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_spec5_productSimulator.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 19:43:17,957 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 19:43:17,960 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 19:43:17,975 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 19:43:17,975 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 19:43:17,976 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 19:43:17,977 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 19:43:17,979 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 19:43:17,981 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 19:43:17,981 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 19:43:17,982 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 19:43:17,983 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 19:43:17,984 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 19:43:17,985 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 19:43:17,986 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 19:43:17,987 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 19:43:17,988 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 19:43:17,989 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 19:43:17,990 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 19:43:17,992 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 19:43:17,994 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 19:43:17,995 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 19:43:17,996 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 19:43:17,997 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 19:43:17,999 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 19:43:18,000 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 19:43:18,000 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 19:43:18,001 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 19:43:18,001 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 19:43:18,002 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 19:43:18,003 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 19:43:18,003 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 19:43:18,004 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 19:43:18,005 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 19:43:18,006 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 19:43:18,006 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 19:43:18,007 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 19:43:18,007 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 19:43:18,007 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 19:43:18,008 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 19:43:18,009 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 19:43:18,010 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 19:43:18,032 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 19:43:18,032 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 19:43:18,033 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 19:43:18,033 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 19:43:18,034 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 19:43:18,034 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 19:43:18,035 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 19:43:18,035 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 19:43:18,035 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 19:43:18,035 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 19:43:18,035 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 19:43:18,036 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 19:43:18,036 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 19:43:18,036 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 19:43:18,037 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 19:43:18,037 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 19:43:18,038 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 19:43:18,038 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 19:43:18,038 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 19:43:18,038 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 19:43:18,038 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 19:43:18,039 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 19:43:18,039 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 19:43:18,039 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 19:43:18,040 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 19:43:18,040 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 19:43:18,040 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 19:43:18,040 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 19:43:18,040 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 [2019-09-20 19:43:18,071 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 19:43:18,085 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 19:43:18,089 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 19:43:18,090 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 19:43:18,091 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 19:43:18,096 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_productSimulator.cil.c [2019-09-20 19:43:18,170 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d2ffc497f/83a15e6a8ce8443f94460cd9b15fd49b/FLAG36d34a272 [2019-09-20 19:43:18,702 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 19:43:18,703 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_productSimulator.cil.c [2019-09-20 19:43:18,716 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d2ffc497f/83a15e6a8ce8443f94460cd9b15fd49b/FLAG36d34a272 [2019-09-20 19:43:19,030 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d2ffc497f/83a15e6a8ce8443f94460cd9b15fd49b [2019-09-20 19:43:19,038 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 19:43:19,040 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 19:43:19,040 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 19:43:19,041 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 19:43:19,043 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 19:43:19,044 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:43:19" (1/1) ... [2019-09-20 19:43:19,046 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@425f21cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:43:19, skipping insertion in model container [2019-09-20 19:43:19,046 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:43:19" (1/1) ... [2019-09-20 19:43:19,053 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 19:43:19,110 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 19:43:19,501 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 19:43:19,526 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 19:43:19,637 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 19:43:19,684 INFO L192 MainTranslator]: Completed translation [2019-09-20 19:43:19,685 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:43:19 WrapperNode [2019-09-20 19:43:19,685 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 19:43:19,686 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 19:43:19,686 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 19:43:19,686 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 19:43:19,700 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:43:19" (1/1) ... [2019-09-20 19:43:19,700 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:43:19" (1/1) ... [2019-09-20 19:43:19,719 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:43:19" (1/1) ... [2019-09-20 19:43:19,720 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:43:19" (1/1) ... [2019-09-20 19:43:19,750 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:43:19" (1/1) ... [2019-09-20 19:43:19,761 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:43:19" (1/1) ... [2019-09-20 19:43:19,766 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:43:19" (1/1) ... [2019-09-20 19:43:19,773 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 19:43:19,774 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 19:43:19,774 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 19:43:19,774 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 19:43:19,775 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:43:19" (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 19:43:19,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 19:43:19,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 19:43:19,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 19:43:19,837 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 19:43:19,837 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 19:43:19,838 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 19:43:19,838 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 19:43:19,838 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 19:43:19,838 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 19:43:19,838 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-20 19:43:19,838 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-20 19:43:19,839 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 19:43:19,839 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 19:43:19,839 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 19:43:19,839 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 19:43:19,839 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 19:43:19,840 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 19:43:19,840 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 19:43:19,840 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 19:43:19,840 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 19:43:19,840 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 19:43:19,840 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 19:43:19,841 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 19:43:19,841 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 19:43:19,841 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 19:43:19,841 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 19:43:19,841 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 19:43:19,841 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 19:43:19,842 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 19:43:19,842 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__before__highWaterSensor [2019-09-20 19:43:19,842 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__role__highWaterSensor [2019-09-20 19:43:19,842 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__before__lowWaterSensor [2019-09-20 19:43:19,842 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__role__lowWaterSensor [2019-09-20 19:43:19,842 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__before__methaneAlarm [2019-09-20 19:43:19,843 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__role__methaneAlarm [2019-09-20 19:43:19,843 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 19:43:19,843 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__before__methaneQuery [2019-09-20 19:43:19,843 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__role__methaneQuery [2019-09-20 19:43:19,843 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 19:43:19,843 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 19:43:19,844 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 19:43:19,844 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 19:43:19,844 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 19:43:19,844 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-20 19:43:19,844 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-20 19:43:19,844 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-20 19:43:19,844 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-20 19:43:19,845 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-09-20 19:43:19,845 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-09-20 19:43:19,845 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-09-20 19:43:19,845 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 19:43:19,845 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 19:43:19,845 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 19:43:19,846 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 19:43:19,846 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 19:43:19,846 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 19:43:19,846 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 19:43:19,846 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 19:43:19,846 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 19:43:19,847 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-20 19:43:19,847 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-20 19:43:19,847 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 19:43:19,847 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 19:43:19,847 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 19:43:19,847 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 19:43:19,847 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 19:43:19,848 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 19:43:19,848 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-09-20 19:43:19,848 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 19:43:19,848 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 19:43:19,848 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 19:43:19,848 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 19:43:19,849 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 19:43:19,849 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 19:43:19,849 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 19:43:19,849 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 19:43:19,849 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 19:43:19,849 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 19:43:19,850 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 19:43:19,850 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 19:43:19,850 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 19:43:19,850 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 19:43:19,850 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 19:43:19,850 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 19:43:19,850 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 19:43:19,851 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 19:43:19,851 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 19:43:19,851 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 19:43:19,851 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 19:43:19,851 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 19:43:19,851 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 19:43:19,852 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 19:43:19,852 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-20 19:43:19,852 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-20 19:43:19,852 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 19:43:19,852 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 19:43:19,852 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 19:43:19,852 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-09-20 19:43:19,853 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-09-20 19:43:19,853 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 19:43:19,853 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__before__highWaterSensor [2019-09-20 19:43:19,853 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-20 19:43:19,853 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__role__highWaterSensor [2019-09-20 19:43:19,853 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__before__lowWaterSensor [2019-09-20 19:43:19,853 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-20 19:43:19,854 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__role__lowWaterSensor [2019-09-20 19:43:19,854 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__before__methaneAlarm [2019-09-20 19:43:19,854 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 19:43:19,854 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__role__methaneAlarm [2019-09-20 19:43:19,854 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__before__methaneQuery [2019-09-20 19:43:19,854 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__role__methaneQuery [2019-09-20 19:43:19,854 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 19:43:19,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 19:43:19,855 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 19:43:21,072 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 19:43:21,072 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 19:43:21,074 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 07:43:21 BoogieIcfgContainer [2019-09-20 19:43:21,074 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 19:43:21,075 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 19:43:21,075 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 19:43:21,075 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 19:43:21,076 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 07:43:21" (1/1) ... [2019-09-20 19:43:21,077 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 [2019-09-20 19:43:21,101 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 19:43:21,102 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 19:43:21,112 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 19:43:21,121 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 19:43:21,123 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 19:43:21,745 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 50 [2019-09-20 19:43:22,078 WARN L191 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 96 [2019-09-20 19:43:22,319 WARN L191 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 91 [2019-09-20 19:43:22,725 WARN L191 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 123 [2019-09-20 19:43:23,078 WARN L191 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 118 [2019-09-20 19:43:23,541 WARN L191 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 142 [2019-09-20 19:43:24,067 WARN L191 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 137 [2019-09-20 19:43:24,828 WARN L191 SmtUtils]: Spent 662.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 164 [2019-09-20 19:43:25,396 WARN L191 SmtUtils]: Spent 493.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 159 [2019-09-20 19:43:26,317 WARN L191 SmtUtils]: Spent 802.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 173 [2019-09-20 19:43:26,945 WARN L191 SmtUtils]: Spent 542.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 168 [2019-09-20 19:43:28,136 WARN L191 SmtUtils]: Spent 968.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 182 [2019-09-20 19:43:28,887 WARN L191 SmtUtils]: Spent 637.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 177 [2019-09-20 19:43:29,134 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2019-09-20 19:43:30,304 WARN L191 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 254 DAG size of output: 190 [2019-09-20 19:43:31,183 WARN L191 SmtUtils]: Spent 754.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 187 [2019-09-20 19:43:31,518 WARN L191 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-20 19:43:32,990 WARN L191 SmtUtils]: Spent 1.46 s on a formula simplification. DAG size of input: 296 DAG size of output: 200 [2019-09-20 19:43:33,990 WARN L191 SmtUtils]: Spent 831.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 197 [2019-09-20 19:43:34,417 WARN L191 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-09-20 19:43:36,139 WARN L191 SmtUtils]: Spent 1.71 s on a formula simplification. DAG size of input: 314 DAG size of output: 210 [2019-09-20 19:43:37,204 WARN L191 SmtUtils]: Spent 913.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 207 [2019-09-20 19:43:37,746 WARN L191 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2019-09-20 19:43:39,907 WARN L191 SmtUtils]: Spent 2.15 s on a formula simplification. DAG size of input: 382 DAG size of output: 220 [2019-09-20 19:43:41,222 WARN L191 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 262 DAG size of output: 219 [2019-09-20 19:43:41,772 WARN L191 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 245 [2019-09-20 19:43:43,697 WARN L191 SmtUtils]: Spent 1.92 s on a formula simplification. DAG size of input: 425 DAG size of output: 232 [2019-09-20 19:43:45,161 WARN L191 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 278 DAG size of output: 231 [2019-09-20 19:43:46,120 WARN L191 SmtUtils]: Spent 503.00 ms on a formula simplification that was a NOOP. DAG size: 287 [2019-09-20 19:43:49,169 WARN L191 SmtUtils]: Spent 3.04 s on a formula simplification. DAG size of input: 487 DAG size of output: 245 [2019-09-20 19:43:50,667 WARN L191 SmtUtils]: Spent 1.29 s on a formula simplification. DAG size of input: 278 DAG size of output: 240 [2019-09-20 19:43:51,846 WARN L191 SmtUtils]: Spent 660.00 ms on a formula simplification that was a NOOP. DAG size: 341 [2019-09-20 19:43:55,609 WARN L191 SmtUtils]: Spent 3.75 s on a formula simplification. DAG size of input: 545 DAG size of output: 253 [2019-09-20 19:43:55,895 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2019-09-20 19:43:57,418 WARN L191 SmtUtils]: Spent 1.52 s on a formula simplification. DAG size of input: 311 DAG size of output: 254 [2019-09-20 19:43:58,445 WARN L191 SmtUtils]: Spent 784.00 ms on a formula simplification that was a NOOP. DAG size: 387 [2019-09-20 19:44:01,532 WARN L191 SmtUtils]: Spent 3.08 s on a formula simplification. DAG size of input: 579 DAG size of output: 267 [2019-09-20 19:44:01,832 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-09-20 19:44:03,459 WARN L191 SmtUtils]: Spent 1.62 s on a formula simplification. DAG size of input: 328 DAG size of output: 268