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_spec5_product63.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-17 06:11:55,893 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-17 06:11:55,895 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-17 06:11:55,915 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-17 06:11:55,916 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-17 06:11:55,917 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-17 06:11:55,918 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-17 06:11:55,920 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-17 06:11:55,922 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-17 06:11:55,922 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-17 06:11:55,923 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-17 06:11:55,924 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-17 06:11:55,925 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-17 06:11:55,926 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-17 06:11:55,927 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-17 06:11:55,928 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-17 06:11:55,928 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-17 06:11:55,929 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-17 06:11:55,931 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-17 06:11:55,933 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-17 06:11:55,935 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-17 06:11:55,936 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-17 06:11:55,937 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-17 06:11:55,938 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-17 06:11:55,940 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-17 06:11:55,940 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-17 06:11:55,941 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-17 06:11:55,942 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-17 06:11:55,942 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-17 06:11:55,943 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-17 06:11:55,943 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-17 06:11:55,944 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-17 06:11:55,945 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-17 06:11:55,946 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-17 06:11:55,947 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-17 06:11:55,947 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-17 06:11:55,947 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-17 06:11:55,948 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-17 06:11:55,948 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-17 06:11:55,949 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-17 06:11:55,949 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-17 06:11:55,950 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 [2019-09-17 06:11:55,965 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-17 06:11:55,965 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-17 06:11:55,966 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-17 06:11:55,966 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-17 06:11:55,966 INFO L138 SettingsManager]: * Use SBE=true [2019-09-17 06:11:55,967 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-17 06:11:55,967 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-17 06:11:55,967 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-17 06:11:55,967 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-17 06:11:55,968 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-17 06:11:55,968 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-17 06:11:55,968 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-17 06:11:55,970 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-17 06:11:55,970 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-17 06:11:55,971 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-17 06:11:55,971 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-17 06:11:55,971 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-17 06:11:55,971 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-17 06:11:55,972 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-17 06:11:55,972 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-17 06:11:55,972 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-17 06:11:55,972 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-17 06:11:55,972 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-17 06:11:55,973 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-17 06:11:55,973 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-17 06:11:55,973 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-17 06:11:55,973 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-17 06:11:55,973 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-17 06:11:55,974 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 [2019-09-17 06:11:56,020 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-17 06:11:56,030 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-17 06:11:56,033 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-17 06:11:56,035 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-17 06:11:56,035 INFO L275 PluginConnector]: CDTParser initialized [2019-09-17 06:11:56,036 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product63.cil.c [2019-09-17 06:11:56,106 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/50680fa1c/6f92d630823e407eb0d7bf1a8ce32296/FLAGce6da8e08 [2019-09-17 06:11:56,695 INFO L306 CDTParser]: Found 1 translation units. [2019-09-17 06:11:56,696 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product63.cil.c [2019-09-17 06:11:56,719 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/50680fa1c/6f92d630823e407eb0d7bf1a8ce32296/FLAGce6da8e08 [2019-09-17 06:11:57,016 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/50680fa1c/6f92d630823e407eb0d7bf1a8ce32296 [2019-09-17 06:11:57,025 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-17 06:11:57,026 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-17 06:11:57,027 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-17 06:11:57,027 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-17 06:11:57,031 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-17 06:11:57,032 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 06:11:57" (1/1) ... [2019-09-17 06:11:57,035 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f500b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:11:57, skipping insertion in model container [2019-09-17 06:11:57,035 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 06:11:57" (1/1) ... [2019-09-17 06:11:57,041 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-17 06:11:57,102 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-17 06:11:57,563 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 06:11:57,585 INFO L188 MainTranslator]: Completed pre-run [2019-09-17 06:11:57,698 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 06:11:57,752 INFO L192 MainTranslator]: Completed translation [2019-09-17 06:11:57,752 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:11:57 WrapperNode [2019-09-17 06:11:57,752 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-17 06:11:57,753 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-17 06:11:57,753 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-17 06:11:57,754 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-17 06:11:57,768 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:11:57" (1/1) ... [2019-09-17 06:11:57,769 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:11:57" (1/1) ... [2019-09-17 06:11:57,797 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:11:57" (1/1) ... [2019-09-17 06:11:57,797 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:11:57" (1/1) ... [2019-09-17 06:11:57,834 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:11:57" (1/1) ... [2019-09-17 06:11:57,843 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:11:57" (1/1) ... [2019-09-17 06:11:57,849 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:11:57" (1/1) ... [2019-09-17 06:11:57,857 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-17 06:11:57,857 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-17 06:11:57,858 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-17 06:11:57,858 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-17 06:11:57,859 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:11:57" (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 [2019-09-17 06:11:57,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-17 06:11:57,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-17 06:11:57,920 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-17 06:11:57,920 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-09-17 06:11:57,921 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-09-17 06:11:57,921 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-09-17 06:11:57,921 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-17 06:11:57,922 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-17 06:11:57,922 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-17 06:11:57,922 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-17 06:11:57,922 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-17 06:11:57,923 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-17 06:11:57,923 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-17 06:11:57,923 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-17 06:11:57,924 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-17 06:11:57,924 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-17 06:11:57,926 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-17 06:11:57,926 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-17 06:11:57,926 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-17 06:11:57,926 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-17 06:11:57,927 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-17 06:11:57,927 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-17 06:11:57,927 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-17 06:11:57,927 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-17 06:11:57,927 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-17 06:11:57,927 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-17 06:11:57,927 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-17 06:11:57,928 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-17 06:11:57,928 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-17 06:11:57,928 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-17 06:11:57,928 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-17 06:11:57,928 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-17 06:11:57,928 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-17 06:11:57,929 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-17 06:11:57,929 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-17 06:11:57,929 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-17 06:11:57,929 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-17 06:11:57,929 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-17 06:11:57,930 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-17 06:11:57,930 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-17 06:11:57,930 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-17 06:11:57,930 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-17 06:11:57,930 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-17 06:11:57,930 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-17 06:11:57,930 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-17 06:11:57,931 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-17 06:11:57,931 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-17 06:11:57,931 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-17 06:11:57,931 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-17 06:11:57,931 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-17 06:11:57,931 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-17 06:11:57,931 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-09-17 06:11:57,932 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-09-17 06:11:57,932 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-09-17 06:11:57,932 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-17 06:11:57,932 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-17 06:11:57,932 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-17 06:11:57,932 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-17 06:11:57,933 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-17 06:11:57,933 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-17 06:11:57,933 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-17 06:11:57,934 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-17 06:11:57,934 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-17 06:11:57,934 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-17 06:11:57,934 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-17 06:11:57,934 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-17 06:11:57,934 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-17 06:11:57,935 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-17 06:11:57,935 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-17 06:11:57,935 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-17 06:11:57,935 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-17 06:11:57,935 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-17 06:11:57,935 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-17 06:11:57,936 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-17 06:11:57,936 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-17 06:11:57,937 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-17 06:11:57,937 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-17 06:11:57,937 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-17 06:11:57,938 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-17 06:11:57,938 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-17 06:11:57,939 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-17 06:11:57,939 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-17 06:11:57,939 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-17 06:11:57,939 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-17 06:11:57,939 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-17 06:11:57,939 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-17 06:11:57,939 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-17 06:11:57,940 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-17 06:11:57,941 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-17 06:11:57,941 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-17 06:11:57,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-17 06:11:57,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-17 06:11:57,941 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-17 06:11:57,941 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-17 06:11:57,941 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-17 06:11:57,942 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-17 06:11:57,942 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-17 06:11:57,942 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-17 06:11:57,942 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-17 06:11:57,942 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-17 06:11:57,942 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-17 06:11:57,942 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-17 06:11:57,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-17 06:11:57,943 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-17 06:11:59,571 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-17 06:11:59,571 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-17 06:11:59,573 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 06:11:59 BoogieIcfgContainer [2019-09-17 06:11:59,573 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-17 06:11:59,574 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-17 06:11:59,574 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-17 06:11:59,575 INFO L275 PluginConnector]: Sifa initialized [2019-09-17 06:11:59,576 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 06:11:59" (1/1) ... [2019-09-17 06:11:59,577 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 [2019-09-17 06:11:59,612 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-17 06:11:59,612 INFO L169 IcfgInterpreter]: Building call graph [2019-09-17 06:11:59,629 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-17 06:11:59,641 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-17 06:11:59,642 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-17 06:12:09,293 WARN L191 SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-09-17 06:12:10,982 WARN L191 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-17 06:12:11,153 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-17 06:12:11,306 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-17 06:12:11,428 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-17 06:12:11,451 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 484 for LOIs [2019-09-17 06:12:11,495 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 484 for LOIs [2019-09-17 06:12:11,512 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 484 for LOIs [2019-09-17 06:12:11,684 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 488 [2019-09-17 06:12:11,827 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 488 [2019-09-17 06:12:12,249 WARN L191 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-17 06:12:12,578 WARN L191 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-17 06:12:13,096 WARN L191 SmtUtils]: Spent 456.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-17 06:12:13,425 WARN L191 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-17 06:12:14,364 WARN L191 SmtUtils]: Spent 841.00 ms on a formula simplification that was a NOOP. DAG size: 540 [2019-09-17 06:12:14,993 WARN L191 SmtUtils]: Spent 627.00 ms on a formula simplification that was a NOOP. DAG size: 540 [2019-09-17 06:12:15,613 WARN L191 SmtUtils]: Spent 617.00 ms on a formula simplification that was a NOOP. DAG size: 542 [2019-09-17 06:12:15,923 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 516 [2019-09-17 06:12:16,078 WARN L191 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 516 [2019-09-17 06:12:16,484 WARN L191 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 534 DAG size of output: 531 [2019-09-17 06:12:16,757 WARN L191 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 531 [2019-09-17 06:12:17,176 WARN L191 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 549 [2019-09-17 06:12:17,496 WARN L191 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 549 [2019-09-17 06:12:18,252 WARN L191 SmtUtils]: Spent 653.00 ms on a formula simplification that was a NOOP. DAG size: 582 [2019-09-17 06:12:18,940 WARN L191 SmtUtils]: Spent 686.00 ms on a formula simplification that was a NOOP. DAG size: 582 [2019-09-17 06:12:19,547 WARN L191 SmtUtils]: Spent 604.00 ms on a formula simplification that was a NOOP. DAG size: 584 [2019-09-17 06:12:19,848 WARN L191 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 534 DAG size of output: 531 [2019-09-17 06:12:20,040 WARN L191 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 531 [2019-09-17 06:12:20,217 WARN L191 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 534 DAG size of output: 531 [2019-09-17 06:12:20,382 WARN L191 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 531 [2019-09-17 06:12:20,579 WARN L191 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 534 DAG size of output: 531 [2019-09-17 06:12:20,747 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 531 [2019-09-17 06:12:20,912 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 534 DAG size of output: 531 [2019-09-17 06:12:21,082 WARN L191 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 531 [2019-09-17 06:12:21,412 WARN L191 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 549 [2019-09-17 06:12:21,709 WARN L191 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 549 [2019-09-17 06:12:22,030 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 562 DAG size of output: 75 [2019-09-17 06:12:22,203 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 562 DAG size of output: 75 [2019-09-17 06:12:22,429 WARN L191 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 561 DAG size of output: 80 [2019-09-17 06:12:22,550 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 561 DAG size of output: 80 [2019-09-17 06:12:22,926 WARN L191 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 549 [2019-09-17 06:12:23,218 WARN L191 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 549 [2019-09-17 06:12:24,061 WARN L191 SmtUtils]: Spent 757.00 ms on a formula simplification that was a NOOP. DAG size: 549 [2019-09-17 06:12:24,487 WARN L191 SmtUtils]: Spent 424.00 ms on a formula simplification that was a NOOP. DAG size: 549 [2019-09-17 06:12:25,129 WARN L191 SmtUtils]: Spent 626.00 ms on a formula simplification that was a NOOP. DAG size: 583 [2019-09-17 06:12:25,729 WARN L191 SmtUtils]: Spent 598.00 ms on a formula simplification that was a NOOP. DAG size: 583 [2019-09-17 06:12:26,473 WARN L191 SmtUtils]: Spent 711.00 ms on a formula simplification that was a NOOP. DAG size: 549 [2019-09-17 06:12:26,918 WARN L191 SmtUtils]: Spent 442.00 ms on a formula simplification that was a NOOP. DAG size: 549 [2019-09-17 06:12:27,512 WARN L191 SmtUtils]: Spent 584.00 ms on a formula simplification that was a NOOP. DAG size: 585 [2019-09-17 06:12:27,515 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 10 for LOIs [2019-09-17 06:12:27,566 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 10 for LOIs [2019-09-17 06:12:27,580 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification5_spec__3 with input of size 31 for LOIs [2019-09-17 06:12:27,585 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 41 for LOIs [2019-09-17 06:12:27,589 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-17 06:12:27,590 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-17 06:12:27,592 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 494#(and (or (and (and (<= 0 (+ ~switchedOnBeforeTS~0 2147483648)) (<= ~switchedOnBeforeTS~0 2147483647)) (not (= 0 ~systemActive~0))) (and (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (or (< 0 (+ ~waterLevel~0 1)) (<= ~waterLevel~0 0)) (<= 0 (+ ~switchedOnBeforeTS~0 2147483648)) (<= ~switchedOnBeforeTS~0 2147483647))) (<= ~pumpRunning~0 2147483647) (<= ~waterLevel~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (<= 0 (+ ~pumpRunning~0 2147483648)) (not (= 2 ~waterLevel~0)) (= ~switchedOnBeforeTS~0 0) (not (= ~pumpRunning~0 0))) [2019-09-17 06:12:27,606 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-17 06:12:27,606 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-17 06:12:27,608 INFO L168 Benchmark]: Toolchain (without parser) took 30581.56 ms. Allocated memory was 139.5 MB in the beginning and 944.8 MB in the end (delta: 805.3 MB). Free memory was 85.7 MB in the beginning and 321.6 MB in the end (delta: -235.9 MB). Peak memory consumption was 569.4 MB. Max. memory is 7.1 GB. [2019-09-17 06:12:27,609 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 139.5 MB. Free memory was 105.5 MB in the beginning and 105.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-17 06:12:27,610 INFO L168 Benchmark]: CACSL2BoogieTranslator took 725.80 ms. Allocated memory was 139.5 MB in the beginning and 199.2 MB in the end (delta: 59.8 MB). Free memory was 85.5 MB in the beginning and 163.2 MB in the end (delta: -77.8 MB). Peak memory consumption was 22.4 MB. Max. memory is 7.1 GB. [2019-09-17 06:12:27,611 INFO L168 Benchmark]: Boogie Preprocessor took 103.73 ms. Allocated memory is still 199.2 MB. Free memory was 163.2 MB in the beginning and 158.9 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. [2019-09-17 06:12:27,612 INFO L168 Benchmark]: RCFGBuilder took 1716.00 ms. Allocated memory was 199.2 MB in the beginning and 222.3 MB in the end (delta: 23.1 MB). Free memory was 158.9 MB in the beginning and 137.7 MB in the end (delta: 21.2 MB). Peak memory consumption was 90.5 MB. Max. memory is 7.1 GB. [2019-09-17 06:12:27,613 INFO L168 Benchmark]: Sifa took 28032.44 ms. Allocated memory was 222.3 MB in the beginning and 944.8 MB in the end (delta: 722.5 MB). Free memory was 137.7 MB in the beginning and 321.6 MB in the end (delta: -183.9 MB). Peak memory consumption was 538.6 MB. Max. memory is 7.1 GB. [2019-09-17 06:12:27,627 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 139.5 MB. Free memory was 105.5 MB in the beginning and 105.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 725.80 ms. Allocated memory was 139.5 MB in the beginning and 199.2 MB in the end (delta: 59.8 MB). Free memory was 85.5 MB in the beginning and 163.2 MB in the end (delta: -77.8 MB). Peak memory consumption was 22.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 103.73 ms. Allocated memory is still 199.2 MB. Free memory was 163.2 MB in the beginning and 158.9 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1716.00 ms. Allocated memory was 199.2 MB in the beginning and 222.3 MB in the end (delta: 23.1 MB). Free memory was 158.9 MB in the beginning and 137.7 MB in the end (delta: 21.2 MB). Peak memory consumption was 90.5 MB. Max. memory is 7.1 GB. * Sifa took 28032.44 ms. Allocated memory was 222.3 MB in the beginning and 944.8 MB in the end (delta: 722.5 MB). Free memory was 137.7 MB in the beginning and 321.6 MB in the end (delta: -183.9 MB). Peak memory consumption was 538.6 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]: 27980, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 246, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 163, TOOLS_POST_TIME[ms]: 11625, TOOLS_POST_CALL_APPLICATIONS: 73, TOOLS_POST_CALL_TIME[ms]: 341, TOOLS_POST_RETURN_APPLICATIONS: 64, TOOLS_POST_RETURN_TIME[ms]: 196, TOOLS_QUANTIFIERELIM_APPLICATIONS: 300, TOOLS_QUANTIFIERELIM_TIME[ms]: 12020, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 11422, FLUID_QUERY_TIME[ms]: 12, FLUID_QUERIES: 251, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 81, DOMAIN_JOIN_TIME[ms]: 15030, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 3, DOMAIN_WIDEN_TIME[ms]: 317, DOMAIN_ISSUBSETEQ_APPLICATIONS: 5, DOMAIN_ISSUBSETEQ_TIME[ms]: 17, DOMAIN_ISBOTTOM_APPLICATIONS: 41, DOMAIN_ISBOTTOM_TIME[ms]: 273, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 7757, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 7756, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 5, CALL_SUMMARIZER_APPLICATIONS: 64, CALL_SUMMARIZER_CACHE_MISSES: 30, CALL_SUMMARIZER_OVERALL_TIME[ms]: 11876, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 11875, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 9, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 45, DAG_COMPRESSION_PROCESSED_NODES: 532, DAG_COMPRESSION_RETAINED_NODES: 277 - UnprovableResult [Line: 134]: 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 494#(and (or (and (and (<= 0 (+ ~switchedOnBeforeTS~0 2147483648)) (<= ~switchedOnBeforeTS~0 2147483647)) (not (= 0 ~systemActive~0))) (and (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (or (< 0 (+ ~waterLevel~0 1)) (<= ~waterLevel~0 0)) (<= 0 (+ ~switchedOnBeforeTS~0 2147483648)) (<= ~switchedOnBeforeTS~0 2147483647))) (<= ~pumpRunning~0 2147483647) (<= ~waterLevel~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (<= 0 (+ ~pumpRunning~0 2147483648)) (not (= 2 ~waterLevel~0)) (= ~switchedOnBeforeTS~0 0) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...