [2020-09-04 16:08:16,979 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 208 [2020-09-04 16:08:17,392 WARN L193 SmtUtils]: Spent 409.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-09-04 16:08:17,604 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-09-04 16:08:18,021 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 239 [2020-09-04 16:08:18,411 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 16:08:18,636 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 208 [2020-09-04 16:08:18,843 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 209 [2020-09-04 16:08:19,056 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 211 [2020-09-04 16:08:20,046 WARN L193 SmtUtils]: Spent 981.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 246 [2020-09-04 16:08:20,446 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 239 [2020-09-04 16:08:22,669 WARN L193 SmtUtils]: Spent 2.22 s on a formula simplification. DAG size of input: 254 DAG size of output: 251 [2020-09-04 16:08:23,077 WARN L193 SmtUtils]: Spent 404.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 239 [2020-09-04 16:08:23,481 WARN L193 SmtUtils]: Spent 400.00 ms on a formula simplification that was a NOOP. DAG size: 239 [2020-09-04 16:08:23,693 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 210 [2020-09-04 16:08:24,107 WARN L193 SmtUtils]: Spent 408.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-09-04 16:08:25,060 WARN L193 SmtUtils]: Spent 951.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 244 [2020-09-04 16:08:26,738 WARN L193 SmtUtils]: Spent 1.68 s on a formula simplification. DAG size of input: 267 DAG size of output: 257 [2020-09-04 16:08:26,953 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-09-04 16:08:27,362 WARN L193 SmtUtils]: Spent 408.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-09-04 16:08:27,779 WARN L193 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 241 [2020-09-04 16:08:28,757 WARN L193 SmtUtils]: Spent 977.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 221 [2020-09-04 16:08:30,420 WARN L193 SmtUtils]: Spent 1.65 s on a formula simplification. DAG size of input: 269 DAG size of output: 260 [2020-09-04 16:08:30,803 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 16:08:31,015 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 211 [2020-09-04 16:08:31,416 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 240 [2020-09-04 16:08:31,618 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-09-04 16:08:32,649 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 231 DAG size of output: 223 [2020-09-04 16:08:32,874 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 207 [2020-09-04 16:08:33,088 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 209 [2020-09-04 16:08:33,304 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 210 [2020-09-04 16:08:33,511 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 208 [2020-09-04 16:08:34,253 WARN L193 SmtUtils]: Spent 692.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 16:08:34,961 WARN L193 SmtUtils]: Spent 705.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 232 [2020-09-04 16:08:36,207 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 260 DAG size of output: 229 [2020-09-04 16:08:36,908 WARN L193 SmtUtils]: Spent 660.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 235 [2020-09-04 16:08:37,582 WARN L193 SmtUtils]: Spent 671.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 237 [2020-09-04 16:08:38,253 WARN L193 SmtUtils]: Spent 664.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 235 [2020-09-04 16:08:39,645 WARN L193 SmtUtils]: Spent 1.38 s on a formula simplification. DAG size of input: 258 DAG size of output: 228 [2020-09-04 16:08:40,320 WARN L193 SmtUtils]: Spent 672.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 237 [2020-09-04 16:08:40,706 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 233 [2020-09-04 16:08:41,184 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:08:42,090 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 237 [2020-09-04 16:08:43,146 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 250 DAG size of output: 241 [2020-09-04 16:08:43,552 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 237 [2020-09-04 16:08:44,522 WARN L193 SmtUtils]: Spent 944.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 241 [2020-09-04 16:08:45,462 WARN L193 SmtUtils]: Spent 937.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 239 [2020-09-04 16:08:46,519 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 263 DAG size of output: 252 [2020-09-04 16:08:47,486 WARN L193 SmtUtils]: Spent 964.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 243 [2020-09-04 16:08:47,873 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 238 [2020-09-04 16:08:49,028 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 265 DAG size of output: 255 [2020-09-04 16:08:49,421 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 238 [2020-09-04 16:08:49,534 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 31 [2020-09-04 16:08:50,008 WARN L193 SmtUtils]: Spent 468.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 235 [2020-09-04 16:08:50,474 WARN L193 SmtUtils]: Spent 459.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 234 [2020-09-04 16:08:51,070 WARN L193 SmtUtils]: Spent 571.00 ms on a formula simplification. DAG size of input: 256 DAG size of output: 240 [2020-09-04 16:08:51,548 WARN L193 SmtUtils]: Spent 459.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 234 [2020-09-04 16:08:52,134 WARN L193 SmtUtils]: Spent 561.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 238 [2020-09-04 16:08:52,697 WARN L193 SmtUtils]: Spent 561.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 238 [2020-09-04 16:08:53,828 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 270 DAG size of output: 250 [2020-09-04 16:08:54,401 WARN L193 SmtUtils]: Spent 570.00 ms on a formula simplification. DAG size of input: 256 DAG size of output: 240 [2020-09-04 16:08:55,495 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 263 DAG size of output: 247 [2020-09-04 16:08:55,970 WARN L193 SmtUtils]: Spent 465.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 235 [2020-09-04 16:08:56,322 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 16:08:56,675 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:08:57,035 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:08:57,704 WARN L193 SmtUtils]: Spent 665.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 227 [2020-09-04 16:08:58,065 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:08:58,646 WARN L193 SmtUtils]: Spent 560.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 225 [2020-09-04 16:08:59,193 WARN L193 SmtUtils]: Spent 544.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 225 [2020-09-04 16:09:00,196 WARN L193 SmtUtils]: Spent 998.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 237 [2020-09-04 16:09:00,770 WARN L193 SmtUtils]: Spent 571.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 227 [2020-09-04 16:09:02,084 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 248 DAG size of output: 238 [2020-09-04 16:09:02,428 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 16:09:02,619 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 201 [2020-09-04 16:09:03,000 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 16:09:03,371 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 16:09:03,766 WARN L193 SmtUtils]: Spent 381.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 16:09:04,121 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:09:04,303 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 197 [2020-09-04 16:09:04,489 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 200 [2020-09-04 16:09:05,196 WARN L193 SmtUtils]: Spent 704.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 200 [2020-09-04 16:09:05,832 WARN L193 SmtUtils]: Spent 632.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 228 [2020-09-04 16:09:06,208 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 16:09:06,588 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 16:09:07,319 WARN L193 SmtUtils]: Spent 716.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 203 [2020-09-04 16:09:07,697 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:09:08,082 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 16:09:08,273 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 199 [2020-09-04 16:09:08,650 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 16:09:09,042 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 16:09:09,935 WARN L193 SmtUtils]: Spent 892.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 232 [2020-09-04 16:09:10,654 WARN L193 SmtUtils]: Spent 712.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 233 [2020-09-04 16:09:10,842 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 198 [2020-09-04 16:09:11,023 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 198 [2020-09-04 16:09:11,210 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 197 [2020-09-04 16:09:11,588 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 16:09:11,944 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:09:12,318 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:09:12,504 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 199 [2020-09-04 16:09:12,684 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 196 [2020-09-04 16:09:13,605 WARN L193 SmtUtils]: Spent 901.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 232 [2020-09-04 16:09:13,981 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:09:14,158 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 195 [2020-09-04 16:09:14,346 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 200 [2020-09-04 16:09:14,539 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 197 [2020-09-04 16:09:15,247 WARN L193 SmtUtils]: Spent 662.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 230 [2020-09-04 16:09:15,455 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 205 [2020-09-04 16:09:15,857 WARN L193 SmtUtils]: Spent 400.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2020-09-04 16:09:16,248 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 232 [2020-09-04 16:09:16,654 WARN L193 SmtUtils]: Spent 400.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2020-09-04 16:09:17,031 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 16:09:17,229 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 201 [2020-09-04 16:09:17,430 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 204 [2020-09-04 16:09:18,082 WARN L193 SmtUtils]: Spent 648.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 208 [2020-09-04 16:09:18,766 WARN L193 SmtUtils]: Spent 681.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 232 [2020-09-04 16:09:19,166 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 16:09:19,569 WARN L193 SmtUtils]: Spent 402.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 16:09:20,243 WARN L193 SmtUtils]: Spent 658.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 211 [2020-09-04 16:09:20,644 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 16:09:21,051 WARN L193 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 235 [2020-09-04 16:09:21,257 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 203 [2020-09-04 16:09:21,656 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 233 [2020-09-04 16:09:22,070 WARN L193 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 235 [2020-09-04 16:09:22,860 WARN L193 SmtUtils]: Spent 788.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 235 [2020-09-04 16:09:23,820 WARN L193 SmtUtils]: Spent 951.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 237 [2020-09-04 16:09:24,024 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 202 [2020-09-04 16:09:24,221 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 202 [2020-09-04 16:09:24,423 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 201 [2020-09-04 16:09:24,823 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 233 [2020-09-04 16:09:25,199 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 16:09:25,595 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 16:09:25,796 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 203 [2020-09-04 16:09:25,992 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 200 [2020-09-04 16:09:26,877 WARN L193 SmtUtils]: Spent 865.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 235 [2020-09-04 16:09:27,275 WARN L193 SmtUtils]: Spent 395.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 16:09:27,466 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 199 [2020-09-04 16:09:27,671 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 204 [2020-09-04 16:09:27,880 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 201 [2020-09-04 16:09:28,628 WARN L193 SmtUtils]: Spent 695.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 234 [2020-09-04 16:09:28,982 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:09:29,416 WARN L193 SmtUtils]: Spent 403.00 ms on a formula simplification that was a NOOP. DAG size: 240 [2020-09-04 16:09:30,267 WARN L193 SmtUtils]: Spent 835.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 227 [2020-09-04 16:09:30,809 WARN L193 SmtUtils]: Spent 541.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 226 [2020-09-04 16:09:31,350 WARN L193 SmtUtils]: Spent 537.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 224 [2020-09-04 16:09:31,693 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 196 [2020-09-04 16:09:32,057 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 194 [2020-09-04 16:09:32,598 WARN L193 SmtUtils]: Spent 540.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 226 [2020-09-04 16:09:32,945 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 197 [2020-09-04 16:09:33,620 WARN L193 SmtUtils]: Spent 664.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 228 [2020-09-04 16:09:33,985 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 195 [2020-09-04 16:09:34,337 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 196 [2020-09-04 16:09:34,672 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 193 [2020-09-04 16:09:35,231 WARN L193 SmtUtils]: Spent 556.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 227 [2020-09-04 16:09:35,564 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 195 [2020-09-04 16:09:36,126 WARN L193 SmtUtils]: Spent 558.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 227 [2020-09-04 16:09:36,672 WARN L193 SmtUtils]: Spent 543.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 225 [2020-09-04 16:09:37,222 WARN L193 SmtUtils]: Spent 545.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 225 [2020-09-04 16:09:37,572 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 197 [2020-09-04 16:09:37,938 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 198 [2020-09-04 16:09:38,555 WARN L193 SmtUtils]: Spent 607.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 225 [2020-09-04 16:09:38,920 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:09:39,250 WARN L193 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 194 [2020-09-04 16:09:39,593 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 196 [2020-09-04 16:09:39,932 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 194 [2020-09-04 16:09:40,265 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 195 [2020-09-04 16:09:40,623 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 197 [2020-09-04 16:09:40,969 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 223 [2020-09-04 16:09:41,806 WARN L193 SmtUtils]: Spent 833.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 227 [2020-09-04 16:09:43,829 WARN L193 SmtUtils]: Spent 2.02 s on a formula simplification. DAG size of input: 253 DAG size of output: 245 [2020-09-04 16:09:44,366 WARN L193 SmtUtils]: Spent 535.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 225 [2020-09-04 16:09:44,726 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 197 [2020-09-04 16:09:45,079 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 224 [2020-09-04 16:09:45,417 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 196 [2020-09-04 16:09:46,041 WARN L193 SmtUtils]: Spent 620.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 225 [2020-09-04 16:09:46,372 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 193 [2020-09-04 16:09:47,041 WARN L193 SmtUtils]: Spent 666.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 228 [2020-09-04 16:09:47,681 WARN L193 SmtUtils]: Spent 633.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 226 [2020-09-04 16:09:48,043 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 198 [2020-09-04 16:09:48,670 WARN L193 SmtUtils]: Spent 625.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 227 [2020-09-04 16:09:50,200 WARN L193 SmtUtils]: Spent 1.53 s on a formula simplification. DAG size of input: 256 DAG size of output: 241 [2020-09-04 16:09:50,525 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 192 [2020-09-04 16:09:50,882 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 226 [2020-09-04 16:09:51,636 WARN L193 SmtUtils]: Spent 752.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 202 [2020-09-04 16:09:52,278 WARN L193 SmtUtils]: Spent 639.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 228 [2020-09-04 16:09:53,715 WARN L193 SmtUtils]: Spent 1.44 s on a formula simplification. DAG size of input: 258 DAG size of output: 242 [2020-09-04 16:09:54,060 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 225 [2020-09-04 16:09:54,392 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 192 [2020-09-04 16:09:54,724 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 194 [2020-09-04 16:09:55,568 WARN L193 SmtUtils]: Spent 841.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 205 [2020-09-04 16:09:55,917 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 194 [2020-09-04 16:09:56,809 WARN L193 SmtUtils]: Spent 890.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 232 [2020-09-04 16:09:57,163 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 195 [2020-09-04 16:09:58,083 WARN L193 SmtUtils]: Spent 911.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 234 [2020-09-04 16:09:58,413 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 194 [2020-09-04 16:09:58,955 WARN L193 SmtUtils]: Spent 535.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 225 [2020-09-04 16:09:59,499 WARN L193 SmtUtils]: Spent 538.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 224 [2020-09-04 16:10:00,983 WARN L193 SmtUtils]: Spent 835.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 227 [2020-09-04 16:10:01,525 WARN L193 SmtUtils]: Spent 540.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 226 [2020-09-04 16:10:02,069 WARN L193 SmtUtils]: Spent 540.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 224 [2020-09-04 16:10:02,413 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 196 [2020-09-04 16:10:02,781 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 194 [2020-09-04 16:10:03,326 WARN L193 SmtUtils]: Spent 543.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 226 [2020-09-04 16:10:03,674 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 197 [2020-09-04 16:10:04,358 WARN L193 SmtUtils]: Spent 677.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 228 [2020-09-04 16:10:04,727 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 195 [2020-09-04 16:10:05,085 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 196 [2020-09-04 16:10:05,422 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 193 [2020-09-04 16:10:05,984 WARN L193 SmtUtils]: Spent 559.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 227 [2020-09-04 16:10:06,319 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 195 [2020-09-04 16:10:06,881 WARN L193 SmtUtils]: Spent 557.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 227 [2020-09-04 16:10:07,429 WARN L193 SmtUtils]: Spent 545.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 225 [2020-09-04 16:10:08,006 WARN L193 SmtUtils]: Spent 571.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 225 [2020-09-04 16:10:08,361 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 197 [2020-09-04 16:10:08,727 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 198 [2020-09-04 16:10:09,344 WARN L193 SmtUtils]: Spent 607.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 225 [2020-09-04 16:10:09,710 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:10:10,046 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 194 [2020-09-04 16:10:10,389 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 196 [2020-09-04 16:10:10,729 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 194 [2020-09-04 16:10:11,062 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 195 [2020-09-04 16:10:11,418 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 197 [2020-09-04 16:10:11,765 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 223 [2020-09-04 16:10:12,604 WARN L193 SmtUtils]: Spent 836.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 227 [2020-09-04 16:10:14,634 WARN L193 SmtUtils]: Spent 2.03 s on a formula simplification. DAG size of input: 253 DAG size of output: 245 [2020-09-04 16:10:15,179 WARN L193 SmtUtils]: Spent 543.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 225 [2020-09-04 16:10:15,541 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 197 [2020-09-04 16:10:15,894 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 224 [2020-09-04 16:10:16,233 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 196 [2020-09-04 16:10:16,858 WARN L193 SmtUtils]: Spent 622.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 225 [2020-09-04 16:10:17,190 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 193 [2020-09-04 16:10:17,857 WARN L193 SmtUtils]: Spent 664.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 228 [2020-09-04 16:10:18,498 WARN L193 SmtUtils]: Spent 633.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 226 [2020-09-04 16:10:18,861 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 198 [2020-09-04 16:10:19,491 WARN L193 SmtUtils]: Spent 629.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 227 [2020-09-04 16:10:21,021 WARN L193 SmtUtils]: Spent 1.53 s on a formula simplification. DAG size of input: 256 DAG size of output: 241 [2020-09-04 16:10:21,348 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 192 [2020-09-04 16:10:21,707 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 226 [2020-09-04 16:10:22,463 WARN L193 SmtUtils]: Spent 754.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 202 [2020-09-04 16:10:23,106 WARN L193 SmtUtils]: Spent 641.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 228 [2020-09-04 16:10:24,542 WARN L193 SmtUtils]: Spent 1.43 s on a formula simplification. DAG size of input: 258 DAG size of output: 242 [2020-09-04 16:10:24,887 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 225 [2020-09-04 16:10:25,218 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 192 [2020-09-04 16:10:25,551 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 194 [2020-09-04 16:10:26,326 WARN L193 SmtUtils]: Spent 773.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 205 [2020-09-04 16:10:26,675 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 194 [2020-09-04 16:10:27,568 WARN L193 SmtUtils]: Spent 891.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 232 [2020-09-04 16:10:27,923 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 195 [2020-09-04 16:10:28,843 WARN L193 SmtUtils]: Spent 911.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 234 [2020-09-04 16:10:29,174 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 194 [2020-09-04 16:10:29,712 WARN L193 SmtUtils]: Spent 535.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 225 [2020-09-04 16:10:30,257 WARN L193 SmtUtils]: Spent 539.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 224 [2020-09-04 16:10:30,623 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:10:31,266 WARN L193 SmtUtils]: Spent 639.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 224 [2020-09-04 16:10:31,814 WARN L193 SmtUtils]: Spent 545.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 196 [2020-09-04 16:10:32,169 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 16:10:32,537 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:10:32,711 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 195 [2020-09-04 16:10:33,264 WARN L193 SmtUtils]: Spent 551.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 199 [2020-09-04 16:10:33,438 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 194 [2020-09-04 16:10:33,800 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:10:34,162 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:10:34,328 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 193 [2020-09-04 16:10:34,686 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 16:10:35,056 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:10:35,221 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 16:10:35,986 WARN L193 SmtUtils]: Spent 764.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 227 [2020-09-04 16:10:36,771 WARN L193 SmtUtils]: Spent 775.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 229 [2020-09-04 16:10:36,940 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 195 [2020-09-04 16:10:37,111 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 196 [2020-09-04 16:10:37,276 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 192 [2020-09-04 16:10:37,633 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:10:37,970 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:10:38,343 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 16:10:38,504 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 191 [2020-09-04 16:10:38,860 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:10:39,470 WARN L193 SmtUtils]: Spent 599.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 16:10:39,642 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2020-09-04 16:10:40,011 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:10:40,189 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 197 [2020-09-04 16:10:40,553 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:10:40,721 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 193 [2020-09-04 16:10:40,902 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 196 [2020-09-04 16:10:41,584 WARN L193 SmtUtils]: Spent 667.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 226 [2020-09-04 16:10:41,937 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:10:42,296 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:10:42,631 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:10:43,021 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 16:10:43,789 WARN L193 SmtUtils]: Spent 735.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 233 [2020-09-04 16:10:44,516 WARN L193 SmtUtils]: Spent 719.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 235 [2020-09-04 16:10:44,993 WARN L193 SmtUtils]: Spent 444.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 16:10:52,746 WARN L193 SmtUtils]: Spent 7.75 s on a formula simplification. DAG size of input: 668 DAG size of output: 524 [2020-09-04 16:10:53,091 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 16:10:59,393 WARN L193 SmtUtils]: Spent 6.30 s on a formula simplification. DAG size of input: 640 DAG size of output: 505 [2020-09-04 16:11:01,265 WARN L193 SmtUtils]: Spent 1.00 s on a formula simplification. DAG size of input: 246 DAG size of output: 237 [2020-09-04 16:11:01,841 WARN L193 SmtUtils]: Spent 573.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 227 [2020-09-04 16:11:02,187 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:11:03,433 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 248 DAG size of output: 238 [2020-09-04 16:11:03,782 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 16:11:04,369 WARN L193 SmtUtils]: Spent 561.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 225 [2020-09-04 16:11:05,037 WARN L193 SmtUtils]: Spent 664.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 227 [2020-09-04 16:11:05,386 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:11:05,937 WARN L193 SmtUtils]: Spent 546.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 225 [2020-09-04 16:11:06,278 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 16:11:09,960 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:11:10,311 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:11:10,670 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:11:11,469 WARN L193 SmtUtils]: Spent 764.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 227 [2020-09-04 16:11:12,256 WARN L193 SmtUtils]: Spent 778.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 229 [2020-09-04 16:11:12,666 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 16:11:13,569 WARN L193 SmtUtils]: Spent 900.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 238 [2020-09-04 16:11:14,266 WARN L193 SmtUtils]: Spent 694.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 208 [2020-09-04 16:11:14,640 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 232 [2020-09-04 16:11:15,024 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 16:11:15,394 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 16:11:16,087 WARN L193 SmtUtils]: Spent 690.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 210 [2020-09-04 16:11:16,260 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 194 [2020-09-04 16:11:16,648 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 16:11:17,030 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 233 [2020-09-04 16:11:17,393 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 230 [2020-09-04 16:11:17,770 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 16:11:18,158 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 233 [2020-09-04 16:11:18,346 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 205 [2020-09-04 16:11:19,317 WARN L193 SmtUtils]: Spent 969.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 235 [2020-09-04 16:11:20,338 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 245 DAG size of output: 237 [2020-09-04 16:11:20,704 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 16:11:20,875 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 196 [2020-09-04 16:11:21,234 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 228 [2020-09-04 16:11:21,609 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 16:11:21,950 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:11:22,335 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 16:11:22,519 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 203 [2020-09-04 16:11:22,892 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 16:11:23,696 WARN L193 SmtUtils]: Spent 793.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 235 [2020-09-04 16:11:24,063 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 16:11:24,466 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 235 [2020-09-04 16:11:24,645 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 197 [2020-09-04 16:11:25,042 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 235 [2020-09-04 16:11:25,210 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 193 [2020-09-04 16:11:25,586 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 233 [2020-09-04 16:11:26,522 WARN L193 SmtUtils]: Spent 920.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 240 [2020-09-04 16:11:26,898 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 16:11:27,276 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 16:11:27,612 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:11:27,997 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 16:11:28,901 WARN L193 SmtUtils]: Spent 901.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 238 [2020-09-04 16:11:29,595 WARN L193 SmtUtils]: Spent 690.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 208 [2020-09-04 16:11:29,969 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 232 [2020-09-04 16:11:30,353 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 16:11:30,726 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 16:11:31,421 WARN L193 SmtUtils]: Spent 694.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 210 [2020-09-04 16:11:31,595 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 194 [2020-09-04 16:11:31,982 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 16:11:32,363 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 233 [2020-09-04 16:11:32,727 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 230 [2020-09-04 16:11:33,103 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 16:11:33,492 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 233 [2020-09-04 16:11:33,679 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 205 [2020-09-04 16:11:34,650 WARN L193 SmtUtils]: Spent 970.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 235 [2020-09-04 16:11:35,672 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 245 DAG size of output: 237 [2020-09-04 16:11:36,037 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 16:11:36,208 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 196 [2020-09-04 16:11:36,567 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 228 [2020-09-04 16:11:36,943 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 16:11:37,280 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:11:37,666 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 16:11:37,851 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 203 [2020-09-04 16:11:38,226 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 16:11:39,028 WARN L193 SmtUtils]: Spent 790.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 235 [2020-09-04 16:11:39,461 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 16:11:39,865 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 235 [2020-09-04 16:11:40,044 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 197 [2020-09-04 16:11:40,440 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 235 [2020-09-04 16:11:40,607 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 193 [2020-09-04 16:11:40,983 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 233 [2020-09-04 16:11:41,920 WARN L193 SmtUtils]: Spent 921.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 240 [2020-09-04 16:11:42,295 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 16:11:42,674 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 16:11:43,010 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:11:43,388 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:11:44,342 WARN L193 SmtUtils]: Spent 950.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 237 [2020-09-04 16:11:44,698 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:11:45,105 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2020-09-04 16:11:46,080 WARN L193 SmtUtils]: Spent 972.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 245 [2020-09-04 16:11:46,797 WARN L193 SmtUtils]: Spent 713.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 215 [2020-09-04 16:11:47,194 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 236 [2020-09-04 16:11:47,604 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2020-09-04 16:11:47,996 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 235 [2020-09-04 16:11:48,731 WARN L193 SmtUtils]: Spent 733.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 217 [2020-09-04 16:11:48,905 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 194 [2020-09-04 16:11:49,311 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 16:11:49,715 WARN L193 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 237 [2020-09-04 16:11:50,108 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 235 [2020-09-04 16:11:50,506 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 235 [2020-09-04 16:11:50,916 WARN L193 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 237 [2020-09-04 16:11:51,131 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 212 [2020-09-04 16:11:52,091 WARN L193 SmtUtils]: Spent 959.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 239 [2020-09-04 16:11:53,121 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 251 DAG size of output: 241 [2020-09-04 16:11:53,509 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 235 [2020-09-04 16:11:53,679 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 196 [2020-09-04 16:11:54,060 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 232 [2020-09-04 16:11:54,458 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 16:11:54,793 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:11:55,201 WARN L193 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 235 [2020-09-04 16:11:55,412 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 210 [2020-09-04 16:11:55,808 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 16:11:56,664 WARN L193 SmtUtils]: Spent 846.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 239 [2020-09-04 16:11:57,054 WARN L193 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 233 [2020-09-04 16:11:57,499 WARN L193 SmtUtils]: Spent 425.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 241 [2020-09-04 16:11:57,679 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 197 [2020-09-04 16:11:58,118 WARN L193 SmtUtils]: Spent 425.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 241 [2020-09-04 16:11:58,285 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 193 [2020-09-04 16:11:58,691 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 238 [2020-09-04 16:11:59,696 WARN L193 SmtUtils]: Spent 990.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 247 [2020-09-04 16:12:00,090 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 16:12:00,490 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2020-09-04 16:12:00,827 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:12:01,183 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:12:02,118 WARN L193 SmtUtils]: Spent 922.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 16:12:02,537 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:12:02,900 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:12:03,292 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 16:12:03,680 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 16:12:04,488 WARN L193 SmtUtils]: Spent 773.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 233 [2020-09-04 16:12:05,210 WARN L193 SmtUtils]: Spent 715.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 235 [2020-09-04 16:12:05,674 WARN L193 SmtUtils]: Spent 431.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 202 [2020-09-04 16:12:05,847 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 16:12:06,202 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:12:06,546 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:12:06,906 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:12:07,370 WARN L193 SmtUtils]: Spent 452.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 201 [2020-09-04 16:12:07,801 WARN L193 SmtUtils]: Spent 428.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 201 [2020-09-04 16:12:08,161 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:12:08,514 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:12:08,870 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:12:09,220 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:12:09,392 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 16:12:09,829 WARN L193 SmtUtils]: Spent 432.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 203 [2020-09-04 16:12:10,291 WARN L193 SmtUtils]: Spent 461.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 203 [2020-09-04 16:12:10,730 WARN L193 SmtUtils]: Spent 432.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 202 [2020-09-04 16:12:11,089 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:12:11,435 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 16:12:12,434 WARN L193 SmtUtils]: Spent 996.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 208 [2020-09-04 16:12:12,598 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 16:12:12,770 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 16:12:13,134 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:12:13,562 WARN L193 SmtUtils]: Spent 425.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 200 [2020-09-04 16:12:13,732 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:12:14,171 WARN L193 SmtUtils]: Spent 438.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 204 [2020-09-04 16:12:15,130 WARN L193 SmtUtils]: Spent 954.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 210 [2020-09-04 16:12:15,303 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:12:15,691 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:12:16,643 WARN L193 SmtUtils]: Spent 927.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 16:12:17,066 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:12:17,426 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:12:17,815 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:12:18,838 WARN L193 SmtUtils]: Spent 922.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 16:12:19,259 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:12:19,621 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:12:20,017 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 16:12:21,399 WARN L193 SmtUtils]: Spent 766.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 227 [2020-09-04 16:12:21,777 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 16:12:22,558 WARN L193 SmtUtils]: Spent 774.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 229 [2020-09-04 16:12:22,961 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 16:12:23,342 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 16:12:23,725 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 16:12:24,073 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 16:12:24,430 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:12:24,806 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:12:25,764 WARN L193 SmtUtils]: Spent 954.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 237 [2020-09-04 16:12:26,121 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:12:26,506 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 16:12:26,878 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:12:27,645 WARN L193 SmtUtils]: Spent 765.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 227 [2020-09-04 16:12:28,013 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:12:28,797 WARN L193 SmtUtils]: Spent 776.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 229 [2020-09-04 16:12:29,158 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:12:29,540 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:12:29,903 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 16:12:30,254 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 16:12:30,393 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 20 [2020-09-04 16:12:30,532 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 28 [2020-09-04 16:12:30,950 WARN L193 SmtUtils]: Spent 416.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 198 [2020-09-04 16:12:31,087 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 28 [2020-09-04 16:12:31,221 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 20 [2020-09-04 16:12:31,576 WARN L193 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 40 [2020-09-04 16:12:31,997 WARN L193 SmtUtils]: Spent 417.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 196 [2020-09-04 16:12:32,336 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 203 [2020-09-04 16:12:32,750 WARN L193 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 195 [2020-09-04 16:12:33,181 WARN L193 SmtUtils]: Spent 426.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 197 [2020-09-04 16:12:33,610 WARN L193 SmtUtils]: Spent 426.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 197 [2020-09-04 16:12:34,111 WARN L193 SmtUtils]: Spent 499.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 197 [2020-09-04 16:12:34,554 WARN L193 SmtUtils]: Spent 437.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 200 [2020-09-04 16:12:34,887 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 38 [2020-09-04 16:12:35,022 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 29 [2020-09-04 16:12:35,463 WARN L193 SmtUtils]: Spent 426.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 199 [2020-09-04 16:12:35,794 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 38 [2020-09-04 16:12:36,509 WARN L193 SmtUtils]: Spent 711.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 226 [2020-09-04 16:12:36,938 WARN L193 SmtUtils]: Spent 427.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 197 [2020-09-04 16:12:37,270 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 38 [2020-09-04 16:12:37,985 WARN L193 SmtUtils]: Spent 713.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 226 [2020-09-04 16:12:38,718 WARN L193 SmtUtils]: Spent 729.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 228 [2020-09-04 16:12:39,446 WARN L193 SmtUtils]: Spent 724.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 228 [2020-09-04 16:12:39,776 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 38 [2020-09-04 16:12:40,489 WARN L193 SmtUtils]: Spent 710.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 226 [2020-09-04 16:12:40,648 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 30 [2020-09-04 16:12:40,778 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 20 [2020-09-04 16:12:41,214 WARN L193 SmtUtils]: Spent 434.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 200 [2020-09-04 16:12:41,546 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 38 [2020-09-04 16:12:41,887 WARN L193 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 40 [2020-09-04 16:12:42,466 WARN L193 SmtUtils]: Spent 575.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 227 [2020-09-04 16:12:43,184 WARN L193 SmtUtils]: Spent 712.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 226 [2020-09-04 16:12:43,317 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 23 [2020-09-04 16:12:43,452 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 23 [2020-09-04 16:12:43,803 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 205 [2020-09-04 16:12:44,381 WARN L193 SmtUtils]: Spent 576.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 227 [2020-09-04 16:12:44,516 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 30 [2020-09-04 16:12:44,652 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 29 [2020-09-04 16:12:45,071 WARN L193 SmtUtils]: Spent 417.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 196 [2020-09-04 16:12:45,408 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 203 [2020-09-04 16:12:45,822 WARN L193 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 195 [2020-09-04 16:12:45,953 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 20 [2020-09-04 16:12:46,346 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 16:12:46,716 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:12:47,484 WARN L193 SmtUtils]: Spent 766.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 227 [2020-09-04 16:12:47,853 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:12:48,636 WARN L193 SmtUtils]: Spent 775.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 229 [2020-09-04 16:12:49,000 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:12:49,379 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:12:49,743 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 16:12:50,827 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:12:51,025 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 31 [2020-09-04 16:12:51,181 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 33 [2020-09-04 16:12:51,764 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 16:12:52,428 WARN L193 SmtUtils]: Spent 662.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 226 [2020-09-04 16:12:52,599 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 195 [2020-09-04 16:12:52,944 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 16:12:53,282 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:12:53,451 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:12:53,622 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 16:12:54,274 WARN L193 SmtUtils]: Spent 649.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 224 [2020-09-04 16:12:54,987 WARN L193 SmtUtils]: Spent 712.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 202 [2020-09-04 16:12:56,302 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 252 DAG size of output: 242 [2020-09-04 16:12:56,474 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 196 [2020-09-04 16:12:57,952 WARN L193 SmtUtils]: Spent 1.47 s on a formula simplification. DAG size of input: 254 DAG size of output: 244 [2020-09-04 16:12:58,126 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2020-09-04 16:12:58,471 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:12:58,647 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 16:12:59,293 WARN L193 SmtUtils]: Spent 644.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 224 [2020-09-04 16:12:59,839 WARN L193 SmtUtils]: Spent 536.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 226 [2020-09-04 16:13:00,011 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 16:13:00,180 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:13:00,351 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 195 [2020-09-04 16:13:00,519 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 192 [2020-09-04 16:13:00,693 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 193 [2020-09-04 16:13:01,413 WARN L193 SmtUtils]: Spent 717.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 202 [2020-09-04 16:13:01,771 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 16:13:02,133 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:13:02,305 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 16:13:02,655 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:13:02,816 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 191 [2020-09-04 16:13:02,997 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 197 [2020-09-04 16:13:03,348 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:13:03,517 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 16:13:03,692 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 193 [2020-09-04 16:13:04,053 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:13:04,220 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 192 [2020-09-04 16:13:04,563 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:13:04,915 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:13:05,632 WARN L193 SmtUtils]: Spent 714.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 202 [2020-09-04 16:13:05,806 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 16:13:05,978 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2020-09-04 16:13:06,148 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 196 [2020-09-04 16:13:06,313 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 16:13:06,486 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 16:13:06,661 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:13:07,382 WARN L193 SmtUtils]: Spent 719.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 205 [2020-09-04 16:13:07,732 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:13:08,087 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 16:13:08,437 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:13:08,612 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 16:13:08,952 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:13:09,592 WARN L193 SmtUtils]: Spent 637.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 228 [2020-09-04 16:13:11,448 WARN L193 SmtUtils]: Spent 1.85 s on a formula simplification. DAG size of input: 248 DAG size of output: 244 [2020-09-04 16:13:12,761 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 252 DAG size of output: 242 [2020-09-04 16:13:12,932 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 194 [2020-09-04 16:13:13,111 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 16:13:13,461 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:13:13,802 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:13:13,970 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 16:13:14,141 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 16:13:14,307 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 193 [2020-09-04 16:13:14,476 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 16:13:14,824 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:13:15,169 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 16:13:16,717 WARN L193 SmtUtils]: Spent 1.54 s on a formula simplification. DAG size of input: 254 DAG size of output: 244 [2020-09-04 16:13:17,583 WARN L193 SmtUtils]: Spent 863.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 228 [2020-09-04 16:13:18,120 WARN L193 SmtUtils]: Spent 535.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 226 [2020-09-04 16:13:18,479 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 16:13:18,831 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:13:20,152 WARN L193 SmtUtils]: Spent 1.32 s on a formula simplification. DAG size of input: 252 DAG size of output: 242 [2020-09-04 16:13:20,320 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:13:21,631 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 252 DAG size of output: 242 [2020-09-04 16:13:22,350 WARN L193 SmtUtils]: Spent 716.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 202 [2020-09-04 16:13:22,705 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 16:13:23,419 WARN L193 SmtUtils]: Spent 712.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 202 [2020-09-04 16:13:23,590 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 194 [2020-09-04 16:13:23,931 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 16:13:25,252 WARN L193 SmtUtils]: Spent 1.32 s on a formula simplification. DAG size of input: 252 DAG size of output: 242 [2020-09-04 16:13:25,414 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 191 [2020-09-04 16:13:25,778 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:13:25,945 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:13:27,423 WARN L193 SmtUtils]: Spent 1.48 s on a formula simplification. DAG size of input: 254 DAG size of output: 244 [2020-09-04 16:13:27,595 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 193 [2020-09-04 16:13:27,953 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 16:13:28,679 WARN L193 SmtUtils]: Spent 722.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 205 [2020-09-04 16:13:29,551 WARN L193 SmtUtils]: Spent 864.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 228 [2020-09-04 16:13:29,721 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:13:30,081 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:13:30,957 WARN L193 SmtUtils]: Spent 874.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 230 [2020-09-04 16:13:31,680 WARN L193 SmtUtils]: Spent 721.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 205 [2020-09-04 16:13:32,027 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:13:32,370 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 16:13:32,735 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:13:33,544 WARN L193 SmtUtils]: Spent 804.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 229 [2020-09-04 16:13:34,191 WARN L193 SmtUtils]: Spent 609.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 226 [2020-09-04 16:13:34,811 WARN L193 SmtUtils]: Spent 617.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 228 [2020-09-04 16:13:35,426 WARN L193 SmtUtils]: Spent 607.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 226 [2020-09-04 16:13:36,154 WARN L193 SmtUtils]: Spent 720.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 228 [2020-09-04 16:13:36,773 WARN L193 SmtUtils]: Spent 616.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 228 [2020-09-04 16:13:37,140 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:13:37,525 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:13:37,887 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:13:38,242 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:13:45,542 WARN L193 SmtUtils]: Spent 6.42 s on a formula simplification. DAG size of input: 640 DAG size of output: 505 [2020-09-04 16:13:49,319 WARN L193 SmtUtils]: Spent 3.77 s on a formula simplification. DAG size of input: 575 DAG size of output: 408 [2020-09-04 16:13:49,778 WARN L193 SmtUtils]: Spent 424.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 244 [2020-09-04 16:13:50,246 WARN L193 SmtUtils]: Spent 418.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 242 [2020-09-04 16:13:50,666 WARN L193 SmtUtils]: Spent 416.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 242 [2020-09-04 16:13:52,708 WARN L193 SmtUtils]: Spent 2.04 s on a formula simplification. DAG size of input: 265 DAG size of output: 257 [2020-09-04 16:13:53,136 WARN L193 SmtUtils]: Spent 424.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 244 [2020-09-04 16:13:55,140 WARN L193 SmtUtils]: Spent 2.00 s on a formula simplification. DAG size of input: 267 DAG size of output: 259 [2020-09-04 16:13:55,910 WARN L193 SmtUtils]: Spent 766.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 227 [2020-09-04 16:13:56,697 WARN L193 SmtUtils]: Spent 777.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 229 [2020-09-04 16:13:57,195 WARN L193 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 242 [2020-09-04 16:13:57,652 WARN L193 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 240 [2020-09-04 16:13:58,064 WARN L193 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 240 [2020-09-04 16:14:00,146 WARN L193 SmtUtils]: Spent 2.08 s on a formula simplification. DAG size of input: 263 DAG size of output: 255 [2020-09-04 16:14:00,566 WARN L193 SmtUtils]: Spent 416.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 242 [2020-09-04 16:14:02,524 WARN L193 SmtUtils]: Spent 1.95 s on a formula simplification. DAG size of input: 265 DAG size of output: 257 [2020-09-04 16:14:02,872 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:14:03,654 WARN L193 SmtUtils]: Spent 775.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 229 [2020-09-04 16:14:04,053 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:14:04,424 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 16:14:04,792 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:14:05,567 WARN L193 SmtUtils]: Spent 767.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 227 [2020-09-04 16:14:05,939 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 16:14:06,296 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:14:06,487 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2020-09-04 16:14:06,653 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 193 [2020-09-04 16:14:06,822 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:14:07,173 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:14:07,346 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 196 [2020-09-04 16:14:08,014 WARN L193 SmtUtils]: Spent 666.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 226 [2020-09-04 16:14:08,377 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:14:08,748 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 16:14:09,103 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 16:14:09,456 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:14:10,107 WARN L193 SmtUtils]: Spent 643.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 224 [2020-09-04 16:14:10,462 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 16:14:10,836 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:14:11,013 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 196 [2020-09-04 16:14:11,370 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 16:14:11,546 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 16:14:11,724 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 197 [2020-09-04 16:14:11,907 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 16:14:12,081 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 193 [2020-09-04 16:14:12,425 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:14:12,768 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:14:12,939 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 16:14:13,111 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 16:14:13,467 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 16:14:13,647 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 197 [2020-09-04 16:14:14,013 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:14:14,198 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 16:14:14,363 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 16:14:14,530 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 193 [2020-09-04 16:14:15,395 WARN L193 SmtUtils]: Spent 860.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 228 [2020-09-04 16:14:16,279 WARN L193 SmtUtils]: Spent 880.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 230 [2020-09-04 16:14:16,632 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:14:16,800 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:14:16,971 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:14:17,141 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 194 [2020-09-04 16:14:17,479 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 16:14:17,831 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 16:14:18,497 WARN L193 SmtUtils]: Spent 663.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 226 [2020-09-04 16:14:18,676 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 195 [2020-09-04 16:14:19,035 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:14:19,385 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:14:19,744 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:14:20,104 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:14:20,265 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 191 [2020-09-04 16:14:20,439 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 194 [2020-09-04 16:14:21,092 WARN L193 SmtUtils]: Spent 645.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 224 [2020-09-04 16:14:21,457 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:14:21,796 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:14:21,970 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 16:14:22,330 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:14:22,503 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 195 [2020-09-04 16:14:22,669 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 192 [2020-09-04 16:14:23,023 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:14:23,195 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 16:14:23,554 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:14:23,917 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:14:24,100 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2020-09-04 16:14:24,267 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 16:14:24,439 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 196 [2020-09-04 16:14:25,079 WARN L193 SmtUtils]: Spent 634.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 228 [2020-09-04 16:14:25,421 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:14:27,286 WARN L193 SmtUtils]: Spent 1.86 s on a formula simplification. DAG size of input: 248 DAG size of output: 244 [2020-09-04 16:14:27,710 WARN L193 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:14:28,055 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 16:14:28,227 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 195 [2020-09-04 16:14:28,582 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:14:29,117 WARN L193 SmtUtils]: Spent 534.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 226 [2020-09-04 16:14:30,433 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 252 DAG size of output: 242 [2020-09-04 16:14:30,605 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 16:14:30,957 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:14:31,317 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 16:14:32,033 WARN L193 SmtUtils]: Spent 714.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 202 [2020-09-04 16:14:33,517 WARN L193 SmtUtils]: Spent 1.48 s on a formula simplification. DAG size of input: 254 DAG size of output: 244 [2020-09-04 16:14:33,872 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:14:34,043 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 196 [2020-09-04 16:14:34,385 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 16:14:34,547 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 16:14:35,273 WARN L193 SmtUtils]: Spent 720.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 205 [2020-09-04 16:14:35,437 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 191 [2020-09-04 16:14:35,608 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 193 [2020-09-04 16:14:35,782 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 195 [2020-09-04 16:14:35,947 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 192 [2020-09-04 16:14:36,309 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:14:37,106 WARN L193 SmtUtils]: Spent 764.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 227 [2020-09-04 16:14:37,890 WARN L193 SmtUtils]: Spent 776.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 229 [2020-09-04 16:14:38,275 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:14:38,671 WARN L193 SmtUtils]: Spent 391.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2020-09-04 16:14:39,649 WARN L193 SmtUtils]: Spent 975.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 244 [2020-09-04 16:14:40,056 WARN L193 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 238 [2020-09-04 16:14:40,471 WARN L193 SmtUtils]: Spent 406.00 ms on a formula simplification that was a NOOP. DAG size: 240 [2020-09-04 16:14:40,871 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 237 [2020-09-04 16:14:41,068 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 200 [2020-09-04 16:14:41,480 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2020-09-04 16:14:41,894 WARN L193 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 239 [2020-09-04 16:14:42,289 WARN L193 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 236 [2020-09-04 16:14:42,696 WARN L193 SmtUtils]: Spent 404.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 237 [2020-09-04 16:14:43,115 WARN L193 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 239 [2020-09-04 16:14:43,324 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 211 [2020-09-04 16:14:43,729 WARN L193 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 237 [2020-09-04 16:14:43,920 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 202 [2020-09-04 16:14:44,309 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 234 [2020-09-04 16:14:44,715 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2020-09-04 16:14:45,063 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:14:45,481 WARN L193 SmtUtils]: Spent 403.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 237 [2020-09-04 16:14:45,687 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 209 [2020-09-04 16:14:46,078 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 16:14:46,484 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 235 [2020-09-04 16:14:46,920 WARN L193 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 241 [2020-09-04 16:14:47,119 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 203 [2020-09-04 16:14:47,532 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 239 [2020-09-04 16:14:47,719 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 199 [2020-09-04 16:14:48,128 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 239 [2020-09-04 16:14:49,134 WARN L193 SmtUtils]: Spent 990.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 246 [2020-09-04 16:14:49,535 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 236 [2020-09-04 16:14:49,944 WARN L193 SmtUtils]: Spent 406.00 ms on a formula simplification that was a NOOP. DAG size: 239 [2020-09-04 16:14:50,294 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 16:14:59,517 WARN L193 SmtUtils]: Spent 9.22 s on a formula simplification. DAG size of input: 660 DAG size of output: 494 [2020-09-04 16:14:59,842 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 208 [2020-09-04 16:14:59,953 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 18 [2020-09-04 16:15:00,969 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 248 DAG size of output: 216 [2020-09-04 16:15:01,289 WARN L193 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 206 [2020-09-04 16:15:01,608 WARN L193 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 207 [2020-09-04 16:15:01,930 WARN L193 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 207 [2020-09-04 16:15:02,447 WARN L193 SmtUtils]: Spent 516.00 ms on a formula simplification. DAG size of input: 264 DAG size of output: 239 [2020-09-04 16:15:02,635 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 18 [2020-09-04 16:15:02,745 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 16 [2020-09-04 16:15:03,838 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 250 DAG size of output: 221 [2020-09-04 16:15:03,953 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 19 [2020-09-04 16:15:04,072 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 17 [2020-09-04 16:15:04,185 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 18 [2020-09-04 16:15:04,513 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 208 [2020-09-04 16:15:05,631 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 265 DAG size of output: 244 [2020-09-04 16:15:05,947 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 205 [2020-09-04 16:15:06,057 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 18 [2020-09-04 16:15:06,167 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 19 [2020-09-04 16:15:07,193 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 248 DAG size of output: 216 [2020-09-04 16:15:08,308 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 265 DAG size of output: 241 [2020-09-04 16:15:08,634 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 208 [2020-09-04 16:15:08,744 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 18 [2020-09-04 16:15:09,070 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 209 [2020-09-04 16:15:09,182 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 20 [2020-09-04 16:15:09,502 WARN L193 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 206 [2020-09-04 16:15:09,611 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 18 [2020-09-04 16:15:10,700 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 250 DAG size of output: 220 [2020-09-04 16:15:11,820 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 267 DAG size of output: 243 [2020-09-04 16:15:12,151 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 207 [2020-09-04 16:15:12,655 WARN L193 SmtUtils]: Spent 502.00 ms on a formula simplification. DAG size of input: 262 DAG size of output: 237 [2020-09-04 16:15:12,981 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 208 [2020-09-04 16:15:13,477 WARN L193 SmtUtils]: Spent 494.00 ms on a formula simplification. DAG size of input: 262 DAG size of output: 237 [2020-09-04 16:15:13,811 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 211 [2020-09-04 16:15:14,912 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 263 DAG size of output: 241 [2020-09-04 16:15:15,418 WARN L193 SmtUtils]: Spent 503.00 ms on a formula simplification. DAG size of input: 262 DAG size of output: 237 [2020-09-04 16:15:15,740 WARN L193 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 206 [2020-09-04 16:15:16,839 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 267 DAG size of output: 242 [2020-09-04 16:15:17,175 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 209 [2020-09-04 16:15:17,511 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 209 [2020-09-04 16:15:18,600 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 265 DAG size of output: 240 [2020-09-04 16:15:18,921 WARN L193 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 208 [2020-09-04 16:15:19,251 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 210 [2020-09-04 16:15:20,278 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 248 DAG size of output: 217 [2020-09-04 16:15:20,386 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 16 [2020-09-04 16:15:20,901 WARN L193 SmtUtils]: Spent 512.00 ms on a formula simplification. DAG size of input: 264 DAG size of output: 239 [2020-09-04 16:15:21,918 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 248 DAG size of output: 216 [2020-09-04 16:15:22,030 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 20 [2020-09-04 16:15:22,348 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 206 [2020-09-04 16:15:22,674 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 208 [2020-09-04 16:15:22,788 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 21 [2020-09-04 16:15:23,303 WARN L193 SmtUtils]: Spent 513.00 ms on a formula simplification. DAG size of input: 262 DAG size of output: 238 [2020-09-04 16:15:23,645 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 211 [2020-09-04 16:15:23,762 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 17 [2020-09-04 16:15:24,779 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 248 DAG size of output: 216 [2020-09-04 16:15:24,893 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 21 [2020-09-04 16:15:25,216 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 208 [2020-09-04 16:15:25,552 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 209 [2020-09-04 16:15:26,080 WARN L193 SmtUtils]: Spent 525.00 ms on a formula simplification. DAG size of input: 264 DAG size of output: 240 [2020-09-04 16:15:26,395 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 207 [2020-09-04 16:15:27,411 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 248 DAG size of output: 216 [2020-09-04 16:15:27,521 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 19 [2020-09-04 16:15:28,014 WARN L193 SmtUtils]: Spent 490.00 ms on a formula simplification. DAG size of input: 262 DAG size of output: 237 [2020-09-04 16:15:29,097 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 265 DAG size of output: 240 [2020-09-04 16:15:29,425 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 207 [2020-09-04 16:15:29,537 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 22 [2020-09-04 16:15:29,864 WARN L193 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 208 [2020-09-04 16:15:30,261 WARN L193 SmtUtils]: Spent 396.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 209 [2020-09-04 16:15:30,599 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 212 [2020-09-04 16:15:30,910 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 205 [2020-09-04 16:15:31,024 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 19 [2020-09-04 16:15:32,112 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 250 DAG size of output: 220 [2020-09-04 16:15:32,447 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 210 [2020-09-04 16:15:33,550 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 265 DAG size of output: 241 [2020-09-04 16:15:33,659 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 20 [2020-09-04 16:15:34,176 WARN L193 SmtUtils]: Spent 515.00 ms on a formula simplification. DAG size of input: 262 DAG size of output: 238 [2020-09-04 16:15:34,499 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 208 [2020-09-04 16:15:35,600 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 250 DAG size of output: 221 [2020-09-04 16:15:35,788 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 18 [2020-09-04 16:15:35,896 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 18 [2020-09-04 16:15:36,222 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 208 [2020-09-04 16:15:36,555 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 210 [2020-09-04 16:15:36,671 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 17 [2020-09-04 16:15:36,786 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 17 [2020-09-04 16:15:37,107 WARN L193 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 209