java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid NeverFluid --sifa.intern.fluid NeverFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product31.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-19 23:04:20,945 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-19 23:04:20,947 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-19 23:04:20,959 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-19 23:04:20,959 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-19 23:04:20,960 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-19 23:04:20,961 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-19 23:04:20,963 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-19 23:04:20,965 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-19 23:04:20,966 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-19 23:04:20,967 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-19 23:04:20,968 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-19 23:04:20,968 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-19 23:04:20,969 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-19 23:04:20,970 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-19 23:04:20,971 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-19 23:04:20,972 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-19 23:04:20,973 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-19 23:04:20,975 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-19 23:04:20,977 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-19 23:04:20,978 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-19 23:04:20,980 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-19 23:04:20,981 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-19 23:04:20,982 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-19 23:04:20,984 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-19 23:04:20,987 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-19 23:04:20,988 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-19 23:04:20,989 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-19 23:04:20,989 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-19 23:04:20,990 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-19 23:04:20,990 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-19 23:04:20,991 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-19 23:04:20,992 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-19 23:04:20,993 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-19 23:04:20,994 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-19 23:04:20,994 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-19 23:04:20,999 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-19 23:04:20,999 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-19 23:04:20,999 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-19 23:04:21,000 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-19 23:04:21,001 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-19 23:04:21,005 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 [2019-09-19 23:04:21,020 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-19 23:04:21,020 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-19 23:04:21,022 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-19 23:04:21,022 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-19 23:04:21,022 INFO L138 SettingsManager]: * Use SBE=true [2019-09-19 23:04:21,022 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-19 23:04:21,022 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-19 23:04:21,023 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-19 23:04:21,023 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-19 23:04:21,023 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-19 23:04:21,023 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-19 23:04:21,023 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-19 23:04:21,024 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-19 23:04:21,024 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-19 23:04:21,024 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-19 23:04:21,024 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-19 23:04:21,024 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-19 23:04:21,025 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-19 23:04:21,025 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-19 23:04:21,025 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-19 23:04:21,025 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-19 23:04:21,026 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 23:04:21,026 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-19 23:04:21,026 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-19 23:04:21,026 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-19 23:04:21,026 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-19 23:04:21,027 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-19 23:04:21,027 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-19 23:04:21,027 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> NeverFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> NeverFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-19 23:04:21,077 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-19 23:04:21,090 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-19 23:04:21,093 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-19 23:04:21,095 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-19 23:04:21,095 INFO L275 PluginConnector]: CDTParser initialized [2019-09-19 23:04:21,096 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product31.cil.c [2019-09-19 23:04:21,153 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c711c440f/f1f0e0375e144a688dbda01985491efe/FLAGd9527576f [2019-09-19 23:04:21,639 INFO L306 CDTParser]: Found 1 translation units. [2019-09-19 23:04:21,640 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product31.cil.c [2019-09-19 23:04:21,655 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c711c440f/f1f0e0375e144a688dbda01985491efe/FLAGd9527576f [2019-09-19 23:04:21,973 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c711c440f/f1f0e0375e144a688dbda01985491efe [2019-09-19 23:04:21,982 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-19 23:04:21,983 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-19 23:04:21,984 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-19 23:04:21,984 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-19 23:04:21,986 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-19 23:04:21,987 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 11:04:21" (1/1) ... [2019-09-19 23:04:21,989 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a67fb1c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:04:21, skipping insertion in model container [2019-09-19 23:04:21,990 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 11:04:21" (1/1) ... [2019-09-19 23:04:21,997 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-19 23:04:22,060 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-19 23:04:22,527 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 23:04:22,540 INFO L188 MainTranslator]: Completed pre-run [2019-09-19 23:04:22,646 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 23:04:22,684 INFO L192 MainTranslator]: Completed translation [2019-09-19 23:04:22,685 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:04:22 WrapperNode [2019-09-19 23:04:22,685 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-19 23:04:22,686 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-19 23:04:22,686 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-19 23:04:22,686 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-19 23:04:22,698 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:04:22" (1/1) ... [2019-09-19 23:04:22,698 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:04:22" (1/1) ... [2019-09-19 23:04:22,720 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:04:22" (1/1) ... [2019-09-19 23:04:22,720 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:04:22" (1/1) ... [2019-09-19 23:04:22,759 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:04:22" (1/1) ... [2019-09-19 23:04:22,769 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:04:22" (1/1) ... [2019-09-19 23:04:22,774 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:04:22" (1/1) ... [2019-09-19 23:04:22,781 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-19 23:04:22,781 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-19 23:04:22,781 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-19 23:04:22,782 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-19 23:04:22,782 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:04:22" (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 [2019-09-19 23:04:22,840 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-19 23:04:22,840 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-19 23:04:22,840 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-19 23:04:22,840 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-19 23:04:22,840 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-19 23:04:22,840 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-19 23:04:22,841 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-19 23:04:22,841 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-19 23:04:22,841 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-19 23:04:22,841 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-19 23:04:22,841 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-19 23:04:22,842 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-19 23:04:22,842 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-19 23:04:22,842 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-19 23:04:22,842 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-19 23:04:22,842 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-19 23:04:22,842 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-19 23:04:22,842 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-19 23:04:22,843 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-19 23:04:22,843 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-19 23:04:22,843 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-19 23:04:22,843 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-19 23:04:22,843 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-19 23:04:22,843 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-19 23:04:22,844 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-19 23:04:22,844 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-19 23:04:22,844 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-19 23:04:22,844 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-19 23:04:22,844 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-19 23:04:22,845 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-19 23:04:22,845 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-19 23:04:22,845 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-19 23:04:22,845 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-19 23:04:22,845 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-19 23:04:22,845 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-19 23:04:22,846 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-19 23:04:22,846 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-19 23:04:22,846 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-19 23:04:22,846 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-19 23:04:22,846 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-19 23:04:22,846 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-19 23:04:22,847 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-19 23:04:22,847 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-19 23:04:22,847 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-19 23:04:22,847 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-19 23:04:22,847 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-19 23:04:22,847 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-19 23:04:22,848 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-19 23:04:22,848 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-19 23:04:22,848 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-19 23:04:22,848 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-19 23:04:22,848 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-19 23:04:22,848 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-19 23:04:22,848 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-19 23:04:22,849 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-19 23:04:22,849 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-19 23:04:22,849 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-19 23:04:22,849 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-19 23:04:22,849 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-19 23:04:22,849 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-19 23:04:22,850 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-19 23:04:22,850 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-19 23:04:22,850 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-19 23:04:22,850 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-19 23:04:22,850 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-19 23:04:22,850 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-19 23:04:22,851 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-19 23:04:22,851 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-19 23:04:22,851 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-19 23:04:22,851 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-19 23:04:22,851 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-19 23:04:22,851 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-19 23:04:22,851 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-19 23:04:22,852 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-19 23:04:22,852 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-19 23:04:22,852 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-19 23:04:22,852 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-19 23:04:22,852 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-19 23:04:22,852 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-19 23:04:22,853 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-19 23:04:22,853 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-19 23:04:22,853 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-19 23:04:22,853 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-19 23:04:22,853 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-19 23:04:22,853 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-19 23:04:22,854 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-19 23:04:22,854 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-19 23:04:22,854 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-19 23:04:22,854 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-19 23:04:22,854 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-19 23:04:22,854 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-19 23:04:22,855 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-19 23:04:22,855 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-19 23:04:22,855 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-19 23:04:22,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-19 23:04:22,855 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-19 23:04:24,338 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-19 23:04:24,338 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-19 23:04:24,339 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 11:04:24 BoogieIcfgContainer [2019-09-19 23:04:24,340 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-19 23:04:24,340 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-19 23:04:24,341 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-19 23:04:24,341 INFO L275 PluginConnector]: Sifa initialized [2019-09-19 23:04:24,342 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 11:04:24" (1/1) ... [2019-09-19 23:04:24,343 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=NeverFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=NeverFluid [2019-09-19 23:04:24,375 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-19 23:04:24,376 INFO L169 IcfgInterpreter]: Building call graph [2019-09-19 23:04:24,388 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-19 23:04:24,403 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-19 23:04:24,405 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-19 23:04:48,104 WARN L191 SmtUtils]: Spent 13.94 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-19 23:04:49,701 WARN L191 SmtUtils]: Spent 449.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-19 23:04:53,876 WARN L191 SmtUtils]: Spent 4.17 s on a formula simplification. DAG size of input: 474 DAG size of output: 424 [2019-09-19 23:04:55,580 WARN L191 SmtUtils]: Spent 1.70 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 23:04:57,310 WARN L191 SmtUtils]: Spent 1.73 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 23:04:57,324 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 434 for LOIs [2019-09-19 23:04:57,396 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 434 for LOIs [2019-09-19 23:04:57,412 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 434 for LOIs [2019-09-19 23:05:08,990 WARN L191 SmtUtils]: Spent 11.41 s on a formula simplification. DAG size of input: 459 DAG size of output: 455 [2019-09-19 23:05:14,524 WARN L191 SmtUtils]: Spent 5.53 s on a formula simplification that was a NOOP. DAG size: 455 [2019-09-19 23:05:25,905 WARN L191 SmtUtils]: Spent 11.35 s on a formula simplification. DAG size of input: 464 DAG size of output: 457 [2019-09-19 23:05:31,472 WARN L191 SmtUtils]: Spent 5.57 s on a formula simplification that was a NOOP. DAG size: 457 [2019-09-19 23:05:42,837 WARN L191 SmtUtils]: Spent 11.36 s on a formula simplification. DAG size of input: 464 DAG size of output: 457 [2019-09-19 23:05:48,422 WARN L191 SmtUtils]: Spent 5.58 s on a formula simplification that was a NOOP. DAG size: 457 [2019-09-19 23:06:03,206 WARN L191 SmtUtils]: Spent 14.69 s on a formula simplification. DAG size of input: 461 DAG size of output: 460 [2019-09-19 23:06:03,315 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-19 23:06:03,518 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2019-09-19 23:06:03,786 WARN L191 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 76 [2019-09-19 23:06:18,656 WARN L191 SmtUtils]: Spent 14.84 s on a formula simplification. DAG size of input: 466 DAG size of output: 462 [2019-09-19 23:06:18,760 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-19 23:06:18,966 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-19 23:06:19,252 WARN L191 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 78 [2019-09-19 23:06:34,058 WARN L191 SmtUtils]: Spent 14.80 s on a formula simplification. DAG size of input: 466 DAG size of output: 462 [2019-09-19 23:06:34,160 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-19 23:06:34,365 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-19 23:06:34,651 WARN L191 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 78 [2019-09-19 23:06:34,931 WARN L191 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 468 DAG size of output: 76 [2019-09-19 23:06:35,334 WARN L191 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 474 DAG size of output: 78 [2019-09-19 23:06:35,704 WARN L191 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 474 DAG size of output: 78 [2019-09-19 23:06:36,395 WARN L191 SmtUtils]: Spent 574.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 88 [2019-09-19 23:06:36,683 WARN L191 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2019-09-19 23:06:37,453 WARN L191 SmtUtils]: Spent 768.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 88 [2019-09-19 23:06:38,023 WARN L191 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 76 [2019-09-19 23:06:39,065 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-19 23:06:39,404 WARN L191 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 452 DAG size of output: 76 [2019-09-19 23:06:40,224 WARN L191 SmtUtils]: Spent 698.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 95 [2019-09-19 23:06:40,552 WARN L191 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2019-09-19 23:06:41,281 WARN L191 SmtUtils]: Spent 723.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 97 [2019-09-19 23:06:41,612 WARN L191 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2019-09-19 23:06:42,366 WARN L191 SmtUtils]: Spent 752.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 97 [2019-09-19 23:06:42,703 WARN L191 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2019-09-19 23:06:43,886 WARN L191 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 102 DAG size of output: 99 [2019-09-19 23:06:44,221 WARN L191 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2019-09-19 23:06:45,410 WARN L191 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 107 DAG size of output: 101 [2019-09-19 23:06:45,752 WARN L191 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2019-09-19 23:06:46,945 WARN L191 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 107 DAG size of output: 101 [2019-09-19 23:06:47,287 WARN L191 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2019-09-19 23:06:48,522 WARN L191 SmtUtils]: Spent 1.23 s on a formula simplification. DAG size of input: 102 DAG size of output: 97 [2019-09-19 23:06:48,891 WARN L191 SmtUtils]: Spent 367.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2019-09-19 23:06:49,685 WARN L191 SmtUtils]: Spent 789.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 99 [2019-09-19 23:06:50,051 WARN L191 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2019-09-19 23:06:50,828 WARN L191 SmtUtils]: Spent 775.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 99 [2019-09-19 23:06:51,204 WARN L191 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2019-09-19 23:06:51,897 WARN L191 SmtUtils]: Spent 686.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2019-09-19 23:06:52,584 WARN L191 SmtUtils]: Spent 686.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2019-09-19 23:06:54,212 WARN L191 SmtUtils]: Spent 1.63 s on a formula simplification. DAG size of input: 118 DAG size of output: 117 [2019-09-19 23:06:55,009 WARN L191 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 31 [2019-09-19 23:06:55,204 WARN L191 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 31 [2019-09-19 23:06:55,526 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 29 [2019-09-19 23:06:55,721 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 29 [2019-09-19 23:06:56,195 WARN L191 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 47 [2019-09-19 23:06:56,510 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 37 [2019-09-19 23:06:56,635 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 10 for LOIs [2019-09-19 23:06:57,102 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 10 for LOIs [2019-09-19 23:06:57,218 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification2_spec__2 with input of size 3 for LOIs [2019-09-19 23:06:57,222 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 19 for LOIs [2019-09-19 23:06:57,249 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-19 23:06:57,249 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-19 23:06:57,251 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 555#(and (not (= 0 ~methAndRunningLastTime~0)) (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (not (= ~pumpRunning~0 0))) [2019-09-19 23:06:57,261 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-19 23:06:57,261 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-19 23:06:57,263 INFO L168 Benchmark]: Toolchain (without parser) took 155279.43 ms. Allocated memory was 134.2 MB in the beginning and 166.2 MB in the end (delta: 32.0 MB). Free memory was 89.2 MB in the beginning and 75.3 MB in the end (delta: 13.9 MB). Peak memory consumption was 45.9 MB. Max. memory is 7.1 GB. [2019-09-19 23:06:57,264 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 134.2 MB. Free memory was 108.5 MB in the beginning and 108.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-19 23:06:57,265 INFO L168 Benchmark]: CACSL2BoogieTranslator took 701.46 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 165.4 MB in the end (delta: -76.4 MB). Peak memory consumption was 28.2 MB. Max. memory is 7.1 GB. [2019-09-19 23:06:57,265 INFO L168 Benchmark]: Boogie Preprocessor took 95.38 ms. Allocated memory is still 200.8 MB. Free memory was 165.4 MB in the beginning and 161.2 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2019-09-19 23:06:57,266 INFO L168 Benchmark]: RCFGBuilder took 1558.41 ms. Allocated memory was 200.8 MB in the beginning and 228.1 MB in the end (delta: 27.3 MB). Free memory was 160.6 MB in the beginning and 145.4 MB in the end (delta: 15.1 MB). Peak memory consumption was 86.1 MB. Max. memory is 7.1 GB. [2019-09-19 23:06:57,267 INFO L168 Benchmark]: Sifa took 152920.77 ms. Allocated memory was 228.1 MB in the beginning and 166.2 MB in the end (delta: -61.9 MB). Free memory was 145.4 MB in the beginning and 75.3 MB in the end (delta: 70.1 MB). Peak memory consumption was 8.3 MB. Max. memory is 7.1 GB. [2019-09-19 23:06:57,273 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 134.2 MB. Free memory was 108.5 MB in the beginning and 108.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 701.46 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 165.4 MB in the end (delta: -76.4 MB). Peak memory consumption was 28.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 95.38 ms. Allocated memory is still 200.8 MB. Free memory was 165.4 MB in the beginning and 161.2 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1558.41 ms. Allocated memory was 200.8 MB in the beginning and 228.1 MB in the end (delta: 27.3 MB). Free memory was 160.6 MB in the beginning and 145.4 MB in the end (delta: 15.1 MB). Peak memory consumption was 86.1 MB. Max. memory is 7.1 GB. * Sifa took 152920.77 ms. Allocated memory was 228.1 MB in the beginning and 166.2 MB in the end (delta: -61.9 MB). Free memory was 145.4 MB in the beginning and 75.3 MB in the end (delta: 70.1 MB). Peak memory consumption was 8.3 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]: 152875, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 263, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 184, TOOLS_POST_TIME[ms]: 29503, TOOLS_POST_CALL_APPLICATIONS: 71, TOOLS_POST_CALL_TIME[ms]: 124, TOOLS_POST_RETURN_APPLICATIONS: 62, TOOLS_POST_RETURN_TIME[ms]: 54, TOOLS_QUANTIFIERELIM_APPLICATIONS: 317, TOOLS_QUANTIFIERELIM_TIME[ms]: 29583, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 29409, FLUID_QUERY_TIME[ms]: 0, FLUID_QUERIES: 271, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 94, DOMAIN_JOIN_TIME[ms]: 122085, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 6, DOMAIN_WIDEN_TIME[ms]: 570, DOMAIN_ISSUBSETEQ_APPLICATIONS: 8, DOMAIN_ISSUBSETEQ_TIME[ms]: 13, DOMAIN_ISBOTTOM_APPLICATIONS: 61, DOMAIN_ISBOTTOM_TIME[ms]: 380, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 119214, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 119212, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 8, CALL_SUMMARIZER_APPLICATIONS: 62, CALL_SUMMARIZER_CACHE_MISSES: 24, CALL_SUMMARIZER_OVERALL_TIME[ms]: 33965, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 33964, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 35, DAG_COMPRESSION_PROCESSED_NODES: 435, DAG_COMPRESSION_RETAINED_NODES: 209 - UnprovableResult [Line: 116]: 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 555#(and (not (= 0 ~methAndRunningLastTime~0)) (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...