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 ReUseSupersetCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product25.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-18 23:37:36,858 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-18 23:37:36,860 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-18 23:37:36,872 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-18 23:37:36,872 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-18 23:37:36,873 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-18 23:37:36,875 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-18 23:37:36,877 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-18 23:37:36,878 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-18 23:37:36,879 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-18 23:37:36,880 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-18 23:37:36,881 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-18 23:37:36,882 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-18 23:37:36,883 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-18 23:37:36,883 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-18 23:37:36,885 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-18 23:37:36,889 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-18 23:37:36,890 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-18 23:37:36,891 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-18 23:37:36,896 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-18 23:37:36,900 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-18 23:37:36,903 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-18 23:37:36,906 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-18 23:37:36,907 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-18 23:37:36,911 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-18 23:37:36,911 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-18 23:37:36,911 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-18 23:37:36,914 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-18 23:37:36,914 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-18 23:37:36,917 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-18 23:37:36,918 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-18 23:37:36,918 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-18 23:37:36,919 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-18 23:37:36,920 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-18 23:37:36,921 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-18 23:37:36,922 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-18 23:37:36,922 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-18 23:37:36,922 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-18 23:37:36,923 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-18 23:37:36,924 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-18 23:37:36,925 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-18 23:37:36,926 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 23:37:36,951 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-18 23:37:36,952 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-18 23:37:36,954 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-18 23:37:36,955 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-18 23:37:36,955 INFO L138 SettingsManager]: * Use SBE=true [2019-09-18 23:37:36,955 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-18 23:37:36,955 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-18 23:37:36,956 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-18 23:37:36,956 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-18 23:37:36,956 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-18 23:37:36,957 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-18 23:37:36,957 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-18 23:37:36,958 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-18 23:37:36,958 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-18 23:37:36,958 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-18 23:37:36,958 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-18 23:37:36,959 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-18 23:37:36,959 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-18 23:37:36,959 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-18 23:37:36,959 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-18 23:37:36,960 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-18 23:37:36,960 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 23:37:36,960 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-18 23:37:36,960 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-18 23:37:36,961 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-18 23:37:36,961 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-18 23:37:36,961 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-18 23:37:36,961 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-18 23:37:36,961 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 -> ReUseSupersetCallSummarizer 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 23:37:37,002 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-18 23:37:37,014 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-18 23:37:37,018 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-18 23:37:37,021 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-18 23:37:37,022 INFO L275 PluginConnector]: CDTParser initialized [2019-09-18 23:37:37,022 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product25.cil.c [2019-09-18 23:37:37,092 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f168ed879/d30f5889769b4c389d0a770c3c3e4912/FLAGe450b369c [2019-09-18 23:37:37,607 INFO L306 CDTParser]: Found 1 translation units. [2019-09-18 23:37:37,608 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product25.cil.c [2019-09-18 23:37:37,622 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f168ed879/d30f5889769b4c389d0a770c3c3e4912/FLAGe450b369c [2019-09-18 23:37:37,923 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f168ed879/d30f5889769b4c389d0a770c3c3e4912 [2019-09-18 23:37:37,933 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-18 23:37:37,935 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-18 23:37:37,936 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-18 23:37:37,936 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-18 23:37:37,939 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-18 23:37:37,940 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 11:37:37" (1/1) ... [2019-09-18 23:37:37,943 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42325885 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:37:37, skipping insertion in model container [2019-09-18 23:37:37,943 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 11:37:37" (1/1) ... [2019-09-18 23:37:37,951 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-18 23:37:38,015 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-18 23:37:38,462 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 23:37:38,486 INFO L188 MainTranslator]: Completed pre-run [2019-09-18 23:37:38,620 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 23:37:38,656 INFO L192 MainTranslator]: Completed translation [2019-09-18 23:37:38,656 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:37:38 WrapperNode [2019-09-18 23:37:38,656 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-18 23:37:38,657 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-18 23:37:38,657 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-18 23:37:38,657 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-18 23:37:38,667 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:37:38" (1/1) ... [2019-09-18 23:37:38,668 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:37:38" (1/1) ... [2019-09-18 23:37:38,686 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:37:38" (1/1) ... [2019-09-18 23:37:38,686 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:37:38" (1/1) ... [2019-09-18 23:37:38,715 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:37:38" (1/1) ... [2019-09-18 23:37:38,725 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:37:38" (1/1) ... [2019-09-18 23:37:38,731 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:37:38" (1/1) ... [2019-09-18 23:37:38,745 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-18 23:37:38,748 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-18 23:37:38,748 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-18 23:37:38,749 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-18 23:37:38,750 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:37:38" (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 23:37:38,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-18 23:37:38,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-18 23:37:38,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-18 23:37:38,827 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-18 23:37:38,828 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-18 23:37:38,828 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-18 23:37:38,829 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-18 23:37:38,829 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-18 23:37:38,829 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-18 23:37:38,829 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-18 23:37:38,829 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-18 23:37:38,830 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-18 23:37:38,831 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-18 23:37:38,831 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-18 23:37:38,831 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-18 23:37:38,831 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-18 23:37:38,833 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-18 23:37:38,834 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-18 23:37:38,834 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-18 23:37:38,834 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-09-18 23:37:38,834 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-18 23:37:38,834 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-18 23:37:38,834 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-18 23:37:38,835 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-18 23:37:38,835 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-18 23:37:38,835 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-18 23:37:38,835 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-18 23:37:38,835 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-18 23:37:38,836 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-18 23:37:38,836 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-18 23:37:38,836 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-18 23:37:38,836 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-18 23:37:38,837 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-18 23:37:38,837 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-18 23:37:38,837 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-18 23:37:38,837 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-18 23:37:38,837 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-18 23:37:38,837 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-18 23:37:38,838 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-18 23:37:38,838 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-18 23:37:38,838 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-18 23:37:38,838 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-18 23:37:38,838 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-18 23:37:38,838 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-18 23:37:38,838 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-18 23:37:38,839 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-18 23:37:38,840 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-18 23:37:38,840 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-18 23:37:38,840 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-18 23:37:38,840 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-18 23:37:38,840 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-18 23:37:38,841 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-18 23:37:38,841 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-18 23:37:38,841 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-18 23:37:38,841 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-18 23:37:38,841 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-09-18 23:37:38,841 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-18 23:37:38,841 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-18 23:37:38,842 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-18 23:37:38,842 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-18 23:37:38,843 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-18 23:37:38,843 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-18 23:37:38,843 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-18 23:37:38,843 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-18 23:37:38,843 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-18 23:37:38,843 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-18 23:37:38,844 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-18 23:37:38,844 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-18 23:37:38,844 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-18 23:37:38,844 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-18 23:37:38,844 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-18 23:37:38,844 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-18 23:37:38,844 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-18 23:37:38,845 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-18 23:37:38,845 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-18 23:37:38,846 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-18 23:37:38,846 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-18 23:37:38,846 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-18 23:37:38,847 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-18 23:37:38,847 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-18 23:37:38,847 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-18 23:37:38,848 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-18 23:37:38,849 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-18 23:37:38,849 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-18 23:37:38,849 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-18 23:37:38,849 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-18 23:37:38,849 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-18 23:37:38,849 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-18 23:37:38,850 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-18 23:37:38,850 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-18 23:37:40,469 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-18 23:37:40,469 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-18 23:37:40,471 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 11:37:40 BoogieIcfgContainer [2019-09-18 23:37:40,471 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-18 23:37:40,471 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-18 23:37:40,471 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-18 23:37:40,472 INFO L275 PluginConnector]: Sifa initialized [2019-09-18 23:37:40,473 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 11:37:40" (1/1) ... [2019-09-18 23:37:40,473 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=ReUseSupersetCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-18 23:37:40,497 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-18 23:37:40,497 INFO L169 IcfgInterpreter]: Building call graph [2019-09-18 23:37:40,506 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-18 23:37:40,516 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-18 23:37:40,518 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-18 23:37:53,426 WARN L191 SmtUtils]: Spent 12.82 s on a formula simplification that was a NOOP. DAG size: 441 [2019-09-18 23:38:06,149 WARN L191 SmtUtils]: Spent 12.72 s on a formula simplification that was a NOOP. DAG size: 441 [2019-09-18 23:38:26,438 WARN L191 SmtUtils]: Spent 12.39 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-18 23:38:28,110 WARN L191 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-18 23:38:32,086 WARN L191 SmtUtils]: Spent 3.97 s on a formula simplification. DAG size of input: 472 DAG size of output: 422 [2019-09-18 23:38:32,095 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 428 for LOIs [2019-09-18 23:38:33,904 WARN L191 SmtUtils]: Spent 1.80 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-18 23:38:35,729 WARN L191 SmtUtils]: Spent 1.82 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-18 23:38:37,569 WARN L191 SmtUtils]: Spent 1.83 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-18 23:38:39,417 WARN L191 SmtUtils]: Spent 1.85 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-18 23:38:41,326 WARN L191 SmtUtils]: Spent 1.90 s on a formula simplification that was a NOOP. DAG size: 426 [2019-09-18 23:38:43,140 WARN L191 SmtUtils]: Spent 1.81 s on a formula simplification that was a NOOP. DAG size: 426 [2019-09-18 23:38:44,994 WARN L191 SmtUtils]: Spent 1.84 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-18 23:38:46,826 WARN L191 SmtUtils]: Spent 1.83 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-18 23:38:46,833 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 428 for LOIs [2019-09-18 23:38:46,838 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 428 for LOIs [2019-09-18 23:38:50,677 WARN L191 SmtUtils]: Spent 3.76 s on a formula simplification. DAG size of input: 431 DAG size of output: 425 [2019-09-18 23:38:52,521 WARN L191 SmtUtils]: Spent 1.84 s on a formula simplification that was a NOOP. DAG size: 425 [2019-09-18 23:38:56,240 WARN L191 SmtUtils]: Spent 3.68 s on a formula simplification. DAG size of input: 429 DAG size of output: 424 [2019-09-18 23:38:58,090 WARN L191 SmtUtils]: Spent 1.85 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-18 23:39:09,635 WARN L191 SmtUtils]: Spent 11.48 s on a formula simplification. DAG size of input: 464 DAG size of output: 460 [2019-09-18 23:39:15,352 WARN L191 SmtUtils]: Spent 5.72 s on a formula simplification that was a NOOP. DAG size: 460 [2019-09-18 23:39:27,297 WARN L191 SmtUtils]: Spent 11.94 s on a formula simplification. DAG size of input: 464 DAG size of output: 460 [2019-09-18 23:39:33,143 WARN L191 SmtUtils]: Spent 5.85 s on a formula simplification that was a NOOP. DAG size: 460 [2019-09-18 23:39:36,972 WARN L191 SmtUtils]: Spent 3.77 s on a formula simplification. DAG size of input: 429 DAG size of output: 424 [2019-09-18 23:39:38,894 WARN L191 SmtUtils]: Spent 1.92 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-18 23:39:54,308 WARN L191 SmtUtils]: Spent 15.38 s on a formula simplification. DAG size of input: 468 DAG size of output: 463 [2019-09-18 23:39:54,419 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-18 23:39:54,625 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-18 23:39:54,914 WARN L191 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-09-18 23:40:10,034 WARN L191 SmtUtils]: Spent 15.12 s on a formula simplification. DAG size of input: 468 DAG size of output: 463 [2019-09-18 23:40:10,137 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-18 23:40:10,336 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-18 23:40:10,608 WARN L191 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-09-18 23:40:15,314 WARN L191 SmtUtils]: Spent 4.68 s on a formula simplification. DAG size of input: 480 DAG size of output: 473 [2019-09-18 23:40:15,416 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-18 23:40:15,854 WARN L191 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-18 23:40:20,522 WARN L191 SmtUtils]: Spent 4.67 s on a formula simplification. DAG size of input: 480 DAG size of output: 473 [2019-09-18 23:40:21,061 WARN L191 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-18 23:40:21,358 WARN L191 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 81 [2019-09-18 23:40:21,831 WARN L191 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 85 [2019-09-18 23:40:21,944 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-09-18 23:40:22,215 WARN L191 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 77 [2019-09-18 23:40:22,711 WARN L191 SmtUtils]: Spent 404.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 90 [2019-09-18 23:40:22,815 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2019-09-18 23:40:23,139 WARN L191 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 72 [2019-09-18 23:40:23,537 WARN L191 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 75 [2019-09-18 23:40:24,151 WARN L191 SmtUtils]: Spent 530.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 85 [2019-09-18 23:40:24,286 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-09-18 23:40:24,530 WARN L191 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 69 [2019-09-18 23:40:25,141 WARN L191 SmtUtils]: Spent 523.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 83 [2019-09-18 23:40:25,773 WARN L191 SmtUtils]: Spent 534.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 83 [2019-09-18 23:40:26,025 WARN L191 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2019-09-18 23:40:26,260 WARN L191 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 72 [2019-09-18 23:40:26,648 WARN L191 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 74 [2019-09-18 23:40:27,062 WARN L191 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 75 [2019-09-18 23:40:27,562 WARN L191 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 84 [2019-09-18 23:40:27,693 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-09-18 23:40:27,819 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-09-18 23:40:27,947 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-09-18 23:40:28,611 WARN L191 SmtUtils]: Spent 660.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 95 [2019-09-18 23:40:28,880 WARN L191 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2019-09-18 23:40:29,275 WARN L191 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 91 [2019-09-18 23:40:30,473 WARN L191 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 138 DAG size of output: 115 [2019-09-18 23:40:30,800 WARN L191 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2019-09-18 23:40:31,883 WARN L191 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 138 DAG size of output: 115 [2019-09-18 23:40:32,221 WARN L191 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2019-09-18 23:40:32,515 WARN L191 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 83 [2019-09-18 23:40:33,817 WARN L191 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 130 DAG size of output: 129 [2019-09-18 23:40:34,373 WARN L191 SmtUtils]: Spent 555.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-18 23:40:35,508 WARN L191 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 135 DAG size of output: 135 [2019-09-18 23:40:36,067 WARN L191 SmtUtils]: Spent 557.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-18 23:40:37,148 WARN L191 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 140 DAG size of output: 134 [2019-09-18 23:40:37,955 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 30 [2019-09-18 23:40:38,521 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 46 [2019-09-18 23:40:38,726 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 46 [2019-09-18 23:40:39,124 WARN L191 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 59 [2019-09-18 23:40:39,233 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-18 23:40:39,469 WARN L191 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 70 [2019-09-18 23:40:39,591 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-09-18 23:40:40,108 WARN L191 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 96 [2019-09-18 23:40:40,261 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2019-09-18 23:40:40,876 WARN L191 SmtUtils]: Spent 609.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 114 [2019-09-18 23:40:41,075 WARN L191 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2019-09-18 23:40:41,691 WARN L191 SmtUtils]: Spent 614.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 114 [2019-09-18 23:40:41,887 WARN L191 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2019-09-18 23:40:42,009 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-18 23:40:43,450 WARN L191 SmtUtils]: Spent 1.44 s on a formula simplification. DAG size of input: 128 DAG size of output: 125 [2019-09-18 23:40:43,882 WARN L191 SmtUtils]: Spent 430.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2019-09-18 23:40:44,918 WARN L191 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 137 DAG size of output: 137 [2019-09-18 23:40:45,435 WARN L191 SmtUtils]: Spent 516.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2019-09-18 23:40:46,870 WARN L191 SmtUtils]: Spent 1.43 s on a formula simplification. DAG size of input: 142 DAG size of output: 129 [2019-09-18 23:40:47,346 WARN L191 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 46 [2019-09-18 23:40:47,579 WARN L191 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 46 [2019-09-18 23:40:47,927 WARN L191 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 59 [2019-09-18 23:40:48,037 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-18 23:40:48,275 WARN L191 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 70 [2019-09-18 23:40:48,393 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-09-18 23:40:48,395 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 19 for LOIs [2019-09-18 23:40:49,145 WARN L191 SmtUtils]: Spent 606.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 76 [2019-09-18 23:40:49,307 WARN L191 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-18 23:40:49,662 WARN L191 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 79 [2019-09-18 23:40:49,832 WARN L191 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2019-09-18 23:40:51,315 WARN L191 SmtUtils]: Spent 1.39 s on a formula simplification. DAG size of input: 202 DAG size of output: 99 [2019-09-18 23:40:51,553 WARN L191 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2019-09-18 23:40:52,124 WARN L191 SmtUtils]: Spent 568.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 108 [2019-09-18 23:40:52,388 WARN L191 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2019-09-18 23:40:55,415 WARN L191 SmtUtils]: Spent 2.91 s on a formula simplification. DAG size of input: 341 DAG size of output: 147 [2019-09-18 23:40:55,837 WARN L191 SmtUtils]: Spent 420.00 ms on a formula simplification that was a NOOP. DAG size: 147 [2019-09-18 23:40:56,805 WARN L191 SmtUtils]: Spent 962.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 153 [2019-09-18 23:40:57,254 WARN L191 SmtUtils]: Spent 447.00 ms on a formula simplification that was a NOOP. DAG size: 153 [2019-09-18 23:41:00,016 WARN L191 SmtUtils]: Spent 2.61 s on a formula simplification. DAG size of input: 401 DAG size of output: 191 [2019-09-18 23:41:00,696 WARN L191 SmtUtils]: Spent 678.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2019-09-18 23:41:02,258 WARN L191 SmtUtils]: Spent 1.56 s on a formula simplification. DAG size of input: 245 DAG size of output: 199 [2019-09-18 23:41:02,983 WARN L191 SmtUtils]: Spent 723.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2019-09-18 23:41:08,248 WARN L191 SmtUtils]: Spent 5.01 s on a formula simplification. DAG size of input: 723 DAG size of output: 205 [2019-09-18 23:41:09,007 WARN L191 SmtUtils]: Spent 757.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2019-09-18 23:41:12,061 WARN L191 SmtUtils]: Spent 3.04 s on a formula simplification. DAG size of input: 309 DAG size of output: 246 [2019-09-18 23:41:12,221 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 7 for LOIs [2019-09-18 23:41:12,481 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification4_spec__1 with input of size 15 for LOIs [2019-09-18 23:41:12,501 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 25 for LOIs [2019-09-18 23:41:12,526 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-18 23:41:12,526 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-18 23:41:12,528 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 511#(and (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~pumpRunning~0 2147483648)) (= 0 ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2019-09-18 23:41:12,553 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-18 23:41:12,553 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-18 23:41:12,555 INFO L168 Benchmark]: Toolchain (without parser) took 214620.34 ms. Allocated memory was 141.0 MB in the beginning and 162.0 MB in the end (delta: 21.0 MB). Free memory was 86.6 MB in the beginning and 79.4 MB in the end (delta: 7.2 MB). Peak memory consumption was 28.2 MB. Max. memory is 7.1 GB. [2019-09-18 23:41:12,555 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 141.0 MB. Free memory is still 105.4 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-09-18 23:41:12,556 INFO L168 Benchmark]: CACSL2BoogieTranslator took 720.86 ms. Allocated memory was 141.0 MB in the beginning and 200.8 MB in the end (delta: 59.8 MB). Free memory was 86.6 MB in the beginning and 166.2 MB in the end (delta: -79.7 MB). Peak memory consumption was 21.5 MB. Max. memory is 7.1 GB. [2019-09-18 23:41:12,557 INFO L168 Benchmark]: Boogie Preprocessor took 88.71 ms. Allocated memory is still 200.8 MB. Free memory was 166.2 MB in the beginning and 161.9 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. [2019-09-18 23:41:12,558 INFO L168 Benchmark]: RCFGBuilder took 1722.80 ms. Allocated memory was 200.8 MB in the beginning and 227.5 MB in the end (delta: 26.7 MB). Free memory was 161.9 MB in the beginning and 150.2 MB in the end (delta: 11.7 MB). Peak memory consumption was 87.9 MB. Max. memory is 7.1 GB. [2019-09-18 23:41:12,559 INFO L168 Benchmark]: Sifa took 212082.14 ms. Allocated memory was 227.5 MB in the beginning and 162.0 MB in the end (delta: -65.5 MB). Free memory was 150.2 MB in the beginning and 79.4 MB in the end (delta: 70.9 MB). Peak memory consumption was 5.3 MB. Max. memory is 7.1 GB. [2019-09-18 23:41:12,562 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 141.0 MB. Free memory is still 105.4 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 720.86 ms. Allocated memory was 141.0 MB in the beginning and 200.8 MB in the end (delta: 59.8 MB). Free memory was 86.6 MB in the beginning and 166.2 MB in the end (delta: -79.7 MB). Peak memory consumption was 21.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 88.71 ms. Allocated memory is still 200.8 MB. Free memory was 166.2 MB in the beginning and 161.9 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1722.80 ms. Allocated memory was 200.8 MB in the beginning and 227.5 MB in the end (delta: 26.7 MB). Free memory was 161.9 MB in the beginning and 150.2 MB in the end (delta: 11.7 MB). Peak memory consumption was 87.9 MB. Max. memory is 7.1 GB. * Sifa took 212082.14 ms. Allocated memory was 227.5 MB in the beginning and 162.0 MB in the end (delta: -65.5 MB). Free memory was 150.2 MB in the beginning and 79.4 MB in the end (delta: 70.9 MB). Peak memory consumption was 5.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 212032, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 238, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 163, TOOLS_POST_TIME[ms]: 152, TOOLS_POST_CALL_APPLICATIONS: 63, TOOLS_POST_CALL_TIME[ms]: 219, TOOLS_POST_RETURN_APPLICATIONS: 54, TOOLS_POST_RETURN_TIME[ms]: 26224, TOOLS_QUANTIFIERELIM_APPLICATIONS: 280, TOOLS_QUANTIFIERELIM_TIME[ms]: 26481, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 25935, FLUID_QUERY_TIME[ms]: 13, FLUID_QUERIES: 248, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 85, DOMAIN_JOIN_TIME[ms]: 172582, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 7, DOMAIN_WIDEN_TIME[ms]: 10971, DOMAIN_ISSUBSETEQ_APPLICATIONS: 77, DOMAIN_ISSUBSETEQ_TIME[ms]: 271, DOMAIN_ISBOTTOM_APPLICATIONS: 38, DOMAIN_ISBOTTOM_TIME[ms]: 283, LOOP_SUMMARIZER_APPLICATIONS: 3, LOOP_SUMMARIZER_CACHE_MISSES: 3, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 50910, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 50910, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 10, CALL_SUMMARIZER_APPLICATIONS: 54, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 68253, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 27, DAG_COMPRESSION_PROCESSED_NODES: 372, DAG_COMPRESSION_RETAINED_NODES: 177 - UnprovableResult [Line: 44]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 511#(and (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~pumpRunning~0 2147483648)) (= 0 ~waterLevel~0) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...