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_spec2_product32.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-18 22:50:55,913 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-18 22:50:55,915 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-18 22:50:55,926 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-18 22:50:55,927 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-18 22:50:55,928 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-18 22:50:55,929 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-18 22:50:55,931 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-18 22:50:55,932 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-18 22:50:55,933 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-18 22:50:55,934 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-18 22:50:55,935 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-18 22:50:55,936 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-18 22:50:55,937 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-18 22:50:55,937 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-18 22:50:55,939 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-18 22:50:55,939 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-18 22:50:55,940 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-18 22:50:55,942 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-18 22:50:55,944 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-18 22:50:55,945 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-18 22:50:55,946 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-18 22:50:55,947 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-18 22:50:55,948 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-18 22:50:55,950 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-18 22:50:55,951 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-18 22:50:55,951 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-18 22:50:55,952 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-18 22:50:55,952 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-18 22:50:55,953 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-18 22:50:55,953 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-18 22:50:55,954 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-18 22:50:55,955 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-18 22:50:55,955 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-18 22:50:55,956 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-18 22:50:55,956 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-18 22:50:55,957 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-18 22:50:55,958 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-18 22:50:55,958 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-18 22:50:55,959 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-18 22:50:55,961 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-18 22:50:55,962 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 22:50:55,988 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-18 22:50:55,988 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-18 22:50:55,989 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-18 22:50:55,990 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-18 22:50:55,990 INFO L138 SettingsManager]: * Use SBE=true [2019-09-18 22:50:55,990 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-18 22:50:55,990 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-18 22:50:55,991 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-18 22:50:55,991 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-18 22:50:55,991 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-18 22:50:55,991 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-18 22:50:55,992 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-18 22:50:55,992 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-18 22:50:55,992 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-18 22:50:55,992 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-18 22:50:55,992 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-18 22:50:55,993 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-18 22:50:55,993 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-18 22:50:55,993 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-18 22:50:55,993 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-18 22:50:55,993 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-18 22:50:55,994 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 22:50:55,994 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-18 22:50:55,994 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-18 22:50:55,994 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-18 22:50:55,995 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-18 22:50:55,995 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-18 22:50:55,995 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-18 22:50:55,995 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 22:50:56,027 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-18 22:50:56,041 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-18 22:50:56,047 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-18 22:50:56,048 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-18 22:50:56,049 INFO L275 PluginConnector]: CDTParser initialized [2019-09-18 22:50:56,049 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product32.cil.c [2019-09-18 22:50:56,106 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d017c9491/a26aa47dfe354b7498f9c5c1580f2a00/FLAG22f7a6d44 [2019-09-18 22:50:56,613 INFO L306 CDTParser]: Found 1 translation units. [2019-09-18 22:50:56,614 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product32.cil.c [2019-09-18 22:50:56,633 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d017c9491/a26aa47dfe354b7498f9c5c1580f2a00/FLAG22f7a6d44 [2019-09-18 22:50:56,885 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d017c9491/a26aa47dfe354b7498f9c5c1580f2a00 [2019-09-18 22:50:56,897 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-18 22:50:56,899 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-18 22:50:56,900 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-18 22:50:56,900 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-18 22:50:56,903 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-18 22:50:56,904 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 10:50:56" (1/1) ... [2019-09-18 22:50:56,908 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@365a75da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:50:56, skipping insertion in model container [2019-09-18 22:50:56,908 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 10:50:56" (1/1) ... [2019-09-18 22:50:56,915 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-18 22:50:56,969 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-18 22:50:57,422 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 22:50:57,438 INFO L188 MainTranslator]: Completed pre-run [2019-09-18 22:50:57,531 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 22:50:57,574 INFO L192 MainTranslator]: Completed translation [2019-09-18 22:50:57,575 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:50:57 WrapperNode [2019-09-18 22:50:57,575 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-18 22:50:57,576 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-18 22:50:57,576 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-18 22:50:57,576 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-18 22:50:57,590 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:50:57" (1/1) ... [2019-09-18 22:50:57,591 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:50:57" (1/1) ... [2019-09-18 22:50:57,633 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:50:57" (1/1) ... [2019-09-18 22:50:57,633 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:50:57" (1/1) ... [2019-09-18 22:50:57,660 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:50:57" (1/1) ... [2019-09-18 22:50:57,670 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:50:57" (1/1) ... [2019-09-18 22:50:57,676 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:50:57" (1/1) ... [2019-09-18 22:50:57,691 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-18 22:50:57,691 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-18 22:50:57,691 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-18 22:50:57,692 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-18 22:50:57,693 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:50:57" (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 22:50:57,757 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-18 22:50:57,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-18 22:50:57,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-18 22:50:57,758 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-18 22:50:57,758 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-18 22:50:57,758 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-18 22:50:57,758 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-18 22:50:57,759 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-18 22:50:57,759 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-18 22:50:57,759 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-18 22:50:57,759 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-18 22:50:57,759 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-18 22:50:57,760 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-18 22:50:57,760 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-18 22:50:57,760 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-18 22:50:57,760 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-18 22:50:57,760 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-18 22:50:57,760 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-18 22:50:57,761 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-18 22:50:57,761 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-18 22:50:57,761 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-18 22:50:57,761 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-18 22:50:57,761 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-18 22:50:57,761 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-18 22:50:57,762 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-18 22:50:57,762 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-18 22:50:57,762 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-18 22:50:57,762 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-18 22:50:57,762 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-18 22:50:57,762 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-18 22:50:57,762 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-18 22:50:57,763 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-18 22:50:57,763 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-18 22:50:57,763 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-18 22:50:57,763 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-18 22:50:57,763 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-18 22:50:57,763 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-18 22:50:57,764 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-18 22:50:57,764 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-18 22:50:57,764 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-18 22:50:57,764 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-18 22:50:57,764 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-18 22:50:57,764 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-18 22:50:57,765 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-18 22:50:57,765 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-18 22:50:57,765 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-18 22:50:57,765 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-18 22:50:57,765 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-18 22:50:57,765 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-18 22:50:57,766 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-18 22:50:57,766 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-18 22:50:57,766 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-18 22:50:57,766 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-18 22:50:57,766 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-18 22:50:57,766 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-18 22:50:57,767 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-18 22:50:57,767 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-18 22:50:57,767 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-18 22:50:57,767 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-18 22:50:57,767 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-18 22:50:57,767 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-18 22:50:57,768 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-18 22:50:57,768 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-18 22:50:57,768 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-18 22:50:57,768 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-18 22:50:57,768 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-18 22:50:57,768 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-18 22:50:57,769 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-18 22:50:57,769 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-18 22:50:57,769 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-18 22:50:57,769 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-18 22:50:57,769 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-18 22:50:57,769 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-18 22:50:57,770 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-18 22:50:57,770 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-18 22:50:57,770 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-18 22:50:57,770 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-18 22:50:57,770 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-18 22:50:57,770 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-18 22:50:57,771 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-18 22:50:57,771 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-18 22:50:57,771 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-18 22:50:57,771 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-18 22:50:57,771 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-18 22:50:57,771 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-18 22:50:57,772 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-18 22:50:57,772 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-18 22:50:57,772 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-18 22:50:57,772 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-18 22:50:57,772 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-18 22:50:57,772 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-18 22:50:57,773 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-18 22:50:57,773 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-18 22:50:57,773 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-18 22:50:57,773 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-18 22:50:57,773 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-18 22:50:57,773 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-18 22:50:57,774 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-18 22:50:59,252 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-18 22:50:59,253 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-18 22:50:59,254 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 10:50:59 BoogieIcfgContainer [2019-09-18 22:50:59,254 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-18 22:50:59,255 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-18 22:50:59,255 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-18 22:50:59,255 INFO L275 PluginConnector]: Sifa initialized [2019-09-18 22:50:59,256 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 10:50:59" (1/1) ... [2019-09-18 22:50:59,257 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 22:50:59,298 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-18 22:50:59,298 INFO L169 IcfgInterpreter]: Building call graph [2019-09-18 22:50:59,311 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-18 22:50:59,327 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-18 22:50:59,328 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-18 22:51:11,305 WARN L191 SmtUtils]: Spent 11.89 s on a formula simplification that was a NOOP. DAG size: 443 [2019-09-18 22:51:22,079 WARN L191 SmtUtils]: Spent 10.77 s on a formula simplification that was a NOOP. DAG size: 443 [2019-09-18 22:51:44,041 WARN L191 SmtUtils]: Spent 13.52 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-18 22:51:45,787 WARN L191 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-18 22:51:49,556 WARN L191 SmtUtils]: Spent 3.76 s on a formula simplification. DAG size of input: 474 DAG size of output: 424 [2019-09-18 22:51:49,565 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 434 for LOIs [2019-09-18 22:51:51,437 WARN L191 SmtUtils]: Spent 1.86 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-18 22:51:53,279 WARN L191 SmtUtils]: Spent 1.84 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-18 22:51:55,075 WARN L191 SmtUtils]: Spent 1.79 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-18 22:51:56,848 WARN L191 SmtUtils]: Spent 1.77 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-18 22:51:58,705 WARN L191 SmtUtils]: Spent 1.85 s on a formula simplification that was a NOOP. DAG size: 428 [2019-09-18 22:52:00,564 WARN L191 SmtUtils]: Spent 1.86 s on a formula simplification that was a NOOP. DAG size: 428 [2019-09-18 22:52:02,366 WARN L191 SmtUtils]: Spent 1.79 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-18 22:52:04,158 WARN L191 SmtUtils]: Spent 1.79 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-18 22:52:04,164 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 434 for LOIs [2019-09-18 22:52:05,987 WARN L191 SmtUtils]: Spent 1.81 s on a formula simplification that was a NOOP. DAG size: 426 [2019-09-18 22:52:07,766 WARN L191 SmtUtils]: Spent 1.78 s on a formula simplification that was a NOOP. DAG size: 426 [2019-09-18 22:52:07,776 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 434 for LOIs [2019-09-18 22:52:11,575 WARN L191 SmtUtils]: Spent 3.62 s on a formula simplification. DAG size of input: 431 DAG size of output: 426 [2019-09-18 22:52:13,365 WARN L191 SmtUtils]: Spent 1.79 s on a formula simplification that was a NOOP. DAG size: 426 [2019-09-18 22:52:24,689 WARN L191 SmtUtils]: Spent 11.30 s on a formula simplification. DAG size of input: 461 DAG size of output: 456 [2019-09-18 22:52:30,109 WARN L191 SmtUtils]: Spent 5.42 s on a formula simplification that was a NOOP. DAG size: 456 [2019-09-18 22:52:35,196 WARN L191 SmtUtils]: Spent 5.07 s on a formula simplification that was a NOOP. DAG size: 430 [2019-09-18 22:52:40,262 WARN L191 SmtUtils]: Spent 5.07 s on a formula simplification that was a NOOP. DAG size: 430 [2019-09-18 22:52:50,760 WARN L191 SmtUtils]: Spent 10.46 s on a formula simplification. DAG size of input: 466 DAG size of output: 457 [2019-09-18 22:52:55,813 WARN L191 SmtUtils]: Spent 5.05 s on a formula simplification that was a NOOP. DAG size: 457 [2019-09-18 22:53:06,284 WARN L191 SmtUtils]: Spent 10.47 s on a formula simplification. DAG size of input: 466 DAG size of output: 457 [2019-09-18 22:53:11,371 WARN L191 SmtUtils]: Spent 5.09 s on a formula simplification that was a NOOP. DAG size: 457 [2019-09-18 22:53:12,762 WARN L191 SmtUtils]: Spent 1.34 s on a formula simplification. DAG size of input: 431 DAG size of output: 1 [2019-09-18 22:53:22,921 WARN L191 SmtUtils]: Spent 10.16 s on a formula simplification. DAG size of input: 433 DAG size of output: 432 [2019-09-18 22:53:28,033 WARN L191 SmtUtils]: Spent 5.11 s on a formula simplification that was a NOOP. DAG size: 432 [2019-09-18 22:53:33,170 WARN L191 SmtUtils]: Spent 5.13 s on a formula simplification that was a NOOP. DAG size: 432 [2019-09-18 22:53:38,276 WARN L191 SmtUtils]: Spent 5.10 s on a formula simplification that was a NOOP. DAG size: 432 [2019-09-18 22:53:54,972 WARN L191 SmtUtils]: Spent 16.68 s on a formula simplification. DAG size of input: 478 DAG size of output: 472 [2019-09-18 22:54:00,905 WARN L191 SmtUtils]: Spent 5.93 s on a formula simplification that was a NOOP. DAG size: 472 [2019-09-18 22:54:19,272 WARN L191 SmtUtils]: Spent 18.37 s on a formula simplification. DAG size of input: 478 DAG size of output: 478 [2019-09-18 22:54:19,771 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 26 [2019-09-18 22:54:20,160 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 29 [2019-09-18 22:54:20,495 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 33 [2019-09-18 22:54:20,796 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 28 [2019-09-18 22:54:20,939 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 29 [2019-09-18 22:54:21,836 WARN L191 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 46 [2019-09-18 22:54:22,190 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 31 [2019-09-18 22:54:22,354 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 31 [2019-09-18 22:54:22,524 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2019-09-18 22:54:22,629 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2019-09-18 22:54:22,902 WARN L191 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 51 [2019-09-18 22:54:23,683 WARN L191 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 46 [2019-09-18 22:54:23,937 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 41 [2019-09-18 22:54:24,143 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 41 [2019-09-18 22:54:24,346 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 41 [2019-09-18 22:54:24,550 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 41 [2019-09-18 22:54:24,755 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 41 [2019-09-18 22:54:24,956 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 41 [2019-09-18 22:54:25,162 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 41 [2019-09-18 22:54:25,367 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 41 [2019-09-18 22:54:25,618 WARN L191 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 41 [2019-09-18 22:54:25,807 WARN L191 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 41 [2019-09-18 22:54:25,998 WARN L191 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 41 [2019-09-18 22:54:26,190 WARN L191 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 41 [2019-09-18 22:54:26,385 WARN L191 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 41 [2019-09-18 22:54:26,581 WARN L191 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 41 [2019-09-18 22:54:26,773 WARN L191 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 41 [2019-09-18 22:54:26,964 WARN L191 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 41 [2019-09-18 22:54:27,855 WARN L191 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 46 [2019-09-18 22:54:28,756 WARN L191 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 46 [2019-09-18 22:54:29,664 WARN L191 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 46 [2019-09-18 22:54:30,570 WARN L191 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 46 [2019-09-18 22:54:31,459 WARN L191 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 46 [2019-09-18 22:54:32,406 WARN L191 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 46 [2019-09-18 22:54:32,684 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 39 [2019-09-18 22:54:33,525 WARN L191 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 46 [2019-09-18 22:54:33,874 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2019-09-18 22:54:34,669 WARN L191 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 46 [2019-09-18 22:54:34,783 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 29 [2019-09-18 22:54:35,513 WARN L191 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 48 [2019-09-18 22:54:35,524 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 10 for LOIs [2019-09-18 22:54:35,992 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 10 for LOIs [2019-09-18 22:54:36,200 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 33 [2019-09-18 22:54:36,257 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification2_spec__2 with input of size 19 for LOIs [2019-09-18 22:54:36,279 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 30 for LOIs [2019-09-18 22:54:36,328 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-18 22:54:36,328 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-18 22:54:36,331 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 1115#(and (not (= 0 ~methAndRunningLastTime~0)) (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (not (= ~pumpRunning~0 0))) [2019-09-18 22:54:36,353 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-18 22:54:36,353 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-18 22:54:36,358 INFO L168 Benchmark]: Toolchain (without parser) took 219457.33 ms. Allocated memory was 134.2 MB in the beginning and 159.4 MB in the end (delta: 25.2 MB). Free memory was 89.2 MB in the beginning and 72.3 MB in the end (delta: 16.9 MB). Peak memory consumption was 42.0 MB. Max. memory is 7.1 GB. [2019-09-18 22:54:36,368 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 134.2 MB. Free memory was 108.6 MB in the beginning and 108.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-18 22:54:36,369 INFO L168 Benchmark]: CACSL2BoogieTranslator took 676.30 ms. Allocated memory was 134.2 MB in the beginning and 200.8 MB in the end (delta: 66.6 MB). Free memory was 89.0 MB in the beginning and 164.8 MB in the end (delta: -75.8 MB). Peak memory consumption was 26.4 MB. Max. memory is 7.1 GB. [2019-09-18 22:54:36,373 INFO L168 Benchmark]: Boogie Preprocessor took 114.78 ms. Allocated memory is still 200.8 MB. Free memory was 164.8 MB in the beginning and 160.5 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. [2019-09-18 22:54:36,374 INFO L168 Benchmark]: RCFGBuilder took 1563.18 ms. Allocated memory was 200.8 MB in the beginning and 227.5 MB in the end (delta: 26.7 MB). Free memory was 160.5 MB in the beginning and 144.5 MB in the end (delta: 16.0 MB). Peak memory consumption was 86.5 MB. Max. memory is 7.1 GB. [2019-09-18 22:54:36,377 INFO L168 Benchmark]: Sifa took 217098.94 ms. Allocated memory was 227.5 MB in the beginning and 159.4 MB in the end (delta: -68.2 MB). Free memory was 144.5 MB in the beginning and 72.3 MB in the end (delta: 72.2 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2019-09-18 22:54:36,385 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 134.2 MB. Free memory was 108.6 MB in the beginning and 108.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 676.30 ms. Allocated memory was 134.2 MB in the beginning and 200.8 MB in the end (delta: 66.6 MB). Free memory was 89.0 MB in the beginning and 164.8 MB in the end (delta: -75.8 MB). Peak memory consumption was 26.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 114.78 ms. Allocated memory is still 200.8 MB. Free memory was 164.8 MB in the beginning and 160.5 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1563.18 ms. Allocated memory was 200.8 MB in the beginning and 227.5 MB in the end (delta: 26.7 MB). Free memory was 160.5 MB in the beginning and 144.5 MB in the end (delta: 16.0 MB). Peak memory consumption was 86.5 MB. Max. memory is 7.1 GB. * Sifa took 217098.94 ms. Allocated memory was 227.5 MB in the beginning and 159.4 MB in the end (delta: -68.2 MB). Free memory was 144.5 MB in the beginning and 72.3 MB in the end (delta: 72.2 MB). Peak memory consumption was 4.0 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]: 217033, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 472, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 335, TOOLS_POST_TIME[ms]: 132, TOOLS_POST_CALL_APPLICATIONS: 116, TOOLS_POST_CALL_TIME[ms]: 183, TOOLS_POST_RETURN_APPLICATIONS: 107, TOOLS_POST_RETURN_TIME[ms]: 27577, TOOLS_QUANTIFIERELIM_APPLICATIONS: 558, TOOLS_QUANTIFIERELIM_TIME[ms]: 27749, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 27474, FLUID_QUERY_TIME[ms]: 17, FLUID_QUERIES: 489, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 196, DOMAIN_JOIN_TIME[ms]: 187558, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 5, DOMAIN_WIDEN_TIME[ms]: 229, DOMAIN_ISSUBSETEQ_APPLICATIONS: 148, DOMAIN_ISSUBSETEQ_TIME[ms]: 482, DOMAIN_ISBOTTOM_APPLICATIONS: 100, DOMAIN_ISBOTTOM_TIME[ms]: 326, LOOP_SUMMARIZER_APPLICATIONS: 12, LOOP_SUMMARIZER_CACHE_MISSES: 12, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 142636, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 142635, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 17, CALL_SUMMARIZER_APPLICATIONS: 107, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 85841, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 54, DAG_COMPRESSION_PROCESSED_NODES: 1280, DAG_COMPRESSION_RETAINED_NODES: 335 - 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 1115#(and (not (= 0 ~methAndRunningLastTime~0)) (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...