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 SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product54.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-21 08:33:37,827 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-21 08:33:37,829 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-21 08:33:37,841 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-21 08:33:37,841 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-21 08:33:37,842 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-21 08:33:37,843 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-21 08:33:37,845 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-21 08:33:37,847 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-21 08:33:37,848 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-21 08:33:37,848 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-21 08:33:37,850 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-21 08:33:37,850 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-21 08:33:37,851 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-21 08:33:37,852 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-21 08:33:37,853 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-21 08:33:37,854 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-21 08:33:37,855 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-21 08:33:37,856 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-21 08:33:37,858 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-21 08:33:37,860 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-21 08:33:37,861 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-21 08:33:37,862 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-21 08:33:37,863 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-21 08:33:37,870 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-21 08:33:37,870 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-21 08:33:37,870 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-21 08:33:37,871 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-21 08:33:37,872 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-21 08:33:37,876 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-21 08:33:37,876 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-21 08:33:37,877 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-21 08:33:37,878 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-21 08:33:37,878 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-21 08:33:37,879 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-21 08:33:37,880 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-21 08:33:37,880 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-21 08:33:37,881 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-21 08:33:37,881 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-21 08:33:37,882 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-21 08:33:37,882 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-21 08:33:37,883 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 [2019-09-21 08:33:37,898 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-21 08:33:37,898 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-21 08:33:37,899 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-21 08:33:37,900 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-21 08:33:37,900 INFO L138 SettingsManager]: * Use SBE=true [2019-09-21 08:33:37,900 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-21 08:33:37,900 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-21 08:33:37,900 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-21 08:33:37,901 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-21 08:33:37,901 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-21 08:33:37,901 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-21 08:33:37,901 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-21 08:33:37,901 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-21 08:33:37,902 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-21 08:33:37,902 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-21 08:33:37,902 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-21 08:33:37,902 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-21 08:33:37,902 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-21 08:33:37,903 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-21 08:33:37,903 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-21 08:33:37,903 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-21 08:33:37,903 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-21 08:33:37,903 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-21 08:33:37,904 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-21 08:33:37,904 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-21 08:33:37,904 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-21 08:33:37,904 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-21 08:33:37,904 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-21 08:33:37,905 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 -> 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_QUICK [2019-09-21 08:33:37,946 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-21 08:33:37,958 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-21 08:33:37,962 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-21 08:33:37,963 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-21 08:33:37,963 INFO L275 PluginConnector]: CDTParser initialized [2019-09-21 08:33:37,964 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product54.cil.c [2019-09-21 08:33:38,042 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d68f24607/07cc411c297e440fb1c1cc7783cd37e3/FLAG210147a96 [2019-09-21 08:33:38,574 INFO L306 CDTParser]: Found 1 translation units. [2019-09-21 08:33:38,575 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product54.cil.c [2019-09-21 08:33:38,594 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d68f24607/07cc411c297e440fb1c1cc7783cd37e3/FLAG210147a96 [2019-09-21 08:33:38,874 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d68f24607/07cc411c297e440fb1c1cc7783cd37e3 [2019-09-21 08:33:38,883 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-21 08:33:38,884 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-21 08:33:38,885 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-21 08:33:38,885 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-21 08:33:38,889 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-21 08:33:38,890 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:33:38" (1/1) ... [2019-09-21 08:33:38,893 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d344efb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:33:38, skipping insertion in model container [2019-09-21 08:33:38,893 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:33:38" (1/1) ... [2019-09-21 08:33:38,901 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-21 08:33:38,964 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-21 08:33:39,442 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 08:33:39,457 INFO L188 MainTranslator]: Completed pre-run [2019-09-21 08:33:39,550 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 08:33:39,589 INFO L192 MainTranslator]: Completed translation [2019-09-21 08:33:39,590 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:33:39 WrapperNode [2019-09-21 08:33:39,590 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-21 08:33:39,591 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-21 08:33:39,591 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-21 08:33:39,591 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-21 08:33:39,605 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:33:39" (1/1) ... [2019-09-21 08:33:39,605 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:33:39" (1/1) ... [2019-09-21 08:33:39,623 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:33:39" (1/1) ... [2019-09-21 08:33:39,623 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:33:39" (1/1) ... [2019-09-21 08:33:39,651 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:33:39" (1/1) ... [2019-09-21 08:33:39,662 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:33:39" (1/1) ... [2019-09-21 08:33:39,667 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:33:39" (1/1) ... [2019-09-21 08:33:39,675 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-21 08:33:39,676 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-21 08:33:39,676 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-21 08:33:39,676 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-21 08:33:39,677 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:33:39" (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 [2019-09-21 08:33:39,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-21 08:33:39,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-21 08:33:39,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-21 08:33:39,746 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-21 08:33:39,747 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-21 08:33:39,747 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-21 08:33:39,747 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-21 08:33:39,747 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-21 08:33:39,747 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-21 08:33:39,748 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-21 08:33:39,748 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-21 08:33:39,748 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-21 08:33:39,748 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-21 08:33:39,748 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-21 08:33:39,748 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-21 08:33:39,749 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-21 08:33:39,749 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-21 08:33:39,749 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-21 08:33:39,749 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-21 08:33:39,749 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-21 08:33:39,750 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-21 08:33:39,750 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-21 08:33:39,750 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-21 08:33:39,750 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-21 08:33:39,750 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-21 08:33:39,750 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-21 08:33:39,751 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-21 08:33:39,751 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-21 08:33:39,751 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-21 08:33:39,751 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-21 08:33:39,751 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-21 08:33:39,751 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-21 08:33:39,751 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-21 08:33:39,752 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-21 08:33:39,752 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-21 08:33:39,752 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-21 08:33:39,752 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-21 08:33:39,752 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-21 08:33:39,752 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-21 08:33:39,753 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-21 08:33:39,753 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-21 08:33:39,753 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-21 08:33:39,753 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-21 08:33:39,753 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-21 08:33:39,754 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-21 08:33:39,754 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-21 08:33:39,754 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-21 08:33:39,754 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-21 08:33:39,754 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-21 08:33:39,755 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-21 08:33:39,755 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-21 08:33:39,755 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-21 08:33:39,755 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-21 08:33:39,755 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-21 08:33:39,755 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-21 08:33:39,756 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-21 08:33:39,756 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-21 08:33:39,756 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-21 08:33:39,756 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-21 08:33:39,756 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-21 08:33:39,756 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-21 08:33:39,757 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-21 08:33:39,757 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-21 08:33:39,757 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-21 08:33:39,757 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-21 08:33:39,757 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-21 08:33:39,757 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-21 08:33:39,758 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-21 08:33:39,758 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-21 08:33:39,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-21 08:33:39,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-21 08:33:39,758 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-21 08:33:39,758 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-21 08:33:39,758 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-21 08:33:39,759 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-21 08:33:39,759 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-21 08:33:39,759 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-21 08:33:39,759 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-21 08:33:39,759 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-21 08:33:39,759 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-21 08:33:39,760 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-21 08:33:39,760 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-21 08:33:39,760 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-21 08:33:39,760 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-21 08:33:39,760 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-21 08:33:39,760 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-21 08:33:39,761 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-21 08:33:39,761 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-21 08:33:39,761 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-21 08:33:39,761 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-21 08:33:39,761 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-21 08:33:39,761 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-21 08:33:39,761 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-21 08:33:39,762 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-21 08:33:39,762 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-21 08:33:39,762 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-21 08:33:39,762 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-21 08:33:39,762 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-21 08:33:39,762 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-21 08:33:39,762 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-21 08:33:41,404 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-21 08:33:41,405 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-21 08:33:41,406 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:33:41 BoogieIcfgContainer [2019-09-21 08:33:41,406 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-21 08:33:41,407 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-21 08:33:41,407 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-21 08:33:41,408 INFO L275 PluginConnector]: Sifa initialized [2019-09-21 08:33:41,409 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:33:41" (1/1) ... [2019-09-21 08:33:41,410 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_QUICK ♦ Intern Fluid=SizeLimitFluid [2019-09-21 08:33:41,435 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-21 08:33:41,435 INFO L169 IcfgInterpreter]: Building call graph [2019-09-21 08:33:41,450 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-21 08:33:41,461 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-21 08:33:41,462 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-21 08:33:52,093 WARN L191 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-09-21 08:33:53,854 WARN L191 SmtUtils]: Spent 428.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-21 08:33:54,053 WARN L191 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-21 08:33:54,183 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-21 08:33:54,312 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-21 08:33:54,341 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 484 for LOIs [2019-09-21 08:33:54,401 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 484 for LOIs [2019-09-21 08:33:54,417 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 484 for LOIs [2019-09-21 08:33:54,622 WARN L191 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 488 [2019-09-21 08:33:54,736 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 488 [2019-09-21 08:33:55,157 WARN L191 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-21 08:33:55,428 WARN L191 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-21 08:33:55,785 WARN L191 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-21 08:33:56,191 WARN L191 SmtUtils]: Spent 403.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-21 08:33:56,621 WARN L191 SmtUtils]: Spent 427.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-21 08:33:56,969 WARN L191 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-21 08:33:57,559 WARN L191 SmtUtils]: Spent 550.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-21 08:33:57,985 WARN L191 SmtUtils]: Spent 423.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-21 08:33:58,689 WARN L191 SmtUtils]: Spent 648.00 ms on a formula simplification that was a NOOP. DAG size: 538 [2019-09-21 08:33:59,309 WARN L191 SmtUtils]: Spent 617.00 ms on a formula simplification that was a NOOP. DAG size: 538 [2019-09-21 08:34:00,242 WARN L191 SmtUtils]: Spent 613.00 ms on a formula simplification. DAG size of input: 524 DAG size of output: 524 [2019-09-21 08:34:00,719 WARN L191 SmtUtils]: Spent 476.00 ms on a formula simplification that was a NOOP. DAG size: 524 [2019-09-21 08:34:00,967 WARN L191 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 518 [2019-09-21 08:34:01,176 WARN L191 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 518 [2019-09-21 08:34:01,633 WARN L191 SmtUtils]: Spent 455.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-21 08:34:02,095 WARN L191 SmtUtils]: Spent 460.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-21 08:34:02,508 WARN L191 SmtUtils]: Spent 411.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-21 08:34:02,955 WARN L191 SmtUtils]: Spent 444.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-21 08:34:03,620 WARN L191 SmtUtils]: Spent 649.00 ms on a formula simplification that was a NOOP. DAG size: 546 [2019-09-21 08:34:04,305 WARN L191 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-21 08:34:04,572 WARN L191 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-21 08:34:05,240 WARN L191 SmtUtils]: Spent 616.00 ms on a formula simplification that was a NOOP. DAG size: 538 [2019-09-21 08:34:05,780 WARN L191 SmtUtils]: Spent 538.00 ms on a formula simplification that was a NOOP. DAG size: 538 [2019-09-21 08:34:06,370 WARN L191 SmtUtils]: Spent 483.00 ms on a formula simplification. DAG size of input: 524 DAG size of output: 524 [2019-09-21 08:34:06,683 WARN L191 SmtUtils]: Spent 311.00 ms on a formula simplification that was a NOOP. DAG size: 524 [2019-09-21 08:34:06,975 WARN L191 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 518 [2019-09-21 08:34:07,153 WARN L191 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 518 [2019-09-21 08:34:07,561 WARN L191 SmtUtils]: Spent 405.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-21 08:34:07,969 WARN L191 SmtUtils]: Spent 406.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-21 08:34:08,374 WARN L191 SmtUtils]: Spent 403.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-21 08:34:08,785 WARN L191 SmtUtils]: Spent 410.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-21 08:34:09,453 WARN L191 SmtUtils]: Spent 650.00 ms on a formula simplification that was a NOOP. DAG size: 546 [2019-09-21 08:34:10,088 WARN L191 SmtUtils]: Spent 562.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-21 08:34:10,841 WARN L191 SmtUtils]: Spent 750.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-21 08:34:11,594 WARN L191 SmtUtils]: Spent 662.00 ms on a formula simplification that was a NOOP. DAG size: 538 [2019-09-21 08:34:12,126 WARN L191 SmtUtils]: Spent 531.00 ms on a formula simplification that was a NOOP. DAG size: 538 [2019-09-21 08:34:12,505 WARN L191 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 524 DAG size of output: 524 [2019-09-21 08:34:12,788 WARN L191 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 524 [2019-09-21 08:34:12,983 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 518 [2019-09-21 08:34:13,153 WARN L191 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 518 [2019-09-21 08:34:13,562 WARN L191 SmtUtils]: Spent 406.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-21 08:34:13,967 WARN L191 SmtUtils]: Spent 404.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-21 08:34:14,373 WARN L191 SmtUtils]: Spent 404.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-21 08:34:14,771 WARN L191 SmtUtils]: Spent 397.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-21 08:34:15,431 WARN L191 SmtUtils]: Spent 648.00 ms on a formula simplification that was a NOOP. DAG size: 546 [2019-09-21 08:34:15,470 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 10 for LOIs [2019-09-21 08:34:15,501 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 10 for LOIs [2019-09-21 08:34:15,510 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification2_spec__2 with input of size 21 for LOIs [2019-09-21 08:34:15,514 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 32 for LOIs [2019-09-21 08:34:15,516 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-21 08:34:15,516 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-21 08:34:15,518 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 576#(and (not (= 0 ~methAndRunningLastTime~0)) (or (not (= 0 ~systemActive~0)) (or (< 0 (+ ~waterLevel~0 1)) (<= ~waterLevel~0 0))) (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (not (= ~pumpRunning~0 0))) [2019-09-21 08:34:15,530 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-21 08:34:15,530 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-21 08:34:15,532 INFO L168 Benchmark]: Toolchain (without parser) took 36647.07 ms. Allocated memory was 141.6 MB in the beginning and 836.8 MB in the end (delta: 695.2 MB). Free memory was 88.3 MB in the beginning and 718.1 MB in the end (delta: -629.8 MB). Peak memory consumption was 65.4 MB. Max. memory is 7.1 GB. [2019-09-21 08:34:15,533 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 141.6 MB. Free memory was 107.5 MB in the beginning and 107.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-21 08:34:15,534 INFO L168 Benchmark]: CACSL2BoogieTranslator took 705.31 ms. Allocated memory was 141.6 MB in the beginning and 199.2 MB in the end (delta: 57.7 MB). Free memory was 88.0 MB in the beginning and 163.5 MB in the end (delta: -75.4 MB). Peak memory consumption was 21.8 MB. Max. memory is 7.1 GB. [2019-09-21 08:34:15,534 INFO L168 Benchmark]: Boogie Preprocessor took 84.59 ms. Allocated memory is still 199.2 MB. Free memory was 163.5 MB in the beginning and 158.7 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.8 MB. Max. memory is 7.1 GB. [2019-09-21 08:34:15,535 INFO L168 Benchmark]: RCFGBuilder took 1730.70 ms. Allocated memory was 199.2 MB in the beginning and 227.0 MB in the end (delta: 27.8 MB). Free memory was 158.7 MB in the beginning and 134.8 MB in the end (delta: 23.9 MB). Peak memory consumption was 85.3 MB. Max. memory is 7.1 GB. [2019-09-21 08:34:15,536 INFO L168 Benchmark]: Sifa took 34122.96 ms. Allocated memory was 227.0 MB in the beginning and 836.8 MB in the end (delta: 609.7 MB). Free memory was 134.8 MB in the beginning and 718.1 MB in the end (delta: -583.3 MB). Peak memory consumption was 26.5 MB. Max. memory is 7.1 GB. [2019-09-21 08:34:15,540 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 141.6 MB. Free memory was 107.5 MB in the beginning and 107.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 705.31 ms. Allocated memory was 141.6 MB in the beginning and 199.2 MB in the end (delta: 57.7 MB). Free memory was 88.0 MB in the beginning and 163.5 MB in the end (delta: -75.4 MB). Peak memory consumption was 21.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 84.59 ms. Allocated memory is still 199.2 MB. Free memory was 163.5 MB in the beginning and 158.7 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1730.70 ms. Allocated memory was 199.2 MB in the beginning and 227.0 MB in the end (delta: 27.8 MB). Free memory was 158.7 MB in the beginning and 134.8 MB in the end (delta: 23.9 MB). Peak memory consumption was 85.3 MB. Max. memory is 7.1 GB. * Sifa took 34122.96 ms. Allocated memory was 227.0 MB in the beginning and 836.8 MB in the end (delta: 609.7 MB). Free memory was 134.8 MB in the beginning and 718.1 MB in the end (delta: -583.3 MB). Peak memory consumption was 26.5 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]: 34083, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 290, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 188, TOOLS_POST_TIME[ms]: 12725, TOOLS_POST_CALL_APPLICATIONS: 84, TOOLS_POST_CALL_TIME[ms]: 368, TOOLS_POST_RETURN_APPLICATIONS: 75, TOOLS_POST_RETURN_TIME[ms]: 230, TOOLS_QUANTIFIERELIM_APPLICATIONS: 347, TOOLS_QUANTIFIERELIM_TIME[ms]: 13149, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 12509, FLUID_QUERY_TIME[ms]: 13, FLUID_QUERIES: 299, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 94, DOMAIN_JOIN_TIME[ms]: 18279, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 5, DOMAIN_WIDEN_TIME[ms]: 1957, DOMAIN_ISSUBSETEQ_APPLICATIONS: 9, DOMAIN_ISSUBSETEQ_TIME[ms]: 44, DOMAIN_ISBOTTOM_APPLICATIONS: 48, DOMAIN_ISBOTTOM_TIME[ms]: 301, LOOP_SUMMARIZER_APPLICATIONS: 4, LOOP_SUMMARIZER_CACHE_MISSES: 4, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 15281, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 15281, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 9, CALL_SUMMARIZER_APPLICATIONS: 75, CALL_SUMMARIZER_CACHE_MISSES: 28, CALL_SUMMARIZER_OVERALL_TIME[ms]: 13022, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 13021, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 42, DAG_COMPRESSION_PROCESSED_NODES: 463, DAG_COMPRESSION_RETAINED_NODES: 247 - UnprovableResult [Line: 1002]: 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 576#(and (not (= 0 ~methAndRunningLastTime~0)) (or (not (= 0 ~systemActive~0)) (or (< 0 (+ ~waterLevel~0 1)) (<= ~waterLevel~0 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...