/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_product37.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-3af5e1f [2020-09-04 21:07:56,169 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-04 21:07:56,173 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-04 21:07:56,221 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-04 21:07:56,221 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-04 21:07:56,231 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-04 21:07:56,234 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-04 21:07:56,238 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-04 21:07:56,240 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-04 21:07:56,242 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-04 21:07:56,244 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-04 21:07:56,245 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-04 21:07:56,246 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-04 21:07:56,249 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-04 21:07:56,251 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-04 21:07:56,253 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-04 21:07:56,254 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-04 21:07:56,257 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-04 21:07:56,259 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-04 21:07:56,263 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-04 21:07:56,267 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-04 21:07:56,268 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-04 21:07:56,269 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-04 21:07:56,270 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-04 21:07:56,275 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-04 21:07:56,275 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-04 21:07:56,275 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-04 21:07:56,279 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-04 21:07:56,279 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-04 21:07:56,280 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-04 21:07:56,281 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-04 21:07:56,281 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-04 21:07:56,282 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-04 21:07:56,283 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-04 21:07:56,284 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-04 21:07:56,284 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-04 21:07:56,285 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-04 21:07:56,285 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-04 21:07:56,286 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-04 21:07:56,287 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-04 21:07:56,288 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-04 21:07:56,289 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 21:07:56,309 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-04 21:07:56,309 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-04 21:07:56,311 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-04 21:07:56,311 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-04 21:07:56,311 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-04 21:07:56,311 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-04 21:07:56,311 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-04 21:07:56,312 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-04 21:07:56,312 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-04 21:07:56,312 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-04 21:07:56,312 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-04 21:07:56,313 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-04 21:07:56,313 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-04 21:07:56,313 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-04 21:07:56,313 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-04 21:07:56,314 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-09-04 21:07:56,314 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-04 21:07:56,314 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-04 21:07:56,314 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-04 21:07:56,314 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-04 21:07:56,315 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-09-04 21:07:56,315 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-04 21:07:56,315 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 21:07:56,725 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-04 21:07:56,750 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-04 21:07:56,756 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-04 21:07:56,758 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-04 21:07:56,759 INFO L275 PluginConnector]: CDTParser initialized [2020-09-04 21:07:56,760 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product37.cil.c [2020-09-04 21:07:56,845 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/23610715c/979bfb8c6e034128a3a18d8d222ea48a/FLAGc7fac5583 [2020-09-04 21:07:57,498 INFO L306 CDTParser]: Found 1 translation units. [2020-09-04 21:07:57,499 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec5_product37.cil.c [2020-09-04 21:07:57,518 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/23610715c/979bfb8c6e034128a3a18d8d222ea48a/FLAGc7fac5583 [2020-09-04 21:07:57,711 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/23610715c/979bfb8c6e034128a3a18d8d222ea48a [2020-09-04 21:07:57,724 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-04 21:07:57,726 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-04 21:07:57,727 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-04 21:07:57,727 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-04 21:07:57,731 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-04 21:07:57,732 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.09 09:07:57" (1/1) ... [2020-09-04 21:07:57,735 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26e5903c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:07:57, skipping insertion in model container [2020-09-04 21:07:57,735 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.09 09:07:57" (1/1) ... [2020-09-04 21:07:57,742 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-04 21:07:57,817 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-04 21:07:58,295 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-04 21:07:58,311 INFO L203 MainTranslator]: Completed pre-run [2020-09-04 21:07:58,387 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-04 21:07:58,423 INFO L208 MainTranslator]: Completed translation [2020-09-04 21:07:58,423 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:07:58 WrapperNode [2020-09-04 21:07:58,424 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-04 21:07:58,424 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-04 21:07:58,424 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-04 21:07:58,424 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-04 21:07:58,438 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:07:58" (1/1) ... [2020-09-04 21:07:58,438 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:07:58" (1/1) ... [2020-09-04 21:07:58,459 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:07:58" (1/1) ... [2020-09-04 21:07:58,459 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:07:58" (1/1) ... [2020-09-04 21:07:58,493 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:07:58" (1/1) ... [2020-09-04 21:07:58,504 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:07:58" (1/1) ... [2020-09-04 21:07:58,510 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:07:58" (1/1) ... [2020-09-04 21:07:58,518 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-04 21:07:58,518 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-04 21:07:58,519 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-04 21:07:58,519 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-04 21:07:58,520 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:07:58" (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 21:07:58,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-04 21:07:58,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-04 21:07:58,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-09-04 21:07:58,593 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-09-04 21:07:58,593 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-09-04 21:07:58,593 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-09-04 21:07:58,594 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-09-04 21:07:58,594 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-09-04 21:07:58,594 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-09-04 21:07:58,594 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-09-04 21:07:58,594 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-09-04 21:07:58,595 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-09-04 21:07:58,595 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-09-04 21:07:58,595 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-09-04 21:07:58,595 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-09-04 21:07:58,596 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-09-04 21:07:58,596 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-09-04 21:07:58,596 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-04 21:07:58,596 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-09-04 21:07:58,597 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-09-04 21:07:58,597 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-09-04 21:07:58,597 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-09-04 21:07:58,597 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-09-04 21:07:58,597 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-09-04 21:07:58,598 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-09-04 21:07:58,598 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-09-04 21:07:58,598 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-09-04 21:07:58,598 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-09-04 21:07:58,598 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-09-04 21:07:58,598 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-09-04 21:07:58,599 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-09-04 21:07:58,599 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-09-04 21:07:58,599 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-09-04 21:07:58,599 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-09-04 21:07:58,599 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-09-04 21:07:58,599 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-09-04 21:07:58,600 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-09-04 21:07:58,600 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-09-04 21:07:58,600 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-09-04 21:07:58,600 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-09-04 21:07:58,600 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-04 21:07:58,600 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-04 21:07:58,601 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-09-04 21:07:58,601 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-09-04 21:07:58,601 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-09-04 21:07:58,601 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-09-04 21:07:58,601 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-09-04 21:07:58,601 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-09-04 21:07:58,602 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-09-04 21:07:58,602 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-09-04 21:07:58,602 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-04 21:07:58,602 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-09-04 21:07:58,602 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-09-04 21:07:58,602 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-09-04 21:07:58,602 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-09-04 21:07:58,603 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-09-04 21:07:58,603 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-09-04 21:07:58,603 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-09-04 21:07:58,603 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-09-04 21:07:58,603 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-09-04 21:07:58,604 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-09-04 21:07:58,604 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-09-04 21:07:58,604 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-09-04 21:07:58,604 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-09-04 21:07:58,604 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-09-04 21:07:58,604 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-09-04 21:07:58,604 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-04 21:07:58,605 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-09-04 21:07:58,605 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-09-04 21:07:58,605 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-09-04 21:07:58,605 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-09-04 21:07:58,605 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-09-04 21:07:58,605 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-09-04 21:07:58,606 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-09-04 21:07:58,606 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-09-04 21:07:58,606 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-09-04 21:07:58,606 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-09-04 21:07:58,606 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-09-04 21:07:58,606 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-09-04 21:07:58,607 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-09-04 21:07:58,607 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-09-04 21:07:58,607 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-04 21:07:58,607 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-09-04 21:07:58,607 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-09-04 21:07:58,607 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-04 21:07:58,608 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-09-04 21:07:58,608 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-09-04 21:07:58,608 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-04 21:07:58,608 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-09-04 21:07:58,608 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-09-04 21:07:58,608 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-09-04 21:07:58,609 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-04 21:07:58,609 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-09-04 21:07:58,609 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-04 21:07:59,728 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-04 21:07:59,728 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-09-04 21:07:59,736 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.09 09:07:59 BoogieIcfgContainer [2020-09-04 21:07:59,736 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-04 21:07:59,737 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-04 21:07:59,737 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-04 21:07:59,741 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-04 21:07:59,741 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.09 09:07:57" (1/3) ... [2020-09-04 21:07:59,742 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46a28e79 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.09 09:07:59, skipping insertion in model container [2020-09-04 21:07:59,743 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 09:07:58" (2/3) ... [2020-09-04 21:07:59,743 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46a28e79 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.09 09:07:59, skipping insertion in model container [2020-09-04 21:07:59,743 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.09 09:07:59" (3/3) ... [2020-09-04 21:07:59,746 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product37.cil.c [2020-09-04 21:07:59,757 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-04 21:07:59,769 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-04 21:07:59,792 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-04 21:07:59,821 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-04 21:07:59,821 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-04 21:07:59,821 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-04 21:07:59,822 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-04 21:07:59,822 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-04 21:07:59,822 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-04 21:07:59,822 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-04 21:07:59,822 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-04 21:07:59,847 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states. [2020-09-04 21:07:59,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2020-09-04 21:07:59,872 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:07:59,874 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 21:07:59,875 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:07:59,882 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:07:59,883 INFO L82 PathProgramCache]: Analyzing trace with hash -749536702, now seen corresponding path program 1 times [2020-09-04 21:07:59,896 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:07:59,897 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1850347743] [2020-09-04 21:07:59,898 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:08:00,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:00,667 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:08:00,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:08:00,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:00,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:08:00,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:00,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:08:00,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:00,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:08:00,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:00,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:08:00,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:00,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:08:00,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:00,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-09-04 21:08:00,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:00,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:08:00,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:00,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-09-04 21:08:00,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:00,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2020-09-04 21:08:00,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:00,904 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 21:08:00,905 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1850347743] [2020-09-04 21:08:00,908 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 21:08:00,908 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-09-04 21:08:00,909 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [248867188] [2020-09-04 21:08:00,917 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-09-04 21:08:00,918 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:08:00,935 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-09-04 21:08:00,936 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-09-04 21:08:00,938 INFO L87 Difference]: Start difference. First operand 319 states. Second operand 4 states. [2020-09-04 21:08:02,230 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:08:02,230 INFO L93 Difference]: Finished difference Result 495 states and 579 transitions. [2020-09-04 21:08:02,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-09-04 21:08:02,233 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 160 [2020-09-04 21:08:02,234 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:08:02,253 INFO L225 Difference]: With dead ends: 495 [2020-09-04 21:08:02,254 INFO L226 Difference]: Without dead ends: 312 [2020-09-04 21:08:02,260 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 21:08:02,282 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 312 states. [2020-09-04 21:08:02,403 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 312 to 268. [2020-09-04 21:08:02,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 268 states. [2020-09-04 21:08:02,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 268 states and 291 transitions. [2020-09-04 21:08:02,410 INFO L78 Accepts]: Start accepts. Automaton has 268 states and 291 transitions. Word has length 160 [2020-09-04 21:08:02,411 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:08:02,411 INFO L479 AbstractCegarLoop]: Abstraction has 268 states and 291 transitions. [2020-09-04 21:08:02,411 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-09-04 21:08:02,411 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 291 transitions. [2020-09-04 21:08:02,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2020-09-04 21:08:02,416 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:08:02,417 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 21:08:02,417 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-04 21:08:02,417 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:08:02,418 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:08:02,418 INFO L82 PathProgramCache]: Analyzing trace with hash 839621270, now seen corresponding path program 1 times [2020-09-04 21:08:02,418 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:08:02,418 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [974383097] [2020-09-04 21:08:02,419 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:08:02,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:02,817 WARN L193 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:08:02,820 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:08:02,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:02,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:08:02,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:02,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:08:02,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:02,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:08:02,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:02,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:08:02,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:02,878 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:08:02,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:02,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 21:08:02,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:02,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:08:02,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:02,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-09-04 21:08:02,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:02,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2020-09-04 21:08:02,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:02,918 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 21:08:02,918 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [974383097] [2020-09-04 21:08:02,918 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 21:08:02,919 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-09-04 21:08:02,919 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1167822304] [2020-09-04 21:08:02,921 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-09-04 21:08:02,921 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:08:02,922 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-09-04 21:08:02,922 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-09-04 21:08:02,922 INFO L87 Difference]: Start difference. First operand 268 states and 291 transitions. Second operand 5 states. [2020-09-04 21:08:03,654 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:08:04,692 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:08:04,693 INFO L93 Difference]: Finished difference Result 424 states and 475 transitions. [2020-09-04 21:08:04,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-09-04 21:08:04,694 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 161 [2020-09-04 21:08:04,695 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:08:04,702 INFO L225 Difference]: With dead ends: 424 [2020-09-04 21:08:04,702 INFO L226 Difference]: Without dead ends: 301 [2020-09-04 21:08:04,709 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 21:08:04,713 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 301 states. [2020-09-04 21:08:04,804 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 301 to 258. [2020-09-04 21:08:04,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 258 states. [2020-09-04 21:08:04,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 258 states and 278 transitions. [2020-09-04 21:08:04,806 INFO L78 Accepts]: Start accepts. Automaton has 258 states and 278 transitions. Word has length 161 [2020-09-04 21:08:04,807 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:08:04,807 INFO L479 AbstractCegarLoop]: Abstraction has 258 states and 278 transitions. [2020-09-04 21:08:04,807 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-09-04 21:08:04,807 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 278 transitions. [2020-09-04 21:08:04,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2020-09-04 21:08:04,810 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:08:04,810 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] [2020-09-04 21:08:04,811 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-04 21:08:04,811 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:08:04,811 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:08:04,811 INFO L82 PathProgramCache]: Analyzing trace with hash 1054011433, now seen corresponding path program 1 times [2020-09-04 21:08:04,812 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:08:04,812 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [931923577] [2020-09-04 21:08:04,812 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:08:04,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:05,407 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:08:05,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:08:05,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:05,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:08:05,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:05,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:08:05,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:05,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:08:05,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:05,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:08:05,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:05,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:08:05,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:05,607 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-09-04 21:08:05,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:05,615 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:08:05,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:05,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2020-09-04 21:08:05,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:05,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2020-09-04 21:08:05,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:05,665 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 21:08:05,665 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [931923577] [2020-09-04 21:08:05,666 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 21:08:05,669 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-09-04 21:08:05,670 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1983228206] [2020-09-04 21:08:05,671 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-09-04 21:08:05,671 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:08:05,672 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-09-04 21:08:05,673 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2020-09-04 21:08:05,680 INFO L87 Difference]: Start difference. First operand 258 states and 278 transitions. Second operand 10 states. [2020-09-04 21:08:06,227 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:08:06,642 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:08:06,947 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 21:08:07,279 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:08:07,612 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:08:07,913 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:08:09,602 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:08:09,602 INFO L93 Difference]: Finished difference Result 444 states and 501 transitions. [2020-09-04 21:08:09,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-09-04 21:08:09,603 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 170 [2020-09-04 21:08:09,603 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:08:09,606 INFO L225 Difference]: With dead ends: 444 [2020-09-04 21:08:09,606 INFO L226 Difference]: Without dead ends: 301 [2020-09-04 21:08:09,609 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 20 SyntacticMatches, 1 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=81, Invalid=191, Unknown=0, NotChecked=0, Total=272 [2020-09-04 21:08:09,610 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 301 states. [2020-09-04 21:08:09,697 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 301 to 258. [2020-09-04 21:08:09,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 258 states. [2020-09-04 21:08:09,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 258 states and 277 transitions. [2020-09-04 21:08:09,700 INFO L78 Accepts]: Start accepts. Automaton has 258 states and 277 transitions. Word has length 170 [2020-09-04 21:08:09,700 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:08:09,701 INFO L479 AbstractCegarLoop]: Abstraction has 258 states and 277 transitions. [2020-09-04 21:08:09,701 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-09-04 21:08:09,701 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 277 transitions. [2020-09-04 21:08:09,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2020-09-04 21:08:09,703 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:08:09,704 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] [2020-09-04 21:08:09,704 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-09-04 21:08:09,704 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:08:09,705 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:08:09,705 INFO L82 PathProgramCache]: Analyzing trace with hash -443494427, now seen corresponding path program 1 times [2020-09-04 21:08:09,705 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:08:09,705 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1802482916] [2020-09-04 21:08:09,706 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:08:09,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:10,066 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:08:10,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:08:10,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:10,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:08:10,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:10,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:08:10,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:10,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:08:10,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:10,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:08:10,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:10,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:08:10,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:10,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-09-04 21:08:10,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:10,164 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:08:10,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:10,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2020-09-04 21:08:10,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:10,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:08:10,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:10,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:08:10,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:10,198 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2020-09-04 21:08:10,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:10,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2020-09-04 21:08:10,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:10,236 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 21:08:10,236 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1802482916] [2020-09-04 21:08:10,237 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 21:08:10,237 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-09-04 21:08:10,237 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [43652121] [2020-09-04 21:08:10,238 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-09-04 21:08:10,238 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:08:10,238 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-09-04 21:08:10,238 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-09-04 21:08:10,239 INFO L87 Difference]: Start difference. First operand 258 states and 277 transitions. Second operand 7 states. [2020-09-04 21:08:10,779 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:08:12,432 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:08:13,052 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:08:13,053 INFO L93 Difference]: Finished difference Result 584 states and 670 transitions. [2020-09-04 21:08:13,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-09-04 21:08:13,053 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 183 [2020-09-04 21:08:13,054 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:08:13,060 INFO L225 Difference]: With dead ends: 584 [2020-09-04 21:08:13,060 INFO L226 Difference]: Without dead ends: 441 [2020-09-04 21:08:13,061 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=68, Invalid=172, Unknown=0, NotChecked=0, Total=240 [2020-09-04 21:08:13,063 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 441 states. [2020-09-04 21:08:13,200 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 441 to 373. [2020-09-04 21:08:13,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 373 states. [2020-09-04 21:08:13,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 373 states and 404 transitions. [2020-09-04 21:08:13,205 INFO L78 Accepts]: Start accepts. Automaton has 373 states and 404 transitions. Word has length 183 [2020-09-04 21:08:13,206 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:08:13,207 INFO L479 AbstractCegarLoop]: Abstraction has 373 states and 404 transitions. [2020-09-04 21:08:13,207 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-09-04 21:08:13,207 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 404 transitions. [2020-09-04 21:08:13,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2020-09-04 21:08:13,210 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:08:13,210 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] [2020-09-04 21:08:13,211 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-09-04 21:08:13,211 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:08:13,211 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:08:13,211 INFO L82 PathProgramCache]: Analyzing trace with hash -1600222007, now seen corresponding path program 1 times [2020-09-04 21:08:13,212 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:08:13,212 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1957203426] [2020-09-04 21:08:13,213 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:08:13,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:13,689 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:08:13,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:08:13,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:13,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:08:13,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:13,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:08:13,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:13,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:08:13,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:13,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:08:13,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:13,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:08:13,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:13,785 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-09-04 21:08:13,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:13,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:08:13,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:13,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2020-09-04 21:08:13,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:13,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:08:13,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:13,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:08:13,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:13,823 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:08:13,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:13,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:08:13,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:13,829 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2020-09-04 21:08:13,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:13,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2020-09-04 21:08:13,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:13,894 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 21:08:13,894 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1957203426] [2020-09-04 21:08:13,895 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 21:08:13,895 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-09-04 21:08:13,895 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [398476406] [2020-09-04 21:08:13,896 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-09-04 21:08:13,896 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:08:13,896 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-09-04 21:08:13,896 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2020-09-04 21:08:13,896 INFO L87 Difference]: Start difference. First operand 373 states and 404 transitions. Second operand 10 states. [2020-09-04 21:08:14,425 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:08:15,324 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:08:15,661 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:08:16,675 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:08:16,970 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:08:17,336 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:08:17,885 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:08:18,202 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:08:18,504 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:08:19,175 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:08:19,175 INFO L93 Difference]: Finished difference Result 698 states and 792 transitions. [2020-09-04 21:08:19,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-09-04 21:08:19,176 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 207 [2020-09-04 21:08:19,177 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:08:19,180 INFO L225 Difference]: With dead ends: 698 [2020-09-04 21:08:19,180 INFO L226 Difference]: Without dead ends: 440 [2020-09-04 21:08:19,182 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 67 ImplicationChecksByTransitivity, 3.0s TimeCoverageRelationStatistics Valid=143, Invalid=363, Unknown=0, NotChecked=0, Total=506 [2020-09-04 21:08:19,183 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 440 states. [2020-09-04 21:08:19,277 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 440 to 372. [2020-09-04 21:08:19,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 372 states. [2020-09-04 21:08:19,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 372 states and 401 transitions. [2020-09-04 21:08:19,280 INFO L78 Accepts]: Start accepts. Automaton has 372 states and 401 transitions. Word has length 207 [2020-09-04 21:08:19,281 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:08:19,281 INFO L479 AbstractCegarLoop]: Abstraction has 372 states and 401 transitions. [2020-09-04 21:08:19,281 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-09-04 21:08:19,281 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 401 transitions. [2020-09-04 21:08:19,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2020-09-04 21:08:19,284 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:08:19,284 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] [2020-09-04 21:08:19,284 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-09-04 21:08:19,285 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:08:19,285 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:08:19,285 INFO L82 PathProgramCache]: Analyzing trace with hash -1505316662, now seen corresponding path program 1 times [2020-09-04 21:08:19,285 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:08:19,286 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1416947793] [2020-09-04 21:08:19,286 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:08:19,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:19,703 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:08:19,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:08:19,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:19,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:08:19,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:19,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:08:19,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:19,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:08:19,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:19,756 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:08:19,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:19,769 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:08:19,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:19,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-09-04 21:08:19,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:19,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:08:19,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:19,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2020-09-04 21:08:19,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:19,797 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:08:19,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:19,823 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:08:19,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:19,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:08:19,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:19,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:08:19,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:19,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2020-09-04 21:08:19,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:19,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2020-09-04 21:08:19,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:19,966 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 21:08:19,967 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1416947793] [2020-09-04 21:08:19,967 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 21:08:19,968 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-09-04 21:08:19,968 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1451884790] [2020-09-04 21:08:19,969 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-09-04 21:08:19,969 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:08:19,969 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-09-04 21:08:19,970 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2020-09-04 21:08:19,970 INFO L87 Difference]: Start difference. First operand 372 states and 401 transitions. Second operand 10 states. [2020-09-04 21:08:21,569 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:08:21,892 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 21:08:22,217 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:08:22,524 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:08:22,842 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:08:23,128 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:08:24,013 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:08:24,014 INFO L93 Difference]: Finished difference Result 699 states and 789 transitions. [2020-09-04 21:08:24,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-09-04 21:08:24,014 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 208 [2020-09-04 21:08:24,015 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:08:24,017 INFO L225 Difference]: With dead ends: 699 [2020-09-04 21:08:24,017 INFO L226 Difference]: Without dead ends: 442 [2020-09-04 21:08:24,019 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=75, Invalid=197, Unknown=0, NotChecked=0, Total=272 [2020-09-04 21:08:24,020 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 442 states. [2020-09-04 21:08:24,146 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 442 to 380. [2020-09-04 21:08:24,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 380 states. [2020-09-04 21:08:24,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 380 states and 409 transitions. [2020-09-04 21:08:24,149 INFO L78 Accepts]: Start accepts. Automaton has 380 states and 409 transitions. Word has length 208 [2020-09-04 21:08:24,149 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:08:24,149 INFO L479 AbstractCegarLoop]: Abstraction has 380 states and 409 transitions. [2020-09-04 21:08:24,149 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-09-04 21:08:24,149 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 409 transitions. [2020-09-04 21:08:24,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2020-09-04 21:08:24,152 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:08:24,153 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] [2020-09-04 21:08:24,153 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-09-04 21:08:24,153 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:08:24,153 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:08:24,153 INFO L82 PathProgramCache]: Analyzing trace with hash -1630521046, now seen corresponding path program 1 times [2020-09-04 21:08:24,154 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:08:24,154 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2068541055] [2020-09-04 21:08:24,154 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:08:24,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:24,497 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:08:24,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:08:24,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:24,544 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:08:24,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:24,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:08:24,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:24,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:08:24,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:24,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:08:24,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:24,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:08:24,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:24,620 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-09-04 21:08:24,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:24,623 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:08:24,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:24,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2020-09-04 21:08:24,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:24,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:08:24,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:24,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:08:24,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:24,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:08:24,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:24,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:08:24,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:24,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2020-09-04 21:08:24,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:24,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2020-09-04 21:08:24,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:24,781 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 21:08:24,786 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2068541055] [2020-09-04 21:08:24,786 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 21:08:24,787 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-09-04 21:08:24,787 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [129344349] [2020-09-04 21:08:24,788 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-09-04 21:08:24,788 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:08:24,788 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-09-04 21:08:24,788 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=131, Unknown=0, NotChecked=0, Total=156 [2020-09-04 21:08:24,788 INFO L87 Difference]: Start difference. First operand 380 states and 409 transitions. Second operand 13 states. [2020-09-04 21:08:25,377 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:08:25,686 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 21:08:25,997 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:08:26,308 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:08:26,598 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:08:27,611 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:08:27,913 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:08:28,205 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:08:28,525 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:08:28,833 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:08:29,855 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:08:29,856 INFO L93 Difference]: Finished difference Result 718 states and 816 transitions. [2020-09-04 21:08:29,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-09-04 21:08:29,856 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 208 [2020-09-04 21:08:29,857 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:08:29,860 INFO L225 Difference]: With dead ends: 718 [2020-09-04 21:08:29,861 INFO L226 Difference]: Without dead ends: 453 [2020-09-04 21:08:29,862 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 3.1s TimeCoverageRelationStatistics Valid=110, Invalid=442, Unknown=0, NotChecked=0, Total=552 [2020-09-04 21:08:29,863 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 453 states. [2020-09-04 21:08:29,949 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 453 to 386. [2020-09-04 21:08:29,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 386 states. [2020-09-04 21:08:29,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 386 states and 415 transitions. [2020-09-04 21:08:29,951 INFO L78 Accepts]: Start accepts. Automaton has 386 states and 415 transitions. Word has length 208 [2020-09-04 21:08:29,952 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:08:29,952 INFO L479 AbstractCegarLoop]: Abstraction has 386 states and 415 transitions. [2020-09-04 21:08:29,952 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-09-04 21:08:29,952 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 415 transitions. [2020-09-04 21:08:29,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2020-09-04 21:08:29,954 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:08:29,955 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] [2020-09-04 21:08:29,955 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-09-04 21:08:29,955 INFO L427 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:08:29,955 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:08:29,955 INFO L82 PathProgramCache]: Analyzing trace with hash -940026905, now seen corresponding path program 1 times [2020-09-04 21:08:29,956 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:08:29,956 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [972290053] [2020-09-04 21:08:29,956 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:08:30,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:30,293 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:08:30,294 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:08:30,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:30,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:08:30,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:30,353 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:08:30,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:30,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:08:30,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:30,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:08:30,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:30,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:08:30,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:30,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-09-04 21:08:30,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:30,379 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:08:30,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:30,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2020-09-04 21:08:30,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:30,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:08:30,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:30,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:08:30,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:30,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:08:30,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:30,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:08:30,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:30,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2020-09-04 21:08:30,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:30,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2020-09-04 21:08:30,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:30,490 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 21:08:30,490 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [972290053] [2020-09-04 21:08:30,490 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 21:08:30,490 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-09-04 21:08:30,491 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [838452088] [2020-09-04 21:08:30,491 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-09-04 21:08:30,491 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:08:30,492 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-09-04 21:08:30,492 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-09-04 21:08:30,492 INFO L87 Difference]: Start difference. First operand 386 states and 415 transitions. Second operand 7 states. [2020-09-04 21:08:30,998 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:08:31,635 WARN L193 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:08:33,703 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:08:33,703 INFO L93 Difference]: Finished difference Result 969 states and 1122 transitions. [2020-09-04 21:08:33,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-09-04 21:08:33,704 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 208 [2020-09-04 21:08:33,705 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:08:33,709 INFO L225 Difference]: With dead ends: 969 [2020-09-04 21:08:33,709 INFO L226 Difference]: Without dead ends: 698 [2020-09-04 21:08:33,710 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 39 SyntacticMatches, 3 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=64, Invalid=146, Unknown=0, NotChecked=0, Total=210 [2020-09-04 21:08:33,711 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 698 states. [2020-09-04 21:08:33,874 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 698 to 629. [2020-09-04 21:08:33,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 629 states. [2020-09-04 21:08:33,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 629 states to 629 states and 695 transitions. [2020-09-04 21:08:33,877 INFO L78 Accepts]: Start accepts. Automaton has 629 states and 695 transitions. Word has length 208 [2020-09-04 21:08:33,878 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:08:33,878 INFO L479 AbstractCegarLoop]: Abstraction has 629 states and 695 transitions. [2020-09-04 21:08:33,878 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-09-04 21:08:33,878 INFO L276 IsEmpty]: Start isEmpty. Operand 629 states and 695 transitions. [2020-09-04 21:08:33,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2020-09-04 21:08:33,881 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:08:33,881 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 21:08:33,881 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-09-04 21:08:33,881 INFO L427 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:08:33,882 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:08:33,882 INFO L82 PathProgramCache]: Analyzing trace with hash -492871093, now seen corresponding path program 1 times [2020-09-04 21:08:33,882 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:08:33,882 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [69889621] [2020-09-04 21:08:33,882 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:08:33,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:34,357 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:08:34,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:08:34,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:34,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:08:34,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:34,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:08:34,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:34,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:08:34,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:34,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:08:34,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:34,470 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:08:34,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:34,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 21:08:34,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:34,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-09-04 21:08:34,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:34,570 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:08:34,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:34,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-09-04 21:08:34,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:34,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:08:34,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:34,615 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:08:34,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:34,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:08:34,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:34,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:08:34,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:34,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2020-09-04 21:08:34,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:34,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2020-09-04 21:08:34,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:34,770 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 21:08:34,771 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [69889621] [2020-09-04 21:08:34,771 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 21:08:34,772 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2020-09-04 21:08:34,772 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [392337709] [2020-09-04 21:08:34,773 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-09-04 21:08:34,773 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:08:34,773 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-09-04 21:08:34,774 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=152, Unknown=0, NotChecked=0, Total=182 [2020-09-04 21:08:34,774 INFO L87 Difference]: Start difference. First operand 629 states and 695 transitions. Second operand 14 states. [2020-09-04 21:08:35,721 WARN L193 SmtUtils]: Spent 556.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 189 [2020-09-04 21:08:36,697 WARN L193 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:08:38,625 WARN L193 SmtUtils]: Spent 598.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 191 [2020-09-04 21:08:39,280 WARN L193 SmtUtils]: Spent 614.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 193 [2020-09-04 21:08:39,656 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:08:39,987 WARN L193 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:08:40,614 WARN L193 SmtUtils]: Spent 582.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 192 [2020-09-04 21:08:40,952 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:08:41,326 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:08:41,652 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:08:43,414 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:08:43,714 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:08:44,041 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:08:44,717 WARN L193 SmtUtils]: Spent 533.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 189 [2020-09-04 21:08:46,290 WARN L193 SmtUtils]: Spent 558.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 191 [2020-09-04 21:08:46,892 WARN L193 SmtUtils]: Spent 544.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 193 [2020-09-04 21:08:47,501 WARN L193 SmtUtils]: Spent 531.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 192 [2020-09-04 21:08:47,941 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:08:47,942 INFO L93 Difference]: Finished difference Result 1698 states and 1959 transitions. [2020-09-04 21:08:47,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2020-09-04 21:08:47,945 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 213 [2020-09-04 21:08:47,945 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:08:47,956 INFO L225 Difference]: With dead ends: 1698 [2020-09-04 21:08:47,956 INFO L226 Difference]: Without dead ends: 1287 [2020-09-04 21:08:47,959 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 615 ImplicationChecksByTransitivity, 8.3s TimeCoverageRelationStatistics Valid=499, Invalid=1853, Unknown=0, NotChecked=0, Total=2352 [2020-09-04 21:08:47,961 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1287 states. [2020-09-04 21:08:48,287 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1287 to 1110. [2020-09-04 21:08:48,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1110 states. [2020-09-04 21:08:48,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1110 states to 1110 states and 1217 transitions. [2020-09-04 21:08:48,292 INFO L78 Accepts]: Start accepts. Automaton has 1110 states and 1217 transitions. Word has length 213 [2020-09-04 21:08:48,292 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:08:48,293 INFO L479 AbstractCegarLoop]: Abstraction has 1110 states and 1217 transitions. [2020-09-04 21:08:48,293 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-09-04 21:08:48,293 INFO L276 IsEmpty]: Start isEmpty. Operand 1110 states and 1217 transitions. [2020-09-04 21:08:48,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2020-09-04 21:08:48,296 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:08:48,296 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:08:48,297 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-09-04 21:08:48,297 INFO L427 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:08:48,297 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:08:48,297 INFO L82 PathProgramCache]: Analyzing trace with hash -1532128812, now seen corresponding path program 1 times [2020-09-04 21:08:48,298 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:08:48,298 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [824094877] [2020-09-04 21:08:48,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:08:48,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:48,716 WARN L193 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:08:48,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:08:48,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:48,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:08:48,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:48,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:08:48,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:48,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:08:48,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:48,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:08:48,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:48,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:08:48,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:48,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 21:08:48,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:48,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 21:08:48,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:48,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:08:48,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:48,874 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:08:48,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:48,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 21:08:48,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:48,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:08:48,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:48,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:08:48,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:48,916 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:08:48,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:48,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:08:48,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:48,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-09-04 21:08:48,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:48,927 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:08:48,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:48,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2020-09-04 21:08:48,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:48,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:08:49,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:49,092 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2020-09-04 21:08:49,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:49,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2020-09-04 21:08:49,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:49,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:08:49,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:49,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:08:49,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:49,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 21:08:49,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:49,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:08:49,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:49,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2020-09-04 21:08:49,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:49,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-09-04 21:08:49,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:08:49,247 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 33 proven. 9 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2020-09-04 21:08:49,247 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [824094877] [2020-09-04 21:08:49,248 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-04 21:08:49,248 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2020-09-04 21:08:49,248 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1317346081] [2020-09-04 21:08:49,249 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-09-04 21:08:49,249 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:08:49,250 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-09-04 21:08:49,250 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=264, Unknown=0, NotChecked=0, Total=306 [2020-09-04 21:08:49,250 INFO L87 Difference]: Start difference. First operand 1110 states and 1217 transitions. Second operand 18 states. [2020-09-04 21:08:49,941 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 21:08:50,420 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:08:50,772 WARN L193 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 21:08:51,126 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:08:51,477 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:08:51,812 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:08:52,851 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:08:53,246 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 21:08:53,598 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:08:54,248 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-09-04 21:08:55,256 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:08:55,868 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 21:08:56,282 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-09-04 21:08:57,737 WARN L193 SmtUtils]: Spent 540.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 191 [2020-09-04 21:08:58,358 WARN L193 SmtUtils]: Spent 581.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 193 [2020-09-04 21:08:58,712 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:08:59,349 WARN L193 SmtUtils]: Spent 567.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 193 [2020-09-04 21:08:59,819 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:09:00,685 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:09:01,367 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 21:09:01,748 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-09-04 21:09:02,487 WARN L193 SmtUtils]: Spent 560.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 194 [2020-09-04 21:09:03,151 WARN L193 SmtUtils]: Spent 590.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 196 [2020-09-04 21:09:04,422 WARN L193 SmtUtils]: Spent 561.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 195 [2020-09-04 21:09:04,775 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:09:05,809 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:09:05,810 INFO L93 Difference]: Finished difference Result 2354 states and 2641 transitions. [2020-09-04 21:09:05,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2020-09-04 21:09:05,810 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 295 [2020-09-04 21:09:05,811 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:09:05,819 INFO L225 Difference]: With dead ends: 2354 [2020-09-04 21:09:05,820 INFO L226 Difference]: Without dead ends: 1457 [2020-09-04 21:09:05,824 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 69 SyntacticMatches, 0 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1135 ImplicationChecksByTransitivity, 11.1s TimeCoverageRelationStatistics Valid=824, Invalid=3598, Unknown=0, NotChecked=0, Total=4422 [2020-09-04 21:09:05,826 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1457 states. [2020-09-04 21:09:06,312 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1457 to 1321. [2020-09-04 21:09:06,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1321 states. [2020-09-04 21:09:06,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1321 states to 1321 states and 1456 transitions. [2020-09-04 21:09:06,317 INFO L78 Accepts]: Start accepts. Automaton has 1321 states and 1456 transitions. Word has length 295 [2020-09-04 21:09:06,318 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:09:06,318 INFO L479 AbstractCegarLoop]: Abstraction has 1321 states and 1456 transitions. [2020-09-04 21:09:06,318 INFO L480 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-09-04 21:09:06,319 INFO L276 IsEmpty]: Start isEmpty. Operand 1321 states and 1456 transitions. [2020-09-04 21:09:06,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 462 [2020-09-04 21:09:06,325 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:09:06,325 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-09-04 21:09:06,326 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-09-04 21:09:06,326 INFO L427 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:09:06,326 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:09:06,326 INFO L82 PathProgramCache]: Analyzing trace with hash -574934154, now seen corresponding path program 1 times [2020-09-04 21:09:06,326 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:09:06,327 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1312630523] [2020-09-04 21:09:06,327 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:09:06,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:06,726 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:09:06,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:06,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:06,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:09:06,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:06,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:09:06,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:06,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:09:06,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:06,769 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:09:06,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:06,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:09:06,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:06,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 21:09:06,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:06,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 21:09:06,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:06,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:06,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:06,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:06,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:06,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 21:09:06,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:06,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:06,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:06,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:06,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:06,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:09:06,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:06,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:09:06,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:06,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-09-04 21:09:06,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:06,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:06,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:06,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2020-09-04 21:09:06,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:07,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:07,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:07,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:07,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:07,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:09:07,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:07,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:09:07,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:07,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:07,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:07,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:09:07,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:07,063 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 21:09:07,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:07,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:07,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:07,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-09-04 21:09:07,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:07,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:07,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:07,155 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2020-09-04 21:09:07,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:07,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:07,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:07,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:07,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:07,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:09:07,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:07,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:09:07,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:07,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:07,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:07,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:09:07,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:07,182 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 21:09:07,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:07,184 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-04 21:09:07,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:07,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:07,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:07,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2020-09-04 21:09:07,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:07,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 383 [2020-09-04 21:09:07,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:07,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:07,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:07,197 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2020-09-04 21:09:07,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:07,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:07,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:07,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:07,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:07,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:09:07,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:07,213 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:09:07,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:07,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 438 [2020-09-04 21:09:07,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:07,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2020-09-04 21:09:07,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:07,410 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 120 proven. 38 refuted. 0 times theorem prover too weak. 224 trivial. 0 not checked. [2020-09-04 21:09:07,411 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1312630523] [2020-09-04 21:09:07,411 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-04 21:09:07,411 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16] total 16 [2020-09-04 21:09:07,411 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1009879067] [2020-09-04 21:09:07,412 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-09-04 21:09:07,413 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:09:07,413 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-09-04 21:09:07,413 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=198, Unknown=0, NotChecked=0, Total=240 [2020-09-04 21:09:07,413 INFO L87 Difference]: Start difference. First operand 1321 states and 1456 transitions. Second operand 16 states. [2020-09-04 21:09:09,602 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:09:09,945 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:09:10,276 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:09:10,616 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:09:10,926 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:09:11,233 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:09:13,264 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:09:13,606 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:09:14,925 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:09:14,925 INFO L93 Difference]: Finished difference Result 3305 states and 3764 transitions. [2020-09-04 21:09:14,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2020-09-04 21:09:14,927 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 461 [2020-09-04 21:09:14,928 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:09:14,939 INFO L225 Difference]: With dead ends: 3305 [2020-09-04 21:09:14,939 INFO L226 Difference]: Without dead ends: 1978 [2020-09-04 21:09:14,943 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 139 GetRequests, 99 SyntacticMatches, 6 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 248 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=292, Invalid=968, Unknown=0, NotChecked=0, Total=1260 [2020-09-04 21:09:14,946 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1978 states. [2020-09-04 21:09:15,860 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1978 to 1691. [2020-09-04 21:09:15,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1691 states. [2020-09-04 21:09:15,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1691 states to 1691 states and 1898 transitions. [2020-09-04 21:09:15,865 INFO L78 Accepts]: Start accepts. Automaton has 1691 states and 1898 transitions. Word has length 461 [2020-09-04 21:09:15,868 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:09:15,868 INFO L479 AbstractCegarLoop]: Abstraction has 1691 states and 1898 transitions. [2020-09-04 21:09:15,868 INFO L480 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-09-04 21:09:15,868 INFO L276 IsEmpty]: Start isEmpty. Operand 1691 states and 1898 transitions. [2020-09-04 21:09:15,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 468 [2020-09-04 21:09:15,874 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:09:15,875 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 21:09:15,875 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-09-04 21:09:15,875 INFO L427 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:09:15,875 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:09:15,876 INFO L82 PathProgramCache]: Analyzing trace with hash -2084375943, now seen corresponding path program 1 times [2020-09-04 21:09:15,876 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:09:15,876 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2018825042] [2020-09-04 21:09:15,876 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:09:15,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:16,284 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:09:16,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:16,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:16,317 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:09:16,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:16,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:09:16,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:16,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:09:16,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:16,361 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:09:16,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:16,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:09:16,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:16,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 21:09:16,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:16,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 21:09:16,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:16,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:16,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:16,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:16,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:16,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 21:09:16,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:16,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:16,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:16,465 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:16,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:16,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:09:16,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:16,470 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:09:16,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:16,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-09-04 21:09:16,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:16,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:16,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:16,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2020-09-04 21:09:16,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:16,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:16,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:16,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:16,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:16,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:09:16,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:16,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:09:16,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:16,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:16,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:16,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:09:16,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:16,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 21:09:16,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:16,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:16,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:16,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-09-04 21:09:16,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:16,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:16,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:16,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:09:16,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:16,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2020-09-04 21:09:16,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:16,624 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:16,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:16,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:16,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:16,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:09:16,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:16,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:09:16,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:16,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:16,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:16,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:09:16,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:16,641 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 21:09:16,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:16,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-04 21:09:16,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:16,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:16,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:16,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 389 [2020-09-04 21:09:16,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:16,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:16,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:16,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2020-09-04 21:09:16,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:16,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:16,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:16,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:16,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:16,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:09:16,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:16,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:09:16,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:16,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 444 [2020-09-04 21:09:16,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:16,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2020-09-04 21:09:16,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:16,787 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 128 proven. 39 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2020-09-04 21:09:16,787 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2018825042] [2020-09-04 21:09:16,787 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-04 21:09:16,788 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2020-09-04 21:09:16,788 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1976523602] [2020-09-04 21:09:16,789 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-09-04 21:09:16,789 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:09:16,789 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-09-04 21:09:16,789 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=265, Unknown=0, NotChecked=0, Total=306 [2020-09-04 21:09:16,790 INFO L87 Difference]: Start difference. First operand 1691 states and 1898 transitions. Second operand 18 states. [2020-09-04 21:09:17,363 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:09:17,787 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:09:18,110 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:09:18,481 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:09:18,800 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 21:09:19,101 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:09:20,071 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:09:20,408 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:09:21,518 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:09:22,072 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:09:22,448 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:09:22,846 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:09:23,607 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:09:23,939 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:09:24,989 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:09:25,330 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:09:25,641 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:09:26,770 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:09:26,770 INFO L93 Difference]: Finished difference Result 3150 states and 3577 transitions. [2020-09-04 21:09:26,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2020-09-04 21:09:26,771 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 467 [2020-09-04 21:09:26,772 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:09:26,781 INFO L225 Difference]: With dead ends: 3150 [2020-09-04 21:09:26,781 INFO L226 Difference]: Without dead ends: 1704 [2020-09-04 21:09:26,786 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 156 GetRequests, 110 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 498 ImplicationChecksByTransitivity, 5.8s TimeCoverageRelationStatistics Valid=441, Invalid=1815, Unknown=0, NotChecked=0, Total=2256 [2020-09-04 21:09:26,788 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1704 states. [2020-09-04 21:09:27,598 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1704 to 1627. [2020-09-04 21:09:27,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1627 states. [2020-09-04 21:09:27,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1627 states to 1627 states and 1807 transitions. [2020-09-04 21:09:27,605 INFO L78 Accepts]: Start accepts. Automaton has 1627 states and 1807 transitions. Word has length 467 [2020-09-04 21:09:27,606 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:09:27,606 INFO L479 AbstractCegarLoop]: Abstraction has 1627 states and 1807 transitions. [2020-09-04 21:09:27,606 INFO L480 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-09-04 21:09:27,606 INFO L276 IsEmpty]: Start isEmpty. Operand 1627 states and 1807 transitions. [2020-09-04 21:09:27,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 473 [2020-09-04 21:09:27,614 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:09:27,615 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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 21:09:27,615 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-09-04 21:09:27,615 INFO L427 AbstractCegarLoop]: === Iteration 13 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:09:27,615 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:09:27,616 INFO L82 PathProgramCache]: Analyzing trace with hash -499190700, now seen corresponding path program 1 times [2020-09-04 21:09:27,616 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:09:27,619 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [872737713] [2020-09-04 21:09:27,620 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:09:27,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:28,020 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:09:28,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:28,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:28,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:09:28,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:28,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:09:28,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:28,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:09:28,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:28,080 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:09:28,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:28,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:09:28,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:28,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 21:09:28,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:28,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 21:09:28,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:28,129 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:28,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:28,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:28,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:28,141 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 21:09:28,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:28,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:28,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:28,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:28,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:28,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:09:28,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:28,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:09:28,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:28,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-09-04 21:09:28,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:28,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:28,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:28,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2020-09-04 21:09:28,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:28,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:28,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:28,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:28,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:28,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:09:28,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:28,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:09:28,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:28,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:28,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:28,182 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:09:28,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:28,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 21:09:28,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:28,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:28,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:28,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-09-04 21:09:28,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:28,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:28,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:28,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:09:28,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:28,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2020-09-04 21:09:28,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:28,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:28,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:28,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:28,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:28,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:09:28,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:28,286 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:09:28,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:28,359 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:28,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:28,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:09:28,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:28,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 21:09:28,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:28,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-04 21:09:28,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:28,497 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:28,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:28,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2020-09-04 21:09:28,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:28,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 394 [2020-09-04 21:09:28,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:28,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:28,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:28,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 408 [2020-09-04 21:09:28,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:28,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:28,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:28,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:28,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:28,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:09:28,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:28,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:09:28,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:28,524 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 449 [2020-09-04 21:09:28,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:28,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2020-09-04 21:09:28,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:28,644 INFO L134 CoverageAnalysis]: Checked inductivity of 413 backedges. 111 proven. 2 refuted. 0 times theorem prover too weak. 300 trivial. 0 not checked. [2020-09-04 21:09:28,644 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [872737713] [2020-09-04 21:09:28,644 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-04 21:09:28,645 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16] total 16 [2020-09-04 21:09:28,645 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1300337463] [2020-09-04 21:09:28,646 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-09-04 21:09:28,646 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:09:28,646 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-09-04 21:09:28,646 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=204, Unknown=0, NotChecked=0, Total=240 [2020-09-04 21:09:28,647 INFO L87 Difference]: Start difference. First operand 1627 states and 1807 transitions. Second operand 16 states. [2020-09-04 21:09:29,261 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:09:30,423 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:09:33,874 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:09:34,304 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:09:34,748 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:09:35,163 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:09:35,577 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:09:36,000 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:09:36,384 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:09:36,807 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:09:37,336 WARN L193 SmtUtils]: Spent 466.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:09:37,760 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:09:38,186 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:09:38,591 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:09:39,277 WARN L193 SmtUtils]: Spent 632.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 195 [2020-09-04 21:09:39,614 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:09:40,216 WARN L193 SmtUtils]: Spent 567.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 192 [2020-09-04 21:09:40,568 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:09:40,946 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 21:09:41,306 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 21:09:42,979 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:09:42,980 INFO L93 Difference]: Finished difference Result 4491 states and 5081 transitions. [2020-09-04 21:09:42,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2020-09-04 21:09:42,980 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 472 [2020-09-04 21:09:42,981 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:09:42,994 INFO L225 Difference]: With dead ends: 4491 [2020-09-04 21:09:42,995 INFO L226 Difference]: Without dead ends: 2992 [2020-09-04 21:09:43,000 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 157 GetRequests, 108 SyntacticMatches, 1 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 545 ImplicationChecksByTransitivity, 8.6s TimeCoverageRelationStatistics Valid=490, Invalid=1960, Unknown=0, NotChecked=0, Total=2450 [2020-09-04 21:09:43,003 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2992 states. [2020-09-04 21:09:44,380 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2992 to 2900. [2020-09-04 21:09:44,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2900 states. [2020-09-04 21:09:44,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2900 states to 2900 states and 3191 transitions. [2020-09-04 21:09:44,386 INFO L78 Accepts]: Start accepts. Automaton has 2900 states and 3191 transitions. Word has length 472 [2020-09-04 21:09:44,387 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:09:44,387 INFO L479 AbstractCegarLoop]: Abstraction has 2900 states and 3191 transitions. [2020-09-04 21:09:44,387 INFO L480 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-09-04 21:09:44,387 INFO L276 IsEmpty]: Start isEmpty. Operand 2900 states and 3191 transitions. [2020-09-04 21:09:44,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 474 [2020-09-04 21:09:44,397 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:09:44,397 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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 21:09:44,398 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-09-04 21:09:44,398 INFO L427 AbstractCegarLoop]: === Iteration 14 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:09:44,398 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:09:44,398 INFO L82 PathProgramCache]: Analyzing trace with hash 875442095, now seen corresponding path program 1 times [2020-09-04 21:09:44,399 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:09:44,399 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [962091234] [2020-09-04 21:09:44,399 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:09:44,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:44,823 WARN L193 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:09:44,824 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:44,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:44,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:09:44,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:44,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:09:44,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:44,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:09:44,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:44,905 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:09:44,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:44,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:09:44,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:44,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 21:09:44,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:44,951 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-09-04 21:09:44,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:44,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-09-04 21:09:45,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:45,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:45,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:45,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:45,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:45,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 21:09:45,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:45,047 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:45,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:45,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:45,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:45,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:09:45,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:45,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:09:45,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:45,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-09-04 21:09:45,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:45,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:45,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:45,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2020-09-04 21:09:45,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:45,090 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:45,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:45,092 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:45,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:45,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:09:45,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:45,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:09:45,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:45,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:45,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:45,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:09:45,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:45,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 21:09:45,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:45,348 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:45,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:45,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-09-04 21:09:45,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:45,353 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:45,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:45,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:09:45,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:45,361 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2020-09-04 21:09:45,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:45,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:45,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:45,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:45,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:45,372 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:09:45,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:45,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:09:45,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:45,376 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:45,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:45,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:09:45,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:45,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 21:09:45,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:45,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-04 21:09:45,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:45,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:45,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:45,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2020-09-04 21:09:45,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:45,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:09:45,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:45,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2020-09-04 21:09:45,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:45,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:45,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:45,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:09:45,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:45,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:09:45,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:45,401 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:09:45,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:45,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 450 [2020-09-04 21:09:45,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:45,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 460 [2020-09-04 21:09:45,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:09:45,570 INFO L134 CoverageAnalysis]: Checked inductivity of 409 backedges. 117 proven. 20 refuted. 0 times theorem prover too weak. 272 trivial. 0 not checked. [2020-09-04 21:09:45,571 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [962091234] [2020-09-04 21:09:45,571 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-04 21:09:45,571 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22] total 22 [2020-09-04 21:09:45,572 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1615512957] [2020-09-04 21:09:45,573 INFO L459 AbstractCegarLoop]: Interpolant automaton has 22 states [2020-09-04 21:09:45,573 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:09:45,573 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2020-09-04 21:09:45,573 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=410, Unknown=0, NotChecked=0, Total=462 [2020-09-04 21:09:45,574 INFO L87 Difference]: Start difference. First operand 2900 states and 3191 transitions. Second operand 22 states. [2020-09-04 21:09:46,290 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:09:46,772 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:09:47,119 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:09:47,464 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:09:47,804 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 21:09:48,126 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:09:49,238 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:09:53,103 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:09:53,470 WARN L193 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:09:53,850 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:09:54,212 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:09:54,561 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:09:54,914 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:09:55,249 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:09:55,622 WARN L193 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:09:55,973 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:09:56,376 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:09:56,723 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:09:57,090 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:09:57,827 WARN L193 SmtUtils]: Spent 647.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 191 [2020-09-04 21:09:58,497 WARN L193 SmtUtils]: Spent 597.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 193 [2020-09-04 21:09:59,120 WARN L193 SmtUtils]: Spent 566.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 191 [2020-09-04 21:10:00,680 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:10:00,680 INFO L93 Difference]: Finished difference Result 5488 states and 6135 transitions. [2020-09-04 21:10:00,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2020-09-04 21:10:00,681 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 473 [2020-09-04 21:10:00,682 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:10:00,698 INFO L225 Difference]: With dead ends: 5488 [2020-09-04 21:10:00,698 INFO L226 Difference]: Without dead ends: 2944 [2020-09-04 21:10:00,707 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 172 GetRequests, 106 SyntacticMatches, 1 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1058 ImplicationChecksByTransitivity, 9.4s TimeCoverageRelationStatistics Valid=814, Invalid=3608, Unknown=0, NotChecked=0, Total=4422 [2020-09-04 21:10:00,710 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2944 states. [2020-09-04 21:10:01,885 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2944 to 2699. [2020-09-04 21:10:01,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2699 states. [2020-09-04 21:10:01,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2699 states to 2699 states and 2967 transitions. [2020-09-04 21:10:01,893 INFO L78 Accepts]: Start accepts. Automaton has 2699 states and 2967 transitions. Word has length 473 [2020-09-04 21:10:01,893 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:10:01,893 INFO L479 AbstractCegarLoop]: Abstraction has 2699 states and 2967 transitions. [2020-09-04 21:10:01,893 INFO L480 AbstractCegarLoop]: Interpolant automaton has 22 states. [2020-09-04 21:10:01,894 INFO L276 IsEmpty]: Start isEmpty. Operand 2699 states and 2967 transitions. [2020-09-04 21:10:01,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 478 [2020-09-04 21:10:01,902 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:10:01,902 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-09-04 21:10:01,902 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-09-04 21:10:01,903 INFO L427 AbstractCegarLoop]: === Iteration 15 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:10:01,903 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:10:01,903 INFO L82 PathProgramCache]: Analyzing trace with hash 14073029, now seen corresponding path program 1 times [2020-09-04 21:10:01,903 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:10:01,903 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1102411275] [2020-09-04 21:10:01,904 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:10:01,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:02,320 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:10:02,321 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:10:02,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:02,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:10:02,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:02,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:10:02,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:02,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:10:02,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:02,348 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:10:02,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:02,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:10:02,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:02,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 21:10:02,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:02,392 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 21:10:02,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:02,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:10:02,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:02,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:10:02,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:02,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 21:10:02,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:02,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:10:02,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:02,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:10:02,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:02,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:10:02,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:02,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:10:02,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:02,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-09-04 21:10:02,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:02,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:10:02,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:02,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2020-09-04 21:10:02,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:02,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:10:02,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:02,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:10:02,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:02,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:10:02,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:02,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:10:02,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:02,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:10:02,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:02,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:10:02,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:02,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 21:10:02,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:02,632 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:10:02,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:02,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-09-04 21:10:02,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:02,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:10:02,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:02,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:10:02,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:02,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2020-09-04 21:10:02,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:02,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2020-09-04 21:10:02,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:02,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:10:02,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:02,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:10:02,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:02,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:10:02,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:02,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:10:02,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:02,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:10:02,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:02,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:10:02,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:02,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 21:10:02,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:02,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-04 21:10:02,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:02,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:10:02,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:02,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 386 [2020-09-04 21:10:02,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:02,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2020-09-04 21:10:02,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:02,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:10:02,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:02,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2020-09-04 21:10:02,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:02,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:10:02,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:02,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:10:02,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:02,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:10:02,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:02,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:10:02,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:02,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2020-09-04 21:10:02,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:02,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 464 [2020-09-04 21:10:02,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:03,079 INFO L134 CoverageAnalysis]: Checked inductivity of 413 backedges. 139 proven. 36 refuted. 0 times theorem prover too weak. 238 trivial. 0 not checked. [2020-09-04 21:10:03,080 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1102411275] [2020-09-04 21:10:03,080 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-04 21:10:03,080 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2020-09-04 21:10:03,080 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1117431536] [2020-09-04 21:10:03,081 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-09-04 21:10:03,081 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:10:03,081 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-09-04 21:10:03,082 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=259, Unknown=0, NotChecked=0, Total=306 [2020-09-04 21:10:03,082 INFO L87 Difference]: Start difference. First operand 2699 states and 2967 transitions. Second operand 18 states. [2020-09-04 21:10:03,734 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:10:06,202 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:10:06,558 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:10:07,185 WARN L193 SmtUtils]: Spent 562.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 191 [2020-09-04 21:10:07,514 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:10:08,133 WARN L193 SmtUtils]: Spent 587.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2020-09-04 21:10:08,461 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:10:09,100 WARN L193 SmtUtils]: Spent 608.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 191 [2020-09-04 21:10:09,445 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:10:09,796 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:10:10,112 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:10:10,432 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:10:12,909 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:10:13,252 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:10:16,009 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:10:16,009 INFO L93 Difference]: Finished difference Result 5446 states and 6176 transitions. [2020-09-04 21:10:16,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2020-09-04 21:10:16,010 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 477 [2020-09-04 21:10:16,011 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:10:16,028 INFO L225 Difference]: With dead ends: 5446 [2020-09-04 21:10:16,028 INFO L226 Difference]: Without dead ends: 3846 [2020-09-04 21:10:16,034 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 189 GetRequests, 120 SyntacticMatches, 8 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1096 ImplicationChecksByTransitivity, 6.5s TimeCoverageRelationStatistics Valid=712, Invalid=3194, Unknown=0, NotChecked=0, Total=3906 [2020-09-04 21:10:16,038 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3846 states. [2020-09-04 21:10:17,176 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3846 to 3214. [2020-09-04 21:10:17,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3214 states. [2020-09-04 21:10:17,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3214 states to 3214 states and 3520 transitions. [2020-09-04 21:10:17,184 INFO L78 Accepts]: Start accepts. Automaton has 3214 states and 3520 transitions. Word has length 477 [2020-09-04 21:10:17,184 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:10:17,185 INFO L479 AbstractCegarLoop]: Abstraction has 3214 states and 3520 transitions. [2020-09-04 21:10:17,185 INFO L480 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-09-04 21:10:17,185 INFO L276 IsEmpty]: Start isEmpty. Operand 3214 states and 3520 transitions. [2020-09-04 21:10:17,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 489 [2020-09-04 21:10:17,192 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:10:17,193 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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 21:10:17,193 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-09-04 21:10:17,193 INFO L427 AbstractCegarLoop]: === Iteration 16 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:10:17,193 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:10:17,194 INFO L82 PathProgramCache]: Analyzing trace with hash -396508598, now seen corresponding path program 1 times [2020-09-04 21:10:17,194 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:10:17,194 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2055479300] [2020-09-04 21:10:17,194 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:10:17,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:17,634 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:10:17,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:10:17,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:17,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:10:17,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:17,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:10:17,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:17,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:10:17,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:17,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:10:17,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:17,675 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:10:17,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:17,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 21:10:17,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:17,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 21:10:17,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:17,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:10:17,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:17,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:10:17,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:17,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 21:10:17,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:17,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:10:17,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:17,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:10:17,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:17,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:10:17,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:17,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:10:17,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:17,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-09-04 21:10:17,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:17,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:10:17,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:17,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2020-09-04 21:10:17,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:17,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:10:17,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:17,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:10:17,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:17,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:10:17,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:17,946 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:10:17,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:17,951 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:10:17,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:17,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:10:17,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:17,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 21:10:17,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:17,956 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:10:17,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:17,957 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-09-04 21:10:17,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:17,960 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:10:17,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:17,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:10:17,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:17,984 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2020-09-04 21:10:17,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:17,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2020-09-04 21:10:17,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:18,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:10:18,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:18,014 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:10:18,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:18,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:10:18,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:18,028 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:10:18,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:18,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:10:18,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:18,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:10:18,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:18,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 21:10:18,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:18,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-04 21:10:18,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:18,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:10:18,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:18,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:10:18,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:18,047 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2020-09-04 21:10:18,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:18,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2020-09-04 21:10:18,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:18,092 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:10:18,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:18,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2020-09-04 21:10:18,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:18,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:10:18,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:18,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:10:18,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:18,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:10:18,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:18,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:10:18,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:18,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2020-09-04 21:10:18,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:18,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 475 [2020-09-04 21:10:18,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:18,259 INFO L134 CoverageAnalysis]: Checked inductivity of 454 backedges. 129 proven. 64 refuted. 0 times theorem prover too weak. 261 trivial. 0 not checked. [2020-09-04 21:10:18,259 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2055479300] [2020-09-04 21:10:18,259 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-04 21:10:18,259 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2020-09-04 21:10:18,260 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [41984563] [2020-09-04 21:10:18,260 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-09-04 21:10:18,261 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:10:18,261 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-09-04 21:10:18,261 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=257, Unknown=0, NotChecked=0, Total=306 [2020-09-04 21:10:18,261 INFO L87 Difference]: Start difference. First operand 3214 states and 3520 transitions. Second operand 18 states. [2020-09-04 21:10:18,923 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:10:20,683 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:10:21,831 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:10:22,181 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:10:22,824 WARN L193 SmtUtils]: Spent 568.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 191 [2020-09-04 21:10:23,158 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:10:23,796 WARN L193 SmtUtils]: Spent 604.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 193 [2020-09-04 21:10:24,132 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:10:24,739 WARN L193 SmtUtils]: Spent 571.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 191 [2020-09-04 21:10:25,394 WARN L193 SmtUtils]: Spent 594.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 194 [2020-09-04 21:10:26,081 WARN L193 SmtUtils]: Spent 633.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 197 [2020-09-04 21:10:26,704 WARN L193 SmtUtils]: Spent 587.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 194 [2020-09-04 21:10:27,011 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:10:29,547 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:10:29,890 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:10:30,767 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:10:31,981 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 21:10:32,329 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:10:32,959 WARN L193 SmtUtils]: Spent 566.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 191 [2020-09-04 21:10:33,279 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 21:10:33,926 WARN L193 SmtUtils]: Spent 604.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 193 [2020-09-04 21:10:34,251 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:10:34,864 WARN L193 SmtUtils]: Spent 575.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 191 [2020-09-04 21:10:35,283 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:10:35,663 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2020-09-04 21:10:36,014 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 21:10:40,410 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:10:40,410 INFO L93 Difference]: Finished difference Result 6983 states and 7960 transitions. [2020-09-04 21:10:40,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2020-09-04 21:10:40,411 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 488 [2020-09-04 21:10:40,412 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:10:40,433 INFO L225 Difference]: With dead ends: 6983 [2020-09-04 21:10:40,434 INFO L226 Difference]: Without dead ends: 5095 [2020-09-04 21:10:40,442 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 240 GetRequests, 141 SyntacticMatches, 7 SemanticMatches, 92 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2989 ImplicationChecksByTransitivity, 12.7s TimeCoverageRelationStatistics Valid=1471, Invalid=7271, Unknown=0, NotChecked=0, Total=8742 [2020-09-04 21:10:40,446 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5095 states. [2020-09-04 21:10:41,749 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5095 to 3933. [2020-09-04 21:10:41,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3933 states. [2020-09-04 21:10:41,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3933 states to 3933 states and 4291 transitions. [2020-09-04 21:10:41,756 INFO L78 Accepts]: Start accepts. Automaton has 3933 states and 4291 transitions. Word has length 488 [2020-09-04 21:10:41,757 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:10:41,757 INFO L479 AbstractCegarLoop]: Abstraction has 3933 states and 4291 transitions. [2020-09-04 21:10:41,757 INFO L480 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-09-04 21:10:41,757 INFO L276 IsEmpty]: Start isEmpty. Operand 3933 states and 4291 transitions. [2020-09-04 21:10:41,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 572 [2020-09-04 21:10:41,769 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:10:41,769 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:10:41,770 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-09-04 21:10:41,770 INFO L427 AbstractCegarLoop]: === Iteration 17 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:10:41,770 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:10:41,770 INFO L82 PathProgramCache]: Analyzing trace with hash 1113999092, now seen corresponding path program 2 times [2020-09-04 21:10:41,771 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:10:41,771 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1154671530] [2020-09-04 21:10:41,771 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:10:41,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:42,303 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:10:42,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:10:42,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:42,329 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:10:42,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:42,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:10:42,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:42,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:10:42,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:42,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:10:42,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:42,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:10:42,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:42,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 21:10:42,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:42,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 21:10:42,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:42,376 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:10:42,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:42,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:10:42,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:42,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 21:10:42,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:42,392 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:10:42,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:42,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:10:42,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:42,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:10:42,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:42,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:10:42,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:42,401 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-09-04 21:10:42,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:42,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:10:42,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:42,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2020-09-04 21:10:42,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:42,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:10:42,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:42,415 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:10:42,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:42,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:10:42,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:42,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:10:42,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:42,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:10:42,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:42,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:10:42,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:42,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 21:10:42,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:42,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:10:42,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:42,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-09-04 21:10:42,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:42,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:10:42,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:42,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:10:42,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:42,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2020-09-04 21:10:42,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:42,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2020-09-04 21:10:42,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:42,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:10:42,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:42,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:10:42,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:42,473 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:10:42,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:42,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:10:42,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:42,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:10:42,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:42,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:10:42,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:42,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 21:10:42,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:42,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:10:42,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:42,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-09-04 21:10:42,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:42,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:10:42,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:42,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:10:42,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:42,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 405 [2020-09-04 21:10:42,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:42,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 414 [2020-09-04 21:10:42,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:42,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:10:42,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:42,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:10:42,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:42,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:10:42,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:42,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:10:42,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:42,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:10:42,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:42,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:10:42,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:42,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 21:10:42,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:42,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-04 21:10:42,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:42,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:10:42,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:42,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 493 [2020-09-04 21:10:42,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:42,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:10:42,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:42,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 507 [2020-09-04 21:10:42,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:42,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:10:42,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:42,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:10:42,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:42,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:10:42,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:42,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:10:42,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:42,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 548 [2020-09-04 21:10:42,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:42,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 558 [2020-09-04 21:10:42,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:42,873 INFO L134 CoverageAnalysis]: Checked inductivity of 733 backedges. 245 proven. 5 refuted. 0 times theorem prover too weak. 483 trivial. 0 not checked. [2020-09-04 21:10:42,873 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1154671530] [2020-09-04 21:10:42,873 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-04 21:10:42,873 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2020-09-04 21:10:42,874 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1904716385] [2020-09-04 21:10:42,874 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-09-04 21:10:42,874 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:10:42,875 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-09-04 21:10:42,875 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=229, Unknown=0, NotChecked=0, Total=272 [2020-09-04 21:10:42,875 INFO L87 Difference]: Start difference. First operand 3933 states and 4291 transitions. Second operand 17 states. [2020-09-04 21:10:43,507 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:10:44,472 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:10:45,377 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:10:46,343 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:10:46,678 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:10:47,310 WARN L193 SmtUtils]: Spent 562.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 191 [2020-09-04 21:10:47,636 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:10:48,299 WARN L193 SmtUtils]: Spent 585.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2020-09-04 21:10:48,616 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:10:49,209 WARN L193 SmtUtils]: Spent 562.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 191 [2020-09-04 21:10:52,899 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:10:52,899 INFO L93 Difference]: Finished difference Result 6916 states and 7723 transitions. [2020-09-04 21:10:52,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2020-09-04 21:10:52,900 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 571 [2020-09-04 21:10:52,901 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:10:52,921 INFO L225 Difference]: With dead ends: 6916 [2020-09-04 21:10:52,921 INFO L226 Difference]: Without dead ends: 4356 [2020-09-04 21:10:52,928 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 194 GetRequests, 138 SyntacticMatches, 4 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 813 ImplicationChecksByTransitivity, 4.9s TimeCoverageRelationStatistics Valid=603, Invalid=2259, Unknown=0, NotChecked=0, Total=2862 [2020-09-04 21:10:52,932 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4356 states. [2020-09-04 21:10:54,138 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4356 to 3709. [2020-09-04 21:10:54,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3709 states. [2020-09-04 21:10:54,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3709 states to 3709 states and 4004 transitions. [2020-09-04 21:10:54,147 INFO L78 Accepts]: Start accepts. Automaton has 3709 states and 4004 transitions. Word has length 571 [2020-09-04 21:10:54,147 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:10:54,148 INFO L479 AbstractCegarLoop]: Abstraction has 3709 states and 4004 transitions. [2020-09-04 21:10:54,148 INFO L480 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-09-04 21:10:54,148 INFO L276 IsEmpty]: Start isEmpty. Operand 3709 states and 4004 transitions. [2020-09-04 21:10:54,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 587 [2020-09-04 21:10:54,155 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:10:54,155 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:10:54,156 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2020-09-04 21:10:54,156 INFO L427 AbstractCegarLoop]: === Iteration 18 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:10:54,156 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:10:54,156 INFO L82 PathProgramCache]: Analyzing trace with hash 839115031, now seen corresponding path program 2 times [2020-09-04 21:10:54,156 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:10:54,157 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1145194229] [2020-09-04 21:10:54,157 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:10:54,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:54,541 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:10:54,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:10:54,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:54,567 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:10:54,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:54,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:10:54,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:54,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:10:54,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:54,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:10:54,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:54,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:10:54,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:54,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 21:10:54,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:54,613 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 21:10:54,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:54,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:10:54,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:54,620 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:10:54,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:54,632 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 21:10:54,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:54,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:10:54,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:54,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:10:54,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:54,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:10:54,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:54,640 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:10:54,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:54,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-09-04 21:10:54,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:54,644 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:10:54,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:54,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2020-09-04 21:10:54,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:54,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:10:54,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:54,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:10:54,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:54,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:10:54,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:54,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:10:54,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:54,660 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:10:54,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:54,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:10:54,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:54,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 21:10:54,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:54,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:10:54,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:54,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-09-04 21:10:54,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:54,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:10:54,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:54,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:10:54,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:54,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2020-09-04 21:10:54,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:54,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2020-09-04 21:10:54,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:54,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:10:54,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:54,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:10:54,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:54,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:10:54,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:54,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:10:54,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:54,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:10:54,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:54,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:10:54,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:54,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 21:10:54,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:54,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:10:54,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:54,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-09-04 21:10:54,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:54,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:10:54,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:54,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:10:54,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:54,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 405 [2020-09-04 21:10:54,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:54,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 414 [2020-09-04 21:10:54,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:54,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:10:54,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:54,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:10:54,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:54,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:10:54,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:54,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:10:54,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:54,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:10:54,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:54,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:10:54,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:54,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 21:10:54,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:54,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-04 21:10:54,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:54,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:10:54,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:54,827 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:10:54,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:54,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 494 [2020-09-04 21:10:54,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:54,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 508 [2020-09-04 21:10:54,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:54,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:10:54,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:54,942 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 522 [2020-09-04 21:10:54,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:54,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:10:54,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:54,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:10:54,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:54,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:10:54,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:54,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:10:54,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:54,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 563 [2020-09-04 21:10:54,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:54,976 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 573 [2020-09-04 21:10:54,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:10:55,124 INFO L134 CoverageAnalysis]: Checked inductivity of 798 backedges. 241 proven. 13 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2020-09-04 21:10:55,124 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1145194229] [2020-09-04 21:10:55,124 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-04 21:10:55,124 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-09-04 21:10:55,124 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [944654894] [2020-09-04 21:10:55,125 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-09-04 21:10:55,125 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:10:55,125 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-09-04 21:10:55,126 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=142, Unknown=0, NotChecked=0, Total=182 [2020-09-04 21:10:55,126 INFO L87 Difference]: Start difference. First operand 3709 states and 4004 transitions. Second operand 14 states. [2020-09-04 21:10:55,747 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:10:56,573 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:10:57,419 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:11:00,295 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:11:03,523 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:11:03,523 INFO L93 Difference]: Finished difference Result 7324 states and 8140 transitions. [2020-09-04 21:11:03,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2020-09-04 21:11:03,524 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 586 [2020-09-04 21:11:03,525 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:11:03,543 INFO L225 Difference]: With dead ends: 7324 [2020-09-04 21:11:03,543 INFO L226 Difference]: Without dead ends: 4988 [2020-09-04 21:11:03,550 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 216 GetRequests, 154 SyntacticMatches, 5 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1077 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=659, Invalid=2763, Unknown=0, NotChecked=0, Total=3422 [2020-09-04 21:11:03,555 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4988 states. [2020-09-04 21:11:04,997 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4988 to 4185. [2020-09-04 21:11:04,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4185 states. [2020-09-04 21:11:05,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4185 states to 4185 states and 4515 transitions. [2020-09-04 21:11:05,004 INFO L78 Accepts]: Start accepts. Automaton has 4185 states and 4515 transitions. Word has length 586 [2020-09-04 21:11:05,004 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:11:05,005 INFO L479 AbstractCegarLoop]: Abstraction has 4185 states and 4515 transitions. [2020-09-04 21:11:05,005 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-09-04 21:11:05,005 INFO L276 IsEmpty]: Start isEmpty. Operand 4185 states and 4515 transitions. [2020-09-04 21:11:05,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 587 [2020-09-04 21:11:05,014 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 21:11:05,014 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 21:11:05,014 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2020-09-04 21:11:05,014 INFO L427 AbstractCegarLoop]: === Iteration 19 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 21:11:05,015 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 21:11:05,015 INFO L82 PathProgramCache]: Analyzing trace with hash 1990582196, now seen corresponding path program 1 times [2020-09-04 21:11:05,015 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 21:11:05,015 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [165179449] [2020-09-04 21:11:05,015 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 21:11:05,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:05,522 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 21:11:05,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:11:05,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:05,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 21:11:05,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:05,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 21:11:05,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:05,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 21:11:05,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:05,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 21:11:05,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:05,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 21:11:05,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:05,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 21:11:05,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:05,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 21:11:05,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:05,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:11:05,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:05,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:11:05,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:05,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 21:11:05,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:05,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:11:05,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:05,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:11:05,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:05,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:11:05,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:05,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:11:05,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:05,636 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-09-04 21:11:05,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:05,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:11:05,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:05,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2020-09-04 21:11:05,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:05,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:11:05,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:05,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:11:05,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:05,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:11:05,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:05,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:11:05,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:05,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:11:05,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:05,660 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:11:05,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:05,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 21:11:05,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:05,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:11:05,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:05,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-09-04 21:11:05,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:05,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:11:05,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:05,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:11:05,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:05,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2020-09-04 21:11:05,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:05,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2020-09-04 21:11:05,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:05,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:11:05,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:05,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:11:05,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:05,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 21:11:05,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:05,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 21:11:05,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:05,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:11:05,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:05,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 21:11:05,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:05,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 21:11:05,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:05,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-04 21:11:05,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:05,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:11:05,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:05,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:11:05,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:05,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2020-09-04 21:11:05,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:05,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2020-09-04 21:11:05,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:05,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:11:05,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:05,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:11:05,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:05,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 21:11:05,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:05,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:11:05,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:05,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:11:05,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:05,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:11:05,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:05,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:11:05,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:05,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-09-04 21:11:05,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:05,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:11:05,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:05,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 21:11:05,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:05,769 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 494 [2020-09-04 21:11:05,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:05,773 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 508 [2020-09-04 21:11:05,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:05,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 21:11:05,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:05,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 522 [2020-09-04 21:11:05,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:05,797 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:11:05,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:05,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 21:11:05,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:05,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 21:11:05,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:05,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 21:11:05,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:05,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 563 [2020-09-04 21:11:05,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:05,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 573 [2020-09-04 21:11:05,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 21:11:06,027 INFO L134 CoverageAnalysis]: Checked inductivity of 792 backedges. 200 proven. 23 refuted. 0 times theorem prover too weak. 569 trivial. 0 not checked. [2020-09-04 21:11:06,027 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [165179449] [2020-09-04 21:11:06,027 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-04 21:11:06,028 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16] total 16 [2020-09-04 21:11:06,028 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [195350291] [2020-09-04 21:11:06,028 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-09-04 21:11:06,029 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 21:11:06,029 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-09-04 21:11:06,029 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=200, Unknown=0, NotChecked=0, Total=240 [2020-09-04 21:11:06,029 INFO L87 Difference]: Start difference. First operand 4185 states and 4515 transitions. Second operand 16 states. [2020-09-04 21:11:06,661 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:11:07,661 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:11:08,567 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 21:11:09,523 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:11:09,854 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:11:10,230 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:11:10,551 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:11:10,905 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:11:11,246 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 21:11:11,561 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 21:11:14,847 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 21:11:14,848 INFO L93 Difference]: Finished difference Result 7078 states and 7754 transitions. [2020-09-04 21:11:14,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2020-09-04 21:11:14,849 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 586 [2020-09-04 21:11:14,850 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 21:11:14,852 INFO L225 Difference]: With dead ends: 7078 [2020-09-04 21:11:14,852 INFO L226 Difference]: Without dead ends: 0 [2020-09-04 21:11:14,863 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 198 GetRequests, 148 SyntacticMatches, 1 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 688 ImplicationChecksByTransitivity, 3.9s TimeCoverageRelationStatistics Valid=563, Invalid=1987, Unknown=0, NotChecked=0, Total=2550 [2020-09-04 21:11:14,863 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-09-04 21:11:14,863 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-09-04 21:11:14,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-09-04 21:11:14,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-09-04 21:11:14,864 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 586 [2020-09-04 21:11:14,864 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 21:11:14,864 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-09-04 21:11:14,864 INFO L480 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-09-04 21:11:14,864 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-09-04 21:11:14,865 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-09-04 21:11:14,865 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2020-09-04 21:11:14,867 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-09-04 21:11:16,151 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 220 DAG size of output: 208 [2020-09-04 21:11:17,104 WARN L193 SmtUtils]: Spent 938.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 226 [2020-09-04 21:11:17,285 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:11:17,661 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 21:11:18,541 WARN L193 SmtUtils]: Spent 878.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 228 [2020-09-04 21:11:19,100 WARN L193 SmtUtils]: Spent 558.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 196 [2020-09-04 21:11:19,638 WARN L193 SmtUtils]: Spent 536.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 196 [2020-09-04 21:11:19,814 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:11:20,186 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 198 [2020-09-04 21:11:20,362 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 21:11:21,434 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 222 DAG size of output: 210 [2020-09-04 21:11:21,800 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:11:21,976 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:11:22,159 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 21:11:22,503 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:11:22,862 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:11:23,043 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 21:11:23,394 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:11:23,761 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 21:11:24,102 WARN L193 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 195 [2020-09-04 21:11:24,273 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 196 [2020-09-04 21:11:24,638 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 21:11:25,166 WARN L193 SmtUtils]: Spent 526.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 194 [2020-09-04 21:11:25,521 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:11:25,887 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 197 [2020-09-04 21:11:27,137 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 220 DAG size of output: 207 [2020-09-04 21:11:27,325 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 21:11:27,497 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:11:27,840 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:11:28,026 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 21:11:29,136 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 222 DAG size of output: 211 [2020-09-04 21:11:29,312 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 21:11:29,679 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 197 [2020-09-04 21:11:29,850 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:11:30,209 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:11:30,544 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 195 [2020-09-04 21:11:31,008 WARN L193 SmtUtils]: Spent 462.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 198 [2020-09-04 21:11:31,392 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 200 [2020-09-04 21:11:32,008 WARN L193 SmtUtils]: Spent 605.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 233 [2020-09-04 21:11:32,374 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:11:32,736 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:11:33,092 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:11:33,447 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:11:33,638 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 200 [2020-09-04 21:11:34,358 WARN L193 SmtUtils]: Spent 718.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 202 [2020-09-04 21:11:35,133 WARN L193 SmtUtils]: Spent 761.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 203 [2020-09-04 21:11:35,496 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:11:35,681 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 198 [2020-09-04 21:11:36,037 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:11:36,401 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:11:36,749 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 21:11:37,120 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:11:37,841 WARN L193 SmtUtils]: Spent 719.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 202 [2020-09-04 21:11:38,202 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:11:38,551 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 21:11:39,312 WARN L193 SmtUtils]: Spent 760.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 203 [2020-09-04 21:11:39,934 WARN L193 SmtUtils]: Spent 621.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 235 [2020-09-04 21:11:40,297 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:11:40,664 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:11:41,024 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:11:41,743 WARN L193 SmtUtils]: Spent 717.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 202 [2020-09-04 21:11:42,099 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:11:42,729 WARN L193 SmtUtils]: Spent 627.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 201 [2020-09-04 21:11:43,505 WARN L193 SmtUtils]: Spent 769.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 203 [2020-09-04 21:11:44,154 WARN L193 SmtUtils]: Spent 645.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 203 [2020-09-04 21:11:44,513 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:11:44,942 WARN L193 SmtUtils]: Spent 427.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:11:45,302 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:11:45,501 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:11:45,678 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:11:45,855 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:11:46,203 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 21:11:46,380 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:11:46,728 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:11:46,917 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:11:47,271 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:11:47,443 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:11:47,634 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 200 [2020-09-04 21:11:47,990 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:11:48,176 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 21:11:48,350 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:11:48,705 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:11:49,046 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:11:49,224 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:11:49,401 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:11:49,587 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 198 [2020-09-04 21:11:49,777 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 200 [2020-09-04 21:11:49,959 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:11:50,146 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 21:11:50,505 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:11:50,864 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:11:51,212 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:11:51,409 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 198 [2020-09-04 21:11:51,587 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:11:51,939 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:11:52,121 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:12:00,150 WARN L193 SmtUtils]: Spent 8.02 s on a formula simplification. DAG size of input: 675 DAG size of output: 497 [2020-09-04 21:12:00,776 WARN L193 SmtUtils]: Spent 622.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 235 [2020-09-04 21:12:01,284 WARN L193 SmtUtils]: Spent 505.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 230 [2020-09-04 21:12:01,783 WARN L193 SmtUtils]: Spent 491.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 228 [2020-09-04 21:12:02,278 WARN L193 SmtUtils]: Spent 493.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 228 [2020-09-04 21:12:02,772 WARN L193 SmtUtils]: Spent 493.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 229 [2020-09-04 21:12:03,075 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 200 [2020-09-04 21:12:04,132 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 230 DAG size of output: 202 [2020-09-04 21:12:05,832 WARN L193 SmtUtils]: Spent 1.69 s on a formula simplification. DAG size of input: 232 DAG size of output: 216 [2020-09-04 21:12:06,326 WARN L193 SmtUtils]: Spent 491.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 228 [2020-09-04 21:12:06,620 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 198 [2020-09-04 21:12:07,115 WARN L193 SmtUtils]: Spent 494.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 229 [2020-09-04 21:12:07,620 WARN L193 SmtUtils]: Spent 502.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 230 [2020-09-04 21:12:08,104 WARN L193 SmtUtils]: Spent 482.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 227 [2020-09-04 21:12:08,608 WARN L193 SmtUtils]: Spent 503.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 230 [2020-09-04 21:12:09,663 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 230 DAG size of output: 202 [2020-09-04 21:12:10,166 WARN L193 SmtUtils]: Spent 493.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 228 [2020-09-04 21:12:10,650 WARN L193 SmtUtils]: Spent 482.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 227 [2020-09-04 21:12:12,272 WARN L193 SmtUtils]: Spent 1.62 s on a formula simplification. DAG size of input: 232 DAG size of output: 216 [2020-09-04 21:12:12,911 WARN L193 SmtUtils]: Spent 637.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 237 [2020-09-04 21:12:13,418 WARN L193 SmtUtils]: Spent 505.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 230 [2020-09-04 21:12:19,547 WARN L193 SmtUtils]: Spent 6.13 s on a formula simplification. DAG size of input: 521 DAG size of output: 374 [2020-09-04 21:12:22,802 WARN L193 SmtUtils]: Spent 3.25 s on a formula simplification. DAG size of input: 498 DAG size of output: 334 [2020-09-04 21:12:30,775 WARN L193 SmtUtils]: Spent 7.97 s on a formula simplification. DAG size of input: 675 DAG size of output: 497 [2020-09-04 21:12:38,772 WARN L193 SmtUtils]: Spent 7.99 s on a formula simplification. DAG size of input: 675 DAG size of output: 495 [2020-09-04 21:12:39,179 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 235 [2020-09-04 21:12:39,561 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 234 [2020-09-04 21:12:39,952 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 235 [2020-09-04 21:12:40,341 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 234 [2020-09-04 21:12:40,733 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 235 [2020-09-04 21:12:41,124 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 235 [2020-09-04 21:12:41,515 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 235 [2020-09-04 21:12:41,908 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 235 [2020-09-04 21:12:42,312 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 233 [2020-09-04 21:12:42,703 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 234 [2020-09-04 21:12:43,097 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 233 [2020-09-04 21:12:43,485 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 232 [2020-09-04 21:12:43,879 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 234 [2020-09-04 21:12:44,298 WARN L193 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 239 [2020-09-04 21:12:44,683 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 233 [2020-09-04 21:12:45,092 WARN L193 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 240 [2020-09-04 21:12:45,473 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 231 [2020-09-04 21:12:45,867 WARN L193 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 234 [2020-09-04 21:12:46,248 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 230 [2020-09-04 21:12:46,644 WARN L193 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 238 [2020-09-04 21:12:47,032 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 233 [2020-09-04 21:12:47,431 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 239 [2020-09-04 21:12:47,815 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 230 [2020-09-04 21:12:48,203 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 232 [2020-09-04 21:12:48,593 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 232 [2020-09-04 21:12:48,966 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 229 [2020-09-04 21:12:49,357 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 233 [2020-09-04 21:12:49,751 WARN L193 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 234 [2020-09-04 21:12:50,156 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 239 [2020-09-04 21:12:50,537 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 230 [2020-09-04 21:12:50,947 WARN L193 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 240 [2020-09-04 21:12:51,326 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 232 [2020-09-04 21:12:51,713 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 230 [2020-09-04 21:12:52,110 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 232 [2020-09-04 21:12:52,459 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:12:52,845 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 233 [2020-09-04 21:12:53,238 WARN L193 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 234 [2020-09-04 21:12:53,626 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 233 [2020-09-04 21:12:54,014 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 232 [2020-09-04 21:12:54,409 WARN L193 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 234 [2020-09-04 21:12:54,824 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 239 [2020-09-04 21:12:55,210 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 233 [2020-09-04 21:12:55,618 WARN L193 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 240 [2020-09-04 21:12:55,999 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 231 [2020-09-04 21:12:56,391 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 234 [2020-09-04 21:12:56,772 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 230 [2020-09-04 21:12:57,169 WARN L193 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 238 [2020-09-04 21:12:57,556 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 233 [2020-09-04 21:12:57,955 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 239 [2020-09-04 21:12:58,339 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 230 [2020-09-04 21:12:58,727 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 232 [2020-09-04 21:12:59,117 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 232 [2020-09-04 21:12:59,492 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 229 [2020-09-04 21:12:59,882 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 233 [2020-09-04 21:13:00,276 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 234 [2020-09-04 21:13:00,682 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 239 [2020-09-04 21:13:01,064 WARN L193 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 230 [2020-09-04 21:13:01,473 WARN L193 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 240 [2020-09-04 21:13:01,853 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 232 [2020-09-04 21:13:02,241 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 230 [2020-09-04 21:13:02,644 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 232 [2020-09-04 21:13:03,043 WARN L193 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 235 [2020-09-04 21:13:03,450 WARN L193 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 237 [2020-09-04 21:13:03,847 WARN L193 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 235 [2020-09-04 21:13:04,251 WARN L193 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 235 [2020-09-04 21:13:04,660 WARN L193 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 237 [2020-09-04 21:13:05,086 WARN L193 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 241 [2020-09-04 21:13:05,480 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 235 [2020-09-04 21:13:05,903 WARN L193 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 243 [2020-09-04 21:13:06,300 WARN L193 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 234 [2020-09-04 21:13:06,707 WARN L193 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 237 [2020-09-04 21:13:07,103 WARN L193 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 233 [2020-09-04 21:13:07,507 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 240 [2020-09-04 21:13:07,909 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 236 [2020-09-04 21:13:08,324 WARN L193 SmtUtils]: Spent 414.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 242 [2020-09-04 21:13:08,723 WARN L193 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 233 [2020-09-04 21:13:09,128 WARN L193 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 235 [2020-09-04 21:13:09,532 WARN L193 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 235 [2020-09-04 21:13:09,922 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 232 [2020-09-04 21:13:10,320 WARN L193 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 235 [2020-09-04 21:13:10,728 WARN L193 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 237 [2020-09-04 21:13:11,142 WARN L193 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 241 [2020-09-04 21:13:11,538 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 233 [2020-09-04 21:13:11,962 WARN L193 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 243 [2020-09-04 21:13:12,349 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 234 [2020-09-04 21:13:12,751 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 233 [2020-09-04 21:13:13,162 WARN L193 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 235 [2020-09-04 21:13:19,185 WARN L193 SmtUtils]: Spent 6.02 s on a formula simplification. DAG size of input: 602 DAG size of output: 457 [2020-09-04 21:13:19,596 WARN L193 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 241 [2020-09-04 21:13:20,005 WARN L193 SmtUtils]: Spent 403.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 239 [2020-09-04 21:13:20,411 WARN L193 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 240 [2020-09-04 21:13:20,962 WARN L193 SmtUtils]: Spent 548.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 217 [2020-09-04 21:13:21,367 WARN L193 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 239 [2020-09-04 21:13:23,259 WARN L193 SmtUtils]: Spent 1.89 s on a formula simplification. DAG size of input: 241 DAG size of output: 227 [2020-09-04 21:13:25,094 WARN L193 SmtUtils]: Spent 1.82 s on a formula simplification. DAG size of input: 243 DAG size of output: 227 [2020-09-04 21:13:25,498 WARN L193 SmtUtils]: Spent 403.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 240 [2020-09-04 21:13:26,033 WARN L193 SmtUtils]: Spent 533.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 215 [2020-09-04 21:13:26,447 WARN L193 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 241 [2020-09-04 21:13:26,843 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 238 [2020-09-04 21:13:27,245 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 239 [2020-09-04 21:13:27,660 WARN L193 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 241 [2020-09-04 21:13:29,554 WARN L193 SmtUtils]: Spent 1.89 s on a formula simplification. DAG size of input: 241 DAG size of output: 227 [2020-09-04 21:13:29,960 WARN L193 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 239 [2020-09-04 21:13:30,870 WARN L193 SmtUtils]: Spent 906.00 ms on a formula simplification. DAG size of input: 257 DAG size of output: 249 [2020-09-04 21:13:31,265 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 238 [2020-09-04 21:13:31,677 WARN L193 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 241 [2020-09-04 21:13:33,504 WARN L193 SmtUtils]: Spent 1.82 s on a formula simplification. DAG size of input: 243 DAG size of output: 227 [2020-09-04 21:13:34,403 WARN L193 SmtUtils]: Spent 883.00 ms on a formula simplification. DAG size of input: 255 DAG size of output: 247 [2020-09-04 21:13:34,822 WARN L193 SmtUtils]: Spent 417.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 243 [2020-09-04 21:13:35,238 WARN L193 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 241 [2020-09-04 21:13:35,649 WARN L193 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 242 [2020-09-04 21:13:36,206 WARN L193 SmtUtils]: Spent 553.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 219 [2020-09-04 21:13:36,617 WARN L193 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 241 [2020-09-04 21:13:38,459 WARN L193 SmtUtils]: Spent 1.84 s on a formula simplification. DAG size of input: 243 DAG size of output: 231 [2020-09-04 21:13:40,297 WARN L193 SmtUtils]: Spent 1.82 s on a formula simplification. DAG size of input: 245 DAG size of output: 229 [2020-09-04 21:13:40,709 WARN L193 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 242 [2020-09-04 21:13:41,251 WARN L193 SmtUtils]: Spent 540.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 217 [2020-09-04 21:13:41,673 WARN L193 SmtUtils]: Spent 417.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 243 [2020-09-04 21:13:42,077 WARN L193 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 240 [2020-09-04 21:13:42,489 WARN L193 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 241 [2020-09-04 21:13:42,914 WARN L193 SmtUtils]: Spent 418.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 243 [2020-09-04 21:13:45,349 WARN L193 SmtUtils]: Spent 2.43 s on a formula simplification. DAG size of input: 243 DAG size of output: 231 [2020-09-04 21:13:45,764 WARN L193 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 241 [2020-09-04 21:13:46,688 WARN L193 SmtUtils]: Spent 920.00 ms on a formula simplification. DAG size of input: 259 DAG size of output: 251 [2020-09-04 21:13:47,092 WARN L193 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 240 [2020-09-04 21:13:47,512 WARN L193 SmtUtils]: Spent 417.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 243 [2020-09-04 21:13:49,347 WARN L193 SmtUtils]: Spent 1.83 s on a formula simplification. DAG size of input: 245 DAG size of output: 229 [2020-09-04 21:13:50,254 WARN L193 SmtUtils]: Spent 897.00 ms on a formula simplification. DAG size of input: 257 DAG size of output: 249 [2020-09-04 21:13:56,287 WARN L193 SmtUtils]: Spent 6.03 s on a formula simplification. DAG size of input: 602 DAG size of output: 457 [2020-09-04 21:13:56,650 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:13:57,009 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:13:57,731 WARN L193 SmtUtils]: Spent 720.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 202 [2020-09-04 21:13:58,087 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:13:58,716 WARN L193 SmtUtils]: Spent 626.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 201 [2020-09-04 21:13:59,485 WARN L193 SmtUtils]: Spent 762.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 203 [2020-09-04 21:14:00,123 WARN L193 SmtUtils]: Spent 635.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 203 [2020-09-04 21:14:00,482 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:14:00,841 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:14:01,202 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:14:01,391 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:14:01,568 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:14:01,745 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:14:02,093 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 21:14:02,270 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:14:02,619 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:14:02,800 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:14:03,149 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:14:03,321 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:14:03,512 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 200 [2020-09-04 21:14:03,867 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:14:04,054 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 21:14:04,226 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:14:04,582 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:14:04,923 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:14:05,100 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:14:05,278 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:14:05,464 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 198 [2020-09-04 21:14:05,654 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 200 [2020-09-04 21:14:05,836 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:14:06,024 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 21:14:06,384 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:14:06,743 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:14:07,092 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:14:07,280 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 198 [2020-09-04 21:14:07,455 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:14:07,804 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:14:07,986 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:14:08,340 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:14:08,698 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:14:08,884 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 198 [2020-09-04 21:14:09,242 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:14:09,590 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:14:09,938 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:14:10,301 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:14:10,484 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:14:10,825 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:14:11,188 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:14:11,547 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:14:11,899 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:14:12,226 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 199 [2020-09-04 21:14:12,401 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:14:12,759 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:14:12,948 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 196 [2020-09-04 21:14:13,308 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:14:14,431 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 239 DAG size of output: 238 [2020-09-04 21:14:14,787 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:14:15,153 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:14:15,767 WARN L193 SmtUtils]: Spent 610.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 204 [2020-09-04 21:14:16,915 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 241 DAG size of output: 240 [2020-09-04 21:14:17,268 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:14:17,445 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:14:17,802 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:14:18,425 WARN L193 SmtUtils]: Spent 622.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 206 [2020-09-04 21:14:18,914 WARN L193 SmtUtils]: Spent 487.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 198 [2020-09-04 21:14:19,087 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:14:19,432 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:14:19,790 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 196 [2020-09-04 21:14:21,214 WARN L193 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 226 DAG size of output: 214 [2020-09-04 21:14:21,557 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:14:21,736 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:14:22,335 WARN L193 SmtUtils]: Spent 596.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 200 [2020-09-04 21:14:22,507 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 195 [2020-09-04 21:14:22,686 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:14:24,113 WARN L193 SmtUtils]: Spent 1.43 s on a formula simplification. DAG size of input: 226 DAG size of output: 214 [2020-09-04 21:14:24,455 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:14:24,807 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:14:24,981 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:14:26,449 WARN L193 SmtUtils]: Spent 1.46 s on a formula simplification. DAG size of input: 228 DAG size of output: 217 [2020-09-04 21:14:26,623 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:14:28,083 WARN L193 SmtUtils]: Spent 1.46 s on a formula simplification. DAG size of input: 228 DAG size of output: 217 [2020-09-04 21:14:28,432 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:14:28,781 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:14:29,140 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:14:30,458 WARN L193 SmtUtils]: Spent 1.32 s on a formula simplification. DAG size of input: 243 DAG size of output: 241 [2020-09-04 21:14:30,630 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:14:31,239 WARN L193 SmtUtils]: Spent 608.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 202 [2020-09-04 21:14:31,703 WARN L193 SmtUtils]: Spent 462.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 199 [2020-09-04 21:14:32,206 WARN L193 SmtUtils]: Spent 502.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 196 [2020-09-04 21:14:32,703 WARN L193 SmtUtils]: Spent 495.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 196 [2020-09-04 21:14:33,065 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 198 [2020-09-04 21:14:33,237 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:14:33,563 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 198 [2020-09-04 21:14:33,988 WARN L193 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 200 [2020-09-04 21:14:34,599 WARN L193 SmtUtils]: Spent 609.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 200 [2020-09-04 21:14:34,918 WARN L193 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 197 [2020-09-04 21:14:35,094 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 196 [2020-09-04 21:14:35,457 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:14:35,795 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 200 [2020-09-04 21:14:36,142 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 195 [2020-09-04 21:14:36,499 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:14:36,853 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:14:38,238 WARN L193 SmtUtils]: Spent 1.38 s on a formula simplification. DAG size of input: 245 DAG size of output: 243 [2020-09-04 21:14:38,844 WARN L193 SmtUtils]: Spent 601.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 198 [2020-09-04 21:14:39,021 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 21:14:39,387 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:14:39,554 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:14:39,914 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:14:40,112 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 200 [2020-09-04 21:14:40,302 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 21:14:40,479 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:14:40,662 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:14:40,839 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:14:41,187 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 21:14:41,363 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:14:41,712 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:14:41,890 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:14:42,245 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 197 [2020-09-04 21:14:42,421 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:14:42,593 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:14:42,765 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:14:43,151 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 231 [2020-09-04 21:14:43,528 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 231 [2020-09-04 21:14:43,909 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 231 [2020-09-04 21:14:44,283 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 229 [2020-09-04 21:14:44,662 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 231 [2020-09-04 21:14:45,069 WARN L193 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 237 [2020-09-04 21:14:45,447 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 231 [2020-09-04 21:14:45,852 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 237 [2020-09-04 21:14:46,219 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 228 [2020-09-04 21:14:46,597 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 231 [2020-09-04 21:14:46,964 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 227 [2020-09-04 21:14:47,351 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 236 [2020-09-04 21:14:47,723 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 230 [2020-09-04 21:14:48,108 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 236 [2020-09-04 21:14:48,477 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 227 [2020-09-04 21:14:48,852 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 229 [2020-09-04 21:14:49,227 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 229 [2020-09-04 21:14:49,588 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 226 [2020-09-04 21:14:49,970 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 231 [2020-09-04 21:14:50,348 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 231 [2020-09-04 21:14:50,747 WARN L193 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 237 [2020-09-04 21:14:51,113 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 227 [2020-09-04 21:14:51,508 WARN L193 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 237 [2020-09-04 21:14:51,881 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 230 [2020-09-04 21:14:52,254 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 227 [2020-09-04 21:14:52,641 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 229 [2020-09-04 21:14:52,830 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 198 [2020-09-04 21:14:53,019 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 198 [2020-09-04 21:14:53,740 WARN L193 SmtUtils]: Spent 719.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 202 [2020-09-04 21:14:53,933 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 200 [2020-09-04 21:14:54,124 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 200 [2020-09-04 21:14:54,888 WARN L193 SmtUtils]: Spent 761.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 203 [2020-09-04 21:14:55,306 WARN L193 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 241 [2020-09-04 21:14:55,714 WARN L193 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 239 [2020-09-04 21:14:56,118 WARN L193 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 240 [2020-09-04 21:14:56,668 WARN L193 SmtUtils]: Spent 547.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 217 [2020-09-04 21:14:57,072 WARN L193 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 239 [2020-09-04 21:14:58,968 WARN L193 SmtUtils]: Spent 1.89 s on a formula simplification. DAG size of input: 241 DAG size of output: 227 [2020-09-04 21:15:00,803 WARN L193 SmtUtils]: Spent 1.82 s on a formula simplification. DAG size of input: 243 DAG size of output: 227 [2020-09-04 21:15:01,207 WARN L193 SmtUtils]: Spent 403.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 240 [2020-09-04 21:15:01,743 WARN L193 SmtUtils]: Spent 534.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 215 [2020-09-04 21:15:02,157 WARN L193 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 241 [2020-09-04 21:15:02,554 WARN L193 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 238 [2020-09-04 21:15:02,958 WARN L193 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 239 [2020-09-04 21:15:03,375 WARN L193 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 241 [2020-09-04 21:15:05,269 WARN L193 SmtUtils]: Spent 1.89 s on a formula simplification. DAG size of input: 241 DAG size of output: 227 [2020-09-04 21:15:05,675 WARN L193 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 239 [2020-09-04 21:15:06,583 WARN L193 SmtUtils]: Spent 904.00 ms on a formula simplification. DAG size of input: 257 DAG size of output: 249 [2020-09-04 21:15:06,979 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 238 [2020-09-04 21:15:07,391 WARN L193 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 241 [2020-09-04 21:15:09,220 WARN L193 SmtUtils]: Spent 1.82 s on a formula simplification. DAG size of input: 243 DAG size of output: 227 [2020-09-04 21:15:10,113 WARN L193 SmtUtils]: Spent 883.00 ms on a formula simplification. DAG size of input: 255 DAG size of output: 247 [2020-09-04 21:15:10,502 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 21:15:10,732 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 213 [2020-09-04 21:15:11,152 WARN L193 SmtUtils]: Spent 418.00 ms on a formula simplification that was a NOOP. DAG size: 243 [2020-09-04 21:15:11,560 WARN L193 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 239 [2020-09-04 21:15:11,968 WARN L193 SmtUtils]: Spent 403.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-09-04 21:15:12,386 WARN L193 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 241 [2020-09-04 21:15:12,783 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 21:15:13,184 WARN L193 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 238 [2020-09-04 21:15:13,575 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 21:15:13,996 WARN L193 SmtUtils]: Spent 419.00 ms on a formula simplification that was a NOOP. DAG size: 243 [2020-09-04 21:15:14,409 WARN L193 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 239 [2020-09-04 21:15:15,069 WARN L193 SmtUtils]: Spent 657.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 235 [2020-09-04 21:15:15,453 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 21:15:15,873 WARN L193 SmtUtils]: Spent 416.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 241 [2020-09-04 21:15:16,105 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 211 [2020-09-04 21:15:16,527 WARN L193 SmtUtils]: Spent 419.00 ms on a formula simplification that was a NOOP. DAG size: 243 [2020-09-04 21:15:18,111 WARN L193 SmtUtils]: Spent 1.58 s on a formula simplification. DAG size of input: 245 DAG size of output: 244 [2020-09-04 21:15:18,528 WARN L193 SmtUtils]: Spent 414.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 241 [2020-09-04 21:15:18,950 WARN L193 SmtUtils]: Spent 411.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-09-04 21:15:19,898 WARN L193 SmtUtils]: Spent 944.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 234 [2020-09-04 21:15:21,505 WARN L193 SmtUtils]: Spent 1.61 s on a formula simplification. DAG size of input: 247 DAG size of output: 246 [2020-09-04 21:15:21,919 WARN L193 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 239 [2020-09-04 21:15:22,139 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-09-04 21:15:22,557 WARN L193 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 241 [2020-09-04 21:15:23,516 WARN L193 SmtUtils]: Spent 958.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 236 [2020-09-04 21:15:24,373 WARN L193 SmtUtils]: Spent 855.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 234 [2020-09-04 21:15:24,588 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-09-04 21:15:24,993 WARN L193 SmtUtils]: Spent 403.00 ms on a formula simplification that was a NOOP. DAG size: 239 [2020-09-04 21:15:25,707 WARN L193 SmtUtils]: Spent 712.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 232 [2020-09-04 21:15:27,534 WARN L193 SmtUtils]: Spent 1.83 s on a formula simplification. DAG size of input: 241 DAG size of output: 229 [2020-09-04 21:15:27,938 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 239 [2020-09-04 21:15:28,160 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-09-04 21:15:29,138 WARN L193 SmtUtils]: Spent 975.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 236 [2020-09-04 21:15:29,352 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 210 [2020-09-04 21:15:29,574 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-09-04 21:15:31,390 WARN L193 SmtUtils]: Spent 1.82 s on a formula simplification. DAG size of input: 241 DAG size of output: 229 [2020-09-04 21:15:31,792 WARN L193 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 239 [2020-09-04 21:15:32,205 WARN L193 SmtUtils]: Spent 411.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-09-04 21:15:32,421 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-09-04 21:15:34,241 WARN L193 SmtUtils]: Spent 1.82 s on a formula simplification. DAG size of input: 243 DAG size of output: 227 [2020-09-04 21:15:34,627 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 21:15:36,409 WARN L193 SmtUtils]: Spent 1.78 s on a formula simplification. DAG size of input: 243 DAG size of output: 227 [2020-09-04 21:15:36,820 WARN L193 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 239 [2020-09-04 21:15:37,229 WARN L193 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 239 [2020-09-04 21:15:37,650 WARN L193 SmtUtils]: Spent 419.00 ms on a formula simplification that was a NOOP. DAG size: 243 [2020-09-04 21:15:39,441 WARN L193 SmtUtils]: Spent 1.79 s on a formula simplification. DAG size of input: 249 DAG size of output: 247 [2020-09-04 21:15:39,655 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-09-04 21:15:40,646 WARN L193 SmtUtils]: Spent 990.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 238 [2020-09-04 21:15:41,674 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:15:42,394 WARN L193 SmtUtils]: Spent 719.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 216 [2020-09-04 21:15:43,108 WARN L193 SmtUtils]: Spent 712.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 219 [2020-09-04 21:15:43,835 WARN L193 SmtUtils]: Spent 724.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 234 [2020-09-04 21:15:44,215 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 21:15:44,871 WARN L193 SmtUtils]: Spent 654.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 21:15:45,742 WARN L193 SmtUtils]: Spent 870.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 236 [2020-09-04 21:15:46,537 WARN L193 SmtUtils]: Spent 792.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 21:15:47,066 WARN L193 SmtUtils]: Spent 528.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 216 [2020-09-04 21:15:47,285 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 211 [2020-09-04 21:15:47,709 WARN L193 SmtUtils]: Spent 416.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 241 [2020-09-04 21:15:48,381 WARN L193 SmtUtils]: Spent 664.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 236 [2020-09-04 21:15:48,893 WARN L193 SmtUtils]: Spent 510.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 214 [2020-09-04 21:15:49,313 WARN L193 SmtUtils]: Spent 416.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 241 [2020-09-04 21:15:49,727 WARN L193 SmtUtils]: Spent 411.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-09-04 21:15:51,588 WARN L193 SmtUtils]: Spent 1.86 s on a formula simplification. DAG size of input: 251 DAG size of output: 250 [2020-09-04 21:15:52,392 WARN L193 SmtUtils]: Spent 799.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 220 [2020-09-04 21:15:52,780 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2020-09-04 21:15:53,174 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 21:15:53,547 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 21:15:53,969 WARN L193 SmtUtils]: Spent 419.00 ms on a formula simplification that was a NOOP. DAG size: 243 [2020-09-04 21:15:54,210 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 215 [2020-09-04 21:15:54,616 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 21:15:55,004 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 21:15:55,394 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 21:15:55,613 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-09-04 21:15:56,023 WARN L193 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 240 [2020-09-04 21:15:56,242 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-09-04 21:15:56,651 WARN L193 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 239 [2020-09-04 21:15:57,040 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 21:15:57,755 WARN L193 SmtUtils]: Spent 713.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 233 [2020-09-04 21:15:57,974 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-09-04 21:15:58,354 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 21:15:58,569 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-09-04 21:15:59,310 WARN L193 SmtUtils]: Spent 732.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 241 [2020-09-04 21:15:59,953 WARN L193 SmtUtils]: Spent 640.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 236 [2020-09-04 21:16:00,588 WARN L193 SmtUtils]: Spent 627.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 234 [2020-09-04 21:16:01,218 WARN L193 SmtUtils]: Spent 628.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 234 [2020-09-04 21:16:01,848 WARN L193 SmtUtils]: Spent 628.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 235 [2020-09-04 21:16:02,175 WARN L193 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 200 [2020-09-04 21:16:03,667 WARN L193 SmtUtils]: Spent 1.49 s on a formula simplification. DAG size of input: 236 DAG size of output: 202 [2020-09-04 21:16:05,157 WARN L193 SmtUtils]: Spent 1.48 s on a formula simplification. DAG size of input: 238 DAG size of output: 203 [2020-09-04 21:16:05,787 WARN L193 SmtUtils]: Spent 625.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 234 [2020-09-04 21:16:06,106 WARN L193 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 198 [2020-09-04 21:16:06,736 WARN L193 SmtUtils]: Spent 629.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 235 [2020-09-04 21:16:07,377 WARN L193 SmtUtils]: Spent 638.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 236 [2020-09-04 21:16:07,996 WARN L193 SmtUtils]: Spent 617.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 233 [2020-09-04 21:16:08,633 WARN L193 SmtUtils]: Spent 636.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 236 [2020-09-04 21:16:10,131 WARN L193 SmtUtils]: Spent 1.50 s on a formula simplification. DAG size of input: 236 DAG size of output: 202 [2020-09-04 21:16:10,767 WARN L193 SmtUtils]: Spent 630.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 234 [2020-09-04 21:16:11,386 WARN L193 SmtUtils]: Spent 617.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 233 [2020-09-04 21:16:12,870 WARN L193 SmtUtils]: Spent 1.48 s on a formula simplification. DAG size of input: 238 DAG size of output: 203 [2020-09-04 21:16:13,622 WARN L193 SmtUtils]: Spent 750.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 243 [2020-09-04 21:16:14,263 WARN L193 SmtUtils]: Spent 640.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 236 [2020-09-04 21:16:14,614 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:16:14,970 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:16:15,310 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:16:15,652 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:16:16,008 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:16:16,357 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 21:16:16,702 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:16:17,062 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:16:17,412 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:16:17,766 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:16:18,114 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 21:16:18,463 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:16:18,815 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 21:16:19,171 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:16:19,548 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 21:16:19,735 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2020-09-04 21:16:19,923 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2020-09-04 21:16:20,110 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 21:16:20,297 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 21:16:20,670 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 21:16:20,858 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 21:16:21,238 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 21:16:21,618 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 21:16:21,812 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2020-09-04 21:16:21,997 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 21:16:22,191 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 203 [2020-09-04 21:16:22,384 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 203 [2020-09-04 21:16:22,756 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 21:16:22,948 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 203 [2020-09-04 21:16:23,329 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 21:16:24,039 WARN L193 SmtUtils]: Spent 702.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 238 [2020-09-04 21:16:24,641 WARN L193 SmtUtils]: Spent 599.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 233 [2020-09-04 21:16:25,232 WARN L193 SmtUtils]: Spent 584.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 231 [2020-09-04 21:16:25,821 WARN L193 SmtUtils]: Spent 587.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 231 [2020-09-04 21:16:26,409 WARN L193 SmtUtils]: Spent 587.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 232 [2020-09-04 21:16:26,722 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 200 [2020-09-04 21:16:28,038 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 233 DAG size of output: 202 [2020-09-04 21:16:29,506 WARN L193 SmtUtils]: Spent 1.46 s on a formula simplification. DAG size of input: 235 DAG size of output: 203 [2020-09-04 21:16:30,093 WARN L193 SmtUtils]: Spent 584.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 231 [2020-09-04 21:16:30,405 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 198 [2020-09-04 21:16:30,993 WARN L193 SmtUtils]: Spent 587.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 232 [2020-09-04 21:16:31,592 WARN L193 SmtUtils]: Spent 595.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 233 [2020-09-04 21:16:32,168 WARN L193 SmtUtils]: Spent 575.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 230 [2020-09-04 21:16:32,765 WARN L193 SmtUtils]: Spent 595.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 233 [2020-09-04 21:16:34,083 WARN L193 SmtUtils]: Spent 1.32 s on a formula simplification. DAG size of input: 233 DAG size of output: 202 [2020-09-04 21:16:34,677 WARN L193 SmtUtils]: Spent 588.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 231 [2020-09-04 21:16:35,253 WARN L193 SmtUtils]: Spent 575.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 230 [2020-09-04 21:16:36,713 WARN L193 SmtUtils]: Spent 1.46 s on a formula simplification. DAG size of input: 235 DAG size of output: 203 [2020-09-04 21:16:37,433 WARN L193 SmtUtils]: Spent 719.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 240 [2020-09-04 21:16:38,032 WARN L193 SmtUtils]: Spent 598.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 233 [2020-09-04 21:16:38,564 WARN L193 SmtUtils]: Spent 529.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 214 [2020-09-04 21:16:39,091 WARN L193 SmtUtils]: Spent 522.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 209 [2020-09-04 21:16:39,736 WARN L193 SmtUtils]: Spent 642.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 215 [2020-09-04 21:16:40,278 WARN L193 SmtUtils]: Spent 539.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 216 [2020-09-04 21:16:41,479 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 251 DAG size of output: 242 [2020-09-04 21:16:42,893 WARN L193 SmtUtils]: Spent 1.41 s on a formula simplification. DAG size of input: 237 DAG size of output: 225 [2020-09-04 21:16:43,289 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 237 [2020-09-04 21:16:44,584 WARN L193 SmtUtils]: Spent 1.29 s on a formula simplification. DAG size of input: 239 DAG size of output: 227 [2020-09-04 21:16:45,221 WARN L193 SmtUtils]: Spent 635.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 215 [2020-09-04 21:16:45,751 WARN L193 SmtUtils]: Spent 528.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 214 [2020-09-04 21:16:46,885 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 253 DAG size of output: 244 [2020-09-04 21:16:47,498 WARN L193 SmtUtils]: Spent 611.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 211 [2020-09-04 21:16:47,893 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 237 [2020-09-04 21:16:48,301 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 239 [2020-09-04 21:16:49,702 WARN L193 SmtUtils]: Spent 1.40 s on a formula simplification. DAG size of input: 237 DAG size of output: 225 [2020-09-04 21:16:50,233 WARN L193 SmtUtils]: Spent 527.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 212 [2020-09-04 21:16:50,437 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 209 [2020-09-04 21:16:51,022 WARN L193 SmtUtils]: Spent 583.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 212 [2020-09-04 21:16:51,570 WARN L193 SmtUtils]: Spent 546.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 211 [2020-09-04 21:16:51,958 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 237 [2020-09-04 21:16:53,244 WARN L193 SmtUtils]: Spent 1.28 s on a formula simplification. DAG size of input: 239 DAG size of output: 227 [2020-09-04 21:16:53,450 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 207 [2020-09-04 21:16:53,982 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 21:16:54,385 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 21:16:55,167 WARN L193 SmtUtils]: Spent 780.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 210 [2020-09-04 21:16:55,567 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 21:16:56,243 WARN L193 SmtUtils]: Spent 673.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 209 [2020-09-04 21:16:57,060 WARN L193 SmtUtils]: Spent 811.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 211 [2020-09-04 21:16:57,890 WARN L193 SmtUtils]: Spent 827.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 211 [2020-09-04 21:16:58,292 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 21:16:58,695 WARN L193 SmtUtils]: Spent 402.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 21:16:59,099 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 21:16:59,319 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-09-04 21:16:59,528 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-09-04 21:16:59,736 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-09-04 21:17:00,131 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 233 [2020-09-04 21:17:00,340 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-09-04 21:17:00,732 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 232 [2020-09-04 21:17:00,940 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-09-04 21:17:01,332 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 232 [2020-09-04 21:17:01,535 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-09-04 21:17:01,758 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 208 [2020-09-04 21:17:02,157 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 21:17:02,376 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-09-04 21:17:02,580 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-09-04 21:17:02,979 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 21:17:03,369 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 21:17:03,578 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-09-04 21:17:03,786 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-09-04 21:17:04,004 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 206 [2020-09-04 21:17:04,227 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 208 [2020-09-04 21:17:04,440 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-09-04 21:17:04,659 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-09-04 21:17:05,062 WARN L193 SmtUtils]: Spent 400.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 21:17:05,465 WARN L193 SmtUtils]: Spent 402.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 21:17:05,857 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 232 [2020-09-04 21:17:06,077 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 206 [2020-09-04 21:17:06,282 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-09-04 21:17:06,676 WARN L193 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 232 [2020-09-04 21:17:06,889 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-09-04 21:17:07,261 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:17:07,609 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:17:07,972 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:17:08,317 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 30 [2020-09-04 21:17:08,661 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 30 [2020-09-04 21:17:09,018 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 32 [2020-09-04 21:17:09,374 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 32 [2020-09-04 21:17:10,115 WARN L193 SmtUtils]: Spent 738.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 238 [2020-09-04 21:17:10,469 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 32 [2020-09-04 21:17:11,187 WARN L193 SmtUtils]: Spent 716.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 236 [2020-09-04 21:17:11,929 WARN L193 SmtUtils]: Spent 738.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 238 [2020-09-04 21:17:12,270 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 29 [2020-09-04 21:17:12,621 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 32 [2020-09-04 21:17:13,501 WARN L193 SmtUtils]: Spent 876.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 232 [2020-09-04 21:17:14,228 WARN L193 SmtUtils]: Spent 724.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 236 [2020-09-04 21:17:14,952 WARN L193 SmtUtils]: Spent 722.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 236 [2020-09-04 21:17:15,676 WARN L193 SmtUtils]: Spent 716.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 238 [2020-09-04 21:17:16,385 WARN L193 SmtUtils]: Spent 707.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 236 [2020-09-04 21:17:17,126 WARN L193 SmtUtils]: Spent 738.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 238 [2020-09-04 21:17:17,475 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 30 [2020-09-04 21:17:18,365 WARN L193 SmtUtils]: Spent 888.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 234 [2020-09-04 21:17:19,089 WARN L193 SmtUtils]: Spent 722.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 236 [2020-09-04 21:17:19,440 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 30 [2020-09-04 21:17:19,790 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 31 [2020-09-04 21:17:20,529 WARN L193 SmtUtils]: Spent 737.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 238 [2020-09-04 21:17:20,882 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:17:21,240 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:17:22,661 WARN L193 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 226 DAG size of output: 214 [2020-09-04 21:17:22,840 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 21:17:23,013 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:17:24,010 WARN L193 SmtUtils]: Spent 990.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 236 [2020-09-04 21:17:25,001 WARN L193 SmtUtils]: Spent 989.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 236 [2020-09-04 21:17:25,362 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 196 [2020-09-04 21:17:25,852 WARN L193 SmtUtils]: Spent 488.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 198 [2020-09-04 21:17:26,341 WARN L193 SmtUtils]: Spent 487.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 198 [2020-09-04 21:17:26,950 WARN L193 SmtUtils]: Spent 606.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 205 [2020-09-04 21:17:27,557 WARN L193 SmtUtils]: Spent 605.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 205 [2020-09-04 21:17:28,978 WARN L193 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 226 DAG size of output: 214 [2020-09-04 21:17:30,401 WARN L193 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 226 DAG size of output: 214 [2020-09-04 21:17:30,757 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 197 [2020-09-04 21:17:30,950 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 198 [2020-09-04 21:17:32,371 WARN L193 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 226 DAG size of output: 214 [2020-09-04 21:17:32,541 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 21:17:33,072 WARN L193 SmtUtils]: Spent 528.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 200 [2020-09-04 21:17:33,414 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:17:33,762 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:17:33,943 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:17:34,900 WARN L193 SmtUtils]: Spent 955.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 238 [2020-09-04 21:17:35,857 WARN L193 SmtUtils]: Spent 955.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 238 [2020-09-04 21:17:36,031 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:17:36,203 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:17:36,551 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:17:37,975 WARN L193 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 226 DAG size of output: 214 [2020-09-04 21:17:38,510 WARN L193 SmtUtils]: Spent 529.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 200 [2020-09-04 21:17:39,931 WARN L193 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 226 DAG size of output: 214 [2020-09-04 21:17:40,293 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 198 [2020-09-04 21:17:40,655 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 198 [2020-09-04 21:17:41,005 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:17:41,170 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2020-09-04 21:17:42,592 WARN L193 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 226 DAG size of output: 214 [2020-09-04 21:17:42,762 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 195 [2020-09-04 21:17:42,934 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 21:17:43,275 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:17:43,670 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 21:17:43,867 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-09-04 21:17:44,065 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-09-04 21:17:44,262 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-09-04 21:17:44,459 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-09-04 21:17:44,847 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 21:17:45,039 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 203 [2020-09-04 21:17:45,433 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 21:17:45,828 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 21:17:46,031 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-09-04 21:17:46,227 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 203 [2020-09-04 21:17:46,430 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-09-04 21:17:46,634 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-09-04 21:17:47,020 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 21:17:47,223 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-09-04 21:17:47,618 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 21:17:50,734 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 21:17:51,101 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 197 [2020-09-04 21:17:52,039 WARN L193 SmtUtils]: Spent 931.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 226 [2020-09-04 21:17:52,375 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 195 [2020-09-04 21:17:52,838 WARN L193 SmtUtils]: Spent 462.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 198 [2020-09-04 21:17:53,218 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 200 [2020-09-04 21:17:54,380 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 220 DAG size of output: 208 [2020-09-04 21:17:54,722 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:17:55,791 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 222 DAG size of output: 210 [2020-09-04 21:17:56,141 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:17:56,513 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 198 [2020-09-04 21:17:57,073 WARN L193 SmtUtils]: Spent 558.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 196 [2020-09-04 21:17:57,952 WARN L193 SmtUtils]: Spent 876.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 228 [2020-09-04 21:17:58,487 WARN L193 SmtUtils]: Spent 533.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 196 [2020-09-04 21:17:58,842 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:18:00,080 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 220 DAG size of output: 207 [2020-09-04 21:18:00,423 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:18:00,763 WARN L193 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 195 [2020-09-04 21:18:01,289 WARN L193 SmtUtils]: Spent 525.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 194 [2020-09-04 21:18:02,390 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 222 DAG size of output: 211 [2020-09-04 21:18:02,560 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 196 [2020-09-04 21:18:02,925 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 197 [2020-09-04 21:18:04,250 WARN L193 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 195 [2020-09-04 21:18:05,351 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 222 DAG size of output: 211 [2020-09-04 21:18:06,229 WARN L193 SmtUtils]: Spent 877.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 228 [2020-09-04 21:18:06,757 WARN L193 SmtUtils]: Spent 526.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 194 [2020-09-04 21:18:07,292 WARN L193 SmtUtils]: Spent 533.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 196 [2020-09-04 21:18:07,657 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 197 [2020-09-04 21:18:07,827 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 196 [2020-09-04 21:18:07,996 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 21:18:08,365 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 197 [2020-09-04 21:18:08,707 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:18:09,638 WARN L193 SmtUtils]: Spent 928.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 226 [2020-09-04 21:18:10,799 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 220 DAG size of output: 208 [2020-09-04 21:18:11,180 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 200 [2020-09-04 21:18:12,245 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 222 DAG size of output: 210 [2020-09-04 21:18:12,580 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 195 [2020-09-04 21:18:13,048 WARN L193 SmtUtils]: Spent 467.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 198 [2020-09-04 21:18:13,398 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:18:13,773 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 198 [2020-09-04 21:18:14,332 WARN L193 SmtUtils]: Spent 558.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 196 [2020-09-04 21:18:14,688 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:18:15,927 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 220 DAG size of output: 207 [2020-09-04 21:18:16,271 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:18:17,971 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 21:18:18,329 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:18:18,511 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 21:18:18,870 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:18:19,052 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 21:18:19,420 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 21:18:19,596 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 21:18:19,772 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:18:20,137 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 21:18:20,314 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:18:20,678 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 21:18:21,039 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:18:21,219 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 21:18:21,391 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:18:21,567 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:18:21,751 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:18:22,102 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:18:22,304 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-09-04 21:18:22,692 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 21:18:22,894 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-09-04 21:18:23,283 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 21:18:23,486 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-09-04 21:18:23,883 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 21:18:24,079 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-09-04 21:18:24,276 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-09-04 21:18:24,671 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 21:18:24,868 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-09-04 21:18:25,263 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 21:18:25,652 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 21:18:25,850 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-09-04 21:18:26,042 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 203 [2020-09-04 21:18:26,239 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-09-04 21:18:26,435 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 203 [2020-09-04 21:18:26,616 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 21:18:26,797 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 21:18:26,982 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 21:18:27,349 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 21:18:27,530 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 21:18:27,719 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 21:18:28,084 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 21:18:28,450 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 21:18:31,704 WARN L193 SmtUtils]: Spent 3.25 s on a formula simplification. DAG size of input: 498 DAG size of output: 334 [2020-09-04 21:18:32,060 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:18:32,409 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:18:32,794 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 21:18:32,986 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 203 [2020-09-04 21:18:33,358 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 21:18:33,550 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 203 [2020-09-04 21:18:33,924 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 21:18:34,116 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 203 [2020-09-04 21:18:34,497 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 21:18:34,683 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 21:18:34,869 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2020-09-04 21:18:35,248 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 21:18:35,435 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2020-09-04 21:18:35,815 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 21:18:36,189 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 21:18:36,378 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 21:18:36,560 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 21:18:36,747 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2020-09-04 21:18:36,933 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 21:18:37,284 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:18:45,189 WARN L193 SmtUtils]: Spent 7.90 s on a formula simplification. DAG size of input: 675 DAG size of output: 497 [2020-09-04 21:18:49,061 WARN L193 SmtUtils]: Spent 3.26 s on a formula simplification. DAG size of input: 498 DAG size of output: 334 [2020-09-04 21:18:49,425 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:18:50,186 WARN L193 SmtUtils]: Spent 759.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 203 [2020-09-04 21:18:50,556 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 21:18:50,911 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:18:51,266 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:18:51,636 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 21:18:52,265 WARN L193 SmtUtils]: Spent 627.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 237 [2020-09-04 21:18:52,883 WARN L193 SmtUtils]: Spent 613.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 235 [2020-09-04 21:18:53,257 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 21:18:53,622 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:18:54,342 WARN L193 SmtUtils]: Spent 718.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 202 [2020-09-04 21:18:54,534 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 200 [2020-09-04 21:18:55,296 WARN L193 SmtUtils]: Spent 759.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 203 [2020-09-04 21:18:55,658 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:18:56,020 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 21:18:56,384 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:18:56,573 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 198 [2020-09-04 21:18:56,935 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 21:18:57,305 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 21:18:58,025 WARN L193 SmtUtils]: Spent 719.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 202 [2020-09-04 21:18:58,373 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:18:58,541 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 21:18:58,907 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 197 [2020-09-04 21:18:59,843 WARN L193 SmtUtils]: Spent 929.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 226 [2020-09-04 21:19:00,179 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 195 [2020-09-04 21:19:00,642 WARN L193 SmtUtils]: Spent 462.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 198 [2020-09-04 21:19:01,022 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 200 [2020-09-04 21:19:02,183 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 220 DAG size of output: 208 [2020-09-04 21:19:02,525 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:19:03,600 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 222 DAG size of output: 210 [2020-09-04 21:19:03,950 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:19:04,322 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 198 [2020-09-04 21:19:04,881 WARN L193 SmtUtils]: Spent 558.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 196 [2020-09-04 21:19:05,762 WARN L193 SmtUtils]: Spent 878.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 228 [2020-09-04 21:19:06,297 WARN L193 SmtUtils]: Spent 534.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 196 [2020-09-04 21:19:06,652 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:19:07,890 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 220 DAG size of output: 207 [2020-09-04 21:19:08,234 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:19:08,574 WARN L193 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 195 [2020-09-04 21:19:09,100 WARN L193 SmtUtils]: Spent 525.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 194 [2020-09-04 21:19:10,200 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 222 DAG size of output: 211 [2020-09-04 21:19:10,370 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 196 [2020-09-04 21:19:10,734 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 197 [2020-09-04 21:19:11,132 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 21:19:11,540 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 238 [2020-09-04 21:19:11,928 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 21:19:12,323 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 237 [2020-09-04 21:19:12,711 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 21:19:13,097 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 21:19:13,500 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 238 [2020-09-04 21:19:13,890 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 21:19:14,287 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 237 [2020-09-04 21:19:14,694 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 238 [2020-09-04 21:19:15,098 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 238 [2020-09-04 21:19:15,505 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 238 [2020-09-04 21:19:15,885 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 21:19:16,290 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 238 [2020-09-04 21:19:16,689 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 21:19:17,076 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 21:19:17,438 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:19:20,694 WARN L193 SmtUtils]: Spent 3.25 s on a formula simplification. DAG size of input: 498 DAG size of output: 334 [2020-09-04 21:19:20,890 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2020-09-04 21:19:21,275 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 21:19:21,462 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2020-09-04 21:19:21,835 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 21:19:22,208 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 21:19:22,395 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2020-09-04 21:19:22,775 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 21:19:23,150 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 21:19:23,525 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 21:19:23,910 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 21:19:24,292 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 21:19:24,674 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 21:19:24,856 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 21:19:25,239 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 21:19:25,428 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 21:19:25,800 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 21:19:26,039 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 213 [2020-09-04 21:19:27,038 WARN L193 SmtUtils]: Spent 997.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 217 [2020-09-04 21:19:28,004 WARN L193 SmtUtils]: Spent 954.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 218 [2020-09-04 21:19:28,222 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 211 [2020-09-04 21:19:29,230 WARN L193 SmtUtils]: Spent 997.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 217 [2020-09-04 21:19:29,459 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 213 [2020-09-04 21:19:30,421 WARN L193 SmtUtils]: Spent 954.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 218 [2020-09-04 21:19:30,647 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 211 [2020-09-04 21:19:30,833 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 198 [2020-09-04 21:19:31,010 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:19:31,196 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 198 [2020-09-04 21:19:31,368 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:19:31,544 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:19:31,715 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:19:31,892 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:19:32,252 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:19:32,600 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:19:32,948 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 21:19:33,296 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:19:33,652 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:19:34,014 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:19:34,733 WARN L193 SmtUtils]: Spent 717.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 202 [2020-09-04 21:19:35,088 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:19:35,430 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:19:35,791 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:19:36,140 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:19:36,331 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 200 [2020-09-04 21:19:36,522 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 200 [2020-09-04 21:19:36,877 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:19:37,233 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:19:37,996 WARN L193 SmtUtils]: Spent 761.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 203 [2020-09-04 21:19:38,356 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:19:38,541 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 27 [2020-09-04 21:19:38,790 WARN L193 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 25 [2020-09-04 21:19:39,222 WARN L193 SmtUtils]: Spent 422.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 200 [2020-09-04 21:19:39,689 WARN L193 SmtUtils]: Spent 463.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 201 [2020-09-04 21:19:39,939 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 27 [2020-09-04 21:19:40,122 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 25 [2020-09-04 21:19:40,297 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 25 [2020-09-04 21:19:40,699 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 33 [2020-09-04 21:19:40,877 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 28 [2020-09-04 21:19:41,056 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 28 [2020-09-04 21:19:41,475 WARN L193 SmtUtils]: Spent 414.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 198 [2020-09-04 21:19:41,933 WARN L193 SmtUtils]: Spent 453.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 199 [2020-09-04 21:19:42,111 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 28 [2020-09-04 21:19:42,289 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 28 [2020-09-04 21:19:42,534 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 25 [2020-09-04 21:19:42,868 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 31 [2020-09-04 21:19:43,161 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 29 [2020-09-04 21:19:43,575 WARN L193 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 198 [2020-09-04 21:19:44,036 WARN L193 SmtUtils]: Spent 456.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 199 [2020-09-04 21:19:44,333 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 28 [2020-09-04 21:19:44,755 WARN L193 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 200 [2020-09-04 21:19:45,001 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 25 [2020-09-04 21:19:45,464 WARN L193 SmtUtils]: Spent 461.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 201 [2020-09-04 21:19:45,709 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 25 [2020-09-04 21:19:46,123 WARN L193 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 198 [2020-09-04 21:19:46,579 WARN L193 SmtUtils]: Spent 452.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 199 [2020-09-04 21:19:46,997 WARN L193 SmtUtils]: Spent 414.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 198 [2020-09-04 21:19:47,250 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 27 [2020-09-04 21:19:47,673 WARN L193 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 200 [2020-09-04 21:19:47,868 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2020-09-04 21:19:48,254 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 21:19:48,442 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2020-09-04 21:19:48,815 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 21:19:49,189 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 21:19:49,375 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2020-09-04 21:19:49,755 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 21:19:50,131 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 21:19:50,505 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 21:19:50,890 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 21:19:51,272 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 21:19:51,656 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 21:19:51,838 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 21:19:52,221 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 21:19:52,410 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 21:19:52,782 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 21:19:52,975 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 198 [2020-09-04 21:19:53,153 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:19:53,339 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 198 [2020-09-04 21:19:53,512 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:19:53,688 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:19:53,859 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:19:54,036 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:19:54,396 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:19:54,745 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:19:55,093 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 21:19:55,442 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:19:55,797 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:19:56,160 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:19:56,881 WARN L193 SmtUtils]: Spent 719.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 202 [2020-09-04 21:19:57,237 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:19:57,578 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 21:19:57,940 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:19:58,289 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:19:58,480 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 200 [2020-09-04 21:19:58,670 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 200 [2020-09-04 21:19:59,025 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:19:59,382 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:20:00,145 WARN L193 SmtUtils]: Spent 760.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 203 [2020-09-04 21:20:00,505 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:20:00,867 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:20:01,230 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:20:01,578 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 21:20:01,928 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 21:20:02,291 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:20:02,647 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:20:02,999 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 21:20:03,365 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:20:03,723 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:20:04,082 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:20:04,438 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:20:04,794 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:20:05,154 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:20:05,516 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:20:05,707 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:20:06,078 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 21:20:06,256 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:20:06,432 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 21:20:06,790 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:20:06,966 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:20:07,148 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 21:20:07,509 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:20:07,687 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 21:20:08,055 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 21:20:08,423 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 21:20:08,607 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 21:20:08,779 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:20:08,963 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 21:20:09,141 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:20:09,500 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:20:10,467 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 30 [2020-09-04 21:20:10,811 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 30 [2020-09-04 21:20:11,168 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 32 [2020-09-04 21:20:11,524 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 32 [2020-09-04 21:20:12,264 WARN L193 SmtUtils]: Spent 738.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 238 [2020-09-04 21:20:12,617 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 32 [2020-09-04 21:20:13,333 WARN L193 SmtUtils]: Spent 715.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 236 [2020-09-04 21:20:14,074 WARN L193 SmtUtils]: Spent 738.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 238 [2020-09-04 21:20:14,416 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 29 [2020-09-04 21:20:14,767 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 32 [2020-09-04 21:20:15,645 WARN L193 SmtUtils]: Spent 874.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 232 [2020-09-04 21:20:16,371 WARN L193 SmtUtils]: Spent 723.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 236 [2020-09-04 21:20:17,094 WARN L193 SmtUtils]: Spent 722.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 236 [2020-09-04 21:20:17,818 WARN L193 SmtUtils]: Spent 716.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 238 [2020-09-04 21:20:18,548 WARN L193 SmtUtils]: Spent 728.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 236 [2020-09-04 21:20:19,287 WARN L193 SmtUtils]: Spent 737.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 238 [2020-09-04 21:20:19,636 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 30 [2020-09-04 21:20:20,528 WARN L193 SmtUtils]: Spent 889.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 234 [2020-09-04 21:20:21,236 WARN L193 SmtUtils]: Spent 707.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 236 [2020-09-04 21:20:21,588 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 30 [2020-09-04 21:20:21,938 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 31 [2020-09-04 21:20:22,676 WARN L193 SmtUtils]: Spent 737.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 238 [2020-09-04 21:20:24,437 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:20:24,786 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:20:26,246 WARN L193 SmtUtils]: Spent 1.46 s on a formula simplification. DAG size of input: 228 DAG size of output: 217 [2020-09-04 21:20:26,604 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:20:27,922 WARN L193 SmtUtils]: Spent 1.32 s on a formula simplification. DAG size of input: 243 DAG size of output: 241 [2020-09-04 21:20:28,266 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:20:29,583 WARN L193 SmtUtils]: Spent 1.32 s on a formula simplification. DAG size of input: 243 DAG size of output: 241 [2020-09-04 21:20:31,043 WARN L193 SmtUtils]: Spent 1.46 s on a formula simplification. DAG size of input: 228 DAG size of output: 217 [2020-09-04 21:20:31,505 WARN L193 SmtUtils]: Spent 460.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 199 [2020-09-04 21:20:32,008 WARN L193 SmtUtils]: Spent 501.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 196 [2020-09-04 21:20:32,179 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:20:33,641 WARN L193 SmtUtils]: Spent 1.46 s on a formula simplification. DAG size of input: 228 DAG size of output: 217 [2020-09-04 21:20:33,812 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:20:34,161 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:20:34,585 WARN L193 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 200 [2020-09-04 21:20:34,910 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 199 [2020-09-04 21:20:35,238 WARN L193 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 198 [2020-09-04 21:20:35,734 WARN L193 SmtUtils]: Spent 494.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 196 [2020-09-04 21:20:36,343 WARN L193 SmtUtils]: Spent 608.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 202 [2020-09-04 21:20:36,706 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 198 [2020-09-04 21:20:37,068 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 198 [2020-09-04 21:20:37,680 WARN L193 SmtUtils]: Spent 610.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 200 [2020-09-04 21:20:37,998 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 197 [2020-09-04 21:20:38,175 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 196 [2020-09-04 21:20:39,605 WARN L193 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 226 DAG size of output: 214 [2020-09-04 21:20:39,963 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:20:40,563 WARN L193 SmtUtils]: Spent 598.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 200 [2020-09-04 21:20:40,921 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 21:20:41,272 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:20:41,604 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 200 [2020-09-04 21:20:42,987 WARN L193 SmtUtils]: Spent 1.38 s on a formula simplification. DAG size of input: 245 DAG size of output: 243 [2020-09-04 21:20:43,165 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 196 [2020-09-04 21:20:43,510 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 195 [2020-09-04 21:20:44,113 WARN L193 SmtUtils]: Spent 600.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 198 [2020-09-04 21:20:44,291 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 21:20:44,652 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 21:20:45,773 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 239 DAG size of output: 238 [2020-09-04 21:20:46,891 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 239 DAG size of output: 238 [2020-09-04 21:20:48,349 WARN L193 SmtUtils]: Spent 1.46 s on a formula simplification. DAG size of input: 228 DAG size of output: 217 [2020-09-04 21:20:48,698 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:20:48,864 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 21:20:50,291 WARN L193 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 226 DAG size of output: 214 [2020-09-04 21:20:51,715 WARN L193 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 226 DAG size of output: 214 [2020-09-04 21:20:51,907 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 200 [2020-09-04 21:20:52,260 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:20:53,680 WARN L193 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 226 DAG size of output: 214 [2020-09-04 21:20:54,290 WARN L193 SmtUtils]: Spent 609.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 204 [2020-09-04 21:20:55,752 WARN L193 SmtUtils]: Spent 1.46 s on a formula simplification. DAG size of input: 228 DAG size of output: 217 [2020-09-04 21:20:56,362 WARN L193 SmtUtils]: Spent 608.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 204 [2020-09-04 21:20:57,509 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 241 DAG size of output: 240 [2020-09-04 21:20:57,686 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:20:57,872 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 200 [2020-09-04 21:20:58,361 WARN L193 SmtUtils]: Spent 488.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 198 [2020-09-04 21:20:58,850 WARN L193 SmtUtils]: Spent 487.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 198 [2020-09-04 21:20:59,025 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:20:59,378 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 196 [2020-09-04 21:20:59,739 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 197 [2020-09-04 21:20:59,910 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:21:00,086 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:21:00,711 WARN L193 SmtUtils]: Spent 623.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 206 [2020-09-04 21:21:02,130 WARN L193 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 226 DAG size of output: 214 [2020-09-04 21:21:02,300 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 195 [2020-09-04 21:21:02,641 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 21:21:02,817 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:21:03,161 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2020-09-04 21:21:03,759 WARN L193 SmtUtils]: Spent 595.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 200 [2020-09-04 21:21:03,944 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 198 [2020-09-04 21:21:05,365 WARN L193 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 226 DAG size of output: 214 [2020-09-04 21:21:05,538 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 21:21:05,718 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 21:21:07,136 WARN L193 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 226 DAG size of output: 214 [2020-09-04 21:21:07,487 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 21:21:15,380 WARN L193 SmtUtils]: Spent 7.89 s on a formula simplification. DAG size of input: 675 DAG size of output: 495 [2020-09-04 21:21:15,764 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 21:21:16,145 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 21:21:16,889 WARN L193 SmtUtils]: Spent 742.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 205 [2020-09-04 21:21:17,266 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 21:21:17,938 WARN L193 SmtUtils]: Spent 670.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 206 [2020-09-04 21:21:18,702 WARN L193 SmtUtils]: Spent 759.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 207 [2020-09-04 21:21:19,416 WARN L193 SmtUtils]: Spent 710.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 207 [2020-09-04 21:21:19,794 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 21:21:20,174 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 21:21:20,555 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 21:21:20,758 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 21:21:20,950 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 21:21:21,142 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 21:21:21,512 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 229 [2020-09-04 21:21:21,703 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 21:21:22,073 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:21:22,265 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2020-09-04 21:21:22,634 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:21:22,821 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2020-09-04 21:21:23,027 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 204 [2020-09-04 21:21:23,404 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 21:21:23,607 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-09-04 21:21:23,794 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2020-09-04 21:21:24,171 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 21:21:24,534 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 227 [2020-09-04 21:21:24,726 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 21:21:24,918 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 21:21:25,119 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 202 [2020-09-04 21:21:25,326 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 204 [2020-09-04 21:21:25,523 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 21:21:25,725 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-09-04 21:21:26,105 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 21:21:26,486 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 21:21:26,856 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:21:27,059 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 202 [2020-09-04 21:21:27,247 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2020-09-04 21:21:27,618 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 21:21:27,815 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 21:21:28,360 WARN L193 SmtUtils]: Spent 532.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 203 [2020-09-04 21:21:28,870 WARN L193 SmtUtils]: Spent 507.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 201 [2020-09-04 21:21:29,808 WARN L193 SmtUtils]: Spent 937.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 227 [2020-09-04 21:21:30,987 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 251 DAG size of output: 232 [2020-09-04 21:21:31,737 WARN L193 SmtUtils]: Spent 747.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 225 [2020-09-04 21:21:32,257 WARN L193 SmtUtils]: Spent 518.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 203 [2020-09-04 21:21:33,648 WARN L193 SmtUtils]: Spent 1.39 s on a formula simplification. DAG size of input: 252 DAG size of output: 234 [2020-09-04 21:21:34,591 WARN L193 SmtUtils]: Spent 939.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 227 [2020-09-04 21:21:35,552 WARN L193 SmtUtils]: Spent 960.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 227 [2020-09-04 21:21:36,096 WARN L193 SmtUtils]: Spent 543.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 205 [2020-09-04 21:21:37,284 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 249 DAG size of output: 229 [2020-09-04 21:21:38,458 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 249 DAG size of output: 230 [2020-09-04 21:21:39,856 WARN L193 SmtUtils]: Spent 1.39 s on a formula simplification. DAG size of input: 254 DAG size of output: 236 [2020-09-04 21:21:40,792 WARN L193 SmtUtils]: Spent 933.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 224 [2020-09-04 21:21:41,981 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 251 DAG size of output: 231 [2020-09-04 21:21:43,158 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 249 DAG size of output: 230