/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product62.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-3af5e1f [2020-09-04 16:01:50,363 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-04 16:01:50,367 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-04 16:01:50,414 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-04 16:01:50,415 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-04 16:01:50,426 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-04 16:01:50,428 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-04 16:01:50,432 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-04 16:01:50,436 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-04 16:01:50,438 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-04 16:01:50,441 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-04 16:01:50,442 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-04 16:01:50,443 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-04 16:01:50,446 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-04 16:01:50,447 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-04 16:01:50,449 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-04 16:01:50,451 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-04 16:01:50,452 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-04 16:01:50,454 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-04 16:01:50,462 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-04 16:01:50,464 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-04 16:01:50,466 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-04 16:01:50,467 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-04 16:01:50,468 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-04 16:01:50,473 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-04 16:01:50,473 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-04 16:01:50,473 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-04 16:01:50,476 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-04 16:01:50,477 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-04 16:01:50,478 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-04 16:01:50,478 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-04 16:01:50,479 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-04 16:01:50,480 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-04 16:01:50,480 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-04 16:01:50,482 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-04 16:01:50,482 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-04 16:01:50,483 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-04 16:01:50,483 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-04 16:01:50,483 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-04 16:01:50,485 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-04 16:01:50,486 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-04 16:01:50,487 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf [2020-09-04 16:01:50,508 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-04 16:01:50,508 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-04 16:01:50,510 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-04 16:01:50,510 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-04 16:01:50,510 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-04 16:01:50,511 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-04 16:01:50,511 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-04 16:01:50,511 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-04 16:01:50,511 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-04 16:01:50,511 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-04 16:01:50,512 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-04 16:01:50,513 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-04 16:01:50,513 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-04 16:01:50,513 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-04 16:01:50,514 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-04 16:01:50,514 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-09-04 16:01:50,514 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-04 16:01:50,514 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-04 16:01:50,514 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-04 16:01:50,515 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-04 16:01:50,515 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-09-04 16:01:50,515 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-04 16:01:50,515 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-09-04 16:01:50,913 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-04 16:01:50,927 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-04 16:01:50,932 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-04 16:01:50,934 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-04 16:01:50,936 INFO L275 PluginConnector]: CDTParser initialized [2020-09-04 16:01:50,937 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product62.cil.c [2020-09-04 16:01:51,025 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/36e20fc7b/f01fbb9649a14b209452fcc7c46587de/FLAG37fa69b82 [2020-09-04 16:01:51,614 INFO L306 CDTParser]: Found 1 translation units. [2020-09-04 16:01:51,615 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec5_product62.cil.c [2020-09-04 16:01:51,634 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/36e20fc7b/f01fbb9649a14b209452fcc7c46587de/FLAG37fa69b82 [2020-09-04 16:01:51,890 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/36e20fc7b/f01fbb9649a14b209452fcc7c46587de [2020-09-04 16:01:51,904 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-04 16:01:51,906 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-04 16:01:51,907 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-04 16:01:51,907 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-04 16:01:51,911 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-04 16:01:51,912 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.09 04:01:51" (1/1) ... [2020-09-04 16:01:51,916 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56344ce7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 04:01:51, skipping insertion in model container [2020-09-04 16:01:51,917 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.09 04:01:51" (1/1) ... [2020-09-04 16:01:51,925 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-04 16:01:51,983 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-04 16:01:52,414 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-04 16:01:52,432 INFO L203 MainTranslator]: Completed pre-run [2020-09-04 16:01:52,524 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-04 16:01:52,564 INFO L208 MainTranslator]: Completed translation [2020-09-04 16:01:52,565 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 04:01:52 WrapperNode [2020-09-04 16:01:52,565 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-04 16:01:52,566 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-04 16:01:52,566 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-04 16:01:52,566 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-04 16:01:52,582 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 04:01:52" (1/1) ... [2020-09-04 16:01:52,582 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 04:01:52" (1/1) ... [2020-09-04 16:01:52,602 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 04:01:52" (1/1) ... [2020-09-04 16:01:52,603 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 04:01:52" (1/1) ... [2020-09-04 16:01:52,635 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 04:01:52" (1/1) ... [2020-09-04 16:01:52,646 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 04:01:52" (1/1) ... [2020-09-04 16:01:52,651 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 04:01:52" (1/1) ... [2020-09-04 16:01:52,659 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-04 16:01:52,660 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-04 16:01:52,660 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-04 16:01:52,660 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-04 16:01:52,661 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 04:01:52" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-04 16:01:52,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-04 16:01:52,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-04 16:01:52,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-09-04 16:01:52,753 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-09-04 16:01:52,753 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-09-04 16:01:52,753 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-09-04 16:01:52,753 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-09-04 16:01:52,753 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-09-04 16:01:52,754 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-09-04 16:01:52,754 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-09-04 16:01:52,754 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-09-04 16:01:52,754 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-09-04 16:01:52,754 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-09-04 16:01:52,755 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-09-04 16:01:52,755 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-09-04 16:01:52,755 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-09-04 16:01:52,755 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-09-04 16:01:52,755 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-09-04 16:01:52,756 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-09-04 16:01:52,756 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-09-04 16:01:52,756 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-09-04 16:01:52,757 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-09-04 16:01:52,757 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-09-04 16:01:52,757 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-09-04 16:01:52,757 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-09-04 16:01:52,758 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-09-04 16:01:52,758 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-09-04 16:01:52,758 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-09-04 16:01:52,758 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-09-04 16:01:52,758 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-09-04 16:01:52,758 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-09-04 16:01:52,759 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-09-04 16:01:52,759 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-09-04 16:01:52,759 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-09-04 16:01:52,759 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-09-04 16:01:52,759 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-09-04 16:01:52,759 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-09-04 16:01:52,760 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-09-04 16:01:52,760 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-09-04 16:01:52,760 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-04 16:01:52,760 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-09-04 16:01:52,760 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-09-04 16:01:52,761 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-09-04 16:01:52,761 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-09-04 16:01:52,761 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-09-04 16:01:52,761 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-04 16:01:52,762 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-04 16:01:52,762 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-09-04 16:01:52,762 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-09-04 16:01:52,762 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-09-04 16:01:52,762 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-09-04 16:01:52,762 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-09-04 16:01:52,763 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-09-04 16:01:52,763 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-09-04 16:01:52,763 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-09-04 16:01:52,763 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-09-04 16:01:52,763 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-09-04 16:01:52,764 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-09-04 16:01:52,764 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-09-04 16:01:52,764 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-09-04 16:01:52,764 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-09-04 16:01:52,764 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-09-04 16:01:52,765 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-09-04 16:01:52,765 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-09-04 16:01:52,765 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-09-04 16:01:52,765 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-09-04 16:01:52,765 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-09-04 16:01:52,765 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-09-04 16:01:52,766 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-09-04 16:01:52,766 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-04 16:01:52,766 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-09-04 16:01:52,766 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-09-04 16:01:52,766 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-09-04 16:01:52,766 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-09-04 16:01:52,766 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-09-04 16:01:52,767 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-09-04 16:01:52,767 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-09-04 16:01:52,767 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-09-04 16:01:52,767 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-09-04 16:01:52,767 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-09-04 16:01:52,768 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-09-04 16:01:52,768 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-09-04 16:01:52,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-09-04 16:01:52,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-04 16:01:52,768 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-09-04 16:01:52,768 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-09-04 16:01:52,769 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-04 16:01:52,769 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-09-04 16:01:52,769 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-09-04 16:01:52,769 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-04 16:01:52,769 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-09-04 16:01:52,769 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-09-04 16:01:52,770 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-09-04 16:01:52,770 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-09-04 16:01:52,770 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-09-04 16:01:52,770 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-09-04 16:01:52,770 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-09-04 16:01:52,770 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-09-04 16:01:52,770 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-09-04 16:01:52,771 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-04 16:01:52,771 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-09-04 16:01:52,771 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-04 16:01:52,771 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-09-04 16:01:52,771 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-04 16:01:54,125 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-04 16:01:54,125 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-09-04 16:01:54,133 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.09 04:01:54 BoogieIcfgContainer [2020-09-04 16:01:54,133 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-04 16:01:54,134 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-04 16:01:54,134 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-04 16:01:54,138 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-04 16:01:54,138 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.09 04:01:51" (1/3) ... [2020-09-04 16:01:54,139 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c5849b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.09 04:01:54, skipping insertion in model container [2020-09-04 16:01:54,139 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 04:01:52" (2/3) ... [2020-09-04 16:01:54,140 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c5849b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.09 04:01:54, skipping insertion in model container [2020-09-04 16:01:54,140 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.09 04:01:54" (3/3) ... [2020-09-04 16:01:54,142 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product62.cil.c [2020-09-04 16:01:54,154 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-04 16:01:54,165 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-04 16:01:54,187 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-04 16:01:54,211 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-04 16:01:54,212 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-04 16:01:54,212 INFO L377 AbstractCegarLoop]: Compute interpolants for AcceleratedInterpolation [2020-09-04 16:01:54,212 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-04 16:01:54,212 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-04 16:01:54,212 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-04 16:01:54,212 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-04 16:01:54,213 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-04 16:01:54,237 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states. [2020-09-04 16:01:54,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2020-09-04 16:01:54,262 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 16:01:54,264 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 16:01:54,264 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 16:01:54,272 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 16:01:54,272 INFO L82 PathProgramCache]: Analyzing trace with hash -593535945, now seen corresponding path program 1 times [2020-09-04 16:01:54,284 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 16:01:54,285 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1889006935] [2020-09-04 16:01:54,285 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 16:01:54,358 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 16:01:54,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:55,107 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 16:01:55,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:01:55,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:55,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 16:01:55,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:55,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 16:01:55,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:55,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 16:01:55,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:55,267 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 16:01:55,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:55,277 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 16:01:55,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:55,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-09-04 16:01:55,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:55,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:01:55,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:55,290 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-09-04 16:01:55,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:55,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2020-09-04 16:01:55,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:55,327 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-09-04 16:01:55,330 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1889006935] [2020-09-04 16:01:55,333 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 16:01:55,333 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-09-04 16:01:55,333 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1502374102] [2020-09-04 16:01:55,340 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-09-04 16:01:55,341 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 16:01:55,359 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-09-04 16:01:55,360 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-09-04 16:01:55,362 INFO L87 Difference]: Start difference. First operand 363 states. Second operand 4 states. [2020-09-04 16:01:56,942 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 16:01:56,942 INFO L93 Difference]: Finished difference Result 589 states and 690 transitions. [2020-09-04 16:01:56,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-09-04 16:01:56,945 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 160 [2020-09-04 16:01:56,946 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 16:01:56,966 INFO L225 Difference]: With dead ends: 589 [2020-09-04 16:01:56,967 INFO L226 Difference]: Without dead ends: 362 [2020-09-04 16:01:56,973 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-09-04 16:01:56,991 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 362 states. [2020-09-04 16:01:57,176 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 362 to 312. [2020-09-04 16:01:57,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 312 states. [2020-09-04 16:01:57,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 312 states and 342 transitions. [2020-09-04 16:01:57,185 INFO L78 Accepts]: Start accepts. Automaton has 312 states and 342 transitions. Word has length 160 [2020-09-04 16:01:57,188 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 16:01:57,188 INFO L479 AbstractCegarLoop]: Abstraction has 312 states and 342 transitions. [2020-09-04 16:01:57,188 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-09-04 16:01:57,188 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 342 transitions. [2020-09-04 16:01:57,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2020-09-04 16:01:57,197 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 16:01:57,197 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 16:01:57,197 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-04 16:01:57,198 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 16:01:57,198 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 16:01:57,198 INFO L82 PathProgramCache]: Analyzing trace with hash 151672551, now seen corresponding path program 1 times [2020-09-04 16:01:57,198 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 16:01:57,199 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1794174779] [2020-09-04 16:01:57,199 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 16:01:57,202 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 16:01:57,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:57,581 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 16:01:57,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:01:57,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:57,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 16:01:57,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:57,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 16:01:57,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:57,633 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 16:01:57,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:57,636 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 16:01:57,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:57,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 16:01:57,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:57,648 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 16:01:57,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:57,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:01:57,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:57,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-09-04 16:01:57,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:57,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2020-09-04 16:01:57,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:01:57,688 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-09-04 16:01:57,688 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1794174779] [2020-09-04 16:01:57,688 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 16:01:57,689 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-09-04 16:01:57,689 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2025132974] [2020-09-04 16:01:57,690 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-09-04 16:01:57,691 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 16:01:57,691 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-09-04 16:01:57,691 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-09-04 16:01:57,691 INFO L87 Difference]: Start difference. First operand 312 states and 342 transitions. Second operand 5 states. [2020-09-04 16:01:58,401 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:01:59,806 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 16:01:59,807 INFO L93 Difference]: Finished difference Result 514 states and 582 transitions. [2020-09-04 16:01:59,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-09-04 16:01:59,808 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 161 [2020-09-04 16:01:59,809 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 16:01:59,813 INFO L225 Difference]: With dead ends: 514 [2020-09-04 16:01:59,813 INFO L226 Difference]: Without dead ends: 351 [2020-09-04 16:01:59,816 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-09-04 16:01:59,817 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 351 states. [2020-09-04 16:01:59,933 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 351 to 302. [2020-09-04 16:01:59,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 302 states. [2020-09-04 16:01:59,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 302 states and 329 transitions. [2020-09-04 16:01:59,936 INFO L78 Accepts]: Start accepts. Automaton has 302 states and 329 transitions. Word has length 161 [2020-09-04 16:01:59,937 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 16:01:59,937 INFO L479 AbstractCegarLoop]: Abstraction has 302 states and 329 transitions. [2020-09-04 16:01:59,937 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-09-04 16:01:59,937 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 329 transitions. [2020-09-04 16:01:59,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2020-09-04 16:01:59,940 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 16:01:59,940 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 16:01:59,941 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-04 16:01:59,941 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 16:01:59,941 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 16:01:59,941 INFO L82 PathProgramCache]: Analyzing trace with hash 530344647, now seen corresponding path program 1 times [2020-09-04 16:01:59,942 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 16:01:59,942 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [185312196] [2020-09-04 16:01:59,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 16:01:59,945 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 16:01:59,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:00,311 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 16:02:00,312 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:00,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:00,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 16:02:00,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:00,356 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 16:02:00,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:00,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 16:02:00,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:00,392 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 16:02:00,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:00,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 16:02:00,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:00,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-09-04 16:02:00,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:00,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 16:02:00,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:00,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:00,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:00,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2020-09-04 16:02:00,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:00,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2020-09-04 16:02:00,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:00,479 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-09-04 16:02:00,480 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [185312196] [2020-09-04 16:02:00,480 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 16:02:00,480 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-09-04 16:02:00,480 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [96700193] [2020-09-04 16:02:00,481 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-09-04 16:02:00,481 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 16:02:00,481 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-09-04 16:02:00,482 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2020-09-04 16:02:00,482 INFO L87 Difference]: Start difference. First operand 302 states and 329 transitions. Second operand 11 states. [2020-09-04 16:02:01,204 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:02:01,565 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:02:01,836 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:02:02,152 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 16:02:02,492 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 16:02:02,795 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 16:02:05,005 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 16:02:05,005 INFO L93 Difference]: Finished difference Result 561 states and 647 transitions. [2020-09-04 16:02:05,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-09-04 16:02:05,006 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 174 [2020-09-04 16:02:05,007 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 16:02:05,010 INFO L225 Difference]: With dead ends: 561 [2020-09-04 16:02:05,010 INFO L226 Difference]: Without dead ends: 374 [2020-09-04 16:02:05,011 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=127, Invalid=293, Unknown=0, NotChecked=0, Total=420 [2020-09-04 16:02:05,012 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 374 states. [2020-09-04 16:02:05,114 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 374 to 302. [2020-09-04 16:02:05,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 302 states. [2020-09-04 16:02:05,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 302 states and 328 transitions. [2020-09-04 16:02:05,116 INFO L78 Accepts]: Start accepts. Automaton has 302 states and 328 transitions. Word has length 174 [2020-09-04 16:02:05,117 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 16:02:05,117 INFO L479 AbstractCegarLoop]: Abstraction has 302 states and 328 transitions. [2020-09-04 16:02:05,117 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-09-04 16:02:05,117 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 328 transitions. [2020-09-04 16:02:05,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2020-09-04 16:02:05,120 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 16:02:05,121 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] [2020-09-04 16:02:05,121 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-09-04 16:02:05,121 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 16:02:05,121 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 16:02:05,121 INFO L82 PathProgramCache]: Analyzing trace with hash -1028091402, now seen corresponding path program 1 times [2020-09-04 16:02:05,122 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 16:02:05,122 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [137602366] [2020-09-04 16:02:05,122 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 16:02:05,125 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 16:02:05,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:05,505 WARN L193 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 16:02:05,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:05,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:05,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 16:02:05,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:05,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 16:02:05,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:05,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 16:02:05,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:05,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 16:02:05,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:05,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 16:02:05,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:05,624 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-09-04 16:02:05,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:05,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 16:02:05,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:05,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:05,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:05,644 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2020-09-04 16:02:05,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:05,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:05,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:05,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:05,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:05,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:05,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:05,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2020-09-04 16:02:05,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:05,685 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2020-09-04 16:02:05,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:05,748 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-09-04 16:02:05,748 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [137602366] [2020-09-04 16:02:05,749 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 16:02:05,749 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-09-04 16:02:05,750 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1241928207] [2020-09-04 16:02:05,752 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-09-04 16:02:05,752 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 16:02:05,752 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-09-04 16:02:05,752 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-09-04 16:02:05,753 INFO L87 Difference]: Start difference. First operand 302 states and 328 transitions. Second operand 8 states. [2020-09-04 16:02:06,251 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:02:08,586 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:02:09,486 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 16:02:09,487 INFO L93 Difference]: Finished difference Result 769 states and 911 transitions. [2020-09-04 16:02:09,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-09-04 16:02:09,487 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 192 [2020-09-04 16:02:09,490 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 16:02:09,495 INFO L225 Difference]: With dead ends: 769 [2020-09-04 16:02:09,495 INFO L226 Difference]: Without dead ends: 582 [2020-09-04 16:02:09,496 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 134 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=157, Invalid=443, Unknown=0, NotChecked=0, Total=600 [2020-09-04 16:02:09,498 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 582 states. [2020-09-04 16:02:09,614 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 582 to 444. [2020-09-04 16:02:09,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 444 states. [2020-09-04 16:02:09,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 444 states and 479 transitions. [2020-09-04 16:02:09,617 INFO L78 Accepts]: Start accepts. Automaton has 444 states and 479 transitions. Word has length 192 [2020-09-04 16:02:09,618 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 16:02:09,618 INFO L479 AbstractCegarLoop]: Abstraction has 444 states and 479 transitions. [2020-09-04 16:02:09,618 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-09-04 16:02:09,618 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 479 transitions. [2020-09-04 16:02:09,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2020-09-04 16:02:09,621 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 16:02:09,621 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 16:02:09,622 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-09-04 16:02:09,622 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 16:02:09,622 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 16:02:09,622 INFO L82 PathProgramCache]: Analyzing trace with hash 1796704782, now seen corresponding path program 1 times [2020-09-04 16:02:09,623 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 16:02:09,623 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1354260998] [2020-09-04 16:02:09,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 16:02:09,626 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 16:02:09,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:09,981 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 16:02:09,986 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:10,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:10,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 16:02:10,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:10,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 16:02:10,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:10,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 16:02:10,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:10,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 16:02:10,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:10,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 16:02:10,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:10,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-09-04 16:02:10,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:10,080 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 16:02:10,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:10,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:10,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:10,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2020-09-04 16:02:10,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:10,104 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:10,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:10,111 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:10,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:10,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:10,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:10,122 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:02:10,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:10,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:02:10,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:10,129 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2020-09-04 16:02:10,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:10,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2020-09-04 16:02:10,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:10,204 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-09-04 16:02:10,204 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1354260998] [2020-09-04 16:02:10,204 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 16:02:10,205 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-09-04 16:02:10,205 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [184654975] [2020-09-04 16:02:10,205 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-09-04 16:02:10,206 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 16:02:10,206 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-09-04 16:02:10,206 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2020-09-04 16:02:10,206 INFO L87 Difference]: Start difference. First operand 444 states and 479 transitions. Second operand 11 states. [2020-09-04 16:02:10,871 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:02:11,870 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 16:02:12,181 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 16:02:13,606 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:02:13,915 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 16:02:14,273 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:02:14,984 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 16:02:15,320 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 16:02:15,644 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 16:02:16,764 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 16:02:16,764 INFO L93 Difference]: Finished difference Result 910 states and 1054 transitions. [2020-09-04 16:02:16,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2020-09-04 16:02:16,765 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 216 [2020-09-04 16:02:16,766 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 16:02:16,771 INFO L225 Difference]: With dead ends: 910 [2020-09-04 16:02:16,771 INFO L226 Difference]: Without dead ends: 581 [2020-09-04 16:02:16,773 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 190 ImplicationChecksByTransitivity, 3.1s TimeCoverageRelationStatistics Valid=261, Invalid=669, Unknown=0, NotChecked=0, Total=930 [2020-09-04 16:02:16,774 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 581 states. [2020-09-04 16:02:16,926 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 581 to 443. [2020-09-04 16:02:16,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 443 states. [2020-09-04 16:02:16,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 443 states and 476 transitions. [2020-09-04 16:02:16,930 INFO L78 Accepts]: Start accepts. Automaton has 443 states and 476 transitions. Word has length 216 [2020-09-04 16:02:16,931 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 16:02:16,931 INFO L479 AbstractCegarLoop]: Abstraction has 443 states and 476 transitions. [2020-09-04 16:02:16,931 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-09-04 16:02:16,931 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 476 transitions. [2020-09-04 16:02:16,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2020-09-04 16:02:16,935 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 16:02:16,935 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 16:02:16,936 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-09-04 16:02:16,936 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 16:02:16,936 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 16:02:16,936 INFO L82 PathProgramCache]: Analyzing trace with hash 1088421938, now seen corresponding path program 1 times [2020-09-04 16:02:16,937 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 16:02:16,937 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [62740381] [2020-09-04 16:02:16,937 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 16:02:16,939 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 16:02:16,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:17,294 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 16:02:17,295 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:17,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:17,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 16:02:17,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:17,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 16:02:17,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:17,329 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 16:02:17,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:17,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 16:02:17,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:17,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 16:02:17,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:17,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-09-04 16:02:17,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:17,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 16:02:17,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:17,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:17,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:17,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2020-09-04 16:02:17,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:17,384 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:17,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:17,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:17,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:17,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:17,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:17,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:02:17,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:17,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:02:17,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:17,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:02:17,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:17,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:02:17,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:17,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:02:17,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:17,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2020-09-04 16:02:17,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:17,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2020-09-04 16:02:17,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:17,560 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-04 16:02:17,560 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [62740381] [2020-09-04 16:02:17,561 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 16:02:17,561 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-09-04 16:02:17,561 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [161780941] [2020-09-04 16:02:17,562 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-09-04 16:02:17,562 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 16:02:17,562 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-09-04 16:02:17,562 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2020-09-04 16:02:17,564 INFO L87 Difference]: Start difference. First operand 443 states and 476 transitions. Second operand 11 states. [2020-09-04 16:02:19,090 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 16:02:19,411 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 16:02:19,753 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 16:02:20,096 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:02:20,426 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:02:20,725 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:02:22,433 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 16:02:22,434 INFO L93 Difference]: Finished difference Result 913 states and 1065 transitions. [2020-09-04 16:02:22,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-09-04 16:02:22,439 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 239 [2020-09-04 16:02:22,440 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 16:02:22,443 INFO L225 Difference]: With dead ends: 913 [2020-09-04 16:02:22,443 INFO L226 Difference]: Without dead ends: 585 [2020-09-04 16:02:22,445 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=121, Invalid=299, Unknown=0, NotChecked=0, Total=420 [2020-09-04 16:02:22,446 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 585 states. [2020-09-04 16:02:22,574 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 585 to 451. [2020-09-04 16:02:22,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 451 states. [2020-09-04 16:02:22,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 451 states and 484 transitions. [2020-09-04 16:02:22,576 INFO L78 Accepts]: Start accepts. Automaton has 451 states and 484 transitions. Word has length 239 [2020-09-04 16:02:22,577 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 16:02:22,577 INFO L479 AbstractCegarLoop]: Abstraction has 451 states and 484 transitions. [2020-09-04 16:02:22,577 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-09-04 16:02:22,577 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 484 transitions. [2020-09-04 16:02:22,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2020-09-04 16:02:22,579 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 16:02:22,579 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 16:02:22,580 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-09-04 16:02:22,580 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 16:02:22,580 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 16:02:22,580 INFO L82 PathProgramCache]: Analyzing trace with hash -1452382062, now seen corresponding path program 1 times [2020-09-04 16:02:22,580 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 16:02:22,581 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [732152615] [2020-09-04 16:02:22,581 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 16:02:22,583 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 16:02:22,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:22,887 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 16:02:22,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:22,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:22,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 16:02:22,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:22,920 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 16:02:22,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:22,921 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 16:02:22,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:22,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 16:02:22,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:22,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 16:02:22,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:22,989 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-09-04 16:02:22,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:22,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 16:02:22,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:22,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:22,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:23,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2020-09-04 16:02:23,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:23,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:23,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:23,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:23,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:23,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:23,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:23,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:02:23,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:23,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:02:23,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:23,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:02:23,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:23,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:02:23,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:23,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:02:23,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:23,115 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2020-09-04 16:02:23,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:23,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2020-09-04 16:02:23,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:23,151 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-04 16:02:23,151 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [732152615] [2020-09-04 16:02:23,151 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 16:02:23,152 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2020-09-04 16:02:23,152 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1847942802] [2020-09-04 16:02:23,153 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-09-04 16:02:23,153 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 16:02:23,153 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-09-04 16:02:23,153 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=154, Unknown=0, NotChecked=0, Total=182 [2020-09-04 16:02:23,153 INFO L87 Difference]: Start difference. First operand 451 states and 484 transitions. Second operand 14 states. [2020-09-04 16:02:23,843 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 16:02:24,170 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 16:02:24,490 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:02:24,833 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:02:25,131 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:02:26,253 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:02:26,570 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:02:26,898 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:02:27,228 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:02:27,532 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:02:29,539 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 16:02:29,539 INFO L93 Difference]: Finished difference Result 930 states and 1083 transitions. [2020-09-04 16:02:29,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-09-04 16:02:29,540 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 239 [2020-09-04 16:02:29,540 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 16:02:29,544 INFO L225 Difference]: With dead ends: 930 [2020-09-04 16:02:29,544 INFO L226 Difference]: Without dead ends: 594 [2020-09-04 16:02:29,546 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 79 ImplicationChecksByTransitivity, 3.3s TimeCoverageRelationStatistics Valid=172, Invalid=584, Unknown=0, NotChecked=0, Total=756 [2020-09-04 16:02:29,547 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 594 states. [2020-09-04 16:02:29,651 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 594 to 457. [2020-09-04 16:02:29,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 457 states. [2020-09-04 16:02:29,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 457 states and 490 transitions. [2020-09-04 16:02:29,654 INFO L78 Accepts]: Start accepts. Automaton has 457 states and 490 transitions. Word has length 239 [2020-09-04 16:02:29,654 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 16:02:29,654 INFO L479 AbstractCegarLoop]: Abstraction has 457 states and 490 transitions. [2020-09-04 16:02:29,654 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-09-04 16:02:29,655 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 490 transitions. [2020-09-04 16:02:29,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2020-09-04 16:02:29,657 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 16:02:29,657 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 16:02:29,657 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-09-04 16:02:29,657 INFO L427 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 16:02:29,658 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 16:02:29,658 INFO L82 PathProgramCache]: Analyzing trace with hash 1511087183, now seen corresponding path program 1 times [2020-09-04 16:02:29,658 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 16:02:29,658 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [640028509] [2020-09-04 16:02:29,659 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 16:02:29,661 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 16:02:29,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:30,060 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 16:02:30,063 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:30,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:30,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 16:02:30,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:30,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 16:02:30,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:30,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 16:02:30,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:30,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 16:02:30,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:30,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 16:02:30,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:30,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-09-04 16:02:30,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:30,197 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 16:02:30,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:30,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:30,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:30,223 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2020-09-04 16:02:30,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:30,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:30,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:30,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:30,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:30,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:30,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:30,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:02:30,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:30,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:02:30,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:30,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:02:30,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:30,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:02:30,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:30,379 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:02:30,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:30,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2020-09-04 16:02:30,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:30,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2020-09-04 16:02:30,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:30,508 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-04 16:02:30,509 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [640028509] [2020-09-04 16:02:30,509 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 16:02:30,510 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-09-04 16:02:30,510 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1483589938] [2020-09-04 16:02:30,511 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-09-04 16:02:30,511 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 16:02:30,511 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-09-04 16:02:30,512 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-09-04 16:02:30,512 INFO L87 Difference]: Start difference. First operand 457 states and 490 transitions. Second operand 8 states. [2020-09-04 16:02:31,202 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:02:31,891 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:02:35,385 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 16:02:35,386 INFO L93 Difference]: Finished difference Result 1271 states and 1519 transitions. [2020-09-04 16:02:35,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-09-04 16:02:35,387 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 239 [2020-09-04 16:02:35,388 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 16:02:35,393 INFO L225 Difference]: With dead ends: 1271 [2020-09-04 16:02:35,393 INFO L226 Difference]: Without dead ends: 929 [2020-09-04 16:02:35,395 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 52 SyntacticMatches, 4 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 140 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=148, Invalid=404, Unknown=0, NotChecked=0, Total=552 [2020-09-04 16:02:35,397 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 929 states. [2020-09-04 16:02:35,611 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 929 to 722. [2020-09-04 16:02:35,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 722 states. [2020-09-04 16:02:35,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 722 states to 722 states and 794 transitions. [2020-09-04 16:02:35,615 INFO L78 Accepts]: Start accepts. Automaton has 722 states and 794 transitions. Word has length 239 [2020-09-04 16:02:35,615 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 16:02:35,615 INFO L479 AbstractCegarLoop]: Abstraction has 722 states and 794 transitions. [2020-09-04 16:02:35,616 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-09-04 16:02:35,616 INFO L276 IsEmpty]: Start isEmpty. Operand 722 states and 794 transitions. [2020-09-04 16:02:35,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2020-09-04 16:02:35,619 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 16:02:35,619 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 16:02:35,619 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-09-04 16:02:35,619 INFO L427 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 16:02:35,619 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 16:02:35,620 INFO L82 PathProgramCache]: Analyzing trace with hash -1367745327, now seen corresponding path program 1 times [2020-09-04 16:02:35,620 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 16:02:35,620 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [841457354] [2020-09-04 16:02:35,620 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 16:02:35,623 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 16:02:35,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:36,066 WARN L193 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 16:02:36,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:36,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:36,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 16:02:36,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:36,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 16:02:36,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:36,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 16:02:36,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:36,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 16:02:36,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:36,149 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 16:02:36,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:36,161 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 16:02:36,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:36,220 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 16:02:36,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:36,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-09-04 16:02:36,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:36,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:36,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:36,240 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2020-09-04 16:02:36,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:36,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:36,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:36,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:36,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:36,264 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:36,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:36,267 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:02:36,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:36,269 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:02:36,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:36,272 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:02:36,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:36,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:02:36,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:36,276 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:02:36,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:36,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2020-09-04 16:02:36,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:36,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2020-09-04 16:02:36,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:36,366 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-04 16:02:36,367 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [841457354] [2020-09-04 16:02:36,367 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 16:02:36,367 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2020-09-04 16:02:36,367 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [843193516] [2020-09-04 16:02:36,368 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-09-04 16:02:36,368 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 16:02:36,368 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-09-04 16:02:36,369 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2020-09-04 16:02:36,369 INFO L87 Difference]: Start difference. First operand 722 states and 794 transitions. Second operand 15 states. [2020-09-04 16:02:37,255 WARN L193 SmtUtils]: Spent 551.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 189 [2020-09-04 16:02:38,190 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:02:40,285 WARN L193 SmtUtils]: Spent 564.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 191 [2020-09-04 16:02:40,913 WARN L193 SmtUtils]: Spent 587.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 193 [2020-09-04 16:02:41,303 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 16:02:41,632 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 16:02:42,288 WARN L193 SmtUtils]: Spent 566.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 192 [2020-09-04 16:02:42,603 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 16:02:42,975 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 16:02:43,307 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 16:02:45,863 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:02:46,164 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 16:02:46,539 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:02:47,297 WARN L193 SmtUtils]: Spent 542.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 189 [2020-09-04 16:02:49,358 WARN L193 SmtUtils]: Spent 549.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 191 [2020-09-04 16:02:49,959 WARN L193 SmtUtils]: Spent 563.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 193 [2020-09-04 16:02:50,700 WARN L193 SmtUtils]: Spent 556.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 192 [2020-09-04 16:02:51,689 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 16:02:51,690 INFO L93 Difference]: Finished difference Result 2258 states and 2691 transitions. [2020-09-04 16:02:51,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2020-09-04 16:02:51,690 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 244 [2020-09-04 16:02:51,691 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 16:02:51,700 INFO L225 Difference]: With dead ends: 2258 [2020-09-04 16:02:51,700 INFO L226 Difference]: Without dead ends: 1763 [2020-09-04 16:02:51,703 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1149 ImplicationChecksByTransitivity, 8.3s TimeCoverageRelationStatistics Valid=786, Invalid=2996, Unknown=0, NotChecked=0, Total=3782 [2020-09-04 16:02:51,705 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1763 states. [2020-09-04 16:02:52,253 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1763 to 1319. [2020-09-04 16:02:52,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1319 states. [2020-09-04 16:02:52,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1319 states to 1319 states and 1439 transitions. [2020-09-04 16:02:52,258 INFO L78 Accepts]: Start accepts. Automaton has 1319 states and 1439 transitions. Word has length 244 [2020-09-04 16:02:52,258 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 16:02:52,259 INFO L479 AbstractCegarLoop]: Abstraction has 1319 states and 1439 transitions. [2020-09-04 16:02:52,259 INFO L480 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-09-04 16:02:52,259 INFO L276 IsEmpty]: Start isEmpty. Operand 1319 states and 1439 transitions. [2020-09-04 16:02:52,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 359 [2020-09-04 16:02:52,262 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 16:02:52,262 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 16:02:52,262 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-09-04 16:02:52,263 INFO L427 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 16:02:52,263 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 16:02:52,263 INFO L82 PathProgramCache]: Analyzing trace with hash 253248570, now seen corresponding path program 1 times [2020-09-04 16:02:52,263 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 16:02:52,263 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [339039532] [2020-09-04 16:02:52,263 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 16:02:52,310 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 16:02:52,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:52,731 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 16:02:52,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:52,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:52,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 16:02:52,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:52,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 16:02:52,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:52,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 16:02:52,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:52,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 16:02:52,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:52,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 16:02:52,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:52,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 16:02:52,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:52,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 16:02:52,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:52,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-09-04 16:02:52,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:52,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:52,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:52,916 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:52,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:52,934 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 16:02:52,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:52,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:52,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:52,956 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:52,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:52,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:52,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:52,969 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:02:52,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:52,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:02:52,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:52,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:02:52,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:52,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:02:52,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:52,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:02:52,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:52,986 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-09-04 16:02:52,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:52,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:52,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:52,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2020-09-04 16:02:52,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:53,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2020-09-04 16:02:53,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:53,082 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:02:53,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:53,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2020-09-04 16:02:53,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:53,170 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2020-09-04 16:02:53,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:53,182 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:53,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:53,184 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:02:53,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:53,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 16:02:53,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:53,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:53,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:53,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:02:53,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:53,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 16:02:53,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:53,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:02:53,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:53,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2020-09-04 16:02:53,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:53,202 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2020-09-04 16:02:53,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:02:53,321 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-04 16:02:53,321 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [339039532] [2020-09-04 16:02:53,321 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 16:02:53,322 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2020-09-04 16:02:53,322 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1516061292] [2020-09-04 16:02:53,322 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2020-09-04 16:02:53,323 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 16:02:53,323 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2020-09-04 16:02:53,323 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=297, Unknown=0, NotChecked=0, Total=342 [2020-09-04 16:02:53,323 INFO L87 Difference]: Start difference. First operand 1319 states and 1439 transitions. Second operand 19 states. [2020-09-04 16:02:54,218 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 16:02:54,546 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 16:02:54,870 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:02:55,189 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:02:55,493 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:02:56,691 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 16:02:57,054 WARN L193 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 16:02:57,378 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 16:02:57,909 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 16:02:58,313 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-09-04 16:02:59,697 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 16:03:00,115 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-09-04 16:03:01,177 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:03:02,267 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 16:03:03,316 WARN L193 SmtUtils]: Spent 557.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 191 [2020-09-04 16:03:03,940 WARN L193 SmtUtils]: Spent 586.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 193 [2020-09-04 16:03:04,546 WARN L193 SmtUtils]: Spent 540.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 193 [2020-09-04 16:03:04,997 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:03:05,873 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:03:06,566 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 16:03:06,980 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-09-04 16:03:08,312 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:03:08,975 WARN L193 SmtUtils]: Spent 614.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 194 [2020-09-04 16:03:09,669 WARN L193 SmtUtils]: Spent 606.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 196 [2020-09-04 16:03:10,950 WARN L193 SmtUtils]: Spent 570.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 195 [2020-09-04 16:03:12,694 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 16:03:12,694 INFO L93 Difference]: Finished difference Result 3130 states and 3606 transitions. [2020-09-04 16:03:12,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2020-09-04 16:03:12,695 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 358 [2020-09-04 16:03:12,696 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 16:03:12,705 INFO L225 Difference]: With dead ends: 3130 [2020-09-04 16:03:12,706 INFO L226 Difference]: Without dead ends: 2033 [2020-09-04 16:03:12,711 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 176 GetRequests, 95 SyntacticMatches, 0 SemanticMatches, 81 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1961 ImplicationChecksByTransitivity, 11.5s TimeCoverageRelationStatistics Valid=1205, Invalid=5601, Unknown=0, NotChecked=0, Total=6806 [2020-09-04 16:03:12,713 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2033 states. [2020-09-04 16:03:13,507 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2033 to 1550. [2020-09-04 16:03:13,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1550 states. [2020-09-04 16:03:13,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1550 states to 1550 states and 1698 transitions. [2020-09-04 16:03:13,513 INFO L78 Accepts]: Start accepts. Automaton has 1550 states and 1698 transitions. Word has length 358 [2020-09-04 16:03:13,514 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 16:03:13,514 INFO L479 AbstractCegarLoop]: Abstraction has 1550 states and 1698 transitions. [2020-09-04 16:03:13,514 INFO L480 AbstractCegarLoop]: Interpolant automaton has 19 states. [2020-09-04 16:03:13,514 INFO L276 IsEmpty]: Start isEmpty. Operand 1550 states and 1698 transitions. [2020-09-04 16:03:13,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 556 [2020-09-04 16:03:13,521 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 16:03:13,522 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 16:03:13,522 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-09-04 16:03:13,522 INFO L427 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 16:03:13,523 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 16:03:13,523 INFO L82 PathProgramCache]: Analyzing trace with hash 1336984902, now seen corresponding path program 1 times [2020-09-04 16:03:13,523 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 16:03:13,524 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1016488999] [2020-09-04 16:03:13,524 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 16:03:13,550 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 16:03:13,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:13,932 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 16:03:13,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:03:13,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:13,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 16:03:13,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:13,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 16:03:13,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:13,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 16:03:13,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:13,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 16:03:13,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:13,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 16:03:13,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:13,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 16:03:13,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:14,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 16:03:14,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:14,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-09-04 16:03:14,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:14,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:03:14,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:14,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:03:14,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:14,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 16:03:14,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:14,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:14,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:14,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:14,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:14,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:14,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:14,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:03:14,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:14,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:03:14,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:14,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:03:14,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:14,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:03:14,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:14,076 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:03:14,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:14,082 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-09-04 16:03:14,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:14,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:14,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:14,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2020-09-04 16:03:14,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:14,241 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2020-09-04 16:03:14,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:14,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:03:14,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:14,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:03:14,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:14,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 16:03:14,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:14,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:03:14,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:14,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:14,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:14,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:03:14,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:14,316 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 16:03:14,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:14,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:14,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:14,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:03:14,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:14,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 16:03:14,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:14,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:14,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:14,329 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-09-04 16:03:14,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:14,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:14,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:14,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2020-09-04 16:03:14,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:14,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2020-09-04 16:03:14,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:14,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:03:14,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:14,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:03:14,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:14,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 16:03:14,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:14,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:03:14,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:14,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:14,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:14,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:03:14,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:14,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 16:03:14,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:14,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-04 16:03:14,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:14,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:14,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:14,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 445 [2020-09-04 16:03:14,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:14,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 450 [2020-09-04 16:03:14,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:14,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:03:14,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:14,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 464 [2020-09-04 16:03:14,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:14,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:14,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:14,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:14,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:14,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:14,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:14,470 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:03:14,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:14,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:03:14,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:14,475 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:03:14,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:14,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:03:14,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:14,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:03:14,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:14,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 532 [2020-09-04 16:03:14,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:14,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 542 [2020-09-04 16:03:14,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:14,641 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-04 16:03:14,641 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1016488999] [2020-09-04 16:03:14,642 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 16:03:14,642 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2020-09-04 16:03:14,642 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [120377729] [2020-09-04 16:03:14,643 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-09-04 16:03:14,643 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 16:03:14,643 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-09-04 16:03:14,643 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=227, Unknown=0, NotChecked=0, Total=272 [2020-09-04 16:03:14,644 INFO L87 Difference]: Start difference. First operand 1550 states and 1698 transitions. Second operand 17 states. [2020-09-04 16:03:17,012 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:03:17,342 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 16:03:17,681 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:03:18,030 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:03:18,353 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:03:18,670 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:03:21,245 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:03:21,600 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:03:24,662 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 16:03:24,662 INFO L93 Difference]: Finished difference Result 4467 states and 5258 transitions. [2020-09-04 16:03:24,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2020-09-04 16:03:24,663 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 555 [2020-09-04 16:03:24,664 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 16:03:24,682 INFO L225 Difference]: With dead ends: 4467 [2020-09-04 16:03:24,682 INFO L226 Difference]: Without dead ends: 2831 [2020-09-04 16:03:24,688 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 185 GetRequests, 133 SyntacticMatches, 6 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 550 ImplicationChecksByTransitivity, 3.3s TimeCoverageRelationStatistics Valid=505, Invalid=1751, Unknown=0, NotChecked=0, Total=2256 [2020-09-04 16:03:24,691 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2831 states. [2020-09-04 16:03:25,827 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2831 to 1979. [2020-09-04 16:03:25,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1979 states. [2020-09-04 16:03:25,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1979 states to 1979 states and 2200 transitions. [2020-09-04 16:03:25,836 INFO L78 Accepts]: Start accepts. Automaton has 1979 states and 2200 transitions. Word has length 555 [2020-09-04 16:03:25,836 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 16:03:25,837 INFO L479 AbstractCegarLoop]: Abstraction has 1979 states and 2200 transitions. [2020-09-04 16:03:25,837 INFO L480 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-09-04 16:03:25,837 INFO L276 IsEmpty]: Start isEmpty. Operand 1979 states and 2200 transitions. [2020-09-04 16:03:25,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 570 [2020-09-04 16:03:25,908 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 16:03:25,908 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 16:03:25,909 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-09-04 16:03:25,909 INFO L427 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 16:03:25,909 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 16:03:25,909 INFO L82 PathProgramCache]: Analyzing trace with hash 560029211, now seen corresponding path program 1 times [2020-09-04 16:03:25,909 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 16:03:25,910 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [200504299] [2020-09-04 16:03:25,914 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 16:03:25,938 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 16:03:26,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:26,378 WARN L193 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 16:03:26,379 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:03:26,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:26,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 16:03:26,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:26,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 16:03:26,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:26,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 16:03:26,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:26,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 16:03:26,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:26,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 16:03:26,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:26,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 16:03:26,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:26,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 16:03:26,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:26,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-09-04 16:03:26,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:26,539 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:03:26,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:26,541 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:03:26,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:26,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 16:03:26,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:26,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:26,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:26,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:26,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:26,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:26,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:26,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:03:26,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:26,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:03:26,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:26,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:03:26,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:26,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:03:26,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:26,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:03:26,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:26,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-09-04 16:03:26,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:26,615 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:26,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:26,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2020-09-04 16:03:26,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:26,624 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2020-09-04 16:03:26,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:26,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:03:26,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:26,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:03:26,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:26,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 16:03:26,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:26,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:03:26,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:26,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:26,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:26,672 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:03:26,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:26,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 16:03:26,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:26,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:26,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:26,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:03:26,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:26,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 16:03:26,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:26,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:26,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:26,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-09-04 16:03:26,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:26,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:26,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:26,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 16:03:26,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:26,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2020-09-04 16:03:26,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:26,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2020-09-04 16:03:26,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:26,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:03:26,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:26,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:03:26,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:26,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 16:03:26,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:26,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:03:26,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:26,824 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:26,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:26,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:03:26,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:26,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 16:03:26,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:26,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-04 16:03:26,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:26,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:26,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:26,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 447 [2020-09-04 16:03:26,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:26,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2020-09-04 16:03:26,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:26,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 464 [2020-09-04 16:03:26,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:26,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:03:26,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:26,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 478 [2020-09-04 16:03:26,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:26,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:26,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:26,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:26,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:26,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:26,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:26,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:03:26,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:26,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:03:26,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:26,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:03:26,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:26,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:03:26,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:26,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:03:26,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:26,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 546 [2020-09-04 16:03:26,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:26,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 556 [2020-09-04 16:03:26,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:27,121 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-04 16:03:27,121 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [200504299] [2020-09-04 16:03:27,121 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 16:03:27,122 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2020-09-04 16:03:27,122 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [547443816] [2020-09-04 16:03:27,124 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2020-09-04 16:03:27,124 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 16:03:27,125 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2020-09-04 16:03:27,125 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=298, Unknown=0, NotChecked=0, Total=342 [2020-09-04 16:03:27,125 INFO L87 Difference]: Start difference. First operand 1979 states and 2200 transitions. Second operand 19 states. [2020-09-04 16:03:27,743 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:03:28,181 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 16:03:28,561 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 16:03:28,896 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:03:29,229 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 16:03:29,543 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:03:30,740 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 16:03:31,070 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 16:03:32,550 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 16:03:32,945 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 16:03:33,370 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 16:03:34,026 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:03:35,259 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 16:03:35,580 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 16:03:37,196 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 16:03:37,525 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 16:03:37,836 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 16:03:39,419 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 16:03:39,420 INFO L93 Difference]: Finished difference Result 4143 states and 4819 transitions. [2020-09-04 16:03:39,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2020-09-04 16:03:39,421 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 569 [2020-09-04 16:03:39,422 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 16:03:39,433 INFO L225 Difference]: With dead ends: 4143 [2020-09-04 16:03:39,434 INFO L226 Difference]: Without dead ends: 2422 [2020-09-04 16:03:39,439 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 205 GetRequests, 149 SyntacticMatches, 0 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 839 ImplicationChecksByTransitivity, 6.2s TimeCoverageRelationStatistics Valid=646, Invalid=2660, Unknown=0, NotChecked=0, Total=3306 [2020-09-04 16:03:39,442 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2422 states. [2020-09-04 16:03:40,151 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2422 to 1907. [2020-09-04 16:03:40,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1907 states. [2020-09-04 16:03:40,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1907 states to 1907 states and 2101 transitions. [2020-09-04 16:03:40,156 INFO L78 Accepts]: Start accepts. Automaton has 1907 states and 2101 transitions. Word has length 569 [2020-09-04 16:03:40,157 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 16:03:40,157 INFO L479 AbstractCegarLoop]: Abstraction has 1907 states and 2101 transitions. [2020-09-04 16:03:40,157 INFO L480 AbstractCegarLoop]: Interpolant automaton has 19 states. [2020-09-04 16:03:40,157 INFO L276 IsEmpty]: Start isEmpty. Operand 1907 states and 2101 transitions. [2020-09-04 16:03:40,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 567 [2020-09-04 16:03:40,165 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 16:03:40,165 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 16:03:40,165 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-09-04 16:03:40,166 INFO L427 AbstractCegarLoop]: === Iteration 13 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 16:03:40,166 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 16:03:40,166 INFO L82 PathProgramCache]: Analyzing trace with hash -2002166072, now seen corresponding path program 1 times [2020-09-04 16:03:40,166 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 16:03:40,167 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1320298089] [2020-09-04 16:03:40,167 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 16:03:40,189 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 16:03:40,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:40,635 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 16:03:40,636 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:03:40,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:40,688 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 16:03:40,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:40,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 16:03:40,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:40,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 16:03:40,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:40,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 16:03:40,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:40,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 16:03:40,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:40,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 16:03:40,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:40,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 16:03:40,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:40,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-09-04 16:03:40,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:40,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:03:40,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:40,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:03:40,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:40,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 16:03:40,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:40,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:40,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:40,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:40,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:40,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:40,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:40,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:03:40,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:40,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:03:40,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:40,805 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:03:40,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:40,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:03:40,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:40,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:03:40,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:40,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-09-04 16:03:40,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:40,827 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:40,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:40,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2020-09-04 16:03:40,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:40,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2020-09-04 16:03:40,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:40,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:03:40,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:40,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:03:40,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:40,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 16:03:40,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:40,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:03:40,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:40,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:40,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:40,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:03:40,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:40,874 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 16:03:40,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:40,878 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:40,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:40,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:03:40,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:40,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 16:03:40,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:40,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:40,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:40,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-09-04 16:03:40,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:40,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:40,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:40,895 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 16:03:40,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:40,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2020-09-04 16:03:40,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:40,905 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2020-09-04 16:03:40,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:40,936 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:03:40,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:40,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:03:40,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:40,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 16:03:40,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:40,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:03:40,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:41,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:41,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:41,080 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:03:41,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:41,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 16:03:41,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:41,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-04 16:03:41,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:41,141 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:41,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:41,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 456 [2020-09-04 16:03:41,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:41,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 461 [2020-09-04 16:03:41,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:41,149 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:03:41,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:41,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 475 [2020-09-04 16:03:41,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:41,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:41,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:41,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:41,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:41,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:41,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:41,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:03:41,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:41,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:03:41,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:41,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:03:41,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:41,176 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:03:41,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:41,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:03:41,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:41,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 543 [2020-09-04 16:03:41,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:41,182 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 553 [2020-09-04 16:03:41,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:41,325 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-04 16:03:41,325 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1320298089] [2020-09-04 16:03:41,325 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 16:03:41,325 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2020-09-04 16:03:41,325 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [872195637] [2020-09-04 16:03:41,326 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-09-04 16:03:41,326 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 16:03:41,326 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-09-04 16:03:41,327 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=233, Unknown=0, NotChecked=0, Total=272 [2020-09-04 16:03:41,327 INFO L87 Difference]: Start difference. First operand 1907 states and 2101 transitions. Second operand 17 states. [2020-09-04 16:03:41,949 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:03:43,262 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:03:45,281 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:03:45,663 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:03:46,081 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:03:46,489 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:03:46,819 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 16:03:47,156 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:03:47,498 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 16:03:47,873 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:03:48,253 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 16:03:48,684 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 16:03:49,073 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 16:03:49,466 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 16:03:51,855 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:03:52,506 WARN L193 SmtUtils]: Spent 610.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 197 [2020-09-04 16:03:53,120 WARN L193 SmtUtils]: Spent 580.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 194 [2020-09-04 16:03:53,490 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 16:03:53,864 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-09-04 16:03:54,214 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2020-09-04 16:03:57,307 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 16:03:57,307 INFO L93 Difference]: Finished difference Result 6326 states and 7420 transitions. [2020-09-04 16:03:57,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2020-09-04 16:03:57,308 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 566 [2020-09-04 16:03:57,309 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 16:03:57,330 INFO L225 Difference]: With dead ends: 6326 [2020-09-04 16:03:57,330 INFO L226 Difference]: Without dead ends: 4547 [2020-09-04 16:03:57,338 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 204 GetRequests, 141 SyntacticMatches, 1 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1126 ImplicationChecksByTransitivity, 8.2s TimeCoverageRelationStatistics Valid=798, Invalid=3234, Unknown=0, NotChecked=0, Total=4032 [2020-09-04 16:03:57,342 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4547 states. [2020-09-04 16:03:58,721 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4547 to 3640. [2020-09-04 16:03:58,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3640 states. [2020-09-04 16:03:58,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3640 states to 3640 states and 3983 transitions. [2020-09-04 16:03:58,729 INFO L78 Accepts]: Start accepts. Automaton has 3640 states and 3983 transitions. Word has length 566 [2020-09-04 16:03:58,729 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 16:03:58,730 INFO L479 AbstractCegarLoop]: Abstraction has 3640 states and 3983 transitions. [2020-09-04 16:03:58,730 INFO L480 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-09-04 16:03:58,730 INFO L276 IsEmpty]: Start isEmpty. Operand 3640 states and 3983 transitions. [2020-09-04 16:03:58,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 572 [2020-09-04 16:03:58,742 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 16:03:58,742 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 16:03:58,743 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-09-04 16:03:58,743 INFO L427 AbstractCegarLoop]: === Iteration 14 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 16:03:58,743 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 16:03:58,743 INFO L82 PathProgramCache]: Analyzing trace with hash -1751659808, now seen corresponding path program 1 times [2020-09-04 16:03:58,744 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 16:03:58,744 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [148126221] [2020-09-04 16:03:58,744 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 16:03:58,766 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 16:03:58,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:59,188 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 16:03:59,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:03:59,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:59,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 16:03:59,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:59,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 16:03:59,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:59,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 16:03:59,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:59,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 16:03:59,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:59,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 16:03:59,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:59,276 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 16:03:59,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:59,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 16:03:59,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:59,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-09-04 16:03:59,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:59,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:03:59,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:59,329 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:03:59,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:59,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 16:03:59,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:59,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:59,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:59,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:59,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:59,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:59,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:59,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:03:59,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:59,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:03:59,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:59,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:03:59,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:59,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:03:59,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:59,372 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:03:59,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:59,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-09-04 16:03:59,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:59,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:59,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:59,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2020-09-04 16:03:59,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:59,387 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2020-09-04 16:03:59,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:59,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:03:59,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:59,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:03:59,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:59,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 16:03:59,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:59,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:03:59,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:59,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:59,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:59,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:03:59,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:59,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 16:03:59,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:59,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:59,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:59,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:03:59,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:59,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 16:03:59,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:59,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:59,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:59,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-09-04 16:03:59,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:59,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:59,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:59,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 16:03:59,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:59,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2020-09-04 16:03:59,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:59,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2020-09-04 16:03:59,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:59,470 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 383 [2020-09-04 16:03:59,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:59,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:03:59,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:59,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:03:59,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:59,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 16:03:59,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:59,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:03:59,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:59,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:59,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:59,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:03:59,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:59,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 16:03:59,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:59,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-04 16:03:59,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:59,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:59,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:59,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 461 [2020-09-04 16:03:59,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:59,497 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 466 [2020-09-04 16:03:59,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:59,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:03:59,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:59,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 480 [2020-09-04 16:03:59,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:59,526 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:59,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:59,566 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:59,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:59,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:03:59,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:59,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:03:59,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:59,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:03:59,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:59,769 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:03:59,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:59,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:03:59,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:59,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:03:59,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:59,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 548 [2020-09-04 16:03:59,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:03:59,985 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 558 [2020-09-04 16:03:59,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:00,425 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-04 16:04:00,426 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [148126221] [2020-09-04 16:04:00,426 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 16:04:00,426 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2020-09-04 16:04:00,426 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [545186313] [2020-09-04 16:04:00,428 INFO L459 AbstractCegarLoop]: Interpolant automaton has 23 states [2020-09-04 16:04:00,428 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 16:04:00,428 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2020-09-04 16:04:00,429 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=451, Unknown=0, NotChecked=0, Total=506 [2020-09-04 16:04:00,429 INFO L87 Difference]: Start difference. First operand 3640 states and 3983 transitions. Second operand 23 states. [2020-09-04 16:04:01,158 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:04:01,629 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 16:04:01,970 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 16:04:02,311 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:04:02,660 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 16:04:02,978 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:04:04,190 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:04:06,513 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:04:06,910 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:04:07,340 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:04:07,770 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:04:08,103 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:04:08,455 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:04:08,802 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:04:09,190 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:04:09,580 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:04:10,033 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:04:10,475 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:04:10,875 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:04:11,581 WARN L193 SmtUtils]: Spent 564.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 191 [2020-09-04 16:04:12,361 WARN L193 SmtUtils]: Spent 597.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 193 [2020-09-04 16:04:13,057 WARN L193 SmtUtils]: Spent 564.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 191 [2020-09-04 16:04:21,585 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 16:04:21,585 INFO L93 Difference]: Finished difference Result 8433 states and 9890 transitions. [2020-09-04 16:04:21,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2020-09-04 16:04:21,586 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 571 [2020-09-04 16:04:21,587 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 16:04:21,612 INFO L225 Difference]: With dead ends: 8433 [2020-09-04 16:04:21,612 INFO L226 Difference]: Without dead ends: 5175 [2020-09-04 16:04:21,622 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 232 GetRequests, 149 SyntacticMatches, 3 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1993 ImplicationChecksByTransitivity, 9.6s TimeCoverageRelationStatistics Valid=1229, Invalid=5413, Unknown=0, NotChecked=0, Total=6642 [2020-09-04 16:04:21,628 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5175 states. [2020-09-04 16:04:22,795 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5175 to 3425. [2020-09-04 16:04:22,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3425 states. [2020-09-04 16:04:22,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3425 states to 3425 states and 3729 transitions. [2020-09-04 16:04:22,801 INFO L78 Accepts]: Start accepts. Automaton has 3425 states and 3729 transitions. Word has length 571 [2020-09-04 16:04:22,802 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 16:04:22,802 INFO L479 AbstractCegarLoop]: Abstraction has 3425 states and 3729 transitions. [2020-09-04 16:04:22,802 INFO L480 AbstractCegarLoop]: Interpolant automaton has 23 states. [2020-09-04 16:04:22,802 INFO L276 IsEmpty]: Start isEmpty. Operand 3425 states and 3729 transitions. [2020-09-04 16:04:22,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 581 [2020-09-04 16:04:22,815 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 16:04:22,815 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 16:04:22,815 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-09-04 16:04:22,816 INFO L427 AbstractCegarLoop]: === Iteration 15 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 16:04:22,816 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 16:04:22,816 INFO L82 PathProgramCache]: Analyzing trace with hash 501050250, now seen corresponding path program 1 times [2020-09-04 16:04:22,816 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 16:04:22,817 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [409526643] [2020-09-04 16:04:22,817 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 16:04:22,836 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 16:04:22,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:23,286 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 16:04:23,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:04:23,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:23,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 16:04:23,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:23,312 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 16:04:23,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:23,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 16:04:23,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:23,315 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 16:04:23,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:23,329 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 16:04:23,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:23,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 16:04:23,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:23,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 16:04:23,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:23,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-09-04 16:04:23,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:23,387 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:04:23,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:23,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:04:23,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:23,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 16:04:23,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:23,415 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:04:23,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:23,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:04:23,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:23,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:04:23,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:23,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:04:23,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:23,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:04:23,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:23,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:04:23,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:23,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:04:23,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:23,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:04:23,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:23,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-09-04 16:04:23,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:23,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:04:23,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:23,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2020-09-04 16:04:23,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:23,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2020-09-04 16:04:23,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:23,633 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:04:23,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:23,636 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:04:23,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:23,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 16:04:23,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:23,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:04:23,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:23,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:04:23,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:23,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:04:23,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:23,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 16:04:23,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:23,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:04:23,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:23,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:04:23,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:23,672 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 16:04:23,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:23,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:04:23,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:23,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-09-04 16:04:23,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:23,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:04:23,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:23,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 16:04:23,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:23,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2020-09-04 16:04:23,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:23,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2020-09-04 16:04:23,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:23,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 383 [2020-09-04 16:04:23,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:23,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:04:23,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:23,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:04:23,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:23,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 16:04:23,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:23,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:04:23,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:23,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:04:23,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:23,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:04:23,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:23,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 16:04:23,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:23,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-04 16:04:23,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:23,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:04:23,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:23,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 453 [2020-09-04 16:04:23,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:23,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 461 [2020-09-04 16:04:23,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:23,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 470 [2020-09-04 16:04:23,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:23,797 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 475 [2020-09-04 16:04:23,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:23,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:04:23,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:23,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 489 [2020-09-04 16:04:23,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:23,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:04:23,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:23,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:04:23,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:23,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:04:23,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:23,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:04:23,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:23,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:04:23,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:23,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:04:23,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:23,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:04:23,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:23,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:04:23,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:23,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 557 [2020-09-04 16:04:23,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:23,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 567 [2020-09-04 16:04:23,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:24,142 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-04 16:04:24,143 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [409526643] [2020-09-04 16:04:24,143 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 16:04:24,143 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2020-09-04 16:04:24,143 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2065318895] [2020-09-04 16:04:24,143 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-09-04 16:04:24,144 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 16:04:24,144 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-09-04 16:04:24,144 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=261, Unknown=0, NotChecked=0, Total=306 [2020-09-04 16:04:24,144 INFO L87 Difference]: Start difference. First operand 3425 states and 3729 transitions. Second operand 18 states. [2020-09-04 16:04:24,853 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:04:26,797 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:04:27,884 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:04:28,241 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:04:28,893 WARN L193 SmtUtils]: Spent 565.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 191 [2020-09-04 16:04:29,234 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:04:30,007 WARN L193 SmtUtils]: Spent 732.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 193 [2020-09-04 16:04:30,343 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:04:30,971 WARN L193 SmtUtils]: Spent 571.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 191 [2020-09-04 16:04:31,614 WARN L193 SmtUtils]: Spent 579.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2020-09-04 16:04:32,301 WARN L193 SmtUtils]: Spent 623.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 196 [2020-09-04 16:04:32,928 WARN L193 SmtUtils]: Spent 578.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2020-09-04 16:04:33,520 WARN L193 SmtUtils]: Spent 543.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 189 [2020-09-04 16:04:36,793 WARN L193 SmtUtils]: Spent 578.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 192 [2020-09-04 16:04:37,576 WARN L193 SmtUtils]: Spent 737.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 195 [2020-09-04 16:04:39,617 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:04:40,772 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:04:41,151 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:04:41,800 WARN L193 SmtUtils]: Spent 560.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 191 [2020-09-04 16:04:42,134 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:04:42,800 WARN L193 SmtUtils]: Spent 602.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 193 [2020-09-04 16:04:43,135 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-04 16:04:43,748 WARN L193 SmtUtils]: Spent 566.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 191 [2020-09-04 16:04:44,112 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 16:04:44,533 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2020-09-04 16:04:44,892 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-09-04 16:04:50,491 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 16:04:50,491 INFO L93 Difference]: Finished difference Result 9875 states and 11920 transitions. [2020-09-04 16:04:50,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2020-09-04 16:04:50,492 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 580 [2020-09-04 16:04:50,493 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 16:04:50,530 INFO L225 Difference]: With dead ends: 9875 [2020-09-04 16:04:50,530 INFO L226 Difference]: Without dead ends: 7823 [2020-09-04 16:04:50,542 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 282 GetRequests, 173 SyntacticMatches, 6 SemanticMatches, 103 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3702 ImplicationChecksByTransitivity, 14.1s TimeCoverageRelationStatistics Valid=1877, Invalid=9043, Unknown=0, NotChecked=0, Total=10920 [2020-09-04 16:04:50,549 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7823 states. [2020-09-04 16:04:52,468 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7823 to 4978. [2020-09-04 16:04:52,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4978 states. [2020-09-04 16:04:52,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4978 states to 4978 states and 5376 transitions. [2020-09-04 16:04:52,476 INFO L78 Accepts]: Start accepts. Automaton has 4978 states and 5376 transitions. Word has length 580 [2020-09-04 16:04:52,477 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 16:04:52,477 INFO L479 AbstractCegarLoop]: Abstraction has 4978 states and 5376 transitions. [2020-09-04 16:04:52,477 INFO L480 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-09-04 16:04:52,477 INFO L276 IsEmpty]: Start isEmpty. Operand 4978 states and 5376 transitions. [2020-09-04 16:04:52,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 711 [2020-09-04 16:04:52,492 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 16:04:52,493 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 16:04:52,493 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-09-04 16:04:52,493 INFO L427 AbstractCegarLoop]: === Iteration 16 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 16:04:52,493 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 16:04:52,493 INFO L82 PathProgramCache]: Analyzing trace with hash -1825373130, now seen corresponding path program 1 times [2020-09-04 16:04:52,494 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 16:04:52,494 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [14649565] [2020-09-04 16:04:52,494 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 16:04:52,515 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 16:04:52,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:52,998 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 16:04:52,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:04:53,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:53,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 16:04:53,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:53,026 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 16:04:53,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:53,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 16:04:53,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:53,028 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 16:04:53,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:53,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 16:04:53,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:53,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 16:04:53,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:53,069 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 16:04:53,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:53,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-09-04 16:04:53,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:53,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:04:53,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:53,111 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:04:53,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:53,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 16:04:53,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:53,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:04:53,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:53,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:04:53,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:53,140 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:04:53,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:53,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:04:53,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:53,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:04:53,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:53,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:04:53,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:53,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:04:53,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:53,149 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:04:53,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:53,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-09-04 16:04:53,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:53,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:04:53,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:53,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2020-09-04 16:04:53,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:53,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2020-09-04 16:04:53,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:53,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:04:53,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:53,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:04:53,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:53,359 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 16:04:53,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:53,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:04:53,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:53,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:04:53,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:53,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:04:53,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:53,387 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 16:04:53,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:53,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:04:53,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:53,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:04:53,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:53,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 16:04:53,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:53,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:04:53,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:53,401 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-09-04 16:04:53,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:53,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:04:53,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:53,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 16:04:53,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:53,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2020-09-04 16:04:53,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:53,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2020-09-04 16:04:53,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:53,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 383 [2020-09-04 16:04:53,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:53,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:04:53,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:53,470 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:04:53,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:53,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 16:04:53,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:53,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:04:53,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:53,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:04:53,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:53,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:04:53,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:53,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 16:04:53,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:53,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:04:53,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:53,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:04:53,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:53,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 16:04:53,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:53,509 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:04:53,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:53,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-09-04 16:04:53,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:53,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:04:53,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:53,632 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 489 [2020-09-04 16:04:53,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:53,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 498 [2020-09-04 16:04:53,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:53,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 502 [2020-09-04 16:04:53,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:53,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:04:53,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:53,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:04:53,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:53,646 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 16:04:53,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:53,648 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:04:53,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:53,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:04:53,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:53,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:04:53,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:53,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 16:04:53,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:53,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-04 16:04:53,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:53,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:04:53,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:53,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 16:04:53,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:53,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 582 [2020-09-04 16:04:53,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:53,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 591 [2020-09-04 16:04:53,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:53,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 600 [2020-09-04 16:04:53,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:53,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 605 [2020-09-04 16:04:53,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:53,671 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:04:53,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:53,672 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 619 [2020-09-04 16:04:53,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:53,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:04:53,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:53,685 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:04:53,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:53,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:04:53,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:53,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:04:53,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:53,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:04:53,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:53,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:04:53,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:53,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:04:53,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:53,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:04:53,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:53,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 687 [2020-09-04 16:04:53,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:53,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 697 [2020-09-04 16:04:53,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:04:54,037 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-04 16:04:54,037 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [14649565] [2020-09-04 16:04:54,037 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 16:04:54,038 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2020-09-04 16:04:54,038 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1980050420] [2020-09-04 16:04:54,038 INFO L459 AbstractCegarLoop]: Interpolant automaton has 20 states [2020-09-04 16:04:54,038 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 16:04:54,039 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2020-09-04 16:04:54,039 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=326, Unknown=0, NotChecked=0, Total=380 [2020-09-04 16:04:54,039 INFO L87 Difference]: Start difference. First operand 4978 states and 5376 transitions. Second operand 20 states. [2020-09-04 16:04:54,740 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:04:55,981 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:04:57,348 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:04:58,427 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:04:58,782 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:04:59,423 WARN L193 SmtUtils]: Spent 561.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 191 [2020-09-04 16:04:59,764 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:05:00,385 WARN L193 SmtUtils]: Spent 583.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 193 [2020-09-04 16:05:00,722 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:05:01,339 WARN L193 SmtUtils]: Spent 563.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 191 [2020-09-04 16:05:11,197 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 16:05:11,197 INFO L93 Difference]: Finished difference Result 11001 states and 12943 transitions. [2020-09-04 16:05:11,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2020-09-04 16:05:11,198 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 710 [2020-09-04 16:05:11,198 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 16:05:11,228 INFO L225 Difference]: With dead ends: 11001 [2020-09-04 16:05:11,229 INFO L226 Difference]: Without dead ends: 7825 [2020-09-04 16:05:11,240 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 271 GetRequests, 190 SyntacticMatches, 8 SemanticMatches, 73 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1774 ImplicationChecksByTransitivity, 5.7s TimeCoverageRelationStatistics Valid=1094, Invalid=4456, Unknown=0, NotChecked=0, Total=5550 [2020-09-04 16:05:11,248 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7825 states. [2020-09-04 16:05:12,948 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7825 to 4777. [2020-09-04 16:05:12,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4777 states. [2020-09-04 16:05:12,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4777 states to 4777 states and 5123 transitions. [2020-09-04 16:05:12,955 INFO L78 Accepts]: Start accepts. Automaton has 4777 states and 5123 transitions. Word has length 710 [2020-09-04 16:05:12,956 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 16:05:12,956 INFO L479 AbstractCegarLoop]: Abstraction has 4777 states and 5123 transitions. [2020-09-04 16:05:12,956 INFO L480 AbstractCegarLoop]: Interpolant automaton has 20 states. [2020-09-04 16:05:12,956 INFO L276 IsEmpty]: Start isEmpty. Operand 4777 states and 5123 transitions. [2020-09-04 16:05:12,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 699 [2020-09-04 16:05:12,969 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 16:05:12,969 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 16:05:12,970 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-09-04 16:05:12,970 INFO L427 AbstractCegarLoop]: === Iteration 17 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 16:05:12,970 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 16:05:12,970 INFO L82 PathProgramCache]: Analyzing trace with hash -164158968, now seen corresponding path program 1 times [2020-09-04 16:05:12,971 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 16:05:12,971 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [663618551] [2020-09-04 16:05:12,971 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 16:05:12,987 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 16:05:13,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:13,477 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 16:05:13,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:05:13,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:13,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 16:05:13,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:13,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 16:05:13,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:13,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 16:05:13,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:13,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 16:05:13,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:13,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 16:05:13,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:13,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 16:05:13,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:13,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 16:05:13,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:13,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-09-04 16:05:13,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:13,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:05:13,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:13,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:05:13,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:13,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 16:05:13,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:13,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:05:13,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:13,607 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:05:13,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:13,620 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:05:13,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:13,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:05:13,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:13,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:05:13,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:13,644 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:05:13,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:13,646 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:05:13,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:13,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:05:13,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:13,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-09-04 16:05:13,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:13,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:05:13,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:13,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2020-09-04 16:05:13,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:13,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2020-09-04 16:05:13,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:13,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:05:13,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:13,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:05:13,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:13,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 16:05:13,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:13,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:05:13,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:13,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:05:13,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:13,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:05:13,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:13,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 16:05:13,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:13,824 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:05:13,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:13,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:05:13,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:13,930 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 16:05:13,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:13,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:05:13,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:13,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-09-04 16:05:13,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:13,942 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:05:13,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:13,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 16:05:13,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:13,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2020-09-04 16:05:13,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:13,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2020-09-04 16:05:13,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:13,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 383 [2020-09-04 16:05:13,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:13,989 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:05:13,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:13,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:05:13,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:13,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 16:05:13,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:13,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:05:13,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:13,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:05:13,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:13,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:05:13,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:13,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 16:05:14,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:14,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-04 16:05:14,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:14,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:05:14,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:14,004 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 16:05:14,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:14,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 463 [2020-09-04 16:05:14,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:14,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2020-09-04 16:05:14,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:14,013 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 480 [2020-09-04 16:05:14,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:14,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:05:14,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:14,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:05:14,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:14,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 16:05:14,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:14,028 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:05:14,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:14,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:05:14,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:14,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:05:14,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:14,037 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:05:14,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:14,039 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:05:14,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:14,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-09-04 16:05:14,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:14,045 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:05:14,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:14,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 16:05:14,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:14,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 570 [2020-09-04 16:05:14,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:14,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 579 [2020-09-04 16:05:14,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:14,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 588 [2020-09-04 16:05:14,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:14,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 593 [2020-09-04 16:05:14,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:14,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:05:14,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:14,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 607 [2020-09-04 16:05:14,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:14,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:05:14,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:14,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:05:14,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:14,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:05:14,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:14,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:05:14,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:14,085 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:05:14,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:14,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:05:14,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:14,090 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:05:14,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:14,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:05:14,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:14,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 675 [2020-09-04 16:05:14,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:14,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 685 [2020-09-04 16:05:14,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:14,312 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-04 16:05:14,312 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [663618551] [2020-09-04 16:05:14,312 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 16:05:14,312 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2020-09-04 16:05:14,313 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [35067826] [2020-09-04 16:05:14,313 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-09-04 16:05:14,313 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 16:05:14,314 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-09-04 16:05:14,314 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2020-09-04 16:05:14,314 INFO L87 Difference]: Start difference. First operand 4777 states and 5123 transitions. Second operand 18 states. [2020-09-04 16:05:15,460 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:05:16,703 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-04 16:05:20,966 WARN L193 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 16:05:21,311 WARN L193 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 203 [2020-09-04 16:05:21,693 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:05:22,026 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-04 16:05:22,351 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:05:22,922 WARN L193 SmtUtils]: Spent 546.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 189 [2020-09-04 16:05:27,863 WARN L193 SmtUtils]: Spent 572.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 192 [2020-09-04 16:05:28,208 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-09-04 16:05:28,837 WARN L193 SmtUtils]: Spent 594.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 194 [2020-09-04 16:05:29,243 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-09-04 16:05:29,663 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 16:05:30,024 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2020-09-04 16:05:30,354 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 16:05:35,036 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 16:05:35,036 INFO L93 Difference]: Finished difference Result 15673 states and 18335 transitions. [2020-09-04 16:05:35,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2020-09-04 16:05:35,037 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 698 [2020-09-04 16:05:35,037 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 16:05:35,072 INFO L225 Difference]: With dead ends: 15673 [2020-09-04 16:05:35,072 INFO L226 Difference]: Without dead ends: 10808 [2020-09-04 16:05:35,088 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 292 GetRequests, 194 SyntacticMatches, 10 SemanticMatches, 88 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2476 ImplicationChecksByTransitivity, 7.8s TimeCoverageRelationStatistics Valid=1584, Invalid=6426, Unknown=0, NotChecked=0, Total=8010 [2020-09-04 16:05:35,098 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10808 states. [2020-09-04 16:05:37,586 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10808 to 6195. [2020-09-04 16:05:37,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6195 states. [2020-09-04 16:05:37,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6195 states to 6195 states and 6634 transitions. [2020-09-04 16:05:37,597 INFO L78 Accepts]: Start accepts. Automaton has 6195 states and 6634 transitions. Word has length 698 [2020-09-04 16:05:37,598 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 16:05:37,598 INFO L479 AbstractCegarLoop]: Abstraction has 6195 states and 6634 transitions. [2020-09-04 16:05:37,598 INFO L480 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-09-04 16:05:37,598 INFO L276 IsEmpty]: Start isEmpty. Operand 6195 states and 6634 transitions. [2020-09-04 16:05:37,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 699 [2020-09-04 16:05:37,611 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 16:05:37,612 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 16:05:37,612 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2020-09-04 16:05:37,612 INFO L427 AbstractCegarLoop]: === Iteration 18 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 16:05:37,612 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 16:05:37,613 INFO L82 PathProgramCache]: Analyzing trace with hash -779711896, now seen corresponding path program 1 times [2020-09-04 16:05:37,613 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 16:05:37,613 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1300205367] [2020-09-04 16:05:37,613 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 16:05:37,626 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 16:05:37,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:38,050 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-04 16:05:38,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:05:38,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:38,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 16:05:38,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:38,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-04 16:05:38,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:38,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-09-04 16:05:38,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:38,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 16:05:38,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:38,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-04 16:05:38,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:38,129 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-09-04 16:05:38,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:38,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-04 16:05:38,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:38,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-09-04 16:05:38,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:38,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:05:38,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:38,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:05:38,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:38,197 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 16:05:38,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:38,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:05:38,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:38,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:05:38,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:38,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:05:38,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:38,217 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:05:38,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:38,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:05:38,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:38,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:05:38,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:38,223 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:05:38,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:38,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:05:38,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:38,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-09-04 16:05:38,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:38,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:05:38,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:38,241 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2020-09-04 16:05:38,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:38,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2020-09-04 16:05:38,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:38,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:05:38,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:38,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:05:38,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:38,262 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 16:05:38,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:38,264 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:05:38,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:38,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:05:38,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:38,277 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:05:38,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:38,278 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 16:05:38,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:38,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:05:38,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:38,367 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:05:38,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:38,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 16:05:38,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:38,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:05:38,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:38,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-09-04 16:05:38,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:38,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:05:38,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:38,379 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 16:05:38,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:38,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2020-09-04 16:05:38,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:38,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2020-09-04 16:05:38,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:38,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 383 [2020-09-04 16:05:38,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:38,419 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:05:38,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:38,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:05:38,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:38,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-04 16:05:38,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:38,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:05:38,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:38,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:05:38,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:38,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:05:38,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:38,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-09-04 16:05:38,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:38,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-04 16:05:38,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:38,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:05:38,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:38,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 16:05:38,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:38,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 463 [2020-09-04 16:05:38,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:38,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2020-09-04 16:05:38,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:38,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 480 [2020-09-04 16:05:38,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:38,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:05:38,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:38,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:05:38,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:38,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-04 16:05:38,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:38,466 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:05:38,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:38,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:05:38,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:38,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:05:38,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:38,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:05:38,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:38,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:05:38,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:38,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-09-04 16:05:38,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:38,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:05:38,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:38,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-04 16:05:38,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:38,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 570 [2020-09-04 16:05:38,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:38,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 579 [2020-09-04 16:05:38,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:38,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 588 [2020-09-04 16:05:38,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:38,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 593 [2020-09-04 16:05:38,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:38,497 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 16:05:38,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:38,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 607 [2020-09-04 16:05:38,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:38,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:05:38,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:38,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:05:38,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:38,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-04 16:05:38,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:38,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-04 16:05:38,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:38,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-09-04 16:05:38,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:38,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:05:38,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:38,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-04 16:05:38,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:38,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 16:05:38,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:38,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 675 [2020-09-04 16:05:38,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:38,526 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 685 [2020-09-04 16:05:38,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 16:05:38,832 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-04 16:05:38,832 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1300205367] [2020-09-04 16:05:38,833 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 16:05:38,833 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2020-09-04 16:05:38,833 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [101471385] [2020-09-04 16:05:38,834 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-09-04 16:05:38,834 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 16:05:38,834 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-09-04 16:05:38,834 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=264, Unknown=0, NotChecked=0, Total=306 [2020-09-04 16:05:38,834 INFO L87 Difference]: Start difference. First operand 6195 states and 6634 transitions. Second operand 18 states. [2020-09-04 16:05:39,611 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-04 16:05:39,939 WARN L193 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 16:05:40,262 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:05:40,585 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:05:40,888 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:05:45,022 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:05:45,334 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:05:45,654 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-04 16:05:45,975 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:05:46,297 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-04 16:05:46,602 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-04 16:05:47,721 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 16:05:47,721 INFO L93 Difference]: Finished difference Result 7624 states and 8344 transitions. [2020-09-04 16:05:47,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2020-09-04 16:05:47,722 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 698 [2020-09-04 16:05:47,722 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 16:05:47,724 INFO L225 Difference]: With dead ends: 7624 [2020-09-04 16:05:47,724 INFO L226 Difference]: Without dead ends: 0 [2020-09-04 16:05:47,738 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 222 GetRequests, 175 SyntacticMatches, 0 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 446 ImplicationChecksByTransitivity, 4.2s TimeCoverageRelationStatistics Valid=574, Invalid=1778, Unknown=0, NotChecked=0, Total=2352 [2020-09-04 16:05:47,738 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-09-04 16:05:47,738 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-09-04 16:05:47,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-09-04 16:05:47,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-09-04 16:05:47,739 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 698 [2020-09-04 16:05:47,740 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 16:05:47,740 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-09-04 16:05:47,740 INFO L480 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-09-04 16:05:47,740 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-09-04 16:05:47,740 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-09-04 16:05:47,740 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2020-09-04 16:05:47,743 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-09-04 16:05:48,438 WARN L193 SmtUtils]: Spent 632.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 224 [2020-09-04 16:05:49,494 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 245 DAG size of output: 205 [2020-09-04 16:05:50,057 WARN L193 SmtUtils]: Spent 561.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 226 [2020-09-04 16:05:51,084 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 247 DAG size of output: 207 [2020-09-04 16:05:51,699 WARN L193 SmtUtils]: Spent 595.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 226 [2020-09-04 16:05:52,053 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:05:52,393 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:05:53,066 WARN L193 SmtUtils]: Spent 660.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 224 [2020-09-04 16:05:53,417 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:05:53,786 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:05:54,227 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:05:54,607 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 16:05:55,033 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:05:55,398 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:05:55,833 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:05:56,212 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 16:05:56,564 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:05:56,932 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:05:57,298 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:05:57,658 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:05:58,017 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:05:58,387 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:05:58,768 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 16:05:59,486 WARN L193 SmtUtils]: Spent 695.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 233 [2020-09-04 16:06:00,238 WARN L193 SmtUtils]: Spent 737.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 235 [2020-09-04 16:06:00,606 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:06:01,531 WARN L193 SmtUtils]: Spent 876.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 231 [2020-09-04 16:06:02,032 WARN L193 SmtUtils]: Spent 498.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 227 [2020-09-04 16:06:02,543 WARN L193 SmtUtils]: Spent 505.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 227 [2020-09-04 16:06:03,459 WARN L193 SmtUtils]: Spent 911.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 233 [2020-09-04 16:06:03,964 WARN L193 SmtUtils]: Spent 487.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 225 [2020-09-04 16:06:04,455 WARN L193 SmtUtils]: Spent 489.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 225 [2020-09-04 16:06:19,499 WARN L193 SmtUtils]: Spent 15.04 s on a formula simplification. DAG size of input: 758 DAG size of output: 642 [2020-09-04 16:06:19,890 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 234 [2020-09-04 16:06:20,268 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 231 [2020-09-04 16:06:20,658 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 233 [2020-09-04 16:06:21,130 WARN L193 SmtUtils]: Spent 464.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 234 [2020-09-04 16:06:21,526 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 230 [2020-09-04 16:06:21,917 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 235 [2020-09-04 16:06:22,316 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 232 [2020-09-04 16:06:22,707 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 231 [2020-09-04 16:06:23,089 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 230 [2020-09-04 16:06:23,483 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 233 [2020-09-04 16:06:23,861 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 232 [2020-09-04 16:06:24,249 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 233 [2020-09-04 16:06:24,647 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 232 [2020-09-04 16:06:25,031 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 232 [2020-09-04 16:06:25,370 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 16:06:38,475 WARN L193 SmtUtils]: Spent 13.10 s on a formula simplification. DAG size of input: 722 DAG size of output: 586 [2020-09-04 16:06:38,954 WARN L193 SmtUtils]: Spent 466.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 235 [2020-09-04 16:06:39,516 WARN L193 SmtUtils]: Spent 558.00 ms on a formula simplification. DAG size of input: 253 DAG size of output: 237 [2020-09-04 16:06:40,005 WARN L193 SmtUtils]: Spent 485.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 237 [2020-09-04 16:06:40,943 WARN L193 SmtUtils]: Spent 933.00 ms on a formula simplification. DAG size of input: 270 DAG size of output: 251 [2020-09-04 16:06:41,512 WARN L193 SmtUtils]: Spent 568.00 ms on a formula simplification. DAG size of input: 255 DAG size of output: 239 [2020-09-04 16:06:41,956 WARN L193 SmtUtils]: Spent 441.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 231 [2020-09-04 16:06:42,903 WARN L193 SmtUtils]: Spent 939.00 ms on a formula simplification. DAG size of input: 263 DAG size of output: 246 [2020-09-04 16:06:43,367 WARN L193 SmtUtils]: Spent 451.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 232 [2020-09-04 16:06:43,937 WARN L193 SmtUtils]: Spent 568.00 ms on a formula simplification. DAG size of input: 255 DAG size of output: 239 [2020-09-04 16:06:44,399 WARN L193 SmtUtils]: Spent 460.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 233 [2020-09-04 16:06:44,974 WARN L193 SmtUtils]: Spent 559.00 ms on a formula simplification. DAG size of input: 253 DAG size of output: 237 [2020-09-04 16:06:45,446 WARN L193 SmtUtils]: Spent 470.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 234 [2020-09-04 16:06:46,076 WARN L193 SmtUtils]: Spent 607.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 224 [2020-09-04 16:06:46,678 WARN L193 SmtUtils]: Spent 594.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 226 [2020-09-04 16:06:47,694 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 245 DAG size of output: 205 [2020-09-04 16:06:48,255 WARN L193 SmtUtils]: Spent 560.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 226 [2020-09-04 16:06:49,257 WARN L193 SmtUtils]: Spent 993.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 207 [2020-09-04 16:06:49,592 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:06:49,934 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:06:50,596 WARN L193 SmtUtils]: Spent 660.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 224 [2020-09-04 16:06:50,960 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:06:51,306 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 16:06:52,016 WARN L193 SmtUtils]: Spent 705.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 230 [2020-09-04 16:06:52,380 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:06:52,740 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:06:53,108 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:06:53,464 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:06:53,834 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:06:54,523 WARN L193 SmtUtils]: Spent 683.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 230 [2020-09-04 16:06:54,880 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 16:06:55,241 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:06:55,939 WARN L193 SmtUtils]: Spent 697.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 232 [2020-09-04 16:06:56,293 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 16:06:56,647 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:06:57,008 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:06:57,374 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 16:06:57,727 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:06:58,072 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 16:06:58,411 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 16:06:58,769 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 16:06:59,624 WARN L193 SmtUtils]: Spent 838.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 226 [2020-09-04 16:07:00,485 WARN L193 SmtUtils]: Spent 851.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 228 [2020-09-04 16:07:00,854 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:07:01,199 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:07:01,558 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 16:07:01,921 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:07:02,298 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 16:07:02,634 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:07:02,998 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 16:07:03,349 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 16:07:03,697 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 16:07:04,036 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 16:07:05,350 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 239 DAG size of output: 238 [2020-09-04 16:07:05,695 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:07:07,060 WARN L193 SmtUtils]: Spent 1.36 s on a formula simplification. DAG size of input: 251 DAG size of output: 211 [2020-09-04 16:07:07,406 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 16:07:07,758 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:07:08,109 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:07:09,454 WARN L193 SmtUtils]: Spent 1.34 s on a formula simplification. DAG size of input: 253 DAG size of output: 212 [2020-09-04 16:07:09,808 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:07:10,164 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:07:10,522 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:07:10,871 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:07:11,232 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:07:11,584 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 16:07:11,946 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:07:13,560 WARN L193 SmtUtils]: Spent 1.61 s on a formula simplification. DAG size of input: 245 DAG size of output: 243 [2020-09-04 16:07:13,925 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:07:14,274 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:07:14,617 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 16:07:15,560 WARN L193 SmtUtils]: Spent 928.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 229 [2020-09-04 16:07:16,494 WARN L193 SmtUtils]: Spent 928.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 229 [2020-09-04 16:07:17,422 WARN L193 SmtUtils]: Spent 926.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 229 [2020-09-04 16:07:18,354 WARN L193 SmtUtils]: Spent 928.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 229 [2020-09-04 16:07:19,282 WARN L193 SmtUtils]: Spent 926.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 229 [2020-09-04 16:07:20,164 WARN L193 SmtUtils]: Spent 879.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 231 [2020-09-04 16:07:21,045 WARN L193 SmtUtils]: Spent 879.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 231 [2020-09-04 16:07:21,947 WARN L193 SmtUtils]: Spent 878.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 231 [2020-09-04 16:07:22,829 WARN L193 SmtUtils]: Spent 878.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 231 [2020-09-04 16:07:23,778 WARN L193 SmtUtils]: Spent 928.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 229 [2020-09-04 16:07:24,706 WARN L193 SmtUtils]: Spent 926.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 229 [2020-09-04 16:07:25,637 WARN L193 SmtUtils]: Spent 928.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 229 [2020-09-04 16:07:26,567 WARN L193 SmtUtils]: Spent 927.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 229 [2020-09-04 16:07:26,924 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 16:07:27,274 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:07:27,625 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:07:28,321 WARN L193 SmtUtils]: Spent 684.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 230 [2020-09-04 16:07:29,017 WARN L193 SmtUtils]: Spent 695.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 232 [2020-09-04 16:07:29,399 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:07:29,762 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:07:30,183 WARN L193 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 241 [2020-09-04 16:07:31,107 WARN L193 SmtUtils]: Spent 905.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 239 [2020-09-04 16:07:32,037 WARN L193 SmtUtils]: Spent 921.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 241 [2020-09-04 16:07:32,470 WARN L193 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 239 [2020-09-04 16:07:32,873 WARN L193 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 238 [2020-09-04 16:07:33,292 WARN L193 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 241 [2020-09-04 16:07:33,722 WARN L193 SmtUtils]: Spent 414.00 ms on a formula simplification that was a NOOP. DAG size: 242 [2020-09-04 16:07:34,149 WARN L193 SmtUtils]: Spent 416.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 241 [2020-09-04 16:07:34,544 WARN L193 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 238 [2020-09-04 16:07:34,975 WARN L193 SmtUtils]: Spent 404.00 ms on a formula simplification that was a NOOP. DAG size: 240 [2020-09-04 16:07:35,386 WARN L193 SmtUtils]: Spent 403.00 ms on a formula simplification that was a NOOP. DAG size: 240 [2020-09-04 16:07:35,795 WARN L193 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 240 [2020-09-04 16:07:36,194 WARN L193 SmtUtils]: Spent 395.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2020-09-04 16:07:37,691 WARN L193 SmtUtils]: Spent 1.50 s on a formula simplification. DAG size of input: 245 DAG size of output: 244 [2020-09-04 16:07:38,095 WARN L193 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 238 [2020-09-04 16:07:39,620 WARN L193 SmtUtils]: Spent 1.52 s on a formula simplification. DAG size of input: 266 DAG size of output: 257 [2020-09-04 16:07:40,026 WARN L193 SmtUtils]: Spent 403.00 ms on a formula simplification that was a NOOP. DAG size: 240 [2020-09-04 16:07:40,440 WARN L193 SmtUtils]: Spent 410.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-09-04 16:07:40,820 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 16:07:42,520 WARN L193 SmtUtils]: Spent 1.69 s on a formula simplification. DAG size of input: 268 DAG size of output: 229 [2020-09-04 16:07:42,941 WARN L193 SmtUtils]: Spent 411.00 ms on a formula simplification that was a NOOP. DAG size: 242 [2020-09-04 16:07:43,357 WARN L193 SmtUtils]: Spent 411.00 ms on a formula simplification that was a NOOP. DAG size: 242 [2020-09-04 16:07:43,744 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 16:07:44,154 WARN L193 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 239 [2020-09-04 16:07:44,577 WARN L193 SmtUtils]: Spent 418.00 ms on a formula simplification that was a NOOP. DAG size: 243 [2020-09-04 16:07:44,988 WARN L193 SmtUtils]: Spent 403.00 ms on a formula simplification that was a NOOP. DAG size: 240 [2020-09-04 16:07:45,379 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2020-09-04 16:07:47,306 WARN L193 SmtUtils]: Spent 1.92 s on a formula simplification. DAG size of input: 251 DAG size of output: 249 [2020-09-04 16:07:47,700 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 16:07:48,109 WARN L193 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 239 [2020-09-04 16:07:48,512 WARN L193 SmtUtils]: Spent 395.00 ms on a formula simplification that was a NOOP. DAG size: 240 [2020-09-04 16:07:49,783 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification. DAG size of input: 258 DAG size of output: 230 [2020-09-04 16:07:50,471 WARN L193 SmtUtils]: Spent 685.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 236 [2020-09-04 16:07:51,163 WARN L193 SmtUtils]: Spent 687.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 236 [2020-09-04 16:07:52,411 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 260 DAG size of output: 232 [2020-09-04 16:07:53,104 WARN L193 SmtUtils]: Spent 675.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 234 [2020-09-04 16:07:53,841 WARN L193 SmtUtils]: Spent 735.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 234 [2020-09-04 16:07:54,276 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 16:07:54,677 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 240 [2020-09-04 16:07:55,210 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:07:55,819 WARN L193 SmtUtils]: Spent 606.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 224 [2020-09-04 16:07:56,179 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:07:57,196 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 245 DAG size of output: 205 [2020-09-04 16:07:57,756 WARN L193 SmtUtils]: Spent 559.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 226 [2020-09-04 16:07:58,757 WARN L193 SmtUtils]: Spent 991.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 207 [2020-09-04 16:07:59,357 WARN L193 SmtUtils]: Spent 594.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 226 [2020-09-04 16:07:59,704 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:08:00,370 WARN L193 SmtUtils]: Spent 659.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 224 [2020-09-04 16:08:00,708 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:08:01,400 WARN L193 SmtUtils]: Spent 682.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 230 [2020-09-04 16:08:01,762 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 16:08:02,129 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 16:08:02,829 WARN L193 SmtUtils]: Spent 695.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 232 [2020-09-04 16:08:03,199 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 16:08:03,553 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 16:08:03,955 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 16:08:04,343 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 16:08:05,078 WARN L193 SmtUtils]: Spent 730.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 238 [2020-09-04 16:08:05,484 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2020-09-04 16:08:05,887 WARN L193 SmtUtils]: Spent 400.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 16:08:06,293 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-09-04 16:08:06,695 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 232 [2020-09-04 16:08:07,108 WARN L193 SmtUtils]: Spent 408.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2020-09-04 16:08:07,909 WARN L193 SmtUtils]: Spent 794.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 238 [2020-09-04 16:08:08,310 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 16:08:08,710 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 232 [2020-09-04 16:08:09,522 WARN L193 SmtUtils]: Spent 810.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 240 [2020-09-04 16:08:09,918 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 16:08:10,316 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2020-09-04 16:08:10,721 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2020-09-04 16:08:11,125 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 234 [2020-09-04 16:08:11,521 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2020-09-04 16:08:12,901 WARN L193 SmtUtils]: Spent 1.37 s on a formula simplification. DAG size of input: 252 DAG size of output: 242 [2020-09-04 16:08:13,510 WARN L193 SmtUtils]: Spent 607.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 230 [2020-09-04 16:08:14,125 WARN L193 SmtUtils]: Spent 609.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 230 [2020-09-04 16:08:15,345 WARN L193 SmtUtils]: Spent 1.22 s on a formula simplification. DAG size of input: 254 DAG size of output: 232 [2020-09-04 16:08:15,958 WARN L193 SmtUtils]: Spent 597.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 228 [2020-09-04 16:08:16,556 WARN L193 SmtUtils]: Spent 596.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 228 [2020-09-04 16:08:17,255 WARN L193 SmtUtils]: Spent 683.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 230 [2020-09-04 16:08:18,260 WARN L193 SmtUtils]: Spent 1.00 s on a formula simplification. DAG size of input: 240 DAG size of output: 231 [2020-09-04 16:08:18,604 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 16:08:18,941 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 16:08:19,278 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 16:08:19,696 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 239 [2020-09-04 16:08:21,380 WARN L193 SmtUtils]: Spent 1.67 s on a formula simplification. DAG size of input: 263 DAG size of output: 254 [2020-09-04 16:08:21,790 WARN L193 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 241 [2020-09-04 16:08:23,479 WARN L193 SmtUtils]: Spent 1.68 s on a formula simplification. DAG size of input: 265 DAG size of output: 256 [2020-09-04 16:08:23,890 WARN L193 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 241 [2020-09-04 16:08:24,313 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 239 [2020-09-04 16:08:24,752 WARN L193 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 239 [2020-09-04 16:08:26,451 WARN L193 SmtUtils]: Spent 1.69 s on a formula simplification. DAG size of input: 263 DAG size of output: 254 [2020-09-04 16:08:26,862 WARN L193 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 241 [2020-09-04 16:08:28,555 WARN L193 SmtUtils]: Spent 1.68 s on a formula simplification. DAG size of input: 265 DAG size of output: 256 [2020-09-04 16:08:28,966 WARN L193 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 241 [2020-09-04 16:08:29,408 WARN L193 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 239 [2020-09-04 16:08:29,839 WARN L193 SmtUtils]: Spent 406.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-09-04 16:08:30,253 WARN L193 SmtUtils]: Spent 409.00 ms on a formula simplification that was a NOOP. DAG size: 243 [2020-09-04 16:08:30,646 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 236 [2020-09-04 16:08:31,605 WARN L193 SmtUtils]: Spent 945.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 240 [2020-09-04 16:08:32,909 WARN L193 SmtUtils]: Spent 1.29 s on a formula simplification. DAG size of input: 262 DAG size of output: 251 [2020-09-04 16:08:33,872 WARN L193 SmtUtils]: Spent 961.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 242 [2020-09-04 16:08:35,160 WARN L193 SmtUtils]: Spent 1.28 s on a formula simplification. DAG size of input: 264 DAG size of output: 254 [2020-09-04 16:08:36,175 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 249 DAG size of output: 240 [2020-09-04 16:08:36,563 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 236 [2020-09-04 16:08:37,508 WARN L193 SmtUtils]: Spent 933.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 238 [2020-09-04 16:08:38,453 WARN L193 SmtUtils]: Spent 926.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 16:08:39,399 WARN L193 SmtUtils]: Spent 939.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-04 16:08:39,755 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:08:40,125 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:08:40,485 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:08:40,868 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:08:41,269 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2020-09-04 16:08:41,657 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2020-09-04 16:08:42,047 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2020-09-04 16:08:42,812 WARN L193 SmtUtils]: Spent 742.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 236 [2020-09-04 16:08:43,523 WARN L193 SmtUtils]: Spent 700.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 238 [2020-09-04 16:08:43,907 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 16:08:44,211 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 36 [2020-09-04 16:08:45,588 WARN L193 SmtUtils]: Spent 607.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 224 [2020-09-04 16:08:46,195 WARN L193 SmtUtils]: Spent 594.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 226 [2020-09-04 16:08:47,209 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 245 DAG size of output: 205 [2020-09-04 16:08:47,770 WARN L193 SmtUtils]: Spent 559.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 226 [2020-09-04 16:08:48,771 WARN L193 SmtUtils]: Spent 994.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 207 [2020-09-04 16:08:49,107 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:08:49,447 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:08:50,109 WARN L193 SmtUtils]: Spent 660.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 224 [2020-09-04 16:08:50,548 WARN L193 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 241 [2020-09-04 16:08:52,189 WARN L193 SmtUtils]: Spent 1.63 s on a formula simplification. DAG size of input: 265 DAG size of output: 255 [2020-09-04 16:08:52,608 WARN L193 SmtUtils]: Spent 417.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 243 [2020-09-04 16:08:54,223 WARN L193 SmtUtils]: Spent 1.60 s on a formula simplification. DAG size of input: 267 DAG size of output: 258 [2020-09-04 16:08:54,641 WARN L193 SmtUtils]: Spent 416.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 243 [2020-09-04 16:08:55,071 WARN L193 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 241 [2020-09-04 16:09:05,616 WARN L193 SmtUtils]: Spent 8.43 s on a formula simplification. DAG size of input: 598 DAG size of output: 494 [2020-09-04 16:09:20,568 WARN L193 SmtUtils]: Spent 14.95 s on a formula simplification. DAG size of input: 758 DAG size of output: 642 [2020-09-04 16:09:20,930 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:09:21,635 WARN L193 SmtUtils]: Spent 684.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 230 [2020-09-04 16:09:22,345 WARN L193 SmtUtils]: Spent 697.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 232 [2020-09-04 16:09:22,699 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:09:23,050 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:09:23,418 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:09:23,783 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:09:24,145 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:09:25,090 WARN L193 SmtUtils]: Spent 944.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 238 [2020-09-04 16:09:26,060 WARN L193 SmtUtils]: Spent 966.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 240 [2020-09-04 16:09:26,426 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:09:27,129 WARN L193 SmtUtils]: Spent 683.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 230 [2020-09-04 16:09:27,839 WARN L193 SmtUtils]: Spent 696.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 232 [2020-09-04 16:09:28,192 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:09:31,592 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 16:09:31,982 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2020-09-04 16:09:32,691 WARN L193 SmtUtils]: Spent 689.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 236 [2020-09-04 16:09:33,443 WARN L193 SmtUtils]: Spent 739.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 238 [2020-09-04 16:09:33,826 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 16:09:34,186 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:09:34,556 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:09:34,909 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:09:35,273 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:09:35,650 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:09:36,003 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:09:36,362 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:09:37,736 WARN L193 SmtUtils]: Spent 1.37 s on a formula simplification. DAG size of input: 255 DAG size of output: 230 [2020-09-04 16:09:38,287 WARN L193 SmtUtils]: Spent 549.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 233 [2020-09-04 16:09:38,841 WARN L193 SmtUtils]: Spent 549.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 233 [2020-09-04 16:09:40,103 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification. DAG size of input: 257 DAG size of output: 232 [2020-09-04 16:09:40,657 WARN L193 SmtUtils]: Spent 538.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 231 [2020-09-04 16:09:41,196 WARN L193 SmtUtils]: Spent 537.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 231 [2020-09-04 16:09:41,594 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 234 [2020-09-04 16:09:41,983 WARN L193 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 233 [2020-09-04 16:09:42,392 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 235 [2020-09-04 16:09:42,807 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 232 [2020-09-04 16:09:44,186 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:09:57,620 WARN L193 SmtUtils]: Spent 13.43 s on a formula simplification. DAG size of input: 722 DAG size of output: 586 [2020-09-04 16:09:58,329 WARN L193 SmtUtils]: Spent 706.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 230 [2020-09-04 16:09:58,691 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:09:59,035 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 16:09:59,399 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:09:59,765 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:10:00,128 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:10:00,495 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:10:01,186 WARN L193 SmtUtils]: Spent 684.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 230 [2020-09-04 16:10:01,544 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 16:10:02,257 WARN L193 SmtUtils]: Spent 702.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 232 [2020-09-04 16:10:02,605 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 16:10:02,957 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:10:03,318 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:10:03,672 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:10:04,028 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:10:04,394 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 16:10:04,746 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:10:05,435 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 16:10:05,813 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 16:10:06,500 WARN L193 SmtUtils]: Spent 685.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 230 [2020-09-04 16:10:06,870 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 230 [2020-09-04 16:10:07,576 WARN L193 SmtUtils]: Spent 699.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 232 [2020-09-04 16:10:07,946 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 16:10:08,317 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:10:08,678 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:10:09,022 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 16:10:09,372 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:10:09,734 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 16:10:10,092 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 16:10:10,456 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:10:10,807 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 16:10:11,158 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:10:11,526 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:10:11,891 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:10:12,251 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:10:13,199 WARN L193 SmtUtils]: Spent 947.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 238 [2020-09-04 16:10:14,172 WARN L193 SmtUtils]: Spent 969.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 240 [2020-09-04 16:10:14,531 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:10:14,893 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:10:15,244 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:10:15,941 WARN L193 SmtUtils]: Spent 685.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 230 [2020-09-04 16:10:16,298 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 16:10:16,664 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:10:17,363 WARN L193 SmtUtils]: Spent 697.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 232 [2020-09-04 16:10:17,714 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:10:18,078 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 16:10:18,456 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:10:19,093 WARN L193 SmtUtils]: Spent 636.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 225 [2020-09-04 16:10:19,786 WARN L193 SmtUtils]: Spent 689.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 226 [2020-09-04 16:10:20,477 WARN L193 SmtUtils]: Spent 689.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 226 [2020-09-04 16:10:20,725 WARN L193 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 28 [2020-09-04 16:10:21,424 WARN L193 SmtUtils]: Spent 698.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 228 [2020-09-04 16:10:22,124 WARN L193 SmtUtils]: Spent 699.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 228 [2020-09-04 16:10:22,374 WARN L193 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 28 [2020-09-04 16:10:22,620 WARN L193 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 28 [2020-09-04 16:10:23,321 WARN L193 SmtUtils]: Spent 699.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 228 [2020-09-04 16:10:24,022 WARN L193 SmtUtils]: Spent 699.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 228 [2020-09-04 16:10:24,266 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 28 [2020-09-04 16:10:24,512 WARN L193 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 28 [2020-09-04 16:10:24,764 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 30 [2020-09-04 16:10:25,078 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 30 [2020-09-04 16:10:25,771 WARN L193 SmtUtils]: Spent 688.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 226 [2020-09-04 16:10:26,460 WARN L193 SmtUtils]: Spent 688.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 226 [2020-09-04 16:10:26,720 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 30 [2020-09-04 16:10:26,972 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 30 [2020-09-04 16:10:27,667 WARN L193 SmtUtils]: Spent 688.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 226 [2020-09-04 16:10:28,356 WARN L193 SmtUtils]: Spent 687.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 226 [2020-09-04 16:10:29,002 WARN L193 SmtUtils]: Spent 639.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 225 [2020-09-04 16:10:29,640 WARN L193 SmtUtils]: Spent 636.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 225 [2020-09-04 16:10:29,891 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 28 [2020-09-04 16:10:30,136 WARN L193 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 28 [2020-09-04 16:10:30,383 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 28 [2020-09-04 16:10:30,632 WARN L193 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 28 [2020-09-04 16:10:31,331 WARN L193 SmtUtils]: Spent 688.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 226 [2020-09-04 16:10:31,969 WARN L193 SmtUtils]: Spent 637.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 225 [2020-09-04 16:10:32,658 WARN L193 SmtUtils]: Spent 687.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 226 [2020-09-04 16:10:33,033 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-04 16:10:33,741 WARN L193 SmtUtils]: Spent 686.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 233 [2020-09-04 16:10:34,450 WARN L193 SmtUtils]: Spent 698.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 235 [2020-09-04 16:10:34,820 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:10:35,175 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:10:35,537 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:10:35,887 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:10:36,585 WARN L193 SmtUtils]: Spent 685.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 230 [2020-09-04 16:10:36,942 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 16:10:37,308 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:10:38,007 WARN L193 SmtUtils]: Spent 697.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 232 [2020-09-04 16:10:38,358 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:10:38,722 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 16:10:39,101 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:10:40,124 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 245 DAG size of output: 205 [2020-09-04 16:10:40,685 WARN L193 SmtUtils]: Spent 560.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 226 [2020-09-04 16:10:41,288 WARN L193 SmtUtils]: Spent 597.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 226 [2020-09-04 16:10:42,289 WARN L193 SmtUtils]: Spent 997.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 207 [2020-09-04 16:10:42,627 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:10:42,967 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:10:43,637 WARN L193 SmtUtils]: Spent 662.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 224 [2020-09-04 16:10:44,245 WARN L193 SmtUtils]: Spent 607.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 224 [2020-09-04 16:10:44,585 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 16:10:44,922 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:10:45,544 WARN L193 SmtUtils]: Spent 608.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 224 [2020-09-04 16:10:45,898 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:10:46,263 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:10:47,280 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 245 DAG size of output: 205 [2020-09-04 16:10:47,842 WARN L193 SmtUtils]: Spent 560.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 226 [2020-09-04 16:10:48,850 WARN L193 SmtUtils]: Spent 998.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 207 [2020-09-04 16:10:49,448 WARN L193 SmtUtils]: Spent 596.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 226 [2020-09-04 16:10:49,793 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:10:50,160 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:10:50,525 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:10:51,190 WARN L193 SmtUtils]: Spent 662.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 224 [2020-09-04 16:11:07,015 WARN L193 SmtUtils]: Spent 15.51 s on a formula simplification. DAG size of input: 758 DAG size of output: 642 [2020-09-04 16:11:07,364 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 37 [2020-09-04 16:11:07,704 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 39 [2020-09-04 16:11:08,548 WARN L193 SmtUtils]: Spent 811.00 ms on a formula simplification. DAG size of input: 253 DAG size of output: 244 [2020-09-04 16:11:09,358 WARN L193 SmtUtils]: Spent 799.00 ms on a formula simplification. DAG size of input: 255 DAG size of output: 247 [2020-09-04 16:11:09,733 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:11:10,082 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:11:11,112 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 235 DAG size of output: 235 [2020-09-04 16:11:12,137 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 235 DAG size of output: 235 [2020-09-04 16:11:12,825 WARN L193 SmtUtils]: Spent 686.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 227 [2020-09-04 16:11:13,843 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 235 DAG size of output: 235 [2020-09-04 16:11:14,861 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 235 DAG size of output: 235 [2020-09-04 16:11:15,199 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 16:11:15,886 WARN L193 SmtUtils]: Spent 685.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 227 [2020-09-04 16:11:16,910 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 237 DAG size of output: 237 [2020-09-04 16:11:17,258 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 16:11:18,275 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 237 DAG size of output: 237 [2020-09-04 16:11:18,623 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 16:11:19,327 WARN L193 SmtUtils]: Spent 698.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 229 [2020-09-04 16:11:20,026 WARN L193 SmtUtils]: Spent 696.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 229 [2020-09-04 16:11:21,329 WARN L193 SmtUtils]: Spent 1.30 s on a formula simplification. DAG size of input: 251 DAG size of output: 211 [2020-09-04 16:11:21,669 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:11:22,017 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 16:11:22,358 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:11:23,661 WARN L193 SmtUtils]: Spent 1.30 s on a formula simplification. DAG size of input: 251 DAG size of output: 211 [2020-09-04 16:11:24,967 WARN L193 SmtUtils]: Spent 1.30 s on a formula simplification. DAG size of input: 251 DAG size of output: 211 [2020-09-04 16:11:26,317 WARN L193 SmtUtils]: Spent 1.34 s on a formula simplification. DAG size of input: 253 DAG size of output: 212 [2020-09-04 16:11:26,669 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:11:27,021 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:11:27,364 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:11:27,705 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:11:29,021 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 251 DAG size of output: 211 [2020-09-04 16:11:30,327 WARN L193 SmtUtils]: Spent 1.30 s on a formula simplification. DAG size of input: 251 DAG size of output: 211 [2020-09-04 16:11:30,672 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 16:11:32,020 WARN L193 SmtUtils]: Spent 1.35 s on a formula simplification. DAG size of input: 253 DAG size of output: 212 [2020-09-04 16:11:33,360 WARN L193 SmtUtils]: Spent 1.34 s on a formula simplification. DAG size of input: 253 DAG size of output: 212 [2020-09-04 16:11:33,704 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 16:11:34,041 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:11:34,390 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:11:34,729 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:11:35,079 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:11:36,426 WARN L193 SmtUtils]: Spent 1.34 s on a formula simplification. DAG size of input: 253 DAG size of output: 212 [2020-09-04 16:11:37,772 WARN L193 SmtUtils]: Spent 1.34 s on a formula simplification. DAG size of input: 253 DAG size of output: 212 [2020-09-04 16:11:38,462 WARN L193 SmtUtils]: Spent 686.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 227 [2020-09-04 16:11:38,799 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:11:39,485 WARN L193 SmtUtils]: Spent 685.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 227 [2020-09-04 16:11:39,822 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:11:41,135 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 251 DAG size of output: 211 [2020-09-04 16:11:42,446 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 251 DAG size of output: 211 [2020-09-04 16:11:43,753 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 251 DAG size of output: 211 [2020-09-04 16:11:45,125 WARN L193 SmtUtils]: Spent 1.37 s on a formula simplification. DAG size of input: 251 DAG size of output: 211 [2020-09-04 16:11:45,484 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 16:11:45,840 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 16:11:46,178 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 16:11:46,515 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 16:11:46,864 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 16:11:47,208 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 16:11:47,577 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:11:48,188 WARN L193 SmtUtils]: Spent 607.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 224 [2020-09-04 16:11:48,548 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:11:49,568 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 245 DAG size of output: 205 [2020-09-04 16:11:50,130 WARN L193 SmtUtils]: Spent 561.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 226 [2020-09-04 16:11:51,136 WARN L193 SmtUtils]: Spent 997.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 207 [2020-09-04 16:11:51,737 WARN L193 SmtUtils]: Spent 595.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 226 [2020-09-04 16:11:52,081 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:11:52,751 WARN L193 SmtUtils]: Spent 663.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 224 [2020-09-04 16:11:53,091 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:11:54,412 WARN L193 SmtUtils]: Spent 1.32 s on a formula simplification. DAG size of input: 239 DAG size of output: 238 [2020-09-04 16:11:55,730 WARN L193 SmtUtils]: Spent 1.32 s on a formula simplification. DAG size of input: 239 DAG size of output: 238 [2020-09-04 16:11:57,047 WARN L193 SmtUtils]: Spent 1.32 s on a formula simplification. DAG size of input: 239 DAG size of output: 238 [2020-09-04 16:11:58,367 WARN L193 SmtUtils]: Spent 1.32 s on a formula simplification. DAG size of input: 239 DAG size of output: 238 [2020-09-04 16:11:58,712 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 16:11:59,056 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 16:11:59,409 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:11:59,759 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:12:00,612 WARN L193 SmtUtils]: Spent 840.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 226 [2020-09-04 16:12:01,452 WARN L193 SmtUtils]: Spent 838.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 226 [2020-09-04 16:12:01,792 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 16:12:02,130 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 16:12:02,478 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 16:12:02,828 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 225 [2020-09-04 16:12:03,685 WARN L193 SmtUtils]: Spent 852.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 228 [2020-09-04 16:12:04,539 WARN L193 SmtUtils]: Spent 852.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 228 [2020-09-04 16:12:04,883 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:12:05,225 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:12:06,533 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 251 DAG size of output: 211 [2020-09-04 16:12:07,844 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 251 DAG size of output: 211 [2020-09-04 16:12:08,191 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 16:12:08,534 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 16:12:09,887 WARN L193 SmtUtils]: Spent 1.34 s on a formula simplification. DAG size of input: 253 DAG size of output: 212 [2020-09-04 16:12:11,232 WARN L193 SmtUtils]: Spent 1.34 s on a formula simplification. DAG size of input: 253 DAG size of output: 212 [2020-09-04 16:12:11,574 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:12:11,916 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:12:13,229 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 251 DAG size of output: 211 [2020-09-04 16:12:14,538 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 251 DAG size of output: 211 [2020-09-04 16:12:14,892 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:12:15,244 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:12:16,553 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 251 DAG size of output: 211 [2020-09-04 16:12:17,856 WARN L193 SmtUtils]: Spent 1.30 s on a formula simplification. DAG size of input: 251 DAG size of output: 211 [2020-09-04 16:12:19,480 WARN L193 SmtUtils]: Spent 1.62 s on a formula simplification. DAG size of input: 245 DAG size of output: 243 [2020-09-04 16:12:19,816 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:12:20,160 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 16:12:20,496 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:12:22,108 WARN L193 SmtUtils]: Spent 1.61 s on a formula simplification. DAG size of input: 245 DAG size of output: 243 [2020-09-04 16:12:22,452 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 16:12:23,799 WARN L193 SmtUtils]: Spent 1.34 s on a formula simplification. DAG size of input: 253 DAG size of output: 212 [2020-09-04 16:12:25,146 WARN L193 SmtUtils]: Spent 1.34 s on a formula simplification. DAG size of input: 253 DAG size of output: 212 [2020-09-04 16:12:25,986 WARN L193 SmtUtils]: Spent 837.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 226 [2020-09-04 16:12:26,823 WARN L193 SmtUtils]: Spent 836.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 226 [2020-09-04 16:12:28,172 WARN L193 SmtUtils]: Spent 1.35 s on a formula simplification. DAG size of input: 253 DAG size of output: 212 [2020-09-04 16:12:29,519 WARN L193 SmtUtils]: Spent 1.35 s on a formula simplification. DAG size of input: 253 DAG size of output: 212 [2020-09-04 16:12:30,267 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:12:30,615 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:12:31,925 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 251 DAG size of output: 211 [2020-09-04 16:12:33,229 WARN L193 SmtUtils]: Spent 1.30 s on a formula simplification. DAG size of input: 251 DAG size of output: 211 [2020-09-04 16:12:33,575 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:12:33,912 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 16:12:34,248 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:12:34,586 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 16:12:35,900 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 251 DAG size of output: 211 [2020-09-04 16:12:36,258 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 16:12:37,562 WARN L193 SmtUtils]: Spent 1.30 s on a formula simplification. DAG size of input: 251 DAG size of output: 211 [2020-09-04 16:12:37,917 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 16:12:38,293 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 16:12:38,669 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-09-04 16:12:39,696 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 235 DAG size of output: 235 [2020-09-04 16:12:40,716 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 235 DAG size of output: 235 [2020-09-04 16:12:41,734 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 235 DAG size of output: 235 [2020-09-04 16:12:42,751 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 235 DAG size of output: 235 [2020-09-04 16:12:43,441 WARN L193 SmtUtils]: Spent 686.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 227 [2020-09-04 16:12:44,128 WARN L193 SmtUtils]: Spent 685.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 227 [2020-09-04 16:12:44,466 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 16:12:45,769 WARN L193 SmtUtils]: Spent 1.30 s on a formula simplification. DAG size of input: 251 DAG size of output: 211 [2020-09-04 16:12:47,072 WARN L193 SmtUtils]: Spent 1.30 s on a formula simplification. DAG size of input: 251 DAG size of output: 211 [2020-09-04 16:12:47,421 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:12:48,724 WARN L193 SmtUtils]: Spent 1.30 s on a formula simplification. DAG size of input: 251 DAG size of output: 211 [2020-09-04 16:12:49,073 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:12:49,429 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 16:12:49,773 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 16:12:50,135 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:12:50,476 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:12:50,825 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:12:51,166 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:12:51,509 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:12:51,845 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:12:53,147 WARN L193 SmtUtils]: Spent 1.30 s on a formula simplification. DAG size of input: 251 DAG size of output: 211 [2020-09-04 16:12:54,454 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 251 DAG size of output: 211 [2020-09-04 16:12:54,791 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:12:55,128 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:12:56,436 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 251 DAG size of output: 211 [2020-09-04 16:12:57,740 WARN L193 SmtUtils]: Spent 1.30 s on a formula simplification. DAG size of input: 251 DAG size of output: 211 [2020-09-04 16:12:58,436 WARN L193 SmtUtils]: Spent 686.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 227 [2020-09-04 16:12:59,123 WARN L193 SmtUtils]: Spent 685.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 227 [2020-09-04 16:12:59,478 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:12:59,819 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 223 [2020-09-04 16:13:00,159 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 16:13:00,496 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 16:13:00,840 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 16:13:01,184 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 16:13:02,486 WARN L193 SmtUtils]: Spent 1.30 s on a formula simplification. DAG size of input: 251 DAG size of output: 211 [2020-09-04 16:13:03,788 WARN L193 SmtUtils]: Spent 1.30 s on a formula simplification. DAG size of input: 251 DAG size of output: 211 [2020-09-04 16:13:23,496 WARN L193 SmtUtils]: Spent 19.70 s on a formula simplification. DAG size of input: 817 DAG size of output: 687 [2020-09-04 16:13:23,853 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 37 [2020-09-04 16:13:24,193 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 39 [2020-09-04 16:13:38,988 WARN L193 SmtUtils]: Spent 13.22 s on a formula simplification. DAG size of input: 722 DAG size of output: 586 [2020-09-04 16:13:39,327 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 223 [2020-09-04 16:13:39,890 WARN L193 SmtUtils]: Spent 560.00 ms on a formula simplification. DAG size of input: 253 DAG size of output: 237 [2020-09-04 16:13:40,835 WARN L193 SmtUtils]: Spent 937.00 ms on a formula simplification. DAG size of input: 270 DAG size of output: 251 [2020-09-04 16:13:41,406 WARN L193 SmtUtils]: Spent 569.00 ms on a formula simplification. DAG size of input: 255 DAG size of output: 239 [2020-09-04 16:13:41,878 WARN L193 SmtUtils]: Spent 463.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 235 [2020-09-04 16:13:42,821 WARN L193 SmtUtils]: Spent 941.00 ms on a formula simplification. DAG size of input: 263 DAG size of output: 246 [2020-09-04 16:13:43,304 WARN L193 SmtUtils]: Spent 480.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 242 [2020-09-04 16:13:43,883 WARN L193 SmtUtils]: Spent 569.00 ms on a formula simplification. DAG size of input: 255 DAG size of output: 239 [2020-09-04 16:13:44,352 WARN L193 SmtUtils]: Spent 464.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 241 [2020-09-04 16:13:44,927 WARN L193 SmtUtils]: Spent 560.00 ms on a formula simplification. DAG size of input: 253 DAG size of output: 237 [2020-09-04 16:13:45,403 WARN L193 SmtUtils]: Spent 475.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 236 [2020-09-04 16:13:45,881 WARN L193 SmtUtils]: Spent 473.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 236 [2020-09-04 16:13:46,381 WARN L193 SmtUtils]: Spent 497.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 243 [2020-09-04 16:13:47,333 WARN L193 SmtUtils]: Spent 947.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 240 [2020-09-04 16:13:48,637 WARN L193 SmtUtils]: Spent 1.30 s on a formula simplification. DAG size of input: 262 DAG size of output: 251 [2020-09-04 16:13:49,599 WARN L193 SmtUtils]: Spent 960.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 242 [2020-09-04 16:13:50,892 WARN L193 SmtUtils]: Spent 1.28 s on a formula simplification. DAG size of input: 264 DAG size of output: 254 [2020-09-04 16:13:51,919 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 249 DAG size of output: 240 [2020-09-04 16:13:52,311 WARN L193 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 236 [2020-09-04 16:13:52,696 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 236 [2020-09-04 16:13:53,637 WARN L193 SmtUtils]: Spent 935.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 238 [2020-09-04 16:13:54,061 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-09-04 16:13:54,447 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2020-09-04 16:13:55,273 WARN L193 SmtUtils]: Spent 810.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 231 [2020-09-04 16:13:56,110 WARN L193 SmtUtils]: Spent 825.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 233 [2020-09-04 16:13:56,478 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:13:57,186 WARN L193 SmtUtils]: Spent 685.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 230 [2020-09-04 16:13:57,896 WARN L193 SmtUtils]: Spent 697.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 232 [2020-09-04 16:13:58,250 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:13:58,602 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:13:58,969 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:13:59,334 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:13:59,693 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:14:00,626 WARN L193 SmtUtils]: Spent 932.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 234 [2020-09-04 16:14:01,581 WARN L193 SmtUtils]: Spent 950.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 236 [2020-09-04 16:14:01,944 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 16:14:02,313 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 16:14:02,677 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 228 [2020-09-04 16:14:03,046 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 16:14:03,421 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:14:03,791 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:14:04,146 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:14:04,515 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:14:04,875 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:14:05,254 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:14:05,616 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:14:05,962 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 16:14:06,674 WARN L193 SmtUtils]: Spent 707.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 230 [2020-09-04 16:14:07,037 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:14:07,397 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:14:07,760 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:14:08,116 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:14:08,487 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:14:09,178 WARN L193 SmtUtils]: Spent 684.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 230 [2020-09-04 16:14:09,536 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 16:14:09,893 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:14:10,592 WARN L193 SmtUtils]: Spent 697.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 232 [2020-09-04 16:14:10,946 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 16:14:11,301 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:14:11,663 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:14:12,023 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 16:14:12,376 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:14:13,071 WARN L193 SmtUtils]: Spent 686.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 230 [2020-09-04 16:14:14,264 WARN L193 SmtUtils]: Spent 829.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 229 [2020-09-04 16:14:14,643 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 232 [2020-09-04 16:14:15,006 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 228 [2020-09-04 16:14:15,389 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 231 [2020-09-04 16:14:15,773 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 231 [2020-09-04 16:14:16,151 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 227 [2020-09-04 16:14:16,535 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 233 [2020-09-04 16:14:17,393 WARN L193 SmtUtils]: Spent 849.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 229 [2020-09-04 16:14:17,767 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 229 [2020-09-04 16:14:18,611 WARN L193 SmtUtils]: Spent 832.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 231 [2020-09-04 16:14:18,977 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 228 [2020-09-04 16:14:19,346 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 227 [2020-09-04 16:14:19,726 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 230 [2020-09-04 16:14:20,099 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 230 [2020-09-04 16:14:20,474 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 230 [2020-09-04 16:14:20,860 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 229 [2020-09-04 16:14:21,231 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 229 [2020-09-04 16:14:21,942 WARN L193 SmtUtils]: Spent 707.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 230 [2020-09-04 16:14:22,305 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-09-04 16:14:22,650 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 16:14:23,015 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:14:23,381 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 228 [2020-09-04 16:14:23,741 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:14:24,108 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 230 [2020-09-04 16:14:24,803 WARN L193 SmtUtils]: Spent 687.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 230 [2020-09-04 16:14:25,162 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 16:14:25,876 WARN L193 SmtUtils]: Spent 701.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 232 [2020-09-04 16:14:26,226 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 16:14:26,579 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 224 [2020-09-04 16:14:26,941 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:14:27,295 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:14:27,651 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2020-09-04 16:14:28,016 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 226 [2020-09-04 16:14:28,369 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 226 [2020-09-04 16:14:29,206 WARN L193 SmtUtils]: Spent 830.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 229 [2020-09-04 16:14:29,586 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 232 [2020-09-04 16:14:29,948 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 228 [2020-09-04 16:14:30,330 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 231 [2020-09-04 16:14:30,713 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 231 [2020-09-04 16:14:31,090 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 227 [2020-09-04 16:14:31,474 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 233 [2020-09-04 16:14:32,330 WARN L193 SmtUtils]: Spent 848.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 229 [2020-09-04 16:14:32,705 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 229 [2020-09-04 16:14:33,545 WARN L193 SmtUtils]: Spent 829.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 231 [2020-09-04 16:14:33,909 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 228 [2020-09-04 16:14:34,277 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 227 [2020-09-04 16:14:34,657 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 230 [2020-09-04 16:14:35,028 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 230 [2020-09-04 16:14:35,402 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 230 [2020-09-04 16:14:35,787 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 229 [2020-09-04 16:14:36,157 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 229 [2020-09-04 16:14:36,508 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2020-09-04 16:14:37,075 WARN L193 SmtUtils]: Spent 560.00 ms on a formula simplification. DAG size of input: 253 DAG size of output: 237 [2020-09-04 16:14:38,026 WARN L193 SmtUtils]: Spent 943.00 ms on a formula simplification. DAG size of input: 270 DAG size of output: 251 [2020-09-04 16:14:38,597 WARN L193 SmtUtils]: Spent 569.00 ms on a formula simplification. DAG size of input: 255 DAG size of output: 239 [2020-09-04 16:14:39,069 WARN L193 SmtUtils]: Spent 464.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 235 [2020-09-04 16:14:40,010 WARN L193 SmtUtils]: Spent 939.00 ms on a formula simplification. DAG size of input: 263 DAG size of output: 246 [2020-09-04 16:14:40,493 WARN L193 SmtUtils]: Spent 480.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 242 [2020-09-04 16:14:41,073 WARN L193 SmtUtils]: Spent 570.00 ms on a formula simplification. DAG size of input: 255 DAG size of output: 239 [2020-09-04 16:14:41,541 WARN L193 SmtUtils]: Spent 464.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 241 [2020-09-04 16:14:42,116 WARN L193 SmtUtils]: Spent 560.00 ms on a formula simplification. DAG size of input: 253 DAG size of output: 237 [2020-09-04 16:14:42,591 WARN L193 SmtUtils]: Spent 473.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 236 [2020-09-04 16:14:43,068 WARN L193 SmtUtils]: Spent 472.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 236 [2020-09-04 16:14:43,568 WARN L193 SmtUtils]: Spent 497.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 243 [2020-09-04 16:14:44,621 WARN L193 SmtUtils]: Spent 611.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 227 [2020-09-04 16:14:46,156 WARN L193 SmtUtils]: Spent 1.52 s on a formula simplification. DAG size of input: 245 DAG size of output: 242 [2020-09-04 16:14:47,280 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 239 DAG size of output: 231 [2020-09-04 16:14:47,871 WARN L193 SmtUtils]: Spent 588.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 224 [2020-09-04 16:14:48,447 WARN L193 SmtUtils]: Spent 574.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 226 [2020-09-04 16:14:49,586 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 241 DAG size of output: 233 [2020-09-04 16:14:50,152 WARN L193 SmtUtils]: Spent 561.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 224 [2020-09-04 16:14:51,433 WARN L193 SmtUtils]: Spent 1.28 s on a formula simplification. DAG size of input: 255 DAG size of output: 212 [2020-09-04 16:14:52,041 WARN L193 SmtUtils]: Spent 603.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 226 [2020-09-04 16:14:53,423 WARN L193 SmtUtils]: Spent 1.37 s on a formula simplification. DAG size of input: 257 DAG size of output: 213 [2020-09-04 16:14:54,003 WARN L193 SmtUtils]: Spent 574.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 226 [2020-09-04 16:14:54,568 WARN L193 SmtUtils]: Spent 553.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 224 [2020-09-04 16:14:55,133 WARN L193 SmtUtils]: Spent 562.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 224 [2020-09-04 16:14:56,988 WARN L193 SmtUtils]: Spent 1.85 s on a formula simplification. DAG size of input: 250 DAG size of output: 244 [2020-09-04 16:14:57,597 WARN L193 SmtUtils]: Spent 599.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 225 [2020-09-04 16:14:58,159 WARN L193 SmtUtils]: Spent 553.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 224 [2020-09-04 16:14:58,744 WARN L193 SmtUtils]: Spent 579.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 224 [2020-09-04 16:14:59,361 WARN L193 SmtUtils]: Spent 613.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 227 [2020-09-04 16:15:00,897 WARN L193 SmtUtils]: Spent 1.52 s on a formula simplification. DAG size of input: 245 DAG size of output: 242 [2020-09-04 16:15:02,024 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 239 DAG size of output: 231 [2020-09-04 16:15:02,619 WARN L193 SmtUtils]: Spent 590.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 224 [2020-09-04 16:15:03,198 WARN L193 SmtUtils]: Spent 577.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 226 [2020-09-04 16:15:04,343 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 241 DAG size of output: 233 [2020-09-04 16:15:04,907 WARN L193 SmtUtils]: Spent 560.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 224 [2020-09-04 16:15:06,178 WARN L193 SmtUtils]: Spent 1.27 s on a formula simplification. DAG size of input: 255 DAG size of output: 212 [2020-09-04 16:15:06,779 WARN L193 SmtUtils]: Spent 599.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 226 [2020-09-04 16:15:08,167 WARN L193 SmtUtils]: Spent 1.38 s on a formula simplification. DAG size of input: 257 DAG size of output: 213 [2020-09-04 16:15:08,748 WARN L193 SmtUtils]: Spent 575.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 226 [2020-09-04 16:15:09,313 WARN L193 SmtUtils]: Spent 553.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 224 [2020-09-04 16:15:09,876 WARN L193 SmtUtils]: Spent 561.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 224 [2020-09-04 16:15:11,729 WARN L193 SmtUtils]: Spent 1.85 s on a formula simplification. DAG size of input: 250 DAG size of output: 244 [2020-09-04 16:15:12,338 WARN L193 SmtUtils]: Spent 600.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 225 [2020-09-04 16:15:12,899 WARN L193 SmtUtils]: Spent 553.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 224 [2020-09-04 16:15:13,484 WARN L193 SmtUtils]: Spent 579.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 224 [2020-09-04 16:15:14,186 WARN L193 SmtUtils]: Spent 687.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 230