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 SingleStatement --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product45.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-18 12:33:21,842 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-18 12:33:21,845 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-18 12:33:21,858 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-18 12:33:21,858 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-18 12:33:21,859 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-18 12:33:21,861 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-18 12:33:21,865 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-18 12:33:21,867 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-18 12:33:21,867 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-18 12:33:21,875 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-18 12:33:21,876 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-18 12:33:21,876 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-18 12:33:21,877 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-18 12:33:21,880 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-18 12:33:21,881 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-18 12:33:21,882 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-18 12:33:21,886 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-18 12:33:21,889 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-18 12:33:21,891 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-18 12:33:21,894 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-18 12:33:21,895 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-18 12:33:21,896 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-18 12:33:21,897 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-18 12:33:21,902 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-18 12:33:21,902 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-18 12:33:21,902 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-18 12:33:21,904 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-18 12:33:21,904 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-18 12:33:21,905 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-18 12:33:21,905 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-18 12:33:21,906 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-18 12:33:21,907 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-18 12:33:21,908 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-18 12:33:21,908 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-18 12:33:21,909 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-18 12:33:21,909 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-18 12:33:21,909 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-18 12:33:21,910 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-18 12:33:21,911 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-18 12:33:21,911 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-18 12:33:21,912 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 [2019-09-18 12:33:21,932 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-18 12:33:21,932 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-18 12:33:21,934 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-18 12:33:21,935 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-18 12:33:21,935 INFO L138 SettingsManager]: * Use SBE=true [2019-09-18 12:33:21,935 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-18 12:33:21,935 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-18 12:33:21,935 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-18 12:33:21,936 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-18 12:33:21,936 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-18 12:33:21,937 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-18 12:33:21,937 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-18 12:33:21,937 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-18 12:33:21,937 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-18 12:33:21,938 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-18 12:33:21,938 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-18 12:33:21,938 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-18 12:33:21,939 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-18 12:33:21,939 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-18 12:33:21,939 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-18 12:33:21,939 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-18 12:33:21,940 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 12:33:21,940 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-18 12:33:21,940 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-18 12:33:21,940 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-18 12:33:21,941 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-18 12:33:21,941 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-18 12:33:21,941 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-18 12:33:21,941 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 -> SingleStatement 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_DDA [2019-09-18 12:33:21,998 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-18 12:33:22,017 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-18 12:33:22,022 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-18 12:33:22,024 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-18 12:33:22,024 INFO L275 PluginConnector]: CDTParser initialized [2019-09-18 12:33:22,025 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product45.cil.c [2019-09-18 12:33:22,084 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/939c40deb/243291210b444cbea4dbae34832ee0a7/FLAGfea74434d [2019-09-18 12:33:22,652 INFO L306 CDTParser]: Found 1 translation units. [2019-09-18 12:33:22,657 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product45.cil.c [2019-09-18 12:33:22,679 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/939c40deb/243291210b444cbea4dbae34832ee0a7/FLAGfea74434d [2019-09-18 12:33:22,904 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/939c40deb/243291210b444cbea4dbae34832ee0a7 [2019-09-18 12:33:22,914 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-18 12:33:22,915 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-18 12:33:22,916 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-18 12:33:22,916 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-18 12:33:22,920 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-18 12:33:22,921 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 12:33:22" (1/1) ... [2019-09-18 12:33:22,924 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2145c95a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 12:33:22, skipping insertion in model container [2019-09-18 12:33:22,924 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 12:33:22" (1/1) ... [2019-09-18 12:33:22,932 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-18 12:33:22,997 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-18 12:33:23,428 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 12:33:23,446 INFO L188 MainTranslator]: Completed pre-run [2019-09-18 12:33:23,542 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 12:33:23,578 INFO L192 MainTranslator]: Completed translation [2019-09-18 12:33:23,578 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 12:33:23 WrapperNode [2019-09-18 12:33:23,579 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-18 12:33:23,579 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-18 12:33:23,579 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-18 12:33:23,580 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-18 12:33:23,590 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 12:33:23" (1/1) ... [2019-09-18 12:33:23,590 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 12:33:23" (1/1) ... [2019-09-18 12:33:23,608 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 12:33:23" (1/1) ... [2019-09-18 12:33:23,614 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 12:33:23" (1/1) ... [2019-09-18 12:33:23,658 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 12:33:23" (1/1) ... [2019-09-18 12:33:23,667 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 12:33:23" (1/1) ... [2019-09-18 12:33:23,671 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 12:33:23" (1/1) ... [2019-09-18 12:33:23,679 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-18 12:33:23,680 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-18 12:33:23,680 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-18 12:33:23,680 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-18 12:33:23,681 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 12:33:23" (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 [2019-09-18 12:33:23,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-18 12:33:23,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-18 12:33:23,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-18 12:33:23,756 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-18 12:33:23,758 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-18 12:33:23,759 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-18 12:33:23,760 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-18 12:33:23,760 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-18 12:33:23,760 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-18 12:33:23,760 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-18 12:33:23,761 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-18 12:33:23,762 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-09-18 12:33:23,762 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-18 12:33:23,763 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-18 12:33:23,763 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-18 12:33:23,763 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-18 12:33:23,765 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-18 12:33:23,766 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-18 12:33:23,766 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-18 12:33:23,766 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-18 12:33:23,766 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-18 12:33:23,766 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-18 12:33:23,767 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-18 12:33:23,767 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-18 12:33:23,767 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-18 12:33:23,767 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-18 12:33:23,767 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-18 12:33:23,767 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-18 12:33:23,768 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-18 12:33:23,768 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-18 12:33:23,768 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-18 12:33:23,768 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-18 12:33:23,769 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2019-09-18 12:33:23,769 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-18 12:33:23,769 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-18 12:33:23,769 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-18 12:33:23,770 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-18 12:33:23,770 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-18 12:33:23,770 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-18 12:33:23,770 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-18 12:33:23,770 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-18 12:33:23,770 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-18 12:33:23,771 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-18 12:33:23,771 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-18 12:33:23,771 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-18 12:33:23,771 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-18 12:33:23,771 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-18 12:33:23,771 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-18 12:33:23,771 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-18 12:33:23,772 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-18 12:33:23,772 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-18 12:33:23,772 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-18 12:33:23,772 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-09-18 12:33:23,772 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-18 12:33:23,772 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-18 12:33:23,773 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-18 12:33:23,773 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-18 12:33:23,773 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-18 12:33:23,773 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-18 12:33:23,774 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-18 12:33:23,774 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-18 12:33:23,775 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-18 12:33:23,775 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-18 12:33:23,775 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-18 12:33:23,775 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-18 12:33:23,775 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-18 12:33:23,776 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-18 12:33:23,776 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-18 12:33:23,776 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-18 12:33:23,776 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-18 12:33:23,776 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-18 12:33:23,776 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-18 12:33:23,777 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-18 12:33:23,778 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-18 12:33:23,778 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-18 12:33:23,778 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-18 12:33:23,779 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-18 12:33:23,779 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-18 12:33:23,779 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-18 12:33:23,779 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-18 12:33:23,779 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-18 12:33:23,780 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-18 12:33:23,781 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-18 12:33:23,781 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-18 12:33:23,781 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-18 12:33:23,781 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-18 12:33:23,781 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-18 12:33:23,782 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-18 12:33:23,782 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2019-09-18 12:33:23,783 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-18 12:33:23,783 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-18 12:33:23,783 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-18 12:33:25,124 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-18 12:33:25,125 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-18 12:33:25,126 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 12:33:25 BoogieIcfgContainer [2019-09-18 12:33:25,127 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-18 12:33:25,127 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-18 12:33:25,127 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-18 12:33:25,128 INFO L275 PluginConnector]: Sifa initialized [2019-09-18 12:33:25,129 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 12:33:25" (1/1) ... [2019-09-18 12:33:25,129 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_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-18 12:33:25,159 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-18 12:33:25,160 INFO L169 IcfgInterpreter]: Building call graph [2019-09-18 12:33:25,173 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-18 12:33:25,182 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-18 12:33:25,184 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-18 12:33:25,840 WARN L191 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 80 [2019-09-18 12:33:26,045 WARN L191 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 75 [2019-09-18 12:33:26,392 WARN L191 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 107 [2019-09-18 12:33:26,677 WARN L191 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 102 [2019-09-18 12:33:27,095 WARN L191 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 126 [2019-09-18 12:33:27,474 WARN L191 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 121 [2019-09-18 12:33:28,096 WARN L191 SmtUtils]: Spent 538.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 148 [2019-09-18 12:33:28,580 WARN L191 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 143 [2019-09-18 12:33:29,277 WARN L191 SmtUtils]: Spent 590.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 157 [2019-09-18 12:33:29,842 WARN L191 SmtUtils]: Spent 476.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 152 [2019-09-18 12:33:30,863 WARN L191 SmtUtils]: Spent 845.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 166 [2019-09-18 12:33:31,532 WARN L191 SmtUtils]: Spent 551.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 161 [2019-09-18 12:33:31,805 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2019-09-18 12:33:32,827 WARN L191 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 248 DAG size of output: 174 [2019-09-18 12:33:33,628 WARN L191 SmtUtils]: Spent 662.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 171 [2019-09-18 12:33:33,956 WARN L191 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-18 12:33:35,220 WARN L191 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 286 DAG size of output: 184 [2019-09-18 12:33:36,143 WARN L191 SmtUtils]: Spent 738.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 181 [2019-09-18 12:33:36,588 WARN L191 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-09-18 12:33:38,152 WARN L191 SmtUtils]: Spent 1.56 s on a formula simplification. DAG size of input: 316 DAG size of output: 194 [2019-09-18 12:33:39,181 WARN L191 SmtUtils]: Spent 850.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 191 [2019-09-18 12:33:39,732 WARN L191 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2019-09-18 12:33:41,574 WARN L191 SmtUtils]: Spent 1.83 s on a formula simplification. DAG size of input: 376 DAG size of output: 204 [2019-09-18 12:33:42,709 WARN L191 SmtUtils]: Spent 929.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 203 [2019-09-18 12:33:43,456 WARN L191 SmtUtils]: Spent 437.00 ms on a formula simplification that was a NOOP. DAG size: 245 [2019-09-18 12:33:45,771 WARN L191 SmtUtils]: Spent 2.30 s on a formula simplification. DAG size of input: 404 DAG size of output: 216 [2019-09-18 12:33:47,075 WARN L191 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 253 DAG size of output: 215 [2019-09-18 12:33:47,774 WARN L191 SmtUtils]: Spent 516.00 ms on a formula simplification that was a NOOP. DAG size: 287 [2019-09-18 12:33:49,910 WARN L191 SmtUtils]: Spent 2.13 s on a formula simplification. DAG size of input: 477 DAG size of output: 229 [2019-09-18 12:33:51,193 WARN L191 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 272 DAG size of output: 224 [2019-09-18 12:33:52,373 WARN L191 SmtUtils]: Spent 669.00 ms on a formula simplification that was a NOOP. DAG size: 341 [2019-09-18 12:33:55,833 WARN L191 SmtUtils]: Spent 3.45 s on a formula simplification. DAG size of input: 499 DAG size of output: 237 [2019-09-18 12:33:56,129 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2019-09-18 12:33:57,507 WARN L191 SmtUtils]: Spent 1.37 s on a formula simplification. DAG size of input: 296 DAG size of output: 238 [2019-09-18 12:33:58,909 WARN L191 SmtUtils]: Spent 826.00 ms on a formula simplification that was a NOOP. DAG size: 387 [2019-09-18 12:34:03,040 WARN L191 SmtUtils]: Spent 4.12 s on a formula simplification. DAG size of input: 577 DAG size of output: 251 [2019-09-18 12:34:03,349 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-09-18 12:34:04,838 WARN L191 SmtUtils]: Spent 1.48 s on a formula simplification. DAG size of input: 304 DAG size of output: 252 [2019-09-18 12:34:06,577 WARN L191 SmtUtils]: Spent 1.00 s on a formula simplification that was a NOOP. DAG size: 437 [2019-09-18 12:34:11,404 WARN L191 SmtUtils]: Spent 4.81 s on a formula simplification. DAG size of input: 644 DAG size of output: 265 [2019-09-18 12:34:11,685 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2019-09-18 12:34:13,286 WARN L191 SmtUtils]: Spent 1.60 s on a formula simplification. DAG size of input: 314 DAG size of output: 262 [2019-09-18 12:34:15,512 WARN L191 SmtUtils]: Spent 1.24 s on a formula simplification that was a NOOP. DAG size: 499 [2019-09-18 12:34:21,095 WARN L191 SmtUtils]: Spent 5.57 s on a formula simplification. DAG size of input: 723 DAG size of output: 279 [2019-09-18 12:34:21,406 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2019-09-18 12:34:23,136 WARN L191 SmtUtils]: Spent 1.72 s on a formula simplification. DAG size of input: 332 DAG size of output: 276 [2019-09-18 12:34:25,672 WARN L191 SmtUtils]: Spent 1.51 s on a formula simplification that was a NOOP. DAG size: 565 [2019-09-18 12:34:32,517 WARN L191 SmtUtils]: Spent 6.83 s on a formula simplification. DAG size of input: 753 DAG size of output: 289 [2019-09-18 12:34:32,841 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-09-18 12:34:34,762 WARN L191 SmtUtils]: Spent 1.92 s on a formula simplification. DAG size of input: 344 DAG size of output: 286 [2019-09-18 12:34:37,815 WARN L191 SmtUtils]: Spent 1.81 s on a formula simplification that was a NOOP. DAG size: 623 [2019-09-18 12:34:45,901 WARN L191 SmtUtils]: Spent 8.07 s on a formula simplification. DAG size of input: 827 DAG size of output: 307 [2019-09-18 12:34:46,270 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2019-09-18 12:34:48,353 WARN L191 SmtUtils]: Spent 2.08 s on a formula simplification. DAG size of input: 370 DAG size of output: 302 [2019-09-18 12:34:52,027 WARN L191 SmtUtils]: Spent 2.08 s on a formula simplification that was a NOOP. DAG size: 681 [2019-09-18 12:35:01,770 WARN L191 SmtUtils]: Spent 9.72 s on a formula simplification. DAG size of input: 773 DAG size of output: 328 [2019-09-18 12:35:02,159 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-18 12:35:04,503 WARN L191 SmtUtils]: Spent 2.34 s on a formula simplification. DAG size of input: 389 DAG size of output: 325 [2019-09-18 12:35:08,838 WARN L191 SmtUtils]: Spent 2.43 s on a formula simplification that was a NOOP. DAG size: 739 [2019-09-18 12:35:20,224 WARN L191 SmtUtils]: Spent 11.37 s on a formula simplification. DAG size of input: 925 DAG size of output: 361 [2019-09-18 12:35:20,729 WARN L191 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2019-09-18 12:35:23,650 WARN L191 SmtUtils]: Spent 2.91 s on a formula simplification. DAG size of input: 428 DAG size of output: 360 [2019-09-18 12:35:28,781 WARN L191 SmtUtils]: Spent 2.80 s on a formula simplification that was a NOOP. DAG size: 797 [2019-09-18 12:35:42,726 WARN L191 SmtUtils]: Spent 13.92 s on a formula simplification. DAG size of input: 955 DAG size of output: 380 [2019-09-18 12:35:43,253 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2019-09-18 12:35:46,441 WARN L191 SmtUtils]: Spent 3.18 s on a formula simplification. DAG size of input: 460 DAG size of output: 377 [2019-09-18 12:35:52,374 WARN L191 SmtUtils]: Spent 3.20 s on a formula simplification that was a NOOP. DAG size: 855 [2019-09-18 12:36:07,541 WARN L191 SmtUtils]: Spent 15.14 s on a formula simplification. DAG size of input: 1038 DAG size of output: 402 [2019-09-18 12:36:08,112 WARN L191 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-09-18 12:36:11,730 WARN L191 SmtUtils]: Spent 3.61 s on a formula simplification. DAG size of input: 477 DAG size of output: 403 [2019-09-18 12:36:18,666 WARN L191 SmtUtils]: Spent 3.71 s on a formula simplification that was a NOOP. DAG size: 913 [2019-09-18 12:36:36,549 WARN L191 SmtUtils]: Spent 17.85 s on a formula simplification. DAG size of input: 1118 DAG size of output: 420 [2019-09-18 12:36:37,098 WARN L191 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2019-09-18 12:36:40,861 WARN L191 SmtUtils]: Spent 3.76 s on a formula simplification. DAG size of input: 508 DAG size of output: 417 [2019-09-18 12:36:44,389 WARN L191 SmtUtils]: Spent 3.52 s on a formula simplification. DAG size of input: 424 DAG size of output: 422 [2019-09-18 12:36:46,113 WARN L191 SmtUtils]: Spent 1.72 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-18 12:36:46,123 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 428 for LOIs [2019-09-18 12:36:46,187 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 428 for LOIs [2019-09-18 12:36:46,191 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 428 for LOIs [2019-09-18 12:36:57,053 WARN L191 SmtUtils]: Spent 10.77 s on a formula simplification. DAG size of input: 441 DAG size of output: 440 [2019-09-18 12:37:02,393 WARN L191 SmtUtils]: Spent 5.34 s on a formula simplification that was a NOOP. DAG size: 440 [2019-09-18 12:37:20,111 WARN L191 SmtUtils]: Spent 17.66 s on a formula simplification. DAG size of input: 455 DAG size of output: 455 [2019-09-18 12:37:28,985 WARN L191 SmtUtils]: Spent 8.87 s on a formula simplification that was a NOOP. DAG size: 455 [2019-09-18 12:37:47,170 WARN L191 SmtUtils]: Spent 18.13 s on a formula simplification. DAG size of input: 469 DAG size of output: 462 [2019-09-18 12:37:56,098 WARN L191 SmtUtils]: Spent 8.93 s on a formula simplification that was a NOOP. DAG size: 462 [2019-09-18 12:38:05,173 WARN L191 SmtUtils]: Spent 9.07 s on a formula simplification that was a NOOP. DAG size: 468 [2019-09-18 12:38:14,244 WARN L191 SmtUtils]: Spent 9.07 s on a formula simplification that was a NOOP. DAG size: 468 [2019-09-18 12:38:14,853 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 30 [2019-09-18 12:38:15,178 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 30 [2019-09-18 12:38:27,145 WARN L191 SmtUtils]: Spent 11.59 s on a formula simplification. DAG size of input: 477 DAG size of output: 466 [2019-09-18 12:38:32,782 WARN L191 SmtUtils]: Spent 5.64 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-18 12:38:47,379 WARN L191 SmtUtils]: Spent 14.58 s on a formula simplification. DAG size of input: 472 DAG size of output: 471 [2019-09-18 12:38:54,689 WARN L191 SmtUtils]: Spent 7.31 s on a formula simplification that was a NOOP. DAG size: 471 [2019-09-18 12:39:12,930 WARN L191 SmtUtils]: Spent 18.19 s on a formula simplification. DAG size of input: 472 DAG size of output: 470 [2019-09-18 12:39:21,956 WARN L191 SmtUtils]: Spent 9.02 s on a formula simplification that was a NOOP. DAG size: 469 [2019-09-18 12:39:50,267 WARN L191 SmtUtils]: Spent 28.26 s on a formula simplification. DAG size of input: 480 DAG size of output: 476 [2019-09-18 12:40:04,283 WARN L191 SmtUtils]: Spent 14.01 s on a formula simplification that was a NOOP. DAG size: 476 [2019-09-18 12:40:21,130 WARN L191 SmtUtils]: Spent 16.77 s on a formula simplification. DAG size of input: 473 DAG size of output: 454 [2019-09-18 12:40:26,517 WARN L191 SmtUtils]: Spent 5.39 s on a formula simplification that was a NOOP. DAG size: 454 [2019-09-18 12:40:44,245 WARN L191 SmtUtils]: Spent 17.73 s on a formula simplification. DAG size of input: 483 DAG size of output: 467 [2019-09-18 12:40:53,455 WARN L191 SmtUtils]: Spent 9.21 s on a formula simplification that was a NOOP. DAG size: 467 [2019-09-18 12:41:06,800 WARN L191 SmtUtils]: Spent 13.20 s on a formula simplification. DAG size of input: 470 DAG size of output: 460 [2019-09-18 12:41:12,404 WARN L191 SmtUtils]: Spent 5.60 s on a formula simplification that was a NOOP. DAG size: 460 [2019-09-18 12:41:30,379 WARN L191 SmtUtils]: Spent 17.96 s on a formula simplification. DAG size of input: 477 DAG size of output: 466 [2019-09-18 12:41:37,663 WARN L191 SmtUtils]: Spent 7.28 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-18 12:41:55,850 WARN L191 SmtUtils]: Spent 18.14 s on a formula simplification. DAG size of input: 467 DAG size of output: 465 [2019-09-18 12:42:04,867 WARN L191 SmtUtils]: Spent 9.02 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-18 12:42:36,707 WARN L191 SmtUtils]: Spent 31.80 s on a formula simplification. DAG size of input: 475 DAG size of output: 475 [2019-09-18 12:42:52,809 WARN L191 SmtUtils]: Spent 16.10 s on a formula simplification that was a NOOP. DAG size: 475 [2019-09-18 12:43:04,039 WARN L191 SmtUtils]: Spent 11.16 s on a formula simplification. DAG size of input: 476 DAG size of output: 455 [2019-09-18 12:43:09,497 WARN L191 SmtUtils]: Spent 5.46 s on a formula simplification that was a NOOP. DAG size: 455 [2019-09-18 12:43:27,544 WARN L191 SmtUtils]: Spent 18.04 s on a formula simplification. DAG size of input: 484 DAG size of output: 468 [2019-09-18 12:43:36,454 WARN L191 SmtUtils]: Spent 8.91 s on a formula simplification that was a NOOP. DAG size: 468 [2019-09-18 12:43:47,905 WARN L191 SmtUtils]: Spent 11.43 s on a formula simplification. DAG size of input: 471 DAG size of output: 460 [2019-09-18 12:43:53,635 WARN L191 SmtUtils]: Spent 5.73 s on a formula simplification that was a NOOP. DAG size: 460 [2019-09-18 12:44:11,753 WARN L191 SmtUtils]: Spent 18.03 s on a formula simplification. DAG size of input: 467 DAG size of output: 465 [2019-09-18 12:44:20,681 WARN L191 SmtUtils]: Spent 8.93 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-18 12:44:38,744 WARN L191 SmtUtils]: Spent 18.06 s on a formula simplification. DAG size of input: 467 DAG size of output: 465 [2019-09-18 12:44:47,685 WARN L191 SmtUtils]: Spent 8.94 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-18 12:45:05,740 WARN L191 SmtUtils]: Spent 18.05 s on a formula simplification. DAG size of input: 467 DAG size of output: 465 [2019-09-18 12:45:14,730 WARN L191 SmtUtils]: Spent 8.99 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-18 12:45:32,781 WARN L191 SmtUtils]: Spent 18.05 s on a formula simplification. DAG size of input: 467 DAG size of output: 465 [2019-09-18 12:45:41,799 WARN L191 SmtUtils]: Spent 9.02 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-18 12:46:13,478 WARN L191 SmtUtils]: Spent 31.64 s on a formula simplification. DAG size of input: 475 DAG size of output: 475 [2019-09-18 12:46:29,336 WARN L191 SmtUtils]: Spent 15.86 s on a formula simplification that was a NOOP. DAG size: 475 [2019-09-18 12:46:40,482 WARN L191 SmtUtils]: Spent 11.09 s on a formula simplification. DAG size of input: 476 DAG size of output: 455 [2019-09-18 12:46:45,886 WARN L191 SmtUtils]: Spent 5.40 s on a formula simplification that was a NOOP. DAG size: 455