/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.use.separate.solver.for.trace.checks true -s ../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product40.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-3af5e1f [2020-09-04 21:08:10,668 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-04 21:08:10,673 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-04 21:08:10,699 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-04 21:08:10,700 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-04 21:08:10,701 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-04 21:08:10,703 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-04 21:08:10,705 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-04 21:08:10,706 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-04 21:08:10,707 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-04 21:08:10,709 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-04 21:08:10,710 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-04 21:08:10,710 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-04 21:08:10,712 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-04 21:08:10,713 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-04 21:08:10,714 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-04 21:08:10,715 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-04 21:08:10,716 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-04 21:08:10,719 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-04 21:08:10,721 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-04 21:08:10,722 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-04 21:08:10,724 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-04 21:08:10,725 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-04 21:08:10,728 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-04 21:08:10,733 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-04 21:08:10,734 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-04 21:08:10,734 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-04 21:08:10,737 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-04 21:08:10,738 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-04 21:08:10,739 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-04 21:08:10,739 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-04 21:08:10,743 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-04 21:08:10,744 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-04 21:08:10,747 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-04 21:08:10,748 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-04 21:08:10,748 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-04 21:08:10,749 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-04 21:08:10,749 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-04 21:08:10,750 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-04 21:08:10,752 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-04 21:08:10,752 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-04 21:08:10,754 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf [2020-09-04 21:08:10,783 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-04 21:08:10,784 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-04 21:08:10,786 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-04 21:08:10,786 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-04 21:08:10,786 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-04 21:08:10,786 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-04 21:08:10,787 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-04 21:08:10,787 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-04 21:08:10,787 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-04 21:08:10,787 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-04 21:08:10,787 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-04 21:08:10,788 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-04 21:08:10,789 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-04 21:08:10,789 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-04 21:08:10,789 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-04 21:08:10,789 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-09-04 21:08:10,789 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-04 21:08:10,790 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-04 21:08:10,790 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-04 21:08:10,790 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-04 21:08:10,790 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-09-04 21:08:10,791 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-04 21:08:10,791 INFO L138 SettingsManager]: * Use separate solver for trace checks=false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use separate solver for trace checks -> true [2020-09-04 21:08:11,265 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-04 21:08:11,285 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-04 21:08:11,290 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-04 21:08:11,292 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-04 21:08:11,293 INFO L275 PluginConnector]: CDTParser initialized [2020-09-04 21:08:11,294 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product40.cil.c [2020-09-04 21:08:11,375 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/04ccf5011/013daadb14f84717b6f469fe845fa932/FLAG027c22286 [2020-09-04 21:08:12,032 INFO L306 CDTParser]: Found 1 translation units. [2020-09-04 21:08:12,033 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec5_product40.cil.c [2020-09-04 21:08:12,053 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/04ccf5011/013daadb14f84717b6f469fe845fa932/FLAG027c22286 [2020-09-04 21:08:12,256 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/04ccf5011/013daadb14f84717b6f469fe845fa932 [2020-09-04 21:08:12,270 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-04 21:08:12,272 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-04 21:08:12,276 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-04 21:08:12,276 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-04 21:08:12,282 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-04 21:08:12,283 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.09 09:08:12" (1/1) ... [2020-09-04 21:08:12,287 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2420e45e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:08:12, skipping insertion in model container [2020-09-04 21:08:12,288 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.09 09:08:12" (1/1) ... [2020-09-04 21:08:12,298 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-04 21:08:12,372 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-04 21:08:12,902 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-04 21:08:12,927 INFO L203 MainTranslator]: Completed pre-run [2020-09-04 21:08:13,031 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-04 21:08:13,080 INFO L208 MainTranslator]: Completed translation [2020-09-04 21:08:13,081 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:08:13 WrapperNode [2020-09-04 21:08:13,081 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-04 21:08:13,082 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-04 21:08:13,082 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-04 21:08:13,083 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-04 21:08:13,099 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:08:13" (1/1) ... [2020-09-04 21:08:13,100 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:08:13" (1/1) ... [2020-09-04 21:08:13,122 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:08:13" (1/1) ... [2020-09-04 21:08:13,123 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:08:13" (1/1) ... [2020-09-04 21:08:13,153 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:08:13" (1/1) ... [2020-09-04 21:08:13,165 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:08:13" (1/1) ... [2020-09-04 21:08:13,170 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:08:13" (1/1) ... [2020-09-04 21:08:13,180 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-04 21:08:13,181 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-04 21:08:13,181 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-04 21:08:13,182 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-04 21:08:13,183 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:08:13" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-04 21:08:13,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-04 21:08:13,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-04 21:08:13,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-09-04 21:08:13,260 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-09-04 21:08:13,260 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-09-04 21:08:13,260 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-09-04 21:08:13,261 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-09-04 21:08:13,261 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-09-04 21:08:13,261 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-09-04 21:08:13,261 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-09-04 21:08:13,261 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-09-04 21:08:13,262 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-09-04 21:08:13,262 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-09-04 21:08:13,263 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-09-04 21:08:13,263 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-09-04 21:08:13,264 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-09-04 21:08:13,265 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-09-04 21:08:13,265 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-09-04 21:08:13,265 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-09-04 21:08:13,266 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-09-04 21:08:13,266 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-09-04 21:08:13,267 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-09-04 21:08:13,269 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-09-04 21:08:13,270 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-09-04 21:08:13,270 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-09-04 21:08:13,270 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-09-04 21:08:13,270 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-09-04 21:08:13,271 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-09-04 21:08:13,271 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-09-04 21:08:13,271 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-04 21:08:13,271 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-09-04 21:08:13,271 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-09-04 21:08:13,273 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-09-04 21:08:13,273 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-09-04 21:08:13,273 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-09-04 21:08:13,273 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-09-04 21:08:13,274 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-09-04 21:08:13,274 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-09-04 21:08:13,275 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-09-04 21:08:13,275 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-09-04 21:08:13,275 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-09-04 21:08:13,275 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-09-04 21:08:13,275 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-04 21:08:13,276 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-04 21:08:13,276 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-09-04 21:08:13,276 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-09-04 21:08:13,276 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-09-04 21:08:13,277 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-09-04 21:08:13,277 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-09-04 21:08:13,277 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-09-04 21:08:13,277 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-09-04 21:08:13,277 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-09-04 21:08:13,277 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-09-04 21:08:13,277 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-09-04 21:08:13,278 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-09-04 21:08:13,278 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-09-04 21:08:13,278 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-09-04 21:08:13,278 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-09-04 21:08:13,278 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-09-04 21:08:13,278 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-09-04 21:08:13,279 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-09-04 21:08:13,279 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-09-04 21:08:13,279 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-09-04 21:08:13,279 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-04 21:08:13,279 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-09-04 21:08:13,279 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-09-04 21:08:13,279 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-09-04 21:08:13,280 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-09-04 21:08:13,280 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-09-04 21:08:13,280 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-09-04 21:08:13,280 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-09-04 21:08:13,281 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-09-04 21:08:13,281 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-09-04 21:08:13,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-09-04 21:08:13,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-04 21:08:13,281 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-09-04 21:08:13,282 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-09-04 21:08:13,282 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-04 21:08:13,282 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-09-04 21:08:13,282 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-09-04 21:08:13,282 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-04 21:08:13,282 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-09-04 21:08:13,282 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-09-04 21:08:13,283 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-09-04 21:08:13,283 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-09-04 21:08:13,283 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-09-04 21:08:13,283 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-09-04 21:08:13,283 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-09-04 21:08:13,283 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-09-04 21:08:13,283 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-09-04 21:08:13,284 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-09-04 21:08:13,284 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-09-04 21:08:13,284 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-09-04 21:08:13,284 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-04 21:08:13,284 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-09-04 21:08:13,284 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-04 21:08:13,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-09-04 21:08:13,285 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-04 21:08:14,524 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-04 21:08:14,524 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-09-04 21:08:14,532 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.09 09:08:14 BoogieIcfgContainer [2020-09-04 21:08:14,532 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-04 21:08:14,534 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-04 21:08:14,534 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-04 21:08:14,538 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-04 21:08:14,538 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.09 09:08:12" (1/3) ... [2020-09-04 21:08:14,539 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11093d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.09 09:08:14, skipping insertion in model container [2020-09-04 21:08:14,539 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:08:13" (2/3) ... [2020-09-04 21:08:14,540 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11093d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.09 09:08:14, skipping insertion in model container [2020-09-04 21:08:14,540 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.09 09:08:14" (3/3) ... [2020-09-04 21:08:14,542 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product40.cil.c [2020-09-04 21:08:14,554 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-04 21:08:14,565 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-04 21:08:14,587 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-04 21:08:14,615 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-04 21:08:14,615 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-04 21:08:14,615 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-04 21:08:14,615 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-04 21:08:14,615 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-04 21:08:14,615 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-04 21:08:14,615 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-04 21:08:14,615 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-04 21:08:14,639 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states. [2020-09-04 21:08:14,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2020-09-04 21:08:14,663 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:08:14,665 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 21:08:14,665 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:08:14,673 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:08:14,673 INFO L82 PathProgramCache]: Analyzing trace with hash -1626360374, now seen corresponding path program 1 times [2020-09-04 21:08:14,685 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:08:14,686 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [752632274] [2020-09-04 21:08:14,686 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:08:15,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:15,462 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:08:15,465 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:08:15,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:15,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:08:15,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:15,632 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:08:15,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:15,636 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:08:15,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:15,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:08:15,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:15,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:08:15,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:15,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-09-04 21:08:15,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:15,675 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:08:15,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:15,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-09-04 21:08:15,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:15,688 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2020-09-04 21:08:15,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:15,730 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-09-04 21:08:15,731 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [752632274] [2020-09-04 21:08:15,734 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 21:08:15,734 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-09-04 21:08:15,735 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [246412727] [2020-09-04 21:08:15,744 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-09-04 21:08:15,745 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:08:15,762 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-09-04 21:08:15,763 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-09-04 21:08:15,766 INFO L87 Difference]: Start difference. First operand 329 states. Second operand 4 states. [2020-09-04 21:08:17,190 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:08:17,191 INFO L93 Difference]: Finished difference Result 520 states and 612 transitions. [2020-09-04 21:08:17,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-09-04 21:08:17,193 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 160 [2020-09-04 21:08:17,194 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:08:17,214 INFO L225 Difference]: With dead ends: 520 [2020-09-04 21:08:17,214 INFO L226 Difference]: Without dead ends: 327 [2020-09-04 21:08:17,220 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-09-04 21:08:17,243 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 327 states. [2020-09-04 21:08:17,365 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 327 to 278. [2020-09-04 21:08:17,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 278 states. [2020-09-04 21:08:17,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 278 states and 303 transitions. [2020-09-04 21:08:17,371 INFO L78 Accepts]: Start accepts. Automaton has 278 states and 303 transitions. Word has length 160 [2020-09-04 21:08:17,372 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:08:17,373 INFO L479 AbstractCegarLoop]: Abstraction has 278 states and 303 transitions. [2020-09-04 21:08:17,373 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-09-04 21:08:17,373 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 303 transitions. [2020-09-04 21:08:17,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2020-09-04 21:08:17,378 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:08:17,378 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 21:08:17,379 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-04 21:08:17,379 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:08:17,379 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:08:17,379 INFO L82 PathProgramCache]: Analyzing trace with hash 170941695, now seen corresponding path program 1 times [2020-09-04 21:08:17,380 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:08:17,380 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1653796874] [2020-09-04 21:08:17,380 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:08:17,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:17,783 WARN L193 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:08:17,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:08:17,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:17,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:08:17,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:17,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:08:17,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:17,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:08:17,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:17,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:08:17,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:17,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:08:17,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:17,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 21:08:17,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:17,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:08:17,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:17,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-09-04 21:08:17,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:17,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2020-09-04 21:08:17,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:17,884 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-09-04 21:08:17,884 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1653796874] [2020-09-04 21:08:17,884 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 21:08:17,885 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-09-04 21:08:17,885 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1914424499] [2020-09-04 21:08:17,887 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-09-04 21:08:17,887 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:08:17,888 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-09-04 21:08:17,888 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-09-04 21:08:17,888 INFO L87 Difference]: Start difference. First operand 278 states and 303 transitions. Second operand 5 states. [2020-09-04 21:08:18,535 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:08:19,751 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:08:19,752 INFO L93 Difference]: Finished difference Result 439 states and 496 transitions. [2020-09-04 21:08:19,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-09-04 21:08:19,759 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 161 [2020-09-04 21:08:19,760 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:08:19,764 INFO L225 Difference]: With dead ends: 439 [2020-09-04 21:08:19,764 INFO L226 Difference]: Without dead ends: 316 [2020-09-04 21:08:19,767 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-09-04 21:08:19,768 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 316 states. [2020-09-04 21:08:19,843 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 316 to 268. [2020-09-04 21:08:19,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 268 states. [2020-09-04 21:08:19,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 268 states and 290 transitions. [2020-09-04 21:08:19,846 INFO L78 Accepts]: Start accepts. Automaton has 268 states and 290 transitions. Word has length 161 [2020-09-04 21:08:19,846 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:08:19,846 INFO L479 AbstractCegarLoop]: Abstraction has 268 states and 290 transitions. [2020-09-04 21:08:19,847 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-09-04 21:08:19,847 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 290 transitions. [2020-09-04 21:08:19,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2020-09-04 21:08:19,850 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:08:19,850 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 21:08:19,850 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-04 21:08:19,851 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:08:19,851 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:08:19,851 INFO L82 PathProgramCache]: Analyzing trace with hash -1075710309, now seen corresponding path program 1 times [2020-09-04 21:08:19,851 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:08:19,852 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [397646926] [2020-09-04 21:08:19,852 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:08:19,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:20,253 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:08:20,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:08:20,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:20,298 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:08:20,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:20,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:08:20,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:20,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:08:20,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:20,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:08:20,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:20,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:08:20,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:20,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-09-04 21:08:20,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:20,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 21:08:20,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:20,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:08:20,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:20,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2020-09-04 21:08:20,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:20,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2020-09-04 21:08:20,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:20,543 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-09-04 21:08:20,544 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [397646926] [2020-09-04 21:08:20,544 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 21:08:20,550 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-09-04 21:08:20,550 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1085474148] [2020-09-04 21:08:20,552 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-09-04 21:08:20,553 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:08:20,553 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-09-04 21:08:20,554 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2020-09-04 21:08:20,554 INFO L87 Difference]: Start difference. First operand 268 states and 290 transitions. Second operand 11 states. [2020-09-04 21:08:21,297 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:08:21,780 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:08:22,133 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:08:22,398 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:08:22,647 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:08:22,944 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:08:24,262 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:08:26,950 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:08:26,950 INFO L93 Difference]: Finished difference Result 741 states and 863 transitions. [2020-09-04 21:08:26,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-09-04 21:08:26,951 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 174 [2020-09-04 21:08:26,952 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:08:26,957 INFO L225 Difference]: With dead ends: 741 [2020-09-04 21:08:26,958 INFO L226 Difference]: Without dead ends: 588 [2020-09-04 21:08:26,960 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=168, Invalid=384, Unknown=0, NotChecked=0, Total=552 [2020-09-04 21:08:26,962 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 588 states. [2020-09-04 21:08:27,119 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 588 to 489. [2020-09-04 21:08:27,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 489 states. [2020-09-04 21:08:27,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 489 states and 549 transitions. [2020-09-04 21:08:27,123 INFO L78 Accepts]: Start accepts. Automaton has 489 states and 549 transitions. Word has length 174 [2020-09-04 21:08:27,124 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:08:27,124 INFO L479 AbstractCegarLoop]: Abstraction has 489 states and 549 transitions. [2020-09-04 21:08:27,124 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-09-04 21:08:27,124 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 549 transitions. [2020-09-04 21:08:27,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2020-09-04 21:08:27,128 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:08:27,128 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 21:08:27,128 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-09-04 21:08:27,129 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:08:27,129 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:08:27,129 INFO L82 PathProgramCache]: Analyzing trace with hash 872929662, now seen corresponding path program 1 times [2020-09-04 21:08:27,129 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:08:27,130 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1754919086] [2020-09-04 21:08:27,130 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:08:27,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:27,527 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:08:27,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:08:27,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:27,598 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:08:27,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:27,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:08:27,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:27,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:08:27,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:27,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:08:27,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:27,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:08:27,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:27,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-09-04 21:08:27,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:27,641 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-09-04 21:08:27,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:27,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:08:27,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:27,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2020-09-04 21:08:27,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:27,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2020-09-04 21:08:27,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:27,747 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-09-04 21:08:27,747 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1754919086] [2020-09-04 21:08:27,748 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 21:08:27,748 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-09-04 21:08:27,749 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1600964613] [2020-09-04 21:08:27,751 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-09-04 21:08:27,751 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:08:27,751 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-09-04 21:08:27,753 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2020-09-04 21:08:27,753 INFO L87 Difference]: Start difference. First operand 489 states and 549 transitions. Second operand 10 states. [2020-09-04 21:08:28,497 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:08:29,477 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:08:29,785 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:08:30,918 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:08:31,237 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:08:31,612 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:08:31,890 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:08:32,224 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:08:32,555 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:08:33,571 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:08:33,571 INFO L93 Difference]: Finished difference Result 1128 states and 1355 transitions. [2020-09-04 21:08:33,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-09-04 21:08:33,572 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 179 [2020-09-04 21:08:33,572 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:08:33,577 INFO L225 Difference]: With dead ends: 1128 [2020-09-04 21:08:33,578 INFO L226 Difference]: Without dead ends: 754 [2020-09-04 21:08:33,580 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=143, Invalid=363, Unknown=0, NotChecked=0, Total=506 [2020-09-04 21:08:33,582 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 754 states. [2020-09-04 21:08:33,800 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 754 to 661. [2020-09-04 21:08:33,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 661 states. [2020-09-04 21:08:33,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 661 states and 745 transitions. [2020-09-04 21:08:33,805 INFO L78 Accepts]: Start accepts. Automaton has 661 states and 745 transitions. Word has length 179 [2020-09-04 21:08:33,806 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:08:33,806 INFO L479 AbstractCegarLoop]: Abstraction has 661 states and 745 transitions. [2020-09-04 21:08:33,806 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-09-04 21:08:33,806 INFO L276 IsEmpty]: Start isEmpty. Operand 661 states and 745 transitions. [2020-09-04 21:08:33,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2020-09-04 21:08:33,809 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:08:33,810 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] [2020-09-04 21:08:33,810 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-09-04 21:08:33,810 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:08:33,810 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:08:33,811 INFO L82 PathProgramCache]: Analyzing trace with hash 780568910, now seen corresponding path program 1 times [2020-09-04 21:08:33,811 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:08:33,811 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1020657868] [2020-09-04 21:08:33,811 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:08:33,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:34,156 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:08:34,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:08:34,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:34,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:08:34,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:34,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:08:34,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:34,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:08:34,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:34,213 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:08:34,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:34,224 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:08:34,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:34,233 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-09-04 21:08:34,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:34,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 21:08:34,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:34,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:08:34,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:34,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2020-09-04 21:08:34,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:34,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:08:34,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:34,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:08:34,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:34,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:08:34,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:34,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:08:34,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:34,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2020-09-04 21:08:34,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:34,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2020-09-04 21:08:34,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:34,513 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-09-04 21:08:34,513 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1020657868] [2020-09-04 21:08:34,514 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 21:08:34,514 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-09-04 21:08:34,514 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1771074156] [2020-09-04 21:08:34,515 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-09-04 21:08:34,515 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:08:34,515 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-09-04 21:08:34,515 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2020-09-04 21:08:34,515 INFO L87 Difference]: Start difference. First operand 661 states and 745 transitions. Second operand 11 states. [2020-09-04 21:08:36,199 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:08:36,506 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 21:08:36,842 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:08:37,176 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:08:37,494 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:08:37,781 WARN L193 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:08:39,011 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:08:39,011 INFO L93 Difference]: Finished difference Result 1415 states and 1699 transitions. [2020-09-04 21:08:39,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-09-04 21:08:39,012 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 212 [2020-09-04 21:08:39,013 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:08:39,020 INFO L225 Difference]: With dead ends: 1415 [2020-09-04 21:08:39,020 INFO L226 Difference]: Without dead ends: 869 [2020-09-04 21:08:39,024 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=121, Invalid=299, Unknown=0, NotChecked=0, Total=420 [2020-09-04 21:08:39,025 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 869 states. [2020-09-04 21:08:39,298 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 869 to 680. [2020-09-04 21:08:39,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 680 states. [2020-09-04 21:08:39,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 680 states to 680 states and 765 transitions. [2020-09-04 21:08:39,305 INFO L78 Accepts]: Start accepts. Automaton has 680 states and 765 transitions. Word has length 212 [2020-09-04 21:08:39,305 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:08:39,306 INFO L479 AbstractCegarLoop]: Abstraction has 680 states and 765 transitions. [2020-09-04 21:08:39,306 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-09-04 21:08:39,306 INFO L276 IsEmpty]: Start isEmpty. Operand 680 states and 765 transitions. [2020-09-04 21:08:39,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2020-09-04 21:08:39,309 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:08:39,310 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] [2020-09-04 21:08:39,310 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-09-04 21:08:39,310 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:08:39,310 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:08:39,311 INFO L82 PathProgramCache]: Analyzing trace with hash 655364526, now seen corresponding path program 1 times [2020-09-04 21:08:39,311 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:08:39,311 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1329848077] [2020-09-04 21:08:39,311 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:08:39,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:39,667 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:08:39,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:08:39,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:39,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:08:39,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:39,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:08:39,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:39,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:08:39,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:39,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:08:39,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:39,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:08:39,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:39,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-09-04 21:08:39,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:39,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 21:08:39,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:39,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:08:39,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:39,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2020-09-04 21:08:39,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:39,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:08:39,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:39,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:08:39,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:39,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:08:39,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:39,878 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:08:39,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:39,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2020-09-04 21:08:39,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:39,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2020-09-04 21:08:39,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:39,936 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-09-04 21:08:39,937 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1329848077] [2020-09-04 21:08:39,937 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 21:08:39,937 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2020-09-04 21:08:39,938 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1021518263] [2020-09-04 21:08:39,938 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-09-04 21:08:39,939 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:08:39,939 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-09-04 21:08:39,939 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=154, Unknown=0, NotChecked=0, Total=182 [2020-09-04 21:08:39,939 INFO L87 Difference]: Start difference. First operand 680 states and 765 transitions. Second operand 14 states. [2020-09-04 21:08:40,584 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:08:40,912 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 21:08:41,251 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:08:41,588 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:08:41,885 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:08:43,258 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:08:43,572 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:08:43,900 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:08:44,216 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:08:44,553 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:08:45,981 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:08:45,982 INFO L93 Difference]: Finished difference Result 1456 states and 1766 transitions. [2020-09-04 21:08:45,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-09-04 21:08:45,983 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 212 [2020-09-04 21:08:45,983 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:08:45,989 INFO L225 Difference]: With dead ends: 1456 [2020-09-04 21:08:45,989 INFO L226 Difference]: Without dead ends: 891 [2020-09-04 21:08:45,992 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 79 ImplicationChecksByTransitivity, 3.3s TimeCoverageRelationStatistics Valid=172, Invalid=584, Unknown=0, NotChecked=0, Total=756 [2020-09-04 21:08:45,993 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 891 states. [2020-09-04 21:08:46,216 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 891 to 692. [2020-09-04 21:08:46,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 692 states. [2020-09-04 21:08:46,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 692 states to 692 states and 777 transitions. [2020-09-04 21:08:46,220 INFO L78 Accepts]: Start accepts. Automaton has 692 states and 777 transitions. Word has length 212 [2020-09-04 21:08:46,220 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:08:46,220 INFO L479 AbstractCegarLoop]: Abstraction has 692 states and 777 transitions. [2020-09-04 21:08:46,221 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-09-04 21:08:46,221 INFO L276 IsEmpty]: Start isEmpty. Operand 692 states and 777 transitions. [2020-09-04 21:08:46,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2020-09-04 21:08:46,225 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:08:46,225 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] [2020-09-04 21:08:46,225 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-09-04 21:08:46,225 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:08:46,226 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:08:46,226 INFO L82 PathProgramCache]: Analyzing trace with hash 1345858667, now seen corresponding path program 1 times [2020-09-04 21:08:46,226 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:08:46,226 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [258309192] [2020-09-04 21:08:46,227 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:08:46,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:46,643 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:08:46,644 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:08:46,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:46,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:08:46,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:46,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:08:46,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:46,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:08:46,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:46,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:08:46,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:46,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:08:46,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:46,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-09-04 21:08:46,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:46,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 21:08:46,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:46,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:08:46,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:46,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2020-09-04 21:08:46,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:46,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:08:46,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:46,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:08:46,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:46,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:08:46,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:46,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:08:46,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:46,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2020-09-04 21:08:46,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:46,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2020-09-04 21:08:46,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:46,854 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-09-04 21:08:46,854 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [258309192] [2020-09-04 21:08:46,854 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 21:08:46,855 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-09-04 21:08:46,855 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [983327049] [2020-09-04 21:08:46,855 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-09-04 21:08:46,855 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:08:46,856 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-09-04 21:08:46,856 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-09-04 21:08:46,856 INFO L87 Difference]: Start difference. First operand 692 states and 777 transitions. Second operand 8 states. [2020-09-04 21:08:47,356 WARN L193 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:08:48,011 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:08:51,206 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:08:51,207 INFO L93 Difference]: Finished difference Result 2225 states and 2726 transitions. [2020-09-04 21:08:51,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2020-09-04 21:08:51,207 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 212 [2020-09-04 21:08:51,208 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:08:51,218 INFO L225 Difference]: With dead ends: 2225 [2020-09-04 21:08:51,218 INFO L226 Difference]: Without dead ends: 1648 [2020-09-04 21:08:51,222 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 45 SyntacticMatches, 3 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 154 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=156, Invalid=444, Unknown=0, NotChecked=0, Total=600 [2020-09-04 21:08:51,224 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1648 states. [2020-09-04 21:08:51,797 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1648 to 1380. [2020-09-04 21:08:51,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1380 states. [2020-09-04 21:08:51,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1380 states to 1380 states and 1574 transitions. [2020-09-04 21:08:51,803 INFO L78 Accepts]: Start accepts. Automaton has 1380 states and 1574 transitions. Word has length 212 [2020-09-04 21:08:51,804 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:08:51,804 INFO L479 AbstractCegarLoop]: Abstraction has 1380 states and 1574 transitions. [2020-09-04 21:08:51,804 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-09-04 21:08:51,804 INFO L276 IsEmpty]: Start isEmpty. Operand 1380 states and 1574 transitions. [2020-09-04 21:08:51,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2020-09-04 21:08:51,808 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:08:51,808 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 21:08:51,811 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-09-04 21:08:51,811 INFO L427 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:08:51,811 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:08:51,811 INFO L82 PathProgramCache]: Analyzing trace with hash 139212264, now seen corresponding path program 1 times [2020-09-04 21:08:51,812 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:08:51,812 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [428558681] [2020-09-04 21:08:51,812 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:08:51,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:52,231 WARN L193 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:08:52,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:08:52,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:52,298 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:08:52,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:52,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:08:52,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:52,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:08:52,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:52,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:08:52,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:52,321 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:08:52,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:52,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 21:08:52,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:52,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 21:08:52,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:52,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-09-04 21:08:52,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:52,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:08:52,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:52,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2020-09-04 21:08:52,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:52,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:08:52,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:52,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:08:52,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:52,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:08:52,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:52,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:08:52,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:52,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2020-09-04 21:08:52,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:52,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2020-09-04 21:08:52,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:52,507 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-09-04 21:08:52,508 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [428558681] [2020-09-04 21:08:52,508 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 21:08:52,508 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2020-09-04 21:08:52,508 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1896661185] [2020-09-04 21:08:52,509 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-09-04 21:08:52,509 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:08:52,509 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-09-04 21:08:52,509 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2020-09-04 21:08:52,509 INFO L87 Difference]: Start difference. First operand 1380 states and 1574 transitions. Second operand 15 states. [2020-09-04 21:08:53,354 WARN L193 SmtUtils]: Spent 523.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 189 [2020-09-04 21:08:54,324 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:08:55,723 WARN L193 SmtUtils]: Spent 536.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 191 [2020-09-04 21:08:56,329 WARN L193 SmtUtils]: Spent 554.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 193 [2020-09-04 21:08:56,718 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:08:57,039 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:08:57,696 WARN L193 SmtUtils]: Spent 581.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 192 [2020-09-04 21:08:58,008 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:08:58,373 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:08:58,693 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:09:02,156 WARN L193 SmtUtils]: Spent 537.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 189 [2020-09-04 21:09:02,854 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:09:03,166 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:09:03,540 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:09:04,841 WARN L193 SmtUtils]: Spent 528.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 191 [2020-09-04 21:09:05,409 WARN L193 SmtUtils]: Spent 536.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 193 [2020-09-04 21:09:06,013 WARN L193 SmtUtils]: Spent 535.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 192 [2020-09-04 21:09:06,880 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:09:06,881 INFO L93 Difference]: Finished difference Result 4223 states and 5190 transitions. [2020-09-04 21:09:06,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2020-09-04 21:09:06,882 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 217 [2020-09-04 21:09:06,882 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:09:06,900 INFO L225 Difference]: With dead ends: 4223 [2020-09-04 21:09:06,900 INFO L226 Difference]: Without dead ends: 3239 [2020-09-04 21:09:06,906 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 111 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1254 ImplicationChecksByTransitivity, 8.1s TimeCoverageRelationStatistics Valid=816, Invalid=3216, Unknown=0, NotChecked=0, Total=4032 [2020-09-04 21:09:06,909 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3239 states. [2020-09-04 21:09:07,719 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3239 to 2529. [2020-09-04 21:09:07,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2529 states. [2020-09-04 21:09:07,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2529 states to 2529 states and 2865 transitions. [2020-09-04 21:09:07,727 INFO L78 Accepts]: Start accepts. Automaton has 2529 states and 2865 transitions. Word has length 217 [2020-09-04 21:09:07,727 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:09:07,728 INFO L479 AbstractCegarLoop]: Abstraction has 2529 states and 2865 transitions. [2020-09-04 21:09:07,728 INFO L480 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-09-04 21:09:07,728 INFO L276 IsEmpty]: Start isEmpty. Operand 2529 states and 2865 transitions. [2020-09-04 21:09:07,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 304 [2020-09-04 21:09:07,732 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:09:07,733 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 21:09:07,733 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-09-04 21:09:07,733 INFO L427 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:09:07,733 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:09:07,734 INFO L82 PathProgramCache]: Analyzing trace with hash 1028172533, now seen corresponding path program 1 times [2020-09-04 21:09:07,734 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:09:07,734 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1491959439] [2020-09-04 21:09:07,734 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:09:07,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:08,208 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:09:08,209 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:08,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:08,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:09:08,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:08,243 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:09:08,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:08,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:09:08,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:08,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:09:08,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:08,312 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:09:08,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:08,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 21:09:08,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:08,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 21:09:08,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:08,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-09-04 21:09:08,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:08,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:08,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:08,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:08,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:08,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 21:09:08,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:08,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:08,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:08,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:08,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:08,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:09:08,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:08,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:09:08,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:08,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-09-04 21:09:08,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:08,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:08,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:08,454 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2020-09-04 21:09:08,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:08,457 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2020-09-04 21:09:08,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:08,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:08,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:08,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2020-09-04 21:09:08,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:08,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2020-09-04 21:09:08,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:08,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:08,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:08,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:09:08,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:08,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 21:09:08,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:08,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:08,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:08,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2020-09-04 21:09:08,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:08,672 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2020-09-04 21:09:08,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:08,773 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 34 proven. 9 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2020-09-04 21:09:08,774 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1491959439] [2020-09-04 21:09:08,774 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-04 21:09:08,774 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2020-09-04 21:09:08,774 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1868264917] [2020-09-04 21:09:08,775 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2020-09-04 21:09:08,775 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:09:08,776 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2020-09-04 21:09:08,778 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=297, Unknown=0, NotChecked=0, Total=342 [2020-09-04 21:09:08,779 INFO L87 Difference]: Start difference. First operand 2529 states and 2865 transitions. Second operand 19 states. [2020-09-04 21:09:09,754 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:09:10,070 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 21:09:10,384 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:09:10,700 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:09:11,002 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:09:12,137 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-09-04 21:09:12,755 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:09:13,072 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 21:09:13,430 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 21:09:13,771 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:09:14,193 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 21:09:14,609 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-09-04 21:09:15,011 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:09:16,906 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:09:18,759 WARN L193 SmtUtils]: Spent 542.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 191 [2020-09-04 21:09:19,430 WARN L193 SmtUtils]: Spent 573.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 193 [2020-09-04 21:09:20,066 WARN L193 SmtUtils]: Spent 537.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 193 [2020-09-04 21:09:20,550 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:09:21,446 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:09:22,179 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 21:09:22,559 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-09-04 21:09:23,342 WARN L193 SmtUtils]: Spent 571.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 194 [2020-09-04 21:09:24,053 WARN L193 SmtUtils]: Spent 617.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 196 [2020-09-04 21:09:25,464 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-09-04 21:09:26,146 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:09:26,952 WARN L193 SmtUtils]: Spent 645.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 195 [2020-09-04 21:09:29,151 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:09:29,151 INFO L93 Difference]: Finished difference Result 5754 states and 6798 transitions. [2020-09-04 21:09:29,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2020-09-04 21:09:29,152 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 303 [2020-09-04 21:09:29,153 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:09:29,172 INFO L225 Difference]: With dead ends: 5754 [2020-09-04 21:09:29,172 INFO L226 Difference]: Without dead ends: 3606 [2020-09-04 21:09:29,183 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 169 GetRequests, 81 SyntacticMatches, 0 SemanticMatches, 88 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2459 ImplicationChecksByTransitivity, 12.2s TimeCoverageRelationStatistics Valid=1409, Invalid=6601, Unknown=0, NotChecked=0, Total=8010 [2020-09-04 21:09:29,187 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3606 states. [2020-09-04 21:09:30,590 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3606 to 2955. [2020-09-04 21:09:30,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2955 states. [2020-09-04 21:09:30,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2955 states to 2955 states and 3294 transitions. [2020-09-04 21:09:30,600 INFO L78 Accepts]: Start accepts. Automaton has 2955 states and 3294 transitions. Word has length 303 [2020-09-04 21:09:30,601 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:09:30,601 INFO L479 AbstractCegarLoop]: Abstraction has 2955 states and 3294 transitions. [2020-09-04 21:09:30,601 INFO L480 AbstractCegarLoop]: Interpolant automaton has 19 states. [2020-09-04 21:09:30,601 INFO L276 IsEmpty]: Start isEmpty. Operand 2955 states and 3294 transitions. [2020-09-04 21:09:30,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 474 [2020-09-04 21:09:30,612 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:09:30,613 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 21:09:30,613 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-09-04 21:09:30,613 INFO L427 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:09:30,613 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:09:30,613 INFO L82 PathProgramCache]: Analyzing trace with hash -1719317365, now seen corresponding path program 1 times [2020-09-04 21:09:30,614 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:09:30,614 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1925067863] [2020-09-04 21:09:30,614 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:09:30,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:31,020 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:09:31,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:31,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:31,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:09:31,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:31,055 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:09:31,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:31,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:09:31,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:31,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:09:31,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:31,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:09:31,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:31,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 21:09:31,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:31,085 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 21:09:31,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:31,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-09-04 21:09:31,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:31,122 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:31,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:31,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:31,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:31,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 21:09:31,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:31,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:31,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:31,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:31,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:31,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:09:31,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:31,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:09:31,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:31,161 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-09-04 21:09:31,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:31,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:31,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:31,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2020-09-04 21:09:31,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:31,286 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2020-09-04 21:09:31,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:31,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:31,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:31,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:31,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:31,353 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:09:31,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:31,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:09:31,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:31,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:31,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:31,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:09:31,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:31,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 21:09:31,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:31,376 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:31,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:31,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-09-04 21:09:31,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:31,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:31,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:31,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2020-09-04 21:09:31,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:31,470 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2020-09-04 21:09:31,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:31,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:31,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:31,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:31,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:31,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:09:31,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:31,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:09:31,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:31,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:31,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:31,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:09:31,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:31,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 21:09:31,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:31,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-04 21:09:31,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:31,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:31,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:31,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2020-09-04 21:09:31,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:31,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2020-09-04 21:09:31,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:31,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:31,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:31,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2020-09-04 21:09:31,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:31,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:31,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:31,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:31,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:31,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:09:31,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:31,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:09:31,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:31,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 450 [2020-09-04 21:09:31,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:31,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 460 [2020-09-04 21:09:31,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:31,753 INFO L134 CoverageAnalysis]: Checked inductivity of 402 backedges. 124 proven. 38 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2020-09-04 21:09:31,753 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1925067863] [2020-09-04 21:09:31,753 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-04 21:09:31,754 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2020-09-04 21:09:31,754 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [735100509] [2020-09-04 21:09:31,754 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-09-04 21:09:31,755 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:09:31,755 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-09-04 21:09:31,755 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=227, Unknown=0, NotChecked=0, Total=272 [2020-09-04 21:09:31,755 INFO L87 Difference]: Start difference. First operand 2955 states and 3294 transitions. Second operand 17 states. [2020-09-04 21:09:33,693 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:09:34,013 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:09:34,344 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:09:34,686 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:09:34,992 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:09:35,318 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:09:37,104 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:09:37,466 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:09:42,427 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:09:42,427 INFO L93 Difference]: Finished difference Result 8480 states and 9983 transitions. [2020-09-04 21:09:42,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2020-09-04 21:09:42,428 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 473 [2020-09-04 21:09:42,429 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:09:42,460 INFO L225 Difference]: With dead ends: 8480 [2020-09-04 21:09:42,461 INFO L226 Difference]: Without dead ends: 5125 [2020-09-04 21:09:42,475 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 168 GetRequests, 115 SyntacticMatches, 6 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 592 ImplicationChecksByTransitivity, 3.3s TimeCoverageRelationStatistics Valid=521, Invalid=1831, Unknown=0, NotChecked=0, Total=2352 [2020-09-04 21:09:42,482 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5125 states. [2020-09-04 21:09:43,751 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5125 to 4008. [2020-09-04 21:09:43,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4008 states. [2020-09-04 21:09:43,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4008 states to 4008 states and 4551 transitions. [2020-09-04 21:09:43,762 INFO L78 Accepts]: Start accepts. Automaton has 4008 states and 4551 transitions. Word has length 473 [2020-09-04 21:09:43,763 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:09:43,763 INFO L479 AbstractCegarLoop]: Abstraction has 4008 states and 4551 transitions. [2020-09-04 21:09:43,763 INFO L480 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-09-04 21:09:43,763 INFO L276 IsEmpty]: Start isEmpty. Operand 4008 states and 4551 transitions. [2020-09-04 21:09:43,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 488 [2020-09-04 21:09:43,776 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:09:43,776 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-09-04 21:09:43,777 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-09-04 21:09:43,777 INFO L427 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:09:43,777 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:09:43,777 INFO L82 PathProgramCache]: Analyzing trace with hash 1886621430, now seen corresponding path program 1 times [2020-09-04 21:09:43,778 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:09:43,778 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1300903198] [2020-09-04 21:09:43,778 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:09:43,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:44,329 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:09:44,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:44,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:44,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:09:44,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:44,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:09:44,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:44,361 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:09:44,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:44,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:09:44,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:44,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:09:44,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:44,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 21:09:44,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:44,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 21:09:44,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:44,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-09-04 21:09:44,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:44,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:44,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:44,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:44,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:44,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 21:09:44,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:44,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:44,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:44,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:44,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:44,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:09:44,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:44,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:09:44,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:44,539 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-09-04 21:09:44,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:44,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:44,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:44,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2020-09-04 21:09:44,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:44,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2020-09-04 21:09:44,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:44,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:44,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:44,566 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:44,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:44,567 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:09:44,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:44,570 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:09:44,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:44,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:44,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:44,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:09:44,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:44,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 21:09:44,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:44,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:44,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:44,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-09-04 21:09:44,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:44,633 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:44,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:44,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:09:44,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:44,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2020-09-04 21:09:44,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:44,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2020-09-04 21:09:44,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:44,685 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:44,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:44,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:44,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:44,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:09:44,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:44,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:09:44,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:44,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:44,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:44,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:09:44,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:44,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 21:09:44,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:44,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-04 21:09:44,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:44,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:44,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:44,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 392 [2020-09-04 21:09:44,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:44,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 404 [2020-09-04 21:09:44,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:44,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2020-09-04 21:09:44,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:44,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:44,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:44,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 423 [2020-09-04 21:09:44,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:44,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:44,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:44,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:44,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:44,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:09:44,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:44,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:09:44,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:44,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 464 [2020-09-04 21:09:44,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:44,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 474 [2020-09-04 21:09:44,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:44,909 INFO L134 CoverageAnalysis]: Checked inductivity of 436 backedges. 134 proven. 39 refuted. 0 times theorem prover too weak. 263 trivial. 0 not checked. [2020-09-04 21:09:44,910 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1300903198] [2020-09-04 21:09:44,910 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-04 21:09:44,910 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2020-09-04 21:09:44,910 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [100244795] [2020-09-04 21:09:44,912 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2020-09-04 21:09:44,913 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:09:44,913 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2020-09-04 21:09:44,915 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=298, Unknown=0, NotChecked=0, Total=342 [2020-09-04 21:09:44,916 INFO L87 Difference]: Start difference. First operand 4008 states and 4551 transitions. Second operand 19 states. [2020-09-04 21:09:45,565 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:09:46,019 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:09:46,357 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:09:46,692 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:09:47,019 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 21:09:47,336 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:09:48,531 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:09:48,874 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:09:50,355 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:09:50,835 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:09:51,178 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:09:51,525 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:09:52,482 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:09:52,813 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:09:53,910 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:09:54,242 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:09:54,545 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:09:56,420 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:09:56,420 INFO L93 Difference]: Finished difference Result 8100 states and 9472 transitions. [2020-09-04 21:09:56,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2020-09-04 21:09:56,421 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 487 [2020-09-04 21:09:56,422 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:09:56,447 INFO L225 Difference]: With dead ends: 8100 [2020-09-04 21:09:56,447 INFO L226 Difference]: Without dead ends: 4509 [2020-09-04 21:09:56,459 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 183 GetRequests, 127 SyntacticMatches, 0 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 837 ImplicationChecksByTransitivity, 6.0s TimeCoverageRelationStatistics Valid=646, Invalid=2660, Unknown=0, NotChecked=0, Total=3306 [2020-09-04 21:09:56,464 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4509 states. [2020-09-04 21:09:57,837 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4509 to 3909. [2020-09-04 21:09:57,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3909 states. [2020-09-04 21:09:57,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3909 states to 3909 states and 4410 transitions. [2020-09-04 21:09:57,846 INFO L78 Accepts]: Start accepts. Automaton has 3909 states and 4410 transitions. Word has length 487 [2020-09-04 21:09:57,847 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:09:57,847 INFO L479 AbstractCegarLoop]: Abstraction has 3909 states and 4410 transitions. [2020-09-04 21:09:57,847 INFO L480 AbstractCegarLoop]: Interpolant automaton has 19 states. [2020-09-04 21:09:57,847 INFO L276 IsEmpty]: Start isEmpty. Operand 3909 states and 4410 transitions. [2020-09-04 21:09:57,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 489 [2020-09-04 21:09:57,858 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:09:57,859 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 21:09:57,859 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-09-04 21:09:57,859 INFO L427 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:09:57,859 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:09:57,860 INFO L82 PathProgramCache]: Analyzing trace with hash -1259134388, now seen corresponding path program 1 times [2020-09-04 21:09:57,860 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:09:57,860 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1196358183] [2020-09-04 21:09:57,860 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:09:57,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:58,259 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:09:58,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:58,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:58,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:09:58,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:58,315 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:09:58,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:58,317 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:09:58,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:58,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:09:58,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:58,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:09:58,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:58,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 21:09:58,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:58,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 21:09:58,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:58,372 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-09-04 21:09:58,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:58,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:58,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:58,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:58,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:58,396 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 21:09:58,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:58,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:58,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:58,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:58,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:58,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:09:58,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:58,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:09:58,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:58,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-09-04 21:09:58,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:58,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:58,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:58,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2020-09-04 21:09:58,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:58,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2020-09-04 21:09:58,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:58,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:58,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:58,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:58,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:58,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:09:58,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:58,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:09:58,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:58,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:58,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:58,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:09:58,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:58,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 21:09:58,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:58,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:58,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:58,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-09-04 21:09:58,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:58,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:58,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:58,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:09:58,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:58,455 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2020-09-04 21:09:58,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:58,457 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2020-09-04 21:09:58,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:58,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:58,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:58,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:58,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:58,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:09:58,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:58,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:09:58,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:58,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:58,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:58,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:09:58,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:58,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 21:09:58,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:58,688 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-04 21:09:58,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:58,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:58,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:58,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 393 [2020-09-04 21:09:58,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:58,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 405 [2020-09-04 21:09:58,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:58,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2020-09-04 21:09:58,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:58,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:58,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:58,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2020-09-04 21:09:58,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:58,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:58,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:58,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:58,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:58,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:09:58,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:58,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:09:58,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:58,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2020-09-04 21:09:58,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:58,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 475 [2020-09-04 21:09:58,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:58,834 INFO L134 CoverageAnalysis]: Checked inductivity of 437 backedges. 114 proven. 2 refuted. 0 times theorem prover too weak. 321 trivial. 0 not checked. [2020-09-04 21:09:58,835 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1196358183] [2020-09-04 21:09:58,835 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-04 21:09:58,835 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2020-09-04 21:09:58,835 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [747415521] [2020-09-04 21:09:58,836 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-09-04 21:09:58,836 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:09:58,836 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-09-04 21:09:58,837 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=233, Unknown=0, NotChecked=0, Total=272 [2020-09-04 21:09:58,837 INFO L87 Difference]: Start difference. First operand 3909 states and 4410 transitions. Second operand 17 states. [2020-09-04 21:09:59,513 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:10:01,362 WARN L193 SmtUtils]: Spent 461.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:10:06,961 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:10:07,308 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:10:07,667 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:10:08,009 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:10:08,340 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:10:08,682 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:10:09,087 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:10:09,436 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:10:09,781 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:10:10,139 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:10:10,487 WARN L193 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:10:10,832 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:10:11,451 WARN L193 SmtUtils]: Spent 588.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 197 [2020-09-04 21:10:11,785 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:10:12,372 WARN L193 SmtUtils]: Spent 555.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 21:10:12,725 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:10:13,097 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 21:10:13,439 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 21:10:17,130 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:10:17,130 INFO L93 Difference]: Finished difference Result 12118 states and 14254 transitions. [2020-09-04 21:10:17,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2020-09-04 21:10:17,131 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 488 [2020-09-04 21:10:17,132 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:10:17,177 INFO L225 Difference]: With dead ends: 12118 [2020-09-04 21:10:17,177 INFO L226 Difference]: Without dead ends: 8337 [2020-09-04 21:10:17,193 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 184 GetRequests, 120 SyntacticMatches, 1 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1098 ImplicationChecksByTransitivity, 8.4s TimeCoverageRelationStatistics Valid=823, Invalid=3337, Unknown=0, NotChecked=0, Total=4160 [2020-09-04 21:10:17,202 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8337 states. [2020-09-04 21:10:19,506 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8337 to 7223. [2020-09-04 21:10:19,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7223 states. [2020-09-04 21:10:19,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7223 states to 7223 states and 8056 transitions. [2020-09-04 21:10:19,522 INFO L78 Accepts]: Start accepts. Automaton has 7223 states and 8056 transitions. Word has length 488 [2020-09-04 21:10:19,523 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:10:19,523 INFO L479 AbstractCegarLoop]: Abstraction has 7223 states and 8056 transitions. [2020-09-04 21:10:19,523 INFO L480 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-09-04 21:10:19,524 INFO L276 IsEmpty]: Start isEmpty. Operand 7223 states and 8056 transitions. [2020-09-04 21:10:19,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 490 [2020-09-04 21:10:19,541 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:10:19,542 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 21:10:19,542 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-09-04 21:10:19,542 INFO L427 AbstractCegarLoop]: === Iteration 13 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:10:19,542 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:10:19,543 INFO L82 PathProgramCache]: Analyzing trace with hash -152732608, now seen corresponding path program 1 times [2020-09-04 21:10:19,543 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:10:19,543 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [328086538] [2020-09-04 21:10:19,543 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:10:19,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:19,948 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:10:19,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:10:19,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:19,976 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:10:19,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:19,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:10:19,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:19,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:10:19,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:20,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:10:20,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:20,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:10:20,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:20,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 21:10:20,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:20,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-09-04 21:10:20,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:20,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-09-04 21:10:20,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:20,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2020-09-04 21:10:20,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:20,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:10:20,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:20,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:10:20,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:20,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 21:10:20,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:20,161 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:10:20,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:20,164 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:10:20,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:20,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:10:20,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:20,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:10:20,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:20,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-09-04 21:10:20,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:20,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:10:20,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:20,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2020-09-04 21:10:20,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:20,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2020-09-04 21:10:20,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:20,202 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:10:20,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:20,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:10:20,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:20,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:10:20,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:20,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:10:20,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:20,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:10:20,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:20,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:10:20,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:20,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 21:10:20,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:20,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:10:20,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:20,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-09-04 21:10:20,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:20,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:10:20,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:20,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:10:20,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:20,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2020-09-04 21:10:20,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:20,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2020-09-04 21:10:20,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:20,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:10:20,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:20,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:10:20,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:20,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:10:20,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:20,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:10:20,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:20,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:10:20,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:20,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:10:20,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:20,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 21:10:20,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:20,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-04 21:10:20,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:20,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:10:20,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:20,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2020-09-04 21:10:20,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:20,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 411 [2020-09-04 21:10:20,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:20,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:10:20,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:20,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 425 [2020-09-04 21:10:20,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:20,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:10:20,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:20,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:10:20,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:20,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:10:20,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:20,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:10:20,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:20,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 466 [2020-09-04 21:10:20,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:20,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2020-09-04 21:10:20,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:20,691 INFO L134 CoverageAnalysis]: Checked inductivity of 433 backedges. 121 proven. 20 refuted. 0 times theorem prover too weak. 292 trivial. 0 not checked. [2020-09-04 21:10:20,692 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [328086538] [2020-09-04 21:10:20,692 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-04 21:10:20,692 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23] total 23 [2020-09-04 21:10:20,692 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [464105510] [2020-09-04 21:10:20,693 INFO L459 AbstractCegarLoop]: Interpolant automaton has 23 states [2020-09-04 21:10:20,693 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:10:20,693 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2020-09-04 21:10:20,694 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=451, Unknown=0, NotChecked=0, Total=506 [2020-09-04 21:10:20,694 INFO L87 Difference]: Start difference. First operand 7223 states and 8056 transitions. Second operand 23 states. [2020-09-04 21:10:21,384 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:10:21,839 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:10:22,178 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:10:22,516 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:10:22,853 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 21:10:23,171 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:10:24,374 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:10:30,892 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:10:31,245 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:10:31,618 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:10:31,970 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:10:32,316 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:10:32,667 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:10:32,994 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:10:33,348 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:10:33,692 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:10:34,091 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:10:34,442 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:10:34,803 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:10:35,463 WARN L193 SmtUtils]: Spent 567.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 191 [2020-09-04 21:10:36,130 WARN L193 SmtUtils]: Spent 598.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 193 [2020-09-04 21:10:36,908 WARN L193 SmtUtils]: Spent 720.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 191 [2020-09-04 21:10:41,791 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:10:41,791 INFO L93 Difference]: Finished difference Result 15488 states and 18076 transitions. [2020-09-04 21:10:41,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2020-09-04 21:10:41,792 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 489 [2020-09-04 21:10:41,792 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:10:41,830 INFO L225 Difference]: With dead ends: 15488 [2020-09-04 21:10:41,830 INFO L226 Difference]: Without dead ends: 8961 [2020-09-04 21:10:41,849 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 211 GetRequests, 127 SyntacticMatches, 1 SemanticMatches, 83 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1996 ImplicationChecksByTransitivity, 9.8s TimeCoverageRelationStatistics Valid=1294, Invalid=5846, Unknown=0, NotChecked=0, Total=7140 [2020-09-04 21:10:41,857 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8961 states. [2020-09-04 21:10:44,150 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8961 to 6771. [2020-09-04 21:10:44,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6771 states. [2020-09-04 21:10:44,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6771 states to 6771 states and 7542 transitions. [2020-09-04 21:10:44,164 INFO L78 Accepts]: Start accepts. Automaton has 6771 states and 7542 transitions. Word has length 489 [2020-09-04 21:10:44,165 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:10:44,165 INFO L479 AbstractCegarLoop]: Abstraction has 6771 states and 7542 transitions. [2020-09-04 21:10:44,165 INFO L480 AbstractCegarLoop]: Interpolant automaton has 23 states. [2020-09-04 21:10:44,165 INFO L276 IsEmpty]: Start isEmpty. Operand 6771 states and 7542 transitions. [2020-09-04 21:10:44,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 490 [2020-09-04 21:10:44,182 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:10:44,182 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 21:10:44,182 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-09-04 21:10:44,182 INFO L427 AbstractCegarLoop]: === Iteration 14 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:10:44,183 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:10:44,183 INFO L82 PathProgramCache]: Analyzing trace with hash -2062873742, now seen corresponding path program 2 times [2020-09-04 21:10:44,183 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:10:44,183 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1433899349] [2020-09-04 21:10:44,183 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:10:44,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:44,535 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:10:44,535 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:10:44,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:44,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:10:44,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:44,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:10:44,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:44,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:10:44,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:44,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:10:44,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:44,570 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:10:44,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:44,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 21:10:44,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:44,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 21:10:44,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:44,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-09-04 21:10:44,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:44,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:10:44,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:44,633 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:10:44,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:44,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 21:10:44,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:44,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:10:44,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:44,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:10:44,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:44,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:10:44,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:44,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:10:44,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:44,660 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-09-04 21:10:44,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:44,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:10:44,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:44,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2020-09-04 21:10:44,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:44,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2020-09-04 21:10:44,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:44,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:10:44,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:44,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:10:44,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:44,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:10:44,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:44,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:10:44,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:44,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:10:44,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:44,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:10:44,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:44,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 21:10:44,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:44,869 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:10:44,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:44,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-09-04 21:10:44,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:44,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:10:44,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:44,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:10:44,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:44,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2020-09-04 21:10:44,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:44,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2020-09-04 21:10:44,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:44,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2020-09-04 21:10:44,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:44,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:10:44,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:44,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:10:44,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:44,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:10:44,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:44,957 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:10:44,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:44,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:10:44,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:44,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:10:44,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:44,965 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 21:10:44,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:44,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-04 21:10:44,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:45,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:10:45,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:45,063 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2020-09-04 21:10:45,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:45,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 411 [2020-09-04 21:10:45,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:45,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:10:45,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:45,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 425 [2020-09-04 21:10:45,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:45,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:10:45,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:45,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:10:45,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:45,076 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:10:45,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:45,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:10:45,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:45,080 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 466 [2020-09-04 21:10:45,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:45,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2020-09-04 21:10:45,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:45,195 INFO L134 CoverageAnalysis]: Checked inductivity of 433 backedges. 143 proven. 37 refuted. 0 times theorem prover too weak. 253 trivial. 0 not checked. [2020-09-04 21:10:45,196 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1433899349] [2020-09-04 21:10:45,196 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-04 21:10:45,196 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2020-09-04 21:10:45,196 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1498659258] [2020-09-04 21:10:45,197 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2020-09-04 21:10:45,197 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:10:45,197 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2020-09-04 21:10:45,197 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=292, Unknown=0, NotChecked=0, Total=342 [2020-09-04 21:10:45,197 INFO L87 Difference]: Start difference. First operand 6771 states and 7542 transitions. Second operand 19 states. [2020-09-04 21:10:45,883 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:10:47,880 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:10:48,236 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:10:48,879 WARN L193 SmtUtils]: Spent 554.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 191 [2020-09-04 21:10:49,222 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:10:49,838 WARN L193 SmtUtils]: Spent 577.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2020-09-04 21:10:50,170 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:10:50,762 WARN L193 SmtUtils]: Spent 555.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 191 [2020-09-04 21:10:51,326 WARN L193 SmtUtils]: Spent 470.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:10:51,711 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:10:52,039 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:10:52,369 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:10:54,517 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:10:54,887 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:11:04,097 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:11:04,097 INFO L93 Difference]: Finished difference Result 15724 states and 18723 transitions. [2020-09-04 21:11:04,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2020-09-04 21:11:04,098 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 489 [2020-09-04 21:11:04,098 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:11:04,137 INFO L225 Difference]: With dead ends: 15724 [2020-09-04 21:11:04,138 INFO L226 Difference]: Without dead ends: 11621 [2020-09-04 21:11:04,153 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 236 GetRequests, 147 SyntacticMatches, 8 SemanticMatches, 81 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2157 ImplicationChecksByTransitivity, 7.0s TimeCoverageRelationStatistics Valid=1217, Invalid=5589, Unknown=0, NotChecked=0, Total=6806 [2020-09-04 21:11:04,163 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11621 states. [2020-09-04 21:11:06,925 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11621 to 8233. [2020-09-04 21:11:06,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8233 states. [2020-09-04 21:11:06,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8233 states to 8233 states and 9136 transitions. [2020-09-04 21:11:06,944 INFO L78 Accepts]: Start accepts. Automaton has 8233 states and 9136 transitions. Word has length 489 [2020-09-04 21:11:06,944 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:11:06,944 INFO L479 AbstractCegarLoop]: Abstraction has 8233 states and 9136 transitions. [2020-09-04 21:11:06,944 INFO L480 AbstractCegarLoop]: Interpolant automaton has 19 states. [2020-09-04 21:11:06,945 INFO L276 IsEmpty]: Start isEmpty. Operand 8233 states and 9136 transitions. [2020-09-04 21:11:06,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 505 [2020-09-04 21:11:06,957 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:11:06,958 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 21:11:06,958 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-09-04 21:11:06,958 INFO L427 AbstractCegarLoop]: === Iteration 15 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:11:06,958 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:11:06,959 INFO L82 PathProgramCache]: Analyzing trace with hash -1190004710, now seen corresponding path program 1 times [2020-09-04 21:11:06,959 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:11:06,959 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1539948985] [2020-09-04 21:11:06,959 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:11:07,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:07,382 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:11:07,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:11:07,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:07,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:11:07,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:07,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:11:07,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:07,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:11:07,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:07,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:11:07,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:07,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:11:07,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:07,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 21:11:07,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:07,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 21:11:07,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:07,470 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-09-04 21:11:07,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:07,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:11:07,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:07,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:11:07,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:07,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 21:11:07,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:07,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:11:07,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:07,524 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:11:07,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:07,526 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:11:07,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:07,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:11:07,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:07,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-09-04 21:11:07,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:07,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:11:07,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:07,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2020-09-04 21:11:07,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:07,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2020-09-04 21:11:07,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:07,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:11:07,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:07,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:11:07,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:07,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:11:07,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:07,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:11:07,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:07,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:11:07,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:07,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:11:07,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:07,726 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 21:11:07,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:07,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:11:07,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:07,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-09-04 21:11:07,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:07,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:11:07,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:07,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:11:07,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:07,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2020-09-04 21:11:07,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:07,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2020-09-04 21:11:07,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:07,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2020-09-04 21:11:07,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:07,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:11:07,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:07,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:11:07,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:07,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:11:07,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:07,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:11:07,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:07,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:11:07,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:07,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:11:07,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:07,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 21:11:07,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:07,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-04 21:11:07,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:07,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:11:07,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:07,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:11:07,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:07,823 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 408 [2020-09-04 21:11:07,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:07,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2020-09-04 21:11:07,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:07,858 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 426 [2020-09-04 21:11:07,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:07,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:11:07,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:07,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 440 [2020-09-04 21:11:07,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:07,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:11:07,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:07,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:11:07,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:07,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:11:07,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:07,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:11:07,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:07,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 481 [2020-09-04 21:11:07,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:07,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 491 [2020-09-04 21:11:07,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:08,035 INFO L134 CoverageAnalysis]: Checked inductivity of 478 backedges. 132 proven. 66 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2020-09-04 21:11:08,035 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1539948985] [2020-09-04 21:11:08,035 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-04 21:11:08,035 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2020-09-04 21:11:08,035 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1695889778] [2020-09-04 21:11:08,036 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2020-09-04 21:11:08,036 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:11:08,036 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2020-09-04 21:11:08,036 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=290, Unknown=0, NotChecked=0, Total=342 [2020-09-04 21:11:08,037 INFO L87 Difference]: Start difference. First operand 8233 states and 9136 transitions. Second operand 19 states. [2020-09-04 21:11:08,725 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:11:10,975 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:11:11,336 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:11:12,635 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification. DAG size of input: 197 DAG size of output: 191 [2020-09-04 21:11:12,978 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:11:13,618 WARN L193 SmtUtils]: Spent 600.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 193 [2020-09-04 21:11:13,951 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:11:14,555 WARN L193 SmtUtils]: Spent 567.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 191 [2020-09-04 21:11:14,883 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:11:15,239 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:11:15,656 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2020-09-04 21:11:16,011 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:11:16,347 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:11:17,802 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:11:18,158 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:11:18,854 WARN L193 SmtUtils]: Spent 581.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 194 [2020-09-04 21:11:19,562 WARN L193 SmtUtils]: Spent 619.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 197 [2020-09-04 21:11:20,206 WARN L193 SmtUtils]: Spent 591.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 194 [2020-09-04 21:11:21,161 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:11:21,529 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:11:25,481 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:11:26,589 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:11:26,939 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:11:27,578 WARN L193 SmtUtils]: Spent 570.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 191 [2020-09-04 21:11:28,239 WARN L193 SmtUtils]: Spent 603.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 193 [2020-09-04 21:11:28,852 WARN L193 SmtUtils]: Spent 568.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 191 [2020-09-04 21:11:38,863 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:11:38,863 INFO L93 Difference]: Finished difference Result 20819 states and 24982 transitions. [2020-09-04 21:11:38,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 118 states. [2020-09-04 21:11:38,864 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 504 [2020-09-04 21:11:38,864 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:11:38,914 INFO L225 Difference]: With dead ends: 20819 [2020-09-04 21:11:38,914 INFO L226 Difference]: Without dead ends: 15976 [2020-09-04 21:11:38,936 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 317 GetRequests, 184 SyntacticMatches, 7 SemanticMatches, 126 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5977 ImplicationChecksByTransitivity, 14.2s TimeCoverageRelationStatistics Valid=2604, Invalid=13652, Unknown=0, NotChecked=0, Total=16256 [2020-09-04 21:11:38,953 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15976 states. [2020-09-04 21:11:42,365 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15976 to 10389. [2020-09-04 21:11:42,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10389 states. [2020-09-04 21:11:42,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10389 states to 10389 states and 11492 transitions. [2020-09-04 21:11:42,384 INFO L78 Accepts]: Start accepts. Automaton has 10389 states and 11492 transitions. Word has length 504 [2020-09-04 21:11:42,384 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:11:42,385 INFO L479 AbstractCegarLoop]: Abstraction has 10389 states and 11492 transitions. [2020-09-04 21:11:42,385 INFO L480 AbstractCegarLoop]: Interpolant automaton has 19 states. [2020-09-04 21:11:42,385 INFO L276 IsEmpty]: Start isEmpty. Operand 10389 states and 11492 transitions. [2020-09-04 21:11:42,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 596 [2020-09-04 21:11:42,402 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:11:42,402 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 21:11:42,403 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-09-04 21:11:42,403 INFO L427 AbstractCegarLoop]: === Iteration 16 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:11:42,403 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:11:42,403 INFO L82 PathProgramCache]: Analyzing trace with hash -1258603028, now seen corresponding path program 2 times [2020-09-04 21:11:42,403 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:11:42,403 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [621875746] [2020-09-04 21:11:42,403 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:11:42,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:42,767 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:11:42,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:11:42,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:42,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:11:42,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:42,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:11:42,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:42,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:11:42,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:42,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:11:42,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:42,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:11:42,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:42,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 21:11:42,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:42,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 21:11:42,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:42,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-09-04 21:11:42,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:42,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:11:42,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:42,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:11:42,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:42,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 21:11:42,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:42,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:11:42,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:42,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:11:42,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:42,874 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:11:42,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:42,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:11:42,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:42,878 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-09-04 21:11:42,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:42,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:11:42,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:42,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2020-09-04 21:11:42,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:42,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2020-09-04 21:11:42,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:42,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:11:42,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:42,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:11:42,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:42,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:11:42,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:42,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:11:42,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:42,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:11:42,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:42,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:11:42,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:42,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 21:11:42,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:42,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:11:42,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:42,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-09-04 21:11:42,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:42,912 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:11:42,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:42,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:11:42,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:42,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2020-09-04 21:11:42,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:42,934 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2020-09-04 21:11:42,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:42,936 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2020-09-04 21:11:42,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:42,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:11:42,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:42,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:11:42,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:42,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:11:42,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:43,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:11:43,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:43,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:11:43,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:43,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:11:43,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:43,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 21:11:43,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:43,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:11:43,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:43,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-09-04 21:11:43,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:43,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:11:43,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:43,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2020-09-04 21:11:43,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:43,201 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 415 [2020-09-04 21:11:43,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:43,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2020-09-04 21:11:43,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:43,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:11:43,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:43,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:11:43,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:43,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:11:43,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:43,217 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:11:43,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:43,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:11:43,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:43,223 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:11:43,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:43,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 21:11:43,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:43,227 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-04 21:11:43,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:43,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:11:43,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:43,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:11:43,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:43,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 499 [2020-09-04 21:11:43,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:43,241 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 512 [2020-09-04 21:11:43,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:43,243 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 517 [2020-09-04 21:11:43,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:43,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:11:43,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:43,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 531 [2020-09-04 21:11:43,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:43,252 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:11:43,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:43,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:11:43,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:43,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:11:43,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:43,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:11:43,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:43,264 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 572 [2020-09-04 21:11:43,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:43,266 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 582 [2020-09-04 21:11:43,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:43,716 INFO L134 CoverageAnalysis]: Checked inductivity of 781 backedges. 214 proven. 25 refuted. 0 times theorem prover too weak. 542 trivial. 0 not checked. [2020-09-04 21:11:43,716 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [621875746] [2020-09-04 21:11:43,719 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-04 21:11:43,719 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2020-09-04 21:11:43,719 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1380823888] [2020-09-04 21:11:43,720 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-09-04 21:11:43,720 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:11:43,720 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-09-04 21:11:43,720 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=260, Unknown=0, NotChecked=0, Total=306 [2020-09-04 21:11:43,721 INFO L87 Difference]: Start difference. First operand 10389 states and 11492 transitions. Second operand 18 states. [2020-09-04 21:11:44,404 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:11:45,439 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:11:46,785 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:11:47,129 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:11:47,782 WARN L193 SmtUtils]: Spent 560.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 191 [2020-09-04 21:11:48,133 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:11:48,760 WARN L193 SmtUtils]: Spent 587.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2020-09-04 21:11:49,089 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:11:49,688 WARN L193 SmtUtils]: Spent 563.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 191 [2020-09-04 21:11:50,020 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:11:50,391 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:11:50,788 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:11:51,137 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:11:52,511 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:11:52,856 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:12:02,248 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:12:02,248 INFO L93 Difference]: Finished difference Result 20851 states and 24356 transitions. [2020-09-04 21:12:02,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2020-09-04 21:12:02,249 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 595 [2020-09-04 21:12:02,249 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:12:02,286 INFO L225 Difference]: With dead ends: 20851 [2020-09-04 21:12:02,286 INFO L226 Difference]: Without dead ends: 13824 [2020-09-04 21:12:02,307 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 252 GetRequests, 170 SyntacticMatches, 2 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2234 ImplicationChecksByTransitivity, 7.1s TimeCoverageRelationStatistics Valid=1326, Invalid=5316, Unknown=0, NotChecked=0, Total=6642 [2020-09-04 21:12:02,317 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13824 states. [2020-09-04 21:12:05,772 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13824 to 10155. [2020-09-04 21:12:05,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10155 states. [2020-09-04 21:12:05,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10155 states to 10155 states and 11166 transitions. [2020-09-04 21:12:05,789 INFO L78 Accepts]: Start accepts. Automaton has 10155 states and 11166 transitions. Word has length 595 [2020-09-04 21:12:05,790 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:12:05,790 INFO L479 AbstractCegarLoop]: Abstraction has 10155 states and 11166 transitions. [2020-09-04 21:12:05,790 INFO L480 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-09-04 21:12:05,790 INFO L276 IsEmpty]: Start isEmpty. Operand 10155 states and 11166 transitions. [2020-09-04 21:12:05,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 575 [2020-09-04 21:12:05,806 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:12:05,806 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-09-04 21:12:05,807 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-09-04 21:12:05,807 INFO L427 AbstractCegarLoop]: === Iteration 17 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:12:05,807 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:12:05,807 INFO L82 PathProgramCache]: Analyzing trace with hash -1006091000, now seen corresponding path program 1 times [2020-09-04 21:12:05,807 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:12:05,808 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [621870209] [2020-09-04 21:12:05,808 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:12:05,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:12:06,290 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:12:06,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:12:06,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:12:06,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:12:06,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:12:06,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:12:06,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:12:06,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:12:06,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:12:06,315 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:12:06,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:12:06,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:12:06,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:12:06,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 21:12:06,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:12:06,356 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 21:12:06,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:12:06,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-09-04 21:12:06,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:12:06,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:12:06,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:12:06,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:12:06,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:12:06,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 21:12:06,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:12:06,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:12:06,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:12:06,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:12:06,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:12:06,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:12:06,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:12:06,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:12:06,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:12:06,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-09-04 21:12:06,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:12:06,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:12:06,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:12:06,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2020-09-04 21:12:06,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:12:06,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2020-09-04 21:12:06,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:12:06,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:12:06,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:12:06,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:12:06,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:12:06,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:12:06,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:12:06,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:12:06,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:12:06,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:12:06,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:12:06,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:12:06,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:12:06,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 21:12:06,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:12:06,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:12:06,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:12:06,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-09-04 21:12:06,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:12:06,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:12:06,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:12:06,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:12:06,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:12:06,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2020-09-04 21:12:06,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:12:06,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2020-09-04 21:12:06,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:12:06,465 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2020-09-04 21:12:06,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:12:06,470 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:12:06,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:12:06,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:12:06,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:12:06,473 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:12:06,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:12:06,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:12:06,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:12:06,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:12:06,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:12:06,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:12:06,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:12:06,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 21:12:06,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:12:06,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-04 21:12:06,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:12:06,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:12:06,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:12:06,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:12:06,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:12:06,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 408 [2020-09-04 21:12:06,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:12:06,509 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 425 [2020-09-04 21:12:06,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:12:06,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 430 [2020-09-04 21:12:06,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:12:06,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:12:06,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:12:06,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:12:06,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:12:06,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 21:12:06,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:12:06,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:12:06,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:12:06,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:12:06,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:12:06,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 478 [2020-09-04 21:12:06,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:12:06,539 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 491 [2020-09-04 21:12:06,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:12:06,541 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 496 [2020-09-04 21:12:06,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:12:06,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:12:06,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:12:06,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 510 [2020-09-04 21:12:06,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:12:06,566 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:12:06,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:12:06,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:12:06,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:12:06,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:12:06,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:12:06,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:12:06,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:12:06,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 551 [2020-09-04 21:12:06,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:12:06,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 561 [2020-09-04 21:12:06,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:12:06,759 INFO L134 CoverageAnalysis]: Checked inductivity of 738 backedges. 144 proven. 4 refuted. 0 times theorem prover too weak. 590 trivial. 0 not checked. [2020-09-04 21:12:06,759 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [621870209] [2020-09-04 21:12:06,760 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-04 21:12:06,760 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2020-09-04 21:12:06,760 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1693210128] [2020-09-04 21:12:06,760 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-09-04 21:12:06,761 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:12:06,761 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-09-04 21:12:06,761 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=258, Unknown=0, NotChecked=0, Total=306 [2020-09-04 21:12:06,761 INFO L87 Difference]: Start difference. First operand 10155 states and 11166 transitions. Second operand 18 states. [2020-09-04 21:12:07,519 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:12:08,474 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:12:09,727 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:12:10,059 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:12:10,476 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:12:10,819 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:12:11,164 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:12:11,628 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:12:13,012 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:12:13,369 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:12:13,758 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:12:14,128 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:12:14,484 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:12:22,834 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:12:22,834 INFO L93 Difference]: Finished difference Result 19562 states and 22612 transitions. [2020-09-04 21:12:22,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2020-09-04 21:12:22,835 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 574 [2020-09-04 21:12:22,835 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:12:22,840 INFO L225 Difference]: With dead ends: 19562 [2020-09-04 21:12:22,841 INFO L226 Difference]: Without dead ends: 0 [2020-09-04 21:12:22,874 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 233 GetRequests, 155 SyntacticMatches, 1 SemanticMatches, 77 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1995 ImplicationChecksByTransitivity, 5.6s TimeCoverageRelationStatistics Valid=1255, Invalid=4907, Unknown=0, NotChecked=0, Total=6162 [2020-09-04 21:12:22,874 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-09-04 21:12:22,874 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-09-04 21:12:22,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-09-04 21:12:22,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-09-04 21:12:22,877 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 574 [2020-09-04 21:12:22,878 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:12:22,878 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-09-04 21:12:22,878 INFO L480 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-09-04 21:12:22,878 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-09-04 21:12:22,878 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-09-04 21:12:22,878 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2020-09-04 21:12:22,881 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-09-04 21:12:23,323 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:12:24,430 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 219 DAG size of output: 206 [2020-09-04 21:12:24,765 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 196 [2020-09-04 21:12:25,115 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 21:12:25,463 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:12:26,515 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 218 DAG size of output: 205 [2020-09-04 21:12:26,863 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 196 [2020-09-04 21:12:27,215 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:12:27,567 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:12:27,743 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:12:27,920 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 21:12:28,272 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 21:12:28,439 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:12:28,783 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:12:29,908 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 216 DAG size of output: 201 [2020-09-04 21:12:30,076 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:12:30,246 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 197 [2020-09-04 21:12:30,591 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:12:30,938 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 199 [2020-09-04 21:12:31,114 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 21:12:31,284 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 196 [2020-09-04 21:12:31,636 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:12:31,992 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 198 [2020-09-04 21:12:32,158 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:12:32,327 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:12:32,499 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:12:32,849 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 21:12:33,185 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:12:33,644 WARN L193 SmtUtils]: Spent 456.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 195 [2020-09-04 21:12:34,728 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 218 DAG size of output: 202 [2020-09-04 21:12:35,064 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:12:35,414 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 198 [2020-09-04 21:12:35,758 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 197 [2020-09-04 21:12:36,106 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:12:36,467 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 198 [2020-09-04 21:12:37,394 WARN L193 SmtUtils]: Spent 924.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 202 [2020-09-04 21:12:37,566 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:12:37,891 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 194 [2020-09-04 21:12:38,233 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:12:38,571 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:12:38,926 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:12:39,113 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 200 [2020-09-04 21:12:39,301 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 199 [2020-09-04 21:12:39,657 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:12:40,002 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:12:40,186 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 198 [2020-09-04 21:12:40,368 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 197 [2020-09-04 21:12:40,720 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 197 [2020-09-04 21:12:41,673 WARN L193 SmtUtils]: Spent 951.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 203 [2020-09-04 21:12:42,026 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:12:42,383 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 198 [2020-09-04 21:12:42,725 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 199 [2020-09-04 21:12:42,898 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:12:43,239 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 196 [2020-09-04 21:12:43,587 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 199 [2020-09-04 21:12:43,946 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 196 [2020-09-04 21:12:44,279 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 196 [2020-09-04 21:12:45,290 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 216 DAG size of output: 203 [2020-09-04 21:12:45,633 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 196 [2020-09-04 21:12:46,541 WARN L193 SmtUtils]: Spent 905.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 203 [2020-09-04 21:12:46,708 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 194 [2020-09-04 21:12:46,875 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 21:12:47,690 WARN L193 SmtUtils]: Spent 806.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 228 [2020-09-04 21:12:47,863 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:12:48,633 WARN L193 SmtUtils]: Spent 768.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 227 [2020-09-04 21:12:48,807 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:12:49,686 WARN L193 SmtUtils]: Spent 878.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 225 [2020-09-04 21:12:49,861 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:12:50,035 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:12:50,375 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 195 [2020-09-04 21:12:50,724 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 196 [2020-09-04 21:12:51,550 WARN L193 SmtUtils]: Spent 821.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 226 [2020-09-04 21:12:51,885 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 197 [2020-09-04 21:12:52,058 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:12:52,403 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 21:12:52,580 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:12:52,980 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 232 [2020-09-04 21:12:53,354 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 233 [2020-09-04 21:12:53,729 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 232 [2020-09-04 21:12:54,104 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 233 [2020-09-04 21:12:54,491 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 233 [2020-09-04 21:12:54,866 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 232 [2020-09-04 21:12:55,238 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 232 [2020-09-04 21:12:55,640 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 233 [2020-09-04 21:12:56,021 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 232 [2020-09-04 21:12:56,408 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 233 [2020-09-04 21:12:56,802 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 232 [2020-09-04 21:12:57,170 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 231 [2020-09-04 21:12:57,565 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 231 [2020-09-04 21:12:57,940 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 232 [2020-09-04 21:12:58,281 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 21:12:58,618 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 21:13:16,374 WARN L193 SmtUtils]: Spent 17.75 s on a formula simplification. DAG size of input: 1432 DAG size of output: 810 [2020-09-04 21:13:34,042 WARN L193 SmtUtils]: Spent 17.66 s on a formula simplification. DAG size of input: 1432 DAG size of output: 810 [2020-09-04 21:14:14,491 WARN L193 SmtUtils]: Spent 40.44 s on a formula simplification. DAG size of input: 1940 DAG size of output: 1140 [2020-09-04 21:14:15,451 WARN L193 SmtUtils]: Spent 949.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 203 [2020-09-04 21:14:15,797 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:14:16,134 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:14:17,011 WARN L193 SmtUtils]: Spent 875.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 225 [2020-09-04 21:14:17,809 WARN L193 SmtUtils]: Spent 796.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 228 [2020-09-04 21:14:18,163 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 197 [2020-09-04 21:14:18,513 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 199 [2020-09-04 21:14:18,872 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 196 [2020-09-04 21:14:19,201 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 196 [2020-09-04 21:14:19,536 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:14:19,888 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 198 [2020-09-04 21:14:20,223 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:14:20,566 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 199 [2020-09-04 21:14:21,336 WARN L193 SmtUtils]: Spent 767.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 227 [2020-09-04 21:14:22,377 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 219 DAG size of output: 206 [2020-09-04 21:14:22,720 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:14:23,762 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 218 DAG size of output: 205 [2020-09-04 21:14:23,928 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 194 [2020-09-04 21:14:24,751 WARN L193 SmtUtils]: Spent 821.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 226 [2020-09-04 21:14:24,918 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 21:14:25,242 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 194 [2020-09-04 21:14:25,585 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 197 [2020-09-04 21:14:25,758 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 196 [2020-09-04 21:14:25,929 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 197 [2020-09-04 21:14:26,264 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 196 [2020-09-04 21:14:26,599 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 197 [2020-09-04 21:14:26,946 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 196 [2020-09-04 21:14:27,296 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 21:14:28,410 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 216 DAG size of output: 201 [2020-09-04 21:14:28,753 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:14:28,940 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 200 [2020-09-04 21:14:29,128 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 199 [2020-09-04 21:14:29,312 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 197 [2020-09-04 21:14:29,493 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 198 [2020-09-04 21:14:30,503 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 216 DAG size of output: 203 [2020-09-04 21:14:31,415 WARN L193 SmtUtils]: Spent 910.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 203 [2020-09-04 21:14:32,498 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 218 DAG size of output: 202 [2020-09-04 21:14:32,847 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:14:33,769 WARN L193 SmtUtils]: Spent 919.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 202 [2020-09-04 21:14:34,113 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 199 [2020-09-04 21:14:34,470 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 198 [2020-09-04 21:14:34,800 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 195 [2020-09-04 21:14:35,136 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 196 [2020-09-04 21:14:35,482 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 196 [2020-09-04 21:14:35,827 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 196 [2020-09-04 21:14:36,177 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 198 [2020-09-04 21:14:36,531 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 195 [2020-09-04 21:14:36,894 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 198 [2020-09-04 21:14:37,538 WARN L193 SmtUtils]: Spent 635.00 ms on a formula simplification. DAG size of input: 261 DAG size of output: 236 [2020-09-04 21:14:38,172 WARN L193 SmtUtils]: Spent 633.00 ms on a formula simplification. DAG size of input: 261 DAG size of output: 236 [2020-09-04 21:14:38,805 WARN L193 SmtUtils]: Spent 631.00 ms on a formula simplification. DAG size of input: 259 DAG size of output: 238 [2020-09-04 21:14:39,435 WARN L193 SmtUtils]: Spent 627.00 ms on a formula simplification. DAG size of input: 259 DAG size of output: 238 [2020-09-04 21:14:40,070 WARN L193 SmtUtils]: Spent 632.00 ms on a formula simplification. DAG size of input: 261 DAG size of output: 236 [2020-09-04 21:14:40,182 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 23 [2020-09-04 21:14:40,818 WARN L193 SmtUtils]: Spent 635.00 ms on a formula simplification. DAG size of input: 261 DAG size of output: 236 [2020-09-04 21:14:40,933 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 25 [2020-09-04 21:14:41,365 WARN L193 SmtUtils]: Spent 429.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 208 [2020-09-04 21:14:41,477 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 23 [2020-09-04 21:14:41,589 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 23 [2020-09-04 21:14:42,027 WARN L193 SmtUtils]: Spent 433.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 208 [2020-09-04 21:14:43,627 WARN L193 SmtUtils]: Spent 1.60 s on a formula simplification. DAG size of input: 255 DAG size of output: 225 [2020-09-04 21:14:44,091 WARN L193 SmtUtils]: Spent 462.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 212 [2020-09-04 21:14:44,546 WARN L193 SmtUtils]: Spent 454.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 211 [2020-09-04 21:14:45,000 WARN L193 SmtUtils]: Spent 451.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 211 [2020-09-04 21:14:45,435 WARN L193 SmtUtils]: Spent 434.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 209 [2020-09-04 21:14:45,888 WARN L193 SmtUtils]: Spent 450.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 211 [2020-09-04 21:14:46,000 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 24 [2020-09-04 21:14:46,117 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 24 [2020-09-04 21:14:46,230 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 24 [2020-09-04 21:14:46,869 WARN L193 SmtUtils]: Spent 636.00 ms on a formula simplification. DAG size of input: 261 DAG size of output: 236 [2020-09-04 21:14:47,304 WARN L193 SmtUtils]: Spent 434.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 208 [2020-09-04 21:14:47,414 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 21 [2020-09-04 21:14:48,048 WARN L193 SmtUtils]: Spent 632.00 ms on a formula simplification. DAG size of input: 261 DAG size of output: 236 [2020-09-04 21:14:48,161 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 22 [2020-09-04 21:14:49,747 WARN L193 SmtUtils]: Spent 1.59 s on a formula simplification. DAG size of input: 255 DAG size of output: 225 [2020-09-04 21:14:50,203 WARN L193 SmtUtils]: Spent 454.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 210 [2020-09-04 21:14:50,315 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 22 [2020-09-04 21:14:51,873 WARN L193 SmtUtils]: Spent 1.56 s on a formula simplification. DAG size of input: 257 DAG size of output: 222 [2020-09-04 21:14:51,986 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 22 [2020-09-04 21:14:52,186 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 26 [2020-09-04 21:14:53,779 WARN L193 SmtUtils]: Spent 1.59 s on a formula simplification. DAG size of input: 255 DAG size of output: 224 [2020-09-04 21:14:53,979 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 26 [2020-09-04 21:14:54,105 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 21 [2020-09-04 21:14:54,541 WARN L193 SmtUtils]: Spent 435.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 207 [2020-09-04 21:14:54,667 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 21 [2020-09-04 21:14:55,101 WARN L193 SmtUtils]: Spent 431.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 209 [2020-09-04 21:14:55,531 WARN L193 SmtUtils]: Spent 428.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 209 [2020-09-04 21:14:56,157 WARN L193 SmtUtils]: Spent 624.00 ms on a formula simplification. DAG size of input: 261 DAG size of output: 236 [2020-09-04 21:14:56,811 WARN L193 SmtUtils]: Spent 652.00 ms on a formula simplification. DAG size of input: 261 DAG size of output: 240 [2020-09-04 21:14:56,927 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 24 [2020-09-04 21:14:57,552 WARN L193 SmtUtils]: Spent 623.00 ms on a formula simplification. DAG size of input: 261 DAG size of output: 236 [2020-09-04 21:14:58,204 WARN L193 SmtUtils]: Spent 650.00 ms on a formula simplification. DAG size of input: 261 DAG size of output: 240 [2020-09-04 21:14:58,647 WARN L193 SmtUtils]: Spent 440.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 209 [2020-09-04 21:14:59,076 WARN L193 SmtUtils]: Spent 426.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 207 [2020-09-04 21:14:59,192 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 24 [2020-09-04 21:14:59,635 WARN L193 SmtUtils]: Spent 442.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 210 [2020-09-04 21:14:59,754 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 24 [2020-09-04 21:14:59,870 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 24 [2020-09-04 21:14:59,986 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 24 [2020-09-04 21:15:00,102 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 24 [2020-09-04 21:15:00,532 WARN L193 SmtUtils]: Spent 426.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 207 [2020-09-04 21:15:02,145 WARN L193 SmtUtils]: Spent 1.61 s on a formula simplification. DAG size of input: 255 DAG size of output: 224 [2020-09-04 21:15:03,744 WARN L193 SmtUtils]: Spent 1.60 s on a formula simplification. DAG size of input: 255 DAG size of output: 224 [2020-09-04 21:15:04,378 WARN L193 SmtUtils]: Spent 632.00 ms on a formula simplification. DAG size of input: 261 DAG size of output: 236 [2020-09-04 21:15:05,986 WARN L193 SmtUtils]: Spent 1.61 s on a formula simplification. DAG size of input: 255 DAG size of output: 224 [2020-09-04 21:15:06,099 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 22 [2020-09-04 21:15:06,212 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 22 [2020-09-04 21:15:07,821 WARN L193 SmtUtils]: Spent 1.61 s on a formula simplification. DAG size of input: 255 DAG size of output: 224 [2020-09-04 21:15:07,934 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 22 [2020-09-04 21:15:08,044 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 21 [2020-09-04 21:15:08,172 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 21 [2020-09-04 21:15:08,655 WARN L193 SmtUtils]: Spent 481.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 209 [2020-09-04 21:15:10,256 WARN L193 SmtUtils]: Spent 1.60 s on a formula simplification. DAG size of input: 255 DAG size of output: 225 [2020-09-04 21:15:11,850 WARN L193 SmtUtils]: Spent 1.59 s on a formula simplification. DAG size of input: 255 DAG size of output: 225 [2020-09-04 21:15:13,452 WARN L193 SmtUtils]: Spent 1.60 s on a formula simplification. DAG size of input: 255 DAG size of output: 224 [2020-09-04 21:15:14,099 WARN L193 SmtUtils]: Spent 646.00 ms on a formula simplification. DAG size of input: 263 DAG size of output: 238 [2020-09-04 21:15:15,659 WARN L193 SmtUtils]: Spent 1.56 s on a formula simplification. DAG size of input: 257 DAG size of output: 222 [2020-09-04 21:15:16,096 WARN L193 SmtUtils]: Spent 435.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 208 [2020-09-04 21:15:17,664 WARN L193 SmtUtils]: Spent 1.57 s on a formula simplification. DAG size of input: 257 DAG size of output: 223 [2020-09-04 21:15:19,231 WARN L193 SmtUtils]: Spent 1.57 s on a formula simplification. DAG size of input: 257 DAG size of output: 223 [2020-09-04 21:15:20,800 WARN L193 SmtUtils]: Spent 1.57 s on a formula simplification. DAG size of input: 257 DAG size of output: 223 [2020-09-04 21:15:20,916 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 25 [2020-09-04 21:15:21,358 WARN L193 SmtUtils]: Spent 440.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 210 [2020-09-04 21:15:21,997 WARN L193 SmtUtils]: Spent 637.00 ms on a formula simplification. DAG size of input: 261 DAG size of output: 236 [2020-09-04 21:15:22,438 WARN L193 SmtUtils]: Spent 439.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 210 [2020-09-04 21:15:24,010 WARN L193 SmtUtils]: Spent 1.57 s on a formula simplification. DAG size of input: 257 DAG size of output: 222 [2020-09-04 21:15:24,435 WARN L193 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 206 [2020-09-04 21:15:25,075 WARN L193 SmtUtils]: Spent 635.00 ms on a formula simplification. DAG size of input: 261 DAG size of output: 236 [2020-09-04 21:15:25,189 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 21 [2020-09-04 21:15:25,830 WARN L193 SmtUtils]: Spent 639.00 ms on a formula simplification. DAG size of input: 259 DAG size of output: 238 [2020-09-04 21:15:26,485 WARN L193 SmtUtils]: Spent 653.00 ms on a formula simplification. DAG size of input: 261 DAG size of output: 240 [2020-09-04 21:15:26,922 WARN L193 SmtUtils]: Spent 435.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 208 [2020-09-04 21:15:27,578 WARN L193 SmtUtils]: Spent 652.00 ms on a formula simplification. DAG size of input: 261 DAG size of output: 240 [2020-09-04 21:15:28,017 WARN L193 SmtUtils]: Spent 437.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 208 [2020-09-04 21:15:28,654 WARN L193 SmtUtils]: Spent 635.00 ms on a formula simplification. DAG size of input: 261 DAG size of output: 236 [2020-09-04 21:15:29,293 WARN L193 SmtUtils]: Spent 638.00 ms on a formula simplification. DAG size of input: 259 DAG size of output: 238 [2020-09-04 21:15:29,410 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 24 [2020-09-04 21:15:29,526 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 24 [2020-09-04 21:15:29,960 WARN L193 SmtUtils]: Spent 433.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 207 [2020-09-04 21:15:30,393 WARN L193 SmtUtils]: Spent 431.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 208 [2020-09-04 21:15:30,509 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 24 [2020-09-04 21:15:30,765 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 23 [2020-09-04 21:15:30,881 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 24 [2020-09-04 21:15:31,137 WARN L193 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 23 [2020-09-04 21:15:31,395 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 29 [2020-09-04 21:15:31,842 WARN L193 SmtUtils]: Spent 446.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 212 [2020-09-04 21:15:32,098 WARN L193 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 29 [2020-09-04 21:15:32,544 WARN L193 SmtUtils]: Spent 444.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 212 [2020-09-04 21:15:32,800 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 23 [2020-09-04 21:15:33,242 WARN L193 SmtUtils]: Spent 441.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 209 [2020-09-04 21:15:33,378 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 27 [2020-09-04 21:15:33,634 WARN L193 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 23 [2020-09-04 21:15:34,074 WARN L193 SmtUtils]: Spent 439.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 209 [2020-09-04 21:15:34,210 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 27 [2020-09-04 21:15:34,320 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 21 [2020-09-04 21:15:34,744 WARN L193 SmtUtils]: Spent 424.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 206 [2020-09-04 21:15:34,853 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 21 [2020-09-04 21:15:34,962 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 21 [2020-09-04 21:15:35,075 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 22 [2020-09-04 21:15:35,529 WARN L193 SmtUtils]: Spent 450.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 211 [2020-09-04 21:15:35,645 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 24 [2020-09-04 21:15:37,244 WARN L193 SmtUtils]: Spent 1.60 s on a formula simplification. DAG size of input: 255 DAG size of output: 225 [2020-09-04 21:15:37,357 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 21 [2020-09-04 21:15:38,966 WARN L193 SmtUtils]: Spent 1.61 s on a formula simplification. DAG size of input: 255 DAG size of output: 224 [2020-09-04 21:15:39,413 WARN L193 SmtUtils]: Spent 444.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 209 [2020-09-04 21:15:39,550 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 27 [2020-09-04 21:15:39,985 WARN L193 SmtUtils]: Spent 434.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 208 [2020-09-04 21:15:40,098 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 23 [2020-09-04 21:15:40,361 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 26 [2020-09-04 21:15:40,818 WARN L193 SmtUtils]: Spent 455.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 211 [2020-09-04 21:15:40,930 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 23 [2020-09-04 21:15:41,193 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 26 [2020-09-04 21:15:41,308 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 23 [2020-09-04 21:15:41,425 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 24 [2020-09-04 21:15:41,534 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 21 [2020-09-04 21:15:41,959 WARN L193 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 207 [2020-09-04 21:15:42,071 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 23 [2020-09-04 21:15:42,189 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 24 [2020-09-04 21:15:42,630 WARN L193 SmtUtils]: Spent 440.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 210 [2020-09-04 21:15:42,742 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 23 [2020-09-04 21:15:43,170 WARN L193 SmtUtils]: Spent 425.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 206 [2020-09-04 21:15:44,758 WARN L193 SmtUtils]: Spent 1.59 s on a formula simplification. DAG size of input: 255 DAG size of output: 225 [2020-09-04 21:15:44,872 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 21 [2020-09-04 21:15:44,987 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 21 [2020-09-04 21:15:45,634 WARN L193 SmtUtils]: Spent 644.00 ms on a formula simplification. DAG size of input: 263 DAG size of output: 238 [2020-09-04 21:15:46,283 WARN L193 SmtUtils]: Spent 647.00 ms on a formula simplification. DAG size of input: 263 DAG size of output: 238 [2020-09-04 21:15:46,906 WARN L193 SmtUtils]: Spent 621.00 ms on a formula simplification. DAG size of input: 261 DAG size of output: 236 [2020-09-04 21:15:48,507 WARN L193 SmtUtils]: Spent 1.60 s on a formula simplification. DAG size of input: 255 DAG size of output: 225 [2020-09-04 21:15:49,153 WARN L193 SmtUtils]: Spent 644.00 ms on a formula simplification. DAG size of input: 263 DAG size of output: 238 [2020-09-04 21:15:49,793 WARN L193 SmtUtils]: Spent 639.00 ms on a formula simplification. DAG size of input: 259 DAG size of output: 238 [2020-09-04 21:15:50,240 WARN L193 SmtUtils]: Spent 445.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 209 [2020-09-04 21:15:50,681 WARN L193 SmtUtils]: Spent 440.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 210 [2020-09-04 21:15:51,324 WARN L193 SmtUtils]: Spent 641.00 ms on a formula simplification. DAG size of input: 259 DAG size of output: 238 [2020-09-04 21:15:51,771 WARN L193 SmtUtils]: Spent 445.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 209 [2020-09-04 21:15:51,971 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 26 [2020-09-04 21:15:52,107 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 27 [2020-09-04 21:15:52,544 WARN L193 SmtUtils]: Spent 436.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 210 [2020-09-04 21:15:54,113 WARN L193 SmtUtils]: Spent 1.57 s on a formula simplification. DAG size of input: 257 DAG size of output: 222 [2020-09-04 21:15:54,251 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 27 [2020-09-04 21:15:54,451 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 26 [2020-09-04 21:15:54,887 WARN L193 SmtUtils]: Spent 435.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 210 [2020-09-04 21:15:54,997 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 21 [2020-09-04 21:15:55,439 WARN L193 SmtUtils]: Spent 438.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 209 [2020-09-04 21:15:56,087 WARN L193 SmtUtils]: Spent 646.00 ms on a formula simplification. DAG size of input: 263 DAG size of output: 238 [2020-09-04 21:15:56,532 WARN L193 SmtUtils]: Spent 441.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 211 [2020-09-04 21:15:56,972 WARN L193 SmtUtils]: Spent 439.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 210 [2020-09-04 21:15:57,415 WARN L193 SmtUtils]: Spent 441.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 211 [2020-09-04 21:15:57,849 WARN L193 SmtUtils]: Spent 433.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 207 [2020-09-04 21:15:58,279 WARN L193 SmtUtils]: Spent 428.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 208 [2020-09-04 21:15:58,715 WARN L193 SmtUtils]: Spent 434.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 208 [2020-09-04 21:15:59,159 WARN L193 SmtUtils]: Spent 442.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 210 [2020-09-04 21:15:59,615 WARN L193 SmtUtils]: Spent 453.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 210 [2020-09-04 21:16:00,042 WARN L193 SmtUtils]: Spent 424.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 206 [2020-09-04 21:16:00,467 WARN L193 SmtUtils]: Spent 424.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 206 [2020-09-04 21:16:00,911 WARN L193 SmtUtils]: Spent 443.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 209 [2020-09-04 21:16:01,348 WARN L193 SmtUtils]: Spent 435.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 209 [2020-09-04 21:16:01,781 WARN L193 SmtUtils]: Spent 431.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 208 [2020-09-04 21:16:02,226 WARN L193 SmtUtils]: Spent 443.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 209 [2020-09-04 21:16:03,795 WARN L193 SmtUtils]: Spent 1.56 s on a formula simplification. DAG size of input: 257 DAG size of output: 223 [2020-09-04 21:16:04,248 WARN L193 SmtUtils]: Spent 450.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 211 [2020-09-04 21:16:04,683 WARN L193 SmtUtils]: Spent 433.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 207 [2020-09-04 21:16:04,792 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 21 [2020-09-04 21:16:05,439 WARN L193 SmtUtils]: Spent 646.00 ms on a formula simplification. DAG size of input: 263 DAG size of output: 238 [2020-09-04 21:16:05,548 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 21 [2020-09-04 21:16:05,664 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 24 [2020-09-04 21:16:06,287 WARN L193 SmtUtils]: Spent 622.00 ms on a formula simplification. DAG size of input: 261 DAG size of output: 236 [2020-09-04 21:16:06,397 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 21 [2020-09-04 21:16:06,508 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 23 [2020-09-04 21:16:06,644 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 27 [2020-09-04 21:16:07,078 WARN L193 SmtUtils]: Spent 433.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 207 [2020-09-04 21:16:07,191 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 22 [2020-09-04 21:16:07,303 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 23 [2020-09-04 21:16:07,417 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 24 [2020-09-04 21:16:09,020 WARN L193 SmtUtils]: Spent 1.60 s on a formula simplification. DAG size of input: 255 DAG size of output: 224 [2020-09-04 21:16:09,450 WARN L193 SmtUtils]: Spent 428.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 208 [2020-09-04 21:16:11,012 WARN L193 SmtUtils]: Spent 1.56 s on a formula simplification. DAG size of input: 257 DAG size of output: 222 [2020-09-04 21:16:11,363 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:16:11,711 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:16:12,067 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:16:12,410 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:16:12,765 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:16:13,123 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 21:16:13,472 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:16:14,103 WARN L193 SmtUtils]: Spent 628.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 202 [2020-09-04 21:16:14,695 WARN L193 SmtUtils]: Spent 589.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 199 [2020-09-04 21:16:14,875 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 198 [2020-09-04 21:16:15,056 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 199 [2020-09-04 21:16:15,399 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 21:16:15,576 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 196 [2020-09-04 21:16:15,752 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 196 [2020-09-04 21:16:16,345 WARN L193 SmtUtils]: Spent 590.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 199 [2020-09-04 21:16:16,702 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:16:17,051 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:16:17,401 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 21:16:17,588 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 200 [2020-09-04 21:16:17,937 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:16:18,124 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 199 [2020-09-04 21:16:18,754 WARN L193 SmtUtils]: Spent 627.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 202 [2020-09-04 21:16:19,421 WARN L193 SmtUtils]: Spent 664.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 201 [2020-09-04 21:16:19,776 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:16:20,369 WARN L193 SmtUtils]: Spent 591.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 232 [2020-09-04 21:16:20,550 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 198 [2020-09-04 21:16:21,141 WARN L193 SmtUtils]: Spent 590.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 21:16:21,323 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 197 [2020-09-04 21:16:21,673 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 21:16:22,023 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:16:22,379 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:16:22,563 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 198 [2020-09-04 21:16:22,743 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 199 [2020-09-04 21:16:23,428 WARN L193 SmtUtils]: Spent 679.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 202 [2020-09-04 21:16:24,036 WARN L193 SmtUtils]: Spent 605.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 233 [2020-09-04 21:16:24,720 WARN L193 SmtUtils]: Spent 682.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 202 [2020-09-04 21:16:25,381 WARN L193 SmtUtils]: Spent 660.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 201 [2020-09-04 21:16:25,986 WARN L193 SmtUtils]: Spent 603.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 21:16:26,166 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 196 [2020-09-04 21:16:26,341 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 196 [2020-09-04 21:16:26,696 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:16:27,045 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:16:27,395 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 21:16:27,737 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:16:28,082 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:16:28,428 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 21:16:29,063 WARN L193 SmtUtils]: Spent 632.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 202 [2020-09-04 21:16:29,403 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:16:29,565 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 192 [2020-09-04 21:16:29,734 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:16:29,901 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:16:30,065 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 192 [2020-09-04 21:16:30,228 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 192 [2020-09-04 21:16:30,413 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 200 [2020-09-04 21:16:30,599 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 199 [2020-09-04 21:16:30,767 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:16:30,934 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:16:31,115 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 21:16:31,299 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 21:16:31,653 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 21:16:31,834 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 198 [2020-09-04 21:16:32,014 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 198 [2020-09-04 21:16:32,195 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 199 [2020-09-04 21:16:32,365 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 194 [2020-09-04 21:16:32,694 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:16:32,868 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 195 [2020-09-04 21:16:33,049 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:16:33,225 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 21:16:33,401 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 196 [2020-09-04 21:16:33,593 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 198 [2020-09-04 21:16:33,774 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 197 [2020-09-04 21:16:33,950 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:16:34,129 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:16:34,473 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:16:34,650 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:16:34,991 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:16:35,331 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:16:35,683 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:16:35,848 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2020-09-04 21:16:36,194 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:16:36,365 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 196 [2020-09-04 21:16:36,541 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 196 [2020-09-04 21:16:36,717 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 196 [2020-09-04 21:16:37,623 WARN L193 SmtUtils]: Spent 902.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 200 [2020-09-04 21:16:37,796 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:16:38,146 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:16:38,492 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 21:16:38,664 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:16:38,835 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:16:39,007 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:16:39,183 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:16:39,360 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 21:16:39,713 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:16:40,059 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:16:40,395 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:16:40,566 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 195 [2020-09-04 21:16:40,735 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2020-09-04 21:16:40,901 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 21:16:41,074 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:16:41,417 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 21:16:41,757 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:16:42,107 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 21:16:42,454 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 21:16:43,045 WARN L193 SmtUtils]: Spent 590.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 199 [2020-09-04 21:16:43,382 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:16:43,723 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:16:44,061 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:16:44,725 WARN L193 SmtUtils]: Spent 661.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 201 [2020-09-04 21:16:44,902 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:16:45,083 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:16:45,255 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:16:46,199 WARN L193 SmtUtils]: Spent 941.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 203 [2020-09-04 21:16:46,366 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 195 [2020-09-04 21:16:46,538 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:16:46,708 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 196 [2020-09-04 21:16:47,049 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:16:47,982 WARN L193 SmtUtils]: Spent 931.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 197 [2020-09-04 21:16:48,334 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:16:48,685 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:16:49,029 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 21:16:49,375 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:16:49,723 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:16:49,901 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 21:16:50,528 WARN L193 SmtUtils]: Spent 625.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 202 [2020-09-04 21:16:50,879 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:16:51,544 WARN L193 SmtUtils]: Spent 663.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 201 [2020-09-04 21:16:51,895 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:16:52,225 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:16:52,560 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:16:52,726 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 21:16:53,428 WARN L193 SmtUtils]: Spent 701.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 200 [2020-09-04 21:16:54,110 WARN L193 SmtUtils]: Spent 679.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 201 [2020-09-04 21:16:55,087 WARN L193 SmtUtils]: Spent 973.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 200 [2020-09-04 21:16:55,259 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:16:55,426 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 21:16:55,782 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:16:56,124 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:16:56,467 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:16:56,820 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:16:56,996 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 197 [2020-09-04 21:16:57,676 WARN L193 SmtUtils]: Spent 678.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 202 [2020-09-04 21:16:57,845 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 193 [2020-09-04 21:16:58,209 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 230 [2020-09-04 21:16:58,574 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 229 [2020-09-04 21:16:58,976 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 231 [2020-09-04 21:16:59,318 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:16:59,695 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 230 [2020-09-04 21:17:00,108 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 238 [2020-09-04 21:17:00,484 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 229 [2020-09-04 21:17:00,866 WARN L193 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 232 [2020-09-04 21:17:01,242 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 230 [2020-09-04 21:17:01,633 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 236 [2020-09-04 21:17:02,006 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 233 [2020-09-04 21:17:02,381 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 229 [2020-09-04 21:17:02,748 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 228 [2020-09-04 21:17:03,126 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 230 [2020-09-04 21:17:03,496 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 231 [2020-09-04 21:17:03,886 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 233 [2020-09-04 21:17:04,271 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 234 [2020-09-04 21:17:04,655 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 234 [2020-09-04 21:17:05,038 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 231 [2020-09-04 21:17:05,424 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 233 [2020-09-04 21:17:05,793 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 230 [2020-09-04 21:17:06,167 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 231 [2020-09-04 21:17:06,542 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 230 [2020-09-04 21:17:06,934 WARN L193 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 239 [2020-09-04 21:17:07,303 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 228 [2020-09-04 21:17:07,668 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 21:17:08,054 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 234 [2020-09-04 21:17:08,425 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 231 [2020-09-04 21:17:08,807 WARN L193 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 231 [2020-09-04 21:17:09,181 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 230 [2020-09-04 21:17:09,557 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 230 [2020-09-04 21:17:09,928 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 228 [2020-09-04 21:17:10,323 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 233 [2020-09-04 21:17:10,709 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 234 [2020-09-04 21:17:11,095 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 233 [2020-09-04 21:17:11,471 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 233 [2020-09-04 21:17:11,848 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 232 [2020-09-04 21:17:12,045 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 205 [2020-09-04 21:17:12,411 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 228 [2020-09-04 21:17:12,597 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 199 [2020-09-04 21:17:12,997 WARN L193 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 235 [2020-09-04 21:17:13,370 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 230 [2020-09-04 21:17:13,755 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 236 [2020-09-04 21:17:14,129 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 229 [2020-09-04 21:17:14,511 WARN L193 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 232 [2020-09-04 21:17:14,847 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:17:15,214 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 229 [2020-09-04 21:17:15,596 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 232 [2020-09-04 21:17:15,996 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 239 [2020-09-04 21:17:16,380 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 234 [2020-09-04 21:17:16,750 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 229 [2020-09-04 21:17:17,121 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 230 [2020-09-04 21:17:17,507 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 231 [2020-09-04 21:17:17,892 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 237 [2020-09-04 21:17:18,069 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 196 [2020-09-04 21:17:18,438 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 230 [2020-09-04 21:17:18,811 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 230 [2020-09-04 21:17:19,003 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 203 [2020-09-04 21:17:19,372 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 231 [2020-09-04 21:17:19,773 WARN L193 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 240 [2020-09-04 21:17:20,157 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 236 [2020-09-04 21:17:20,533 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 230 [2020-09-04 21:17:20,911 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 235 [2020-09-04 21:17:21,294 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 233 [2020-09-04 21:17:21,656 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 227 [2020-09-04 21:17:22,025 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 228 [2020-09-04 21:17:22,366 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 21:17:22,717 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 21:17:23,059 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:17:24,221 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 222 DAG size of output: 209 [2020-09-04 21:17:25,602 WARN L193 SmtUtils]: Spent 1.38 s on a formula simplification. DAG size of input: 224 DAG size of output: 211 [2020-09-04 21:17:25,780 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:17:25,957 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 21:17:26,306 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:17:26,479 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:17:27,603 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 222 DAG size of output: 203 [2020-09-04 21:17:27,775 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:17:27,964 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 199 [2020-09-04 21:17:28,145 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 198 [2020-09-04 21:17:28,330 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 196 [2020-09-04 21:17:28,501 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:17:28,673 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:17:29,023 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 21:17:29,392 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 199 [2020-09-04 21:17:29,764 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 200 [2020-09-04 21:17:29,944 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 197 [2020-09-04 21:17:30,285 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:17:30,468 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 199 [2020-09-04 21:17:31,690 WARN L193 SmtUtils]: Spent 1.22 s on a formula simplification. DAG size of input: 224 DAG size of output: 206 [2020-09-04 21:17:31,869 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 197 [2020-09-04 21:17:32,052 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 198 [2020-09-04 21:17:32,400 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:17:32,732 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 199 [2020-09-04 21:17:33,085 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 196 [2020-09-04 21:17:33,260 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 193 [2020-09-04 21:17:33,618 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 198 [2020-09-04 21:17:33,948 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:17:34,125 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:17:34,462 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:17:34,639 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 21:17:34,814 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:17:35,174 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 199 [2020-09-04 21:17:35,504 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 200 [2020-09-04 21:17:35,842 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:17:36,019 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:17:36,356 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:17:36,694 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 21:17:36,869 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 21:17:37,215 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 21:17:38,497 WARN L193 SmtUtils]: Spent 1.28 s on a formula simplification. DAG size of input: 222 DAG size of output: 209 [2020-09-04 21:17:38,834 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:17:39,003 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:17:39,169 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 21:17:39,341 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 194 [2020-09-04 21:17:39,517 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 196 [2020-09-04 21:17:40,738 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification. DAG size of input: 220 DAG size of output: 208 [2020-09-04 21:17:42,124 WARN L193 SmtUtils]: Spent 1.38 s on a formula simplification. DAG size of input: 224 DAG size of output: 211 [2020-09-04 21:17:42,466 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:17:42,642 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 195 [2020-09-04 21:17:42,808 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 21:17:42,984 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 196 [2020-09-04 21:17:43,151 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 195 [2020-09-04 21:17:44,276 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 222 DAG size of output: 207 [2020-09-04 21:17:44,458 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 21:17:44,635 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 21:17:44,988 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:17:45,332 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 21:17:45,493 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 192 [2020-09-04 21:17:45,844 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:17:46,022 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 21:17:46,197 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:17:46,368 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:17:46,530 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 192 [2020-09-04 21:17:46,881 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:17:47,233 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:17:47,579 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:17:47,752 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:17:48,099 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 21:17:48,635 WARN L193 SmtUtils]: Spent 534.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 196 [2020-09-04 21:17:48,806 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 195 [2020-09-04 21:17:49,168 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 198 [2020-09-04 21:17:49,340 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:17:49,512 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 195 [2020-09-04 21:17:49,680 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2020-09-04 21:17:49,858 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 197 [2020-09-04 21:17:50,044 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 196 [2020-09-04 21:17:50,216 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 195 [2020-09-04 21:17:50,397 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:17:50,568 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:17:50,897 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:17:51,235 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:17:51,412 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:17:51,583 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:17:51,755 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:17:52,097 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:17:52,443 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:17:52,603 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 192 [2020-09-04 21:17:52,956 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:17:53,596 WARN L193 SmtUtils]: Spent 638.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 224 [2020-09-04 21:17:53,916 WARN L193 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 199 [2020-09-04 21:17:54,384 WARN L193 SmtUtils]: Spent 467.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 197 [2020-09-04 21:17:54,725 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:17:56,105 WARN L193 SmtUtils]: Spent 1.38 s on a formula simplification. DAG size of input: 246 DAG size of output: 241 [2020-09-04 21:17:56,281 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:17:56,625 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:17:56,967 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:17:57,304 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:17:57,480 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 21:17:57,830 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:17:58,002 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:17:58,536 WARN L193 SmtUtils]: Spent 532.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 198 [2020-09-04 21:17:58,704 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:17:58,885 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 196 [2020-09-04 21:17:59,055 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 195 [2020-09-04 21:17:59,403 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 21:17:59,744 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:17:59,906 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 192 [2020-09-04 21:18:00,078 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 196 [2020-09-04 21:18:00,254 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:18:00,420 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2020-09-04 21:18:00,762 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:18:00,931 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2020-09-04 21:18:01,102 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:18:01,273 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 196 [2020-09-04 21:18:01,441 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:18:01,949 WARN L193 SmtUtils]: Spent 506.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 198 [2020-09-04 21:18:02,287 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:18:02,623 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 21:18:02,964 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:18:03,311 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 21:18:04,726 WARN L193 SmtUtils]: Spent 1.41 s on a formula simplification. DAG size of input: 247 DAG size of output: 243 [2020-09-04 21:18:04,891 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 21:18:05,236 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:18:05,567 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:18:06,007 WARN L193 SmtUtils]: Spent 437.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 198 [2020-09-04 21:18:06,174 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:18:06,516 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 21:18:06,860 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:18:07,031 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:18:07,369 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:18:07,716 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 21:18:08,052 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:18:08,222 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:18:08,571 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:18:08,913 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:18:09,089 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 21:18:09,440 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:18:09,607 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 21:18:09,773 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 195 [2020-09-04 21:18:10,131 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 197 [2020-09-04 21:18:10,471 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:18:10,813 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:18:11,161 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:18:11,498 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:18:11,844 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:18:12,015 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:18:12,186 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:18:12,515 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:18:12,858 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:18:13,197 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 198 [2020-09-04 21:18:13,549 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:18:13,985 WARN L193 SmtUtils]: Spent 435.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 196 [2020-09-04 21:18:14,153 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:18:14,717 WARN L193 SmtUtils]: Spent 562.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 198 [2020-09-04 21:18:14,880 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 21:18:15,041 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 192 [2020-09-04 21:18:15,392 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:18:15,554 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 192 [2020-09-04 21:18:15,901 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 195 [2020-09-04 21:18:16,247 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 21:18:16,420 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 196 [2020-09-04 21:18:16,793 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 21:18:17,145 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:18:17,313 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:18:17,480 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:18:17,824 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:18:17,986 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 21:18:18,330 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 195 [2020-09-04 21:18:18,492 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 21:18:18,847 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:18:19,191 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:18:20,302 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 222 DAG size of output: 204 [2020-09-04 21:18:20,645 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 21:18:20,989 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:18:22,175 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 242 DAG size of output: 240 [2020-09-04 21:18:22,523 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 21:18:23,101 WARN L193 SmtUtils]: Spent 575.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 204 [2020-09-04 21:18:23,453 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:18:23,626 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 195 [2020-09-04 21:18:24,204 WARN L193 SmtUtils]: Spent 576.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 200 [2020-09-04 21:18:24,851 WARN L193 SmtUtils]: Spent 644.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 199 [2020-09-04 21:18:25,019 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:18:25,185 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:18:25,535 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:18:25,873 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:18:26,531 WARN L193 SmtUtils]: Spent 656.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 199 [2020-09-04 21:18:27,119 WARN L193 SmtUtils]: Spent 586.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 206 [2020-09-04 21:18:27,291 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:18:27,457 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 193 [2020-09-04 21:18:28,683 WARN L193 SmtUtils]: Spent 1.23 s on a formula simplification. DAG size of input: 243 DAG size of output: 240 [2020-09-04 21:18:28,856 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:18:29,185 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:18:29,526 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:18:29,694 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2020-09-04 21:18:29,864 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 196 [2020-09-04 21:18:30,211 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:18:30,558 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 21:18:30,730 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:18:30,900 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:18:31,067 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:18:31,741 WARN L193 SmtUtils]: Spent 669.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 201 [2020-09-04 21:18:32,085 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:18:32,254 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:18:33,380 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 224 DAG size of output: 207 [2020-09-04 21:18:33,549 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:18:34,794 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 222 DAG size of output: 210 [2020-09-04 21:18:35,130 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 222 [2020-09-04 21:18:36,345 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification. DAG size of input: 220 DAG size of output: 208 [2020-09-04 21:18:36,513 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:18:36,680 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:18:36,852 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:18:37,023 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:18:37,372 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 21:18:37,538 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 21:18:37,879 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:18:38,050 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:18:38,705 WARN L193 SmtUtils]: Spent 653.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 201 [2020-09-04 21:18:38,891 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 196 [2020-09-04 21:18:39,253 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 198 [2020-09-04 21:18:39,628 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 21:18:39,986 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 21:18:40,167 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 21:18:40,532 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 21:18:40,713 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 21:18:40,896 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2020-09-04 21:18:41,081 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 21:18:41,258 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:18:41,435 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 21:18:41,801 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 21:18:42,160 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:18:42,346 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2020-09-04 21:18:42,531 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 21:18:42,912 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 21:18:43,271 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 21:18:43,458 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 21:18:43,639 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 21:18:43,825 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2020-09-04 21:18:44,012 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 21:18:44,372 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:18:44,554 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2020-09-04 21:18:44,915 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 21:18:45,091 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 21:18:45,268 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:18:45,634 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 21:18:46,001 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 21:18:46,359 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:18:46,542 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 21:18:47,161 WARN L193 SmtUtils]: Spent 618.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 229 [2020-09-04 21:18:47,785 WARN L193 SmtUtils]: Spent 622.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 228 [2020-09-04 21:18:48,412 WARN L193 SmtUtils]: Spent 625.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 230 [2020-09-04 21:18:49,019 WARN L193 SmtUtils]: Spent 604.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 226 [2020-09-04 21:18:49,651 WARN L193 SmtUtils]: Spent 631.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 229 [2020-09-04 21:18:50,281 WARN L193 SmtUtils]: Spent 618.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 227 [2020-09-04 21:18:50,898 WARN L193 SmtUtils]: Spent 616.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 228 [2020-09-04 21:18:52,133 WARN L193 SmtUtils]: Spent 1.23 s on a formula simplification. DAG size of input: 230 DAG size of output: 202 [2020-09-04 21:18:53,413 WARN L193 SmtUtils]: Spent 1.28 s on a formula simplification. DAG size of input: 229 DAG size of output: 199 [2020-09-04 21:18:53,705 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 198 [2020-09-04 21:18:53,996 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 199 [2020-09-04 21:18:54,602 WARN L193 SmtUtils]: Spent 604.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 227 [2020-09-04 21:18:54,887 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 196 [2020-09-04 21:18:55,172 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 196 [2020-09-04 21:18:56,443 WARN L193 SmtUtils]: Spent 1.27 s on a formula simplification. DAG size of input: 229 DAG size of output: 199 [2020-09-04 21:18:57,074 WARN L193 SmtUtils]: Spent 628.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 229 [2020-09-04 21:18:57,694 WARN L193 SmtUtils]: Spent 619.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 228 [2020-09-04 21:18:58,306 WARN L193 SmtUtils]: Spent 606.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 227 [2020-09-04 21:18:58,614 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 200 [2020-09-04 21:18:59,233 WARN L193 SmtUtils]: Spent 618.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 228 [2020-09-04 21:18:59,542 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 199 [2020-09-04 21:19:00,777 WARN L193 SmtUtils]: Spent 1.23 s on a formula simplification. DAG size of input: 230 DAG size of output: 202 [2020-09-04 21:19:01,717 WARN L193 SmtUtils]: Spent 938.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 201 [2020-09-04 21:19:02,347 WARN L193 SmtUtils]: Spent 628.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 230 [2020-09-04 21:19:03,070 WARN L193 SmtUtils]: Spent 721.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 234 [2020-09-04 21:19:03,362 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 198 [2020-09-04 21:19:04,083 WARN L193 SmtUtils]: Spent 719.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 233 [2020-09-04 21:19:04,378 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 197 [2020-09-04 21:19:05,004 WARN L193 SmtUtils]: Spent 623.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 227 [2020-09-04 21:19:05,625 WARN L193 SmtUtils]: Spent 619.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 228 [2020-09-04 21:19:06,258 WARN L193 SmtUtils]: Spent 631.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 230 [2020-09-04 21:19:06,555 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 198 [2020-09-04 21:19:06,845 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 199 [2020-09-04 21:19:07,811 WARN L193 SmtUtils]: Spent 964.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 202 [2020-09-04 21:19:08,534 WARN L193 SmtUtils]: Spent 721.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 235 [2020-09-04 21:19:09,505 WARN L193 SmtUtils]: Spent 969.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 202 [2020-09-04 21:19:10,440 WARN L193 SmtUtils]: Spent 934.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 201 [2020-09-04 21:19:11,161 WARN L193 SmtUtils]: Spent 720.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 236 [2020-09-04 21:19:11,452 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 196 [2020-09-04 21:19:11,734 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 196 [2020-09-04 21:19:12,367 WARN L193 SmtUtils]: Spent 632.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 229 [2020-09-04 21:19:12,987 WARN L193 SmtUtils]: Spent 617.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 229 [2020-09-04 21:19:13,611 WARN L193 SmtUtils]: Spent 623.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 227 [2020-09-04 21:19:14,217 WARN L193 SmtUtils]: Spent 604.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 226 [2020-09-04 21:19:14,400 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2020-09-04 21:19:14,758 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 21:19:15,124 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 21:19:15,308 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 21:19:15,674 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 21:19:15,853 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 21:19:16,030 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:19:16,395 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 21:19:16,576 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 21:19:16,756 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 21:19:17,118 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:19:17,476 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 21:19:17,663 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2020-09-04 21:19:17,844 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 21:19:18,211 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 21:19:18,578 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 21:19:18,937 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:19:19,117 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2020-09-04 21:19:19,302 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 21:19:19,481 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 21:19:19,659 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:19:19,845 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 21:19:20,218 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 21:19:20,407 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 21:19:20,774 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 21:19:21,133 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:19:21,323 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2020-09-04 21:19:21,510 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 21:19:22,103 WARN L193 SmtUtils]: Spent 588.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 199 [2020-09-04 21:19:22,285 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 198 [2020-09-04 21:19:22,466 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 199 [2020-09-04 21:19:23,098 WARN L193 SmtUtils]: Spent 628.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 202 [2020-09-04 21:19:23,761 WARN L193 SmtUtils]: Spent 662.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 201 [2020-09-04 21:19:23,955 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 196 [2020-09-04 21:19:24,131 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 196 [2020-09-04 21:19:24,816 WARN L193 SmtUtils]: Spent 682.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 202 [2020-09-04 21:19:24,999 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 198 [2020-09-04 21:19:25,179 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 197 [2020-09-04 21:19:25,364 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 200 [2020-09-04 21:19:25,550 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 199 [2020-09-04 21:19:25,891 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 21:19:26,315 WARN L193 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 240 [2020-09-04 21:19:26,721 WARN L193 SmtUtils]: Spent 404.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 239 [2020-09-04 21:19:28,127 WARN L193 SmtUtils]: Spent 1.40 s on a formula simplification. DAG size of input: 237 DAG size of output: 230 [2020-09-04 21:19:29,543 WARN L193 SmtUtils]: Spent 1.41 s on a formula simplification. DAG size of input: 239 DAG size of output: 228 [2020-09-04 21:19:29,763 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-09-04 21:19:29,981 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 214 [2020-09-04 21:19:30,389 WARN L193 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 241 [2020-09-04 21:19:30,763 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 21:19:32,143 WARN L193 SmtUtils]: Spent 1.38 s on a formula simplification. DAG size of input: 237 DAG size of output: 227 [2020-09-04 21:19:32,517 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 21:19:32,748 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 214 [2020-09-04 21:19:32,971 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 213 [2020-09-04 21:19:33,191 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 211 [2020-09-04 21:19:33,564 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 21:19:33,939 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 21:19:34,351 WARN L193 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 240 [2020-09-04 21:19:35,067 WARN L193 SmtUtils]: Spent 714.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 234 [2020-09-04 21:19:35,791 WARN L193 SmtUtils]: Spent 723.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 235 [2020-09-04 21:19:36,014 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 212 [2020-09-04 21:19:36,415 WARN L193 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 239 [2020-09-04 21:19:36,641 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 214 [2020-09-04 21:19:38,044 WARN L193 SmtUtils]: Spent 1.40 s on a formula simplification. DAG size of input: 239 DAG size of output: 228 [2020-09-04 21:19:38,264 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 212 [2020-09-04 21:19:38,489 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 213 [2020-09-04 21:19:38,899 WARN L193 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 241 [2020-09-04 21:19:39,617 WARN L193 SmtUtils]: Spent 714.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 21:19:40,139 WARN L193 SmtUtils]: Spent 521.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 215 [2020-09-04 21:19:40,347 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 209 [2020-09-04 21:19:41,006 WARN L193 SmtUtils]: Spent 657.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 233 [2020-09-04 21:19:41,393 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 237 [2020-09-04 21:19:41,774 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 21:19:42,169 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 238 [2020-09-04 21:19:42,550 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 21:19:42,767 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-09-04 21:19:43,429 WARN L193 SmtUtils]: Spent 660.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 234 [2020-09-04 21:19:44,149 WARN L193 SmtUtils]: Spent 717.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 235 [2020-09-04 21:19:44,544 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 237 [2020-09-04 21:19:44,761 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-09-04 21:19:45,158 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 239 [2020-09-04 21:19:45,555 WARN L193 SmtUtils]: Spent 395.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2020-09-04 21:19:45,770 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 209 [2020-09-04 21:19:46,176 WARN L193 SmtUtils]: Spent 403.00 ms on a formula simplification that was a NOOP. DAG size: 240 [2020-09-04 21:19:47,662 WARN L193 SmtUtils]: Spent 1.48 s on a formula simplification. DAG size of input: 237 DAG size of output: 225 [2020-09-04 21:19:48,055 WARN L193 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 237 [2020-09-04 21:19:48,264 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-09-04 21:19:48,470 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 209 [2020-09-04 21:19:48,683 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 210 [2020-09-04 21:19:48,900 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 211 [2020-09-04 21:19:50,262 WARN L193 SmtUtils]: Spent 1.35 s on a formula simplification. DAG size of input: 235 DAG size of output: 226 [2020-09-04 21:19:51,668 WARN L193 SmtUtils]: Spent 1.41 s on a formula simplification. DAG size of input: 239 DAG size of output: 227 [2020-09-04 21:19:52,072 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 239 [2020-09-04 21:19:52,290 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 210 [2020-09-04 21:19:52,496 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 209 [2020-09-04 21:19:52,714 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 212 [2020-09-04 21:19:52,922 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 210 [2020-09-04 21:19:54,319 WARN L193 SmtUtils]: Spent 1.40 s on a formula simplification. DAG size of input: 237 DAG size of output: 230 [2020-09-04 21:19:54,704 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 21:19:55,084 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2020-09-04 21:19:55,496 WARN L193 SmtUtils]: Spent 410.00 ms on a formula simplification that was a NOOP. DAG size: 242 [2020-09-04 21:19:55,871 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 21:19:56,071 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 207 [2020-09-04 21:19:56,482 WARN L193 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 241 [2020-09-04 21:19:56,703 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 214 [2020-09-04 21:19:57,077 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 21:19:57,450 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 21:19:57,651 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 207 [2020-09-04 21:19:58,065 WARN L193 SmtUtils]: Spent 412.00 ms on a formula simplification that was a NOOP. DAG size: 243 [2020-09-04 21:19:58,476 WARN L193 SmtUtils]: Spent 410.00 ms on a formula simplification that was a NOOP. DAG size: 242 [2020-09-04 21:19:58,850 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 21:19:59,065 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-09-04 21:19:59,441 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 21:20:00,092 WARN L193 SmtUtils]: Spent 648.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 216 [2020-09-04 21:20:00,303 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 210 [2020-09-04 21:20:00,835 WARN L193 SmtUtils]: Spent 530.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 217 [2020-09-04 21:20:01,048 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-09-04 21:20:01,261 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 210 [2020-09-04 21:20:01,471 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 208 [2020-09-04 21:20:01,691 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 212 [2020-09-04 21:20:01,920 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 211 [2020-09-04 21:20:02,132 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 210 [2020-09-04 21:20:02,354 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-09-04 21:20:02,570 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-09-04 21:20:02,958 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 237 [2020-09-04 21:20:03,353 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 238 [2020-09-04 21:20:03,571 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-09-04 21:20:03,945 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 21:20:04,321 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 21:20:04,724 WARN L193 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 239 [2020-09-04 21:20:05,098 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 21:20:05,300 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 207 [2020-09-04 21:20:05,712 WARN L193 SmtUtils]: Spent 410.00 ms on a formula simplification that was a NOOP. DAG size: 243 [2020-09-04 21:20:06,670 WARN L193 SmtUtils]: Spent 956.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 243 [2020-09-04 21:20:07,209 WARN L193 SmtUtils]: Spent 536.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 218 [2020-09-04 21:20:07,895 WARN L193 SmtUtils]: Spent 685.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 217 [2020-09-04 21:20:08,297 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 239 [2020-09-04 21:20:10,280 WARN L193 SmtUtils]: Spent 1.98 s on a formula simplification. DAG size of input: 252 DAG size of output: 247 [2020-09-04 21:20:10,498 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-09-04 21:20:10,901 WARN L193 SmtUtils]: Spent 403.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-09-04 21:20:11,302 WARN L193 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 238 [2020-09-04 21:20:11,695 WARN L193 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 237 [2020-09-04 21:20:11,915 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 214 [2020-09-04 21:20:12,328 WARN L193 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 241 [2020-09-04 21:20:12,542 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-09-04 21:20:13,235 WARN L193 SmtUtils]: Spent 692.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 217 [2020-09-04 21:20:13,443 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-09-04 21:20:13,666 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 211 [2020-09-04 21:20:13,877 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 210 [2020-09-04 21:20:14,286 WARN L193 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 240 [2020-09-04 21:20:14,689 WARN L193 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 239 [2020-09-04 21:20:14,892 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 208 [2020-09-04 21:20:15,106 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 211 [2020-09-04 21:20:15,325 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-09-04 21:20:15,531 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 208 [2020-09-04 21:20:15,935 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 239 [2020-09-04 21:20:16,146 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 208 [2020-09-04 21:20:16,359 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-09-04 21:20:16,571 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 211 [2020-09-04 21:20:16,779 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-09-04 21:20:17,462 WARN L193 SmtUtils]: Spent 681.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 217 [2020-09-04 21:20:17,860 WARN L193 SmtUtils]: Spent 395.00 ms on a formula simplification that was a NOOP. DAG size: 239 [2020-09-04 21:20:18,259 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification that was a NOOP. DAG size: 240 [2020-09-04 21:20:18,660 WARN L193 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 239 [2020-09-04 21:20:19,070 WARN L193 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 240 [2020-09-04 21:20:21,040 WARN L193 SmtUtils]: Spent 1.97 s on a formula simplification. DAG size of input: 253 DAG size of output: 250 [2020-09-04 21:20:21,247 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 209 [2020-09-04 21:20:21,652 WARN L193 SmtUtils]: Spent 404.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-09-04 21:20:22,043 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification that was a NOOP. DAG size: 239 [2020-09-04 21:20:22,714 WARN L193 SmtUtils]: Spent 669.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 218 [2020-09-04 21:20:22,922 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-09-04 21:20:23,326 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 240 [2020-09-04 21:20:23,729 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 239 [2020-09-04 21:20:23,943 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-09-04 21:20:24,341 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 237 [2020-09-04 21:20:24,717 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 21:20:25,113 WARN L193 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 237 [2020-09-04 21:20:25,323 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-09-04 21:20:25,733 WARN L193 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 241 [2020-09-04 21:20:26,136 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 238 [2020-09-04 21:20:26,354 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 214 [2020-09-04 21:20:26,767 WARN L193 SmtUtils]: Spent 410.00 ms on a formula simplification that was a NOOP. DAG size: 242 [2020-09-04 21:20:26,975 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 209 [2020-09-04 21:20:27,185 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 210 [2020-09-04 21:20:27,712 WARN L193 SmtUtils]: Spent 525.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 216 [2020-09-04 21:20:28,109 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 237 [2020-09-04 21:20:28,511 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 238 [2020-09-04 21:20:28,924 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 238 [2020-09-04 21:20:29,322 WARN L193 SmtUtils]: Spent 396.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-09-04 21:20:29,696 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 21:20:29,911 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-09-04 21:20:30,125 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-09-04 21:20:30,511 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 237 [2020-09-04 21:20:30,912 WARN L193 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 239 [2020-09-04 21:20:31,440 WARN L193 SmtUtils]: Spent 526.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 217 [2020-09-04 21:20:31,852 WARN L193 SmtUtils]: Spent 410.00 ms on a formula simplification that was a NOOP. DAG size: 243 [2020-09-04 21:20:32,516 WARN L193 SmtUtils]: Spent 663.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 21:20:32,725 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-09-04 21:20:33,782 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 242 DAG size of output: 233 [2020-09-04 21:20:33,984 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-09-04 21:20:34,185 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 207 [2020-09-04 21:20:34,600 WARN L193 SmtUtils]: Spent 412.00 ms on a formula simplification that was a NOOP. DAG size: 242 [2020-09-04 21:20:34,802 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 208 [2020-09-04 21:20:35,324 WARN L193 SmtUtils]: Spent 520.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 214 [2020-09-04 21:20:35,699 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 21:20:35,913 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 211 [2020-09-04 21:20:36,354 WARN L193 SmtUtils]: Spent 414.00 ms on a formula simplification that was a NOOP. DAG size: 242 [2020-09-04 21:20:36,767 WARN L193 SmtUtils]: Spent 412.00 ms on a formula simplification that was a NOOP. DAG size: 243 [2020-09-04 21:20:37,134 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 21:20:37,501 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 21:20:37,903 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 239 [2020-09-04 21:20:38,106 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-09-04 21:20:38,616 WARN L193 SmtUtils]: Spent 509.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 215 [2020-09-04 21:20:38,819 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-09-04 21:20:39,232 WARN L193 SmtUtils]: Spent 411.00 ms on a formula simplification that was a NOOP. DAG size: 243 [2020-09-04 21:20:39,637 WARN L193 SmtUtils]: Spent 403.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-09-04 21:20:41,022 WARN L193 SmtUtils]: Spent 1.38 s on a formula simplification. DAG size of input: 237 DAG size of output: 228 [2020-09-04 21:20:41,428 WARN L193 SmtUtils]: Spent 404.00 ms on a formula simplification that was a NOOP. DAG size: 240 [2020-09-04 21:20:41,802 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 21:20:43,503 WARN L193 SmtUtils]: Spent 1.70 s on a formula simplification. DAG size of input: 248 DAG size of output: 245 [2020-09-04 21:20:43,913 WARN L193 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 240 [2020-09-04 21:20:44,967 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 243 DAG size of output: 233 [2020-09-04 21:20:45,373 WARN L193 SmtUtils]: Spent 403.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 238 [2020-09-04 21:20:45,588 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 210 [2020-09-04 21:20:46,655 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 244 DAG size of output: 235 [2020-09-04 21:20:47,640 WARN L193 SmtUtils]: Spent 982.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 234 [2020-09-04 21:20:48,007 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 21:20:48,373 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 21:20:48,790 WARN L193 SmtUtils]: Spent 404.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-09-04 21:20:49,191 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification that was a NOOP. DAG size: 239 [2020-09-04 21:20:50,156 WARN L193 SmtUtils]: Spent 963.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 234 [2020-09-04 21:20:51,224 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 245 DAG size of output: 235 [2020-09-04 21:20:51,597 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 21:20:51,803 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 209 [2020-09-04 21:20:53,451 WARN L193 SmtUtils]: Spent 1.65 s on a formula simplification. DAG size of input: 249 DAG size of output: 246 [2020-09-04 21:20:53,826 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 21:20:54,214 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 237 [2020-09-04 21:20:54,614 WARN L193 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 239 [2020-09-04 21:20:54,823 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 208 [2020-09-04 21:20:55,036 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 211 [2020-09-04 21:20:55,409 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 21:20:55,786 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 21:20:56,159 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 21:20:56,530 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 21:20:56,896 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 21:20:57,881 WARN L193 SmtUtils]: Spent 980.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 236 [2020-09-04 21:20:58,286 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 238 [2020-09-04 21:20:58,653 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 21:21:00,055 WARN L193 SmtUtils]: Spent 1.40 s on a formula simplification. DAG size of input: 239 DAG size of output: 229 [2020-09-04 21:21:00,422 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 21:21:02,000 WARN L193 SmtUtils]: Spent 1.58 s on a formula simplification. DAG size of input: 237 DAG size of output: 227 [2020-09-04 21:21:02,395 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 237 [2020-09-04 21:21:03,753 WARN L193 SmtUtils]: Spent 1.36 s on a formula simplification. DAG size of input: 235 DAG size of output: 227 [2020-09-04 21:21:04,120 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 21:21:04,486 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 21:21:04,861 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 21:21:05,233 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 21:21:05,641 WARN L193 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 240 [2020-09-04 21:21:05,851 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 209 [2020-09-04 21:21:06,254 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 239 [2020-09-04 21:21:06,626 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 21:21:07,628 WARN L193 SmtUtils]: Spent 1000.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 236 [2020-09-04 21:21:07,854 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 211 [2020-09-04 21:21:08,387 WARN L193 SmtUtils]: Spent 531.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 217 [2020-09-04 21:21:09,063 WARN L193 SmtUtils]: Spent 667.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 235 [2020-09-04 21:21:09,733 WARN L193 SmtUtils]: Spent 669.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 234 [2020-09-04 21:21:10,413 WARN L193 SmtUtils]: Spent 678.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 236 [2020-09-04 21:21:11,047 WARN L193 SmtUtils]: Spent 631.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 232 [2020-09-04 21:21:11,628 WARN L193 SmtUtils]: Spent 580.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 235 [2020-09-04 21:21:12,212 WARN L193 SmtUtils]: Spent 567.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 233 [2020-09-04 21:21:12,878 WARN L193 SmtUtils]: Spent 664.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 234 [2020-09-04 21:21:14,153 WARN L193 SmtUtils]: Spent 1.27 s on a formula simplification. DAG size of input: 236 DAG size of output: 202 [2020-09-04 21:21:15,494 WARN L193 SmtUtils]: Spent 1.34 s on a formula simplification. DAG size of input: 235 DAG size of output: 199 [2020-09-04 21:21:15,804 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 198 [2020-09-04 21:21:16,111 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 199 [2020-09-04 21:21:16,768 WARN L193 SmtUtils]: Spent 655.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 233 [2020-09-04 21:21:17,070 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 196 [2020-09-04 21:21:17,372 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 196 [2020-09-04 21:21:18,719 WARN L193 SmtUtils]: Spent 1.35 s on a formula simplification. DAG size of input: 235 DAG size of output: 199 [2020-09-04 21:21:19,300 WARN L193 SmtUtils]: Spent 579.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 235 [2020-09-04 21:21:19,965 WARN L193 SmtUtils]: Spent 664.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 234 [2020-09-04 21:21:20,628 WARN L193 SmtUtils]: Spent 656.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 233 [2020-09-04 21:21:20,947 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 200 [2020-09-04 21:21:21,520 WARN L193 SmtUtils]: Spent 571.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 234 [2020-09-04 21:21:21,831 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 199 [2020-09-04 21:21:23,104 WARN L193 SmtUtils]: Spent 1.27 s on a formula simplification. DAG size of input: 236 DAG size of output: 202 [2020-09-04 21:21:24,498 WARN L193 SmtUtils]: Spent 1.39 s on a formula simplification. DAG size of input: 237 DAG size of output: 201 [2020-09-04 21:21:25,178 WARN L193 SmtUtils]: Spent 679.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 236 [2020-09-04 21:21:25,945 WARN L193 SmtUtils]: Spent 765.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 240 [2020-09-04 21:21:26,254 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 198 [2020-09-04 21:21:26,998 WARN L193 SmtUtils]: Spent 742.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 239 [2020-09-04 21:21:27,302 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 197 [2020-09-04 21:21:27,874 WARN L193 SmtUtils]: Spent 569.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 233 [2020-09-04 21:21:28,446 WARN L193 SmtUtils]: Spent 569.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 234 [2020-09-04 21:21:29,128 WARN L193 SmtUtils]: Spent 680.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 236 [2020-09-04 21:21:29,441 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 198 [2020-09-04 21:21:29,747 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 199 [2020-09-04 21:21:31,096 WARN L193 SmtUtils]: Spent 1.35 s on a formula simplification. DAG size of input: 238 DAG size of output: 202 [2020-09-04 21:21:31,788 WARN L193 SmtUtils]: Spent 689.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 241 [2020-09-04 21:21:33,135 WARN L193 SmtUtils]: Spent 1.35 s on a formula simplification. DAG size of input: 238 DAG size of output: 202 [2020-09-04 21:21:34,524 WARN L193 SmtUtils]: Spent 1.39 s on a formula simplification. DAG size of input: 237 DAG size of output: 201 [2020-09-04 21:21:35,286 WARN L193 SmtUtils]: Spent 761.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 242 [2020-09-04 21:21:35,592 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 196 [2020-09-04 21:21:35,893 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 196 [2020-09-04 21:21:36,479 WARN L193 SmtUtils]: Spent 585.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 235 [2020-09-04 21:21:37,149 WARN L193 SmtUtils]: Spent 667.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 235 [2020-09-04 21:21:37,718 WARN L193 SmtUtils]: Spent 568.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 233 [2020-09-04 21:21:38,347 WARN L193 SmtUtils]: Spent 627.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 232