java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product50.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 15:50:22,740 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 15:50:22,745 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 15:50:22,761 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 15:50:22,762 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 15:50:22,763 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 15:50:22,764 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 15:50:22,766 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 15:50:22,768 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 15:50:22,769 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 15:50:22,770 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 15:50:22,771 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 15:50:22,771 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 15:50:22,772 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 15:50:22,773 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 15:50:22,774 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 15:50:22,775 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 15:50:22,776 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 15:50:22,778 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 15:50:22,780 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 15:50:22,782 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 15:50:22,783 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 15:50:22,784 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 15:50:22,785 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 15:50:22,788 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 15:50:22,788 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 15:50:22,788 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 15:50:22,789 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 15:50:22,790 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 15:50:22,791 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 15:50:22,791 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 15:50:22,792 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 15:50:22,793 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 15:50:22,793 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 15:50:22,795 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 15:50:22,795 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 15:50:22,795 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 15:50:22,796 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 15:50:22,796 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 15:50:22,797 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 15:50:22,798 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 15:50:22,798 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-20 15:50:22,821 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 15:50:22,822 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 15:50:22,824 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 15:50:22,825 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 15:50:22,825 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 15:50:22,825 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 15:50:22,826 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 15:50:22,826 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 15:50:22,826 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 15:50:22,827 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 15:50:22,827 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 15:50:22,827 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 15:50:22,828 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 15:50:22,828 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 15:50:22,828 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 15:50:22,829 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 15:50:22,829 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 15:50:22,829 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 15:50:22,829 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 15:50:22,829 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 15:50:22,830 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 15:50:22,830 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 15:50:22,831 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 15:50:22,831 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 15:50:22,831 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 15:50:22,832 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 15:50:22,832 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 15:50:22,832 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 15:50:22,832 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-09-20 15:50:22,877 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 15:50:22,893 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 15:50:22,896 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 15:50:22,898 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 15:50:22,898 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 15:50:22,899 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product50.cil.c [2019-09-20 15:50:22,965 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/34f930a9f/dcadb6bd8589461f907a77004276fa6c/FLAG5b6e8acf4 [2019-09-20 15:50:23,528 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 15:50:23,529 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product50.cil.c [2019-09-20 15:50:23,548 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/34f930a9f/dcadb6bd8589461f907a77004276fa6c/FLAG5b6e8acf4 [2019-09-20 15:50:23,872 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/34f930a9f/dcadb6bd8589461f907a77004276fa6c [2019-09-20 15:50:23,880 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 15:50:23,882 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 15:50:23,883 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 15:50:23,883 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 15:50:23,886 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 15:50:23,887 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:50:23" (1/1) ... [2019-09-20 15:50:23,890 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d29c02b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:50:23, skipping insertion in model container [2019-09-20 15:50:23,890 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:50:23" (1/1) ... [2019-09-20 15:50:23,895 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 15:50:23,959 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 15:50:24,541 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:50:24,561 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 15:50:24,667 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:50:24,709 INFO L192 MainTranslator]: Completed translation [2019-09-20 15:50:24,709 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:50:24 WrapperNode [2019-09-20 15:50:24,709 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 15:50:24,710 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 15:50:24,710 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 15:50:24,710 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 15:50:24,722 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:50:24" (1/1) ... [2019-09-20 15:50:24,722 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:50:24" (1/1) ... [2019-09-20 15:50:24,741 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:50:24" (1/1) ... [2019-09-20 15:50:24,742 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:50:24" (1/1) ... [2019-09-20 15:50:24,774 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:50:24" (1/1) ... [2019-09-20 15:50:24,799 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:50:24" (1/1) ... [2019-09-20 15:50:24,810 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:50:24" (1/1) ... [2019-09-20 15:50:24,825 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 15:50:24,826 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 15:50:24,826 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 15:50:24,826 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 15:50:24,827 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:50:24" (1/1) ... No working directory specified, using /storage/repos/ultimate/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 [2019-09-20 15:50:24,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 15:50:24,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 15:50:24,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 15:50:24,892 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 15:50:24,892 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 15:50:24,893 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 15:50:24,893 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 15:50:24,893 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 15:50:24,893 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 15:50:24,893 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 15:50:24,894 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 15:50:24,894 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 15:50:24,894 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-20 15:50:24,894 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-20 15:50:24,895 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 15:50:24,895 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 15:50:24,895 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 15:50:24,895 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 15:50:24,895 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 15:50:24,896 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 15:50:24,896 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-20 15:50:24,896 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-20 15:50:24,896 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 15:50:24,896 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-20 15:50:24,897 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-20 15:50:24,897 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 15:50:24,897 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 15:50:24,897 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 15:50:24,897 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 15:50:24,898 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 15:50:24,898 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 15:50:24,898 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-20 15:50:24,898 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-20 15:50:24,898 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-20 15:50:24,899 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 15:50:24,899 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 15:50:24,899 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 15:50:24,899 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 15:50:24,899 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 15:50:24,899 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 15:50:24,899 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 15:50:24,900 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 15:50:24,900 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 15:50:24,900 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 15:50:24,900 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 15:50:24,900 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 15:50:24,901 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 15:50:24,901 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 15:50:24,901 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 15:50:24,901 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 15:50:24,901 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 15:50:24,901 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 15:50:24,901 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 15:50:24,902 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 15:50:24,902 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 15:50:24,902 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 15:50:24,902 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-20 15:50:24,902 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 15:50:24,902 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 15:50:24,903 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 15:50:24,903 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 15:50:24,903 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 15:50:24,903 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 15:50:24,903 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-20 15:50:24,903 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 15:50:24,904 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 15:50:24,904 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 15:50:24,904 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-20 15:50:24,904 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-20 15:50:24,904 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 15:50:24,904 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 15:50:24,905 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 15:50:24,905 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-20 15:50:24,905 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 15:50:24,905 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-20 15:50:24,905 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-20 15:50:24,905 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-20 15:50:24,906 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-20 15:50:24,906 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 15:50:24,906 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 15:50:24,906 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 15:50:24,906 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 15:50:24,906 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 15:50:24,907 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 15:50:24,907 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 15:50:24,907 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 15:50:24,907 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 15:50:24,907 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 15:50:24,907 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 15:50:24,908 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 15:50:24,908 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 15:50:24,908 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 15:50:24,908 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 15:50:24,908 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 15:50:24,908 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 15:50:24,908 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 15:50:24,909 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 15:50:24,909 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 15:50:26,382 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 15:50:26,382 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 15:50:26,383 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:50:26 BoogieIcfgContainer [2019-09-20 15:50:26,383 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 15:50:26,384 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 15:50:26,385 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 15:50:26,385 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 15:50:26,386 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:50:26" (1/1) ... [2019-09-20 15:50:26,386 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_QUICK ♦ Intern Fluid=SizeLimitFluid [2019-09-20 15:50:26,419 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 15:50:26,419 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 15:50:26,431 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 15:50:26,442 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 15:50:26,443 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 15:50:36,027 WARN L191 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-09-20 15:50:37,689 WARN L191 SmtUtils]: Spent 447.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-20 15:50:37,847 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-20 15:50:37,985 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-20 15:50:38,097 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-20 15:50:38,113 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 484 for LOIs [2019-09-20 15:50:38,169 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 484 for LOIs [2019-09-20 15:50:38,193 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 484 for LOIs [2019-09-20 15:50:38,833 WARN L191 SmtUtils]: Spent 488.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-20 15:50:39,201 WARN L191 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-20 15:50:39,683 WARN L191 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 506 DAG size of output: 502 [2019-09-20 15:50:39,806 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 502 [2019-09-20 15:50:40,103 WARN L191 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 510 [2019-09-20 15:50:40,391 WARN L191 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 510 [2019-09-20 15:50:40,798 WARN L191 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 519 [2019-09-20 15:50:41,104 WARN L191 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 519 [2019-09-20 15:50:41,374 WARN L191 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 509 DAG size of output: 507 [2019-09-20 15:50:41,497 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 507 DAG size of output: 503 [2019-09-20 15:50:41,898 WARN L191 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 520 [2019-09-20 15:50:42,201 WARN L191 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 520 [2019-09-20 15:50:42,479 WARN L191 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 520 [2019-09-20 15:50:42,750 WARN L191 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 520 [2019-09-20 15:50:42,981 WARN L191 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 520 [2019-09-20 15:50:43,258 WARN L191 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 520 [2019-09-20 15:50:43,476 WARN L191 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 520 [2019-09-20 15:50:43,734 WARN L191 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 520 [2019-09-20 15:50:43,962 WARN L191 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 520 [2019-09-20 15:50:44,194 WARN L191 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 520 [2019-09-20 15:50:44,476 WARN L191 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 520 [2019-09-20 15:50:44,712 WARN L191 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 520 [2019-09-20 15:50:44,936 WARN L191 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 520 [2019-09-20 15:50:45,185 WARN L191 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 520 [2019-09-20 15:50:45,403 WARN L191 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 520 [2019-09-20 15:50:45,655 WARN L191 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 520 [2019-09-20 15:50:45,872 WARN L191 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 520 [2019-09-20 15:50:46,095 WARN L191 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 520 [2019-09-20 15:50:46,337 WARN L191 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 520 [2019-09-20 15:50:46,554 WARN L191 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 520 [2019-09-20 15:50:46,804 WARN L191 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 520 [2019-09-20 15:50:47,038 WARN L191 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 520 [2019-09-20 15:50:47,265 WARN L191 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 520 [2019-09-20 15:50:47,488 WARN L191 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 520 [2019-09-20 15:50:47,704 WARN L191 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 520 [2019-09-20 15:50:47,928 WARN L191 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 520 [2019-09-20 15:50:48,155 WARN L191 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 520 [2019-09-20 15:50:48,370 WARN L191 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 520 [2019-09-20 15:50:48,609 WARN L191 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 520 [2019-09-20 15:50:48,837 WARN L191 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 520 [2019-09-20 15:50:49,055 WARN L191 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 520 [2019-09-20 15:50:49,289 WARN L191 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 520 [2019-09-20 15:50:49,509 WARN L191 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 520 [2019-09-20 15:50:49,726 WARN L191 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 520 [2019-09-20 15:50:49,953 WARN L191 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 520 [2019-09-20 15:50:50,182 WARN L191 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 520 [2019-09-20 15:50:50,399 WARN L191 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 520 [2019-09-20 15:50:50,618 WARN L191 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 520 [2019-09-20 15:50:50,834 WARN L191 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 520 [2019-09-20 15:50:51,057 WARN L191 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 520 [2019-09-20 15:50:51,280 WARN L191 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 520 [2019-09-20 15:50:51,495 WARN L191 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 520 [2019-09-20 15:50:51,738 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 515 DAG size of output: 513 [2019-09-20 15:50:52,023 WARN L191 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 507 DAG size of output: 504 [2019-09-20 15:50:52,134 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 504 [2019-09-20 15:50:52,372 WARN L191 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 515 DAG size of output: 512 [2019-09-20 15:50:52,475 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 512 DAG size of output: 504 [2019-09-20 15:50:52,659 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 510 DAG size of output: 509 [2019-09-20 15:50:52,820 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 509 [2019-09-20 15:50:53,071 WARN L191 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 507 DAG size of output: 504 [2019-09-20 15:50:53,175 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 504 [2019-09-20 15:50:53,368 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 510 DAG size of output: 509 [2019-09-20 15:50:53,527 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 509 [2019-09-20 15:50:53,905 WARN L191 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 512 [2019-09-20 15:50:54,227 WARN L191 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 512 [2019-09-20 15:50:54,598 WARN L191 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 527 [2019-09-20 15:50:54,855 WARN L191 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 520 DAG size of output: 520 [2019-09-20 15:50:55,031 WARN L191 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 520 [2019-09-20 15:50:55,241 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 515 DAG size of output: 513 [2019-09-20 15:50:55,472 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 507 DAG size of output: 504 [2019-09-20 15:50:55,712 WARN L191 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 515 DAG size of output: 512 [2019-09-20 15:50:55,879 WARN L191 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 512 DAG size of output: 508 [2019-09-20 15:50:56,044 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 514 DAG size of output: 511 [2019-09-20 15:50:56,264 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 507 DAG size of output: 504 [2019-09-20 15:50:56,477 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 514 DAG size of output: 511 [2019-09-20 15:50:56,717 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 512 [2019-09-20 15:50:56,885 WARN L191 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 512 [2019-09-20 15:50:57,242 WARN L191 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 527 [2019-09-20 15:50:57,588 WARN L191 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 520 DAG size of output: 520 [2019-09-20 15:50:57,769 WARN L191 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 520 [2019-09-20 15:50:57,964 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 515 DAG size of output: 513 [2019-09-20 15:50:58,183 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 507 DAG size of output: 504 [2019-09-20 15:50:58,441 WARN L191 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 515 DAG size of output: 512 [2019-09-20 15:50:58,605 WARN L191 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 512 DAG size of output: 508 [2019-09-20 15:50:58,753 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 514 DAG size of output: 511 [2019-09-20 15:50:58,950 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 507 DAG size of output: 504 [2019-09-20 15:50:59,179 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 514 DAG size of output: 511 [2019-09-20 15:50:59,420 WARN L191 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 512 [2019-09-20 15:50:59,586 WARN L191 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 512 [2019-09-20 15:50:59,963 WARN L191 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 527 [2019-09-20 15:51:00,199 WARN L191 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 520 DAG size of output: 520 [2019-09-20 15:51:00,377 WARN L191 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 520 [2019-09-20 15:51:00,633 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 515 DAG size of output: 513 [2019-09-20 15:51:00,823 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 507 DAG size of output: 504 [2019-09-20 15:51:01,066 WARN L191 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 515 DAG size of output: 512 [2019-09-20 15:51:01,229 WARN L191 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 512 DAG size of output: 508 [2019-09-20 15:51:01,375 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 514 DAG size of output: 511 [2019-09-20 15:51:01,566 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 507 DAG size of output: 504 [2019-09-20 15:51:01,776 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 514 DAG size of output: 511 [2019-09-20 15:51:02,013 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 512 [2019-09-20 15:51:02,180 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 512 [2019-09-20 15:51:02,534 WARN L191 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 527 [2019-09-20 15:51:02,762 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 520 DAG size of output: 520 [2019-09-20 15:51:02,932 WARN L191 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 520 [2019-09-20 15:51:03,110 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 515 DAG size of output: 513 [2019-09-20 15:51:03,327 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 507 DAG size of output: 504 [2019-09-20 15:51:03,569 WARN L191 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 515 DAG size of output: 512 [2019-09-20 15:51:03,733 WARN L191 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 512 DAG size of output: 508 [2019-09-20 15:51:03,873 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 514 DAG size of output: 511 [2019-09-20 15:51:04,070 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 507 DAG size of output: 504 [2019-09-20 15:51:04,277 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 514 DAG size of output: 511 [2019-09-20 15:51:04,512 WARN L191 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 512 [2019-09-20 15:51:04,679 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 512 [2019-09-20 15:51:05,025 WARN L191 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 527 [2019-09-20 15:51:05,286 WARN L191 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 520 DAG size of output: 520