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 CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product23.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-15 06:59:27,887 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-15 06:59:27,889 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-15 06:59:27,901 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-15 06:59:27,902 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-15 06:59:27,903 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-15 06:59:27,904 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-15 06:59:27,906 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-15 06:59:27,908 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-15 06:59:27,909 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-15 06:59:27,910 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-15 06:59:27,911 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-15 06:59:27,911 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-15 06:59:27,912 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-15 06:59:27,913 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-15 06:59:27,914 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-15 06:59:27,915 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-15 06:59:27,917 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-15 06:59:27,922 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-15 06:59:27,926 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-15 06:59:27,928 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-15 06:59:27,932 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-15 06:59:27,935 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-15 06:59:27,937 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-15 06:59:27,940 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-15 06:59:27,940 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-15 06:59:27,942 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-15 06:59:27,944 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-15 06:59:27,944 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-15 06:59:27,948 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-15 06:59:27,949 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-15 06:59:27,950 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-15 06:59:27,951 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-15 06:59:27,951 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-15 06:59:27,952 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-15 06:59:27,953 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-15 06:59:27,956 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-15 06:59:27,956 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-15 06:59:27,956 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-15 06:59:27,957 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-15 06:59:27,958 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-15 06:59:27,959 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 [2019-10-15 06:59:27,982 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-15 06:59:27,983 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-15 06:59:27,984 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-15 06:59:27,985 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-15 06:59:27,985 INFO L138 SettingsManager]: * Use SBE=true [2019-10-15 06:59:27,985 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-15 06:59:27,985 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-15 06:59:27,986 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-15 06:59:27,986 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-15 06:59:27,986 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-15 06:59:27,987 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-15 06:59:27,987 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-15 06:59:27,987 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-15 06:59:27,988 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-15 06:59:27,988 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-15 06:59:27,988 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-15 06:59:27,988 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-15 06:59:27,989 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-15 06:59:27,989 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-15 06:59:27,989 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-15 06:59:27,989 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-15 06:59:27,990 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 06:59:27,990 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-15 06:59:27,990 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-15 06:59:27,990 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-15 06:59:27,990 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-15 06:59:27,991 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-15 06:59:27,991 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-15 06:59:27,991 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain 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: Simplification Technique -> SIMPLIFY_QUICK [2019-10-15 06:59:28,269 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-15 06:59:28,282 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-15 06:59:28,286 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-15 06:59:28,287 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-15 06:59:28,288 INFO L275 PluginConnector]: CDTParser initialized [2019-10-15 06:59:28,288 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product23.cil.c [2019-10-15 06:59:28,367 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a2d208fcc/9f8ea122f3d84888a0c1a8641c4d01f0/FLAG63edd1089 [2019-10-15 06:59:28,910 INFO L306 CDTParser]: Found 1 translation units. [2019-10-15 06:59:28,911 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product23.cil.c [2019-10-15 06:59:28,923 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a2d208fcc/9f8ea122f3d84888a0c1a8641c4d01f0/FLAG63edd1089 [2019-10-15 06:59:29,183 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a2d208fcc/9f8ea122f3d84888a0c1a8641c4d01f0 [2019-10-15 06:59:29,193 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-15 06:59:29,195 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-15 06:59:29,196 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-15 06:59:29,196 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-15 06:59:29,199 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-15 06:59:29,200 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 06:59:29" (1/1) ... [2019-10-15 06:59:29,202 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d2bbd9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:59:29, skipping insertion in model container [2019-10-15 06:59:29,202 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 06:59:29" (1/1) ... [2019-10-15 06:59:29,208 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-15 06:59:29,264 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-15 06:59:29,589 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 06:59:29,694 INFO L188 MainTranslator]: Completed pre-run [2019-10-15 06:59:29,792 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 06:59:29,835 INFO L192 MainTranslator]: Completed translation [2019-10-15 06:59:29,836 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:59:29 WrapperNode [2019-10-15 06:59:29,836 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-15 06:59:29,837 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-15 06:59:29,837 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-15 06:59:29,837 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-15 06:59:29,847 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:59:29" (1/1) ... [2019-10-15 06:59:29,848 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:59:29" (1/1) ... [2019-10-15 06:59:29,872 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:59:29" (1/1) ... [2019-10-15 06:59:29,873 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:59:29" (1/1) ... [2019-10-15 06:59:29,910 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:59:29" (1/1) ... [2019-10-15 06:59:29,922 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:59:29" (1/1) ... [2019-10-15 06:59:29,927 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:59:29" (1/1) ... [2019-10-15 06:59:29,934 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-15 06:59:29,935 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-15 06:59:29,935 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-15 06:59:29,935 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-15 06:59:29,936 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:59:29" (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 [2019-10-15 06:59:30,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-15 06:59:30,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-15 06:59:30,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-15 06:59:30,015 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-15 06:59:30,015 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-15 06:59:30,017 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-15 06:59:30,017 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-15 06:59:30,018 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-15 06:59:30,019 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-15 06:59:30,019 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-15 06:59:30,019 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-15 06:59:30,019 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-15 06:59:30,021 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-15 06:59:30,021 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-15 06:59:30,021 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-15 06:59:30,022 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-15 06:59:30,025 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-10-15 06:59:30,025 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-15 06:59:30,025 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-15 06:59:30,025 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-15 06:59:30,025 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-15 06:59:30,026 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-15 06:59:30,026 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-15 06:59:30,026 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-15 06:59:30,026 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2019-10-15 06:59:30,026 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-15 06:59:30,027 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-15 06:59:30,027 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-15 06:59:30,027 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-15 06:59:30,027 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-15 06:59:30,027 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-15 06:59:30,027 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-10-15 06:59:30,028 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-10-15 06:59:30,028 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-15 06:59:30,028 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-15 06:59:30,028 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-15 06:59:30,029 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-15 06:59:30,029 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-15 06:59:30,029 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-10-15 06:59:30,029 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-10-15 06:59:30,029 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-10-15 06:59:30,030 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-15 06:59:30,030 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-15 06:59:30,030 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-15 06:59:30,030 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-15 06:59:30,030 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-15 06:59:30,031 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-15 06:59:30,031 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-15 06:59:30,031 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-15 06:59:30,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-15 06:59:30,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-15 06:59:30,032 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-15 06:59:30,032 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-15 06:59:30,032 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-15 06:59:30,032 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-15 06:59:30,032 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-15 06:59:30,032 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-15 06:59:30,033 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-15 06:59:30,033 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-15 06:59:30,033 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-15 06:59:30,033 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-15 06:59:30,034 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-15 06:59:30,034 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-15 06:59:30,034 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-15 06:59:30,034 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-15 06:59:30,035 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-15 06:59:30,035 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-15 06:59:30,035 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-15 06:59:30,035 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-10-15 06:59:30,036 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-15 06:59:30,036 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-15 06:59:30,036 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-15 06:59:30,036 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-15 06:59:30,037 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-15 06:59:30,037 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-10-15 06:59:30,037 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-15 06:59:30,037 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-15 06:59:30,038 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-15 06:59:30,039 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-15 06:59:30,039 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-15 06:59:30,039 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-15 06:59:30,039 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-15 06:59:30,039 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-15 06:59:30,040 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-15 06:59:30,041 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-10-15 06:59:30,041 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-10-15 06:59:30,041 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-10-15 06:59:30,042 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-15 06:59:30,042 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-15 06:59:30,042 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-10-15 06:59:30,043 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2019-10-15 06:59:30,043 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-15 06:59:30,043 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-15 06:59:30,043 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-15 06:59:30,043 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-15 06:59:30,043 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-15 06:59:31,694 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-15 06:59:31,697 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-15 06:59:31,698 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 06:59:31 BoogieIcfgContainer [2019-10-15 06:59:31,699 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-15 06:59:31,699 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-15 06:59:31,700 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-15 06:59:31,700 INFO L275 PluginConnector]: Sifa initialized [2019-10-15 06:59:31,701 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 06:59:31" (1/1) ... [2019-10-15 06:59:31,702 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=CompoundDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=8 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-10-15 06:59:31,742 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-10-15 06:59:31,745 INFO L169 IcfgInterpreter]: Building call graph [2019-10-15 06:59:31,760 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-15 06:59:31,774 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-15 06:59:31,776 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-15 06:59:42,399 WARN L191 SmtUtils]: Spent 312.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-10-15 06:59:44,308 WARN L191 SmtUtils]: Spent 463.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-10-15 06:59:44,433 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-10-15 06:59:44,553 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-10-15 06:59:44,696 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-10-15 06:59:44,960 WARN L191 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-10-15 06:59:44,989 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 548 for LOIs [2019-10-15 06:59:45,048 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 546 for LOIs [2019-10-15 06:59:45,068 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 546 for LOIs [2019-10-15 06:59:45,891 WARN L191 SmtUtils]: Spent 650.00 ms on a formula simplification that was a NOOP. DAG size: 568 [2019-10-15 06:59:46,246 WARN L191 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 617 [2019-10-15 06:59:46,567 WARN L191 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 622 [2019-10-15 06:59:46,902 WARN L191 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 622 [2019-10-15 06:59:47,162 WARN L191 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 603 [2019-10-15 06:59:47,349 WARN L191 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 603 [2019-10-15 06:59:47,643 WARN L191 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 614 DAG size of output: 614 [2019-10-15 06:59:47,855 WARN L191 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 611 [2019-10-15 06:59:48,034 WARN L191 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 611 [2019-10-15 06:59:48,267 WARN L191 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 622 DAG size of output: 622 [2019-10-15 06:59:48,425 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 611 [2019-10-15 06:59:48,590 WARN L191 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 611 [2019-10-15 06:59:48,822 WARN L191 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 622 DAG size of output: 622 [2019-10-15 06:59:49,295 WARN L191 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 637 DAG size of output: 637 [2019-10-15 06:59:49,665 WARN L191 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 626 [2019-10-15 06:59:50,130 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 603 [2019-10-15 06:59:50,287 WARN L191 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 603 [2019-10-15 06:59:50,495 WARN L191 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 604 DAG size of output: 604 [2019-10-15 06:59:50,972 WARN L191 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 616 [2019-10-15 06:59:51,235 WARN L191 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 619 [2019-10-15 06:59:51,489 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 624 [2019-10-15 06:59:51,797 WARN L191 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 624 [2019-10-15 06:59:52,039 WARN L191 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 608 DAG size of output: 603 [2019-10-15 06:59:52,179 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 602 [2019-10-15 06:59:52,378 WARN L191 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 603 DAG size of output: 603 [2019-10-15 06:59:52,575 WARN L191 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 616 [2019-10-15 06:59:52,786 WARN L191 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 616 [2019-10-15 06:59:52,967 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 621 [2019-10-15 06:59:54,287 WARN L191 SmtUtils]: Spent 784.00 ms on a formula simplification. DAG size of input: 625 DAG size of output: 625 [2019-10-15 06:59:54,717 WARN L191 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 625 DAG size of output: 625 [2019-10-15 06:59:55,094 WARN L191 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 625 DAG size of output: 625 [2019-10-15 06:59:55,336 WARN L191 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 622 [2019-10-15 06:59:55,548 WARN L191 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 622 [2019-10-15 06:59:55,755 WARN L191 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 622 [2019-10-15 06:59:56,171 WARN L191 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 618 [2019-10-15 06:59:56,544 WARN L191 SmtUtils]: Spent 311.00 ms on a formula simplification that was a NOOP. DAG size: 618 [2019-10-15 06:59:56,914 WARN L191 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 618 [2019-10-15 06:59:58,011 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-10-15 06:59:58,276 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2019-10-15 06:59:58,889 WARN L191 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 618 DAG size of output: 618 [2019-10-15 06:59:59,144 WARN L191 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 618 DAG size of output: 618 [2019-10-15 06:59:59,365 WARN L191 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 618 DAG size of output: 618 [2019-10-15 06:59:59,567 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 614 DAG size of output: 609 [2019-10-15 06:59:59,711 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 608 [2019-10-15 06:59:59,908 WARN L191 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 609 DAG size of output: 609 [2019-10-15 07:00:00,064 WARN L191 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 614 DAG size of output: 609 [2019-10-15 07:00:00,211 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 608 [2019-10-15 07:00:00,403 WARN L191 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 609 DAG size of output: 609 [2019-10-15 07:00:00,559 WARN L191 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 614 DAG size of output: 609 [2019-10-15 07:00:00,701 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 608 [2019-10-15 07:00:00,899 WARN L191 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 609 DAG size of output: 609 [2019-10-15 07:00:01,247 WARN L191 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 618 DAG size of output: 613 [2019-10-15 07:00:01,671 WARN L191 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 618 DAG size of output: 613 [2019-10-15 07:00:02,038 WARN L191 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 618 DAG size of output: 613 [2019-10-15 07:00:02,227 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 602 [2019-10-15 07:00:02,351 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 602 [2019-10-15 07:00:02,554 WARN L191 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 614 DAG size of output: 614 [2019-10-15 07:00:02,672 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-10-15 07:00:02,674 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 144 for LOIs [2019-10-15 07:00:02,986 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification5_spec__3 with input of size 155 for LOIs [2019-10-15 07:00:02,998 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 165 for LOIs [2019-10-15 07:00:03,063 INFO L183 IcfgInterpreter]: Interpretation finished [2019-10-15 07:00:03,085 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-10-15 07:00:03,085 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-10-15 07:00:03,087 INFO L168 Benchmark]: Toolchain (without parser) took 33892.31 ms. Allocated memory was 137.9 MB in the beginning and 827.3 MB in the end (delta: 689.4 MB). Free memory was 101.8 MB in the beginning and 555.8 MB in the end (delta: -454.0 MB). Peak memory consumption was 235.4 MB. Max. memory is 7.1 GB. [2019-10-15 07:00:03,088 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 137.9 MB. Free memory was 121.1 MB in the beginning and 120.9 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-10-15 07:00:03,089 INFO L168 Benchmark]: CACSL2BoogieTranslator took 641.00 ms. Allocated memory was 137.9 MB in the beginning and 202.9 MB in the end (delta: 65.0 MB). Free memory was 101.6 MB in the beginning and 172.3 MB in the end (delta: -70.7 MB). Peak memory consumption was 29.5 MB. Max. memory is 7.1 GB. [2019-10-15 07:00:03,089 INFO L168 Benchmark]: Boogie Preprocessor took 97.53 ms. Allocated memory is still 202.9 MB. Free memory was 172.3 MB in the beginning and 168.1 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2019-10-15 07:00:03,090 INFO L168 Benchmark]: RCFGBuilder took 1763.90 ms. Allocated memory was 202.9 MB in the beginning and 234.4 MB in the end (delta: 31.5 MB). Free memory was 168.1 MB in the beginning and 150.6 MB in the end (delta: 17.5 MB). Peak memory consumption was 86.3 MB. Max. memory is 7.1 GB. [2019-10-15 07:00:03,091 INFO L168 Benchmark]: Sifa took 31386.12 ms. Allocated memory was 234.4 MB in the beginning and 827.3 MB in the end (delta: 593.0 MB). Free memory was 150.6 MB in the beginning and 555.8 MB in the end (delta: -405.2 MB). Peak memory consumption was 187.7 MB. Max. memory is 7.1 GB. [2019-10-15 07:00:03,095 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 137.9 MB. Free memory was 121.1 MB in the beginning and 120.9 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 641.00 ms. Allocated memory was 137.9 MB in the beginning and 202.9 MB in the end (delta: 65.0 MB). Free memory was 101.6 MB in the beginning and 172.3 MB in the end (delta: -70.7 MB). Peak memory consumption was 29.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 97.53 ms. Allocated memory is still 202.9 MB. Free memory was 172.3 MB in the beginning and 168.1 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1763.90 ms. Allocated memory was 202.9 MB in the beginning and 234.4 MB in the end (delta: 31.5 MB). Free memory was 168.1 MB in the beginning and 150.6 MB in the end (delta: 17.5 MB). Peak memory consumption was 86.3 MB. Max. memory is 7.1 GB. * Sifa took 31386.12 ms. Allocated memory was 234.4 MB in the beginning and 827.3 MB in the end (delta: 593.0 MB). Free memory was 150.6 MB in the beginning and 555.8 MB in the end (delta: -405.2 MB). Peak memory consumption was 187.7 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]: 31322, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 221, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 155, TOOLS_POST_TIME[ms]: 12725, TOOLS_POST_CALL_APPLICATIONS: 60, TOOLS_POST_CALL_TIME[ms]: 211, TOOLS_POST_RETURN_APPLICATIONS: 53, TOOLS_POST_RETURN_TIME[ms]: 133, TOOLS_QUANTIFIERELIM_APPLICATIONS: 267, TOOLS_QUANTIFIERELIM_TIME[ms]: 12930, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 12571, FLUID_QUERY_TIME[ms]: 15, FLUID_QUERIES: 223, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 93, DOMAIN_JOIN_TIME[ms]: 17112, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 1, DOMAIN_WIDEN_TIME[ms]: 517, DOMAIN_ISSUBSETEQ_APPLICATIONS: 2, DOMAIN_ISSUBSETEQ_TIME[ms]: 17, DOMAIN_ISBOTTOM_APPLICATIONS: 59, DOMAIN_ISBOTTOM_TIME[ms]: 424, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 8262, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 8262, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 2, CALL_SUMMARIZER_APPLICATIONS: 53, CALL_SUMMARIZER_CACHE_MISSES: 25, CALL_SUMMARIZER_OVERALL_TIME[ms]: 13271, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 13270, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 8, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 43, DAG_COMPRESSION_PROCESSED_NODES: 720, DAG_COMPRESSION_RETAINED_NODES: 256 - UnprovableResult [Line: 410]: 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 874#(and (= |#t~string50.offset| 0) (<= |#t~string58.offset| 0) (<= 0 (+ ~switchedOnBeforeTS~0 2147483648)) (<= |#t~string22.offset| 0) (<= 0 |#NULL.base|) (= |#t~string27.offset| 0) (<= 0 |#t~string20.offset|) (<= ~systemActive~0 1) (<= 0 |#t~string52.offset|) (<= 0 |#t~string40.offset|) (<= ~head~0.offset 0) (= |#t~string62.offset| 0) (<= 0 |#t~string64.offset|) (= |#t~string32.offset| 0) (<= 0 |#t~string60.offset|) (<= 0 ~switchedOnBeforeTS~0) (= |#t~string52.offset| 0) (= |#NULL.base| 0) (= |#t~string38.offset| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 ~head~0.base) (<= 0 |#t~string42.offset|) (<= ~switchedOnBeforeTS~0 2147483647) (<= 0 ~methaneLevelCritical~0) (<= ~switchedOnBeforeTS~0 0) (<= 0 |#t~string44.offset|) (<= |#t~string64.offset| 0) (<= 0 (+ ~waterLevel~0 2147483648)) (<= |#t~string40.offset| 0) (<= |#t~string18.offset| 0) (<= 0 |#t~string36.offset|) (<= |#t~string36.offset| 0) (= |#t~string20.offset| 0) (= |#t~string56.offset| 0) (= |#t~string29.offset| 0) (= |#t~string42.offset| 0) (= ~switchedOnBeforeTS~0 0) (<= 0 |#NULL.offset|) (<= |#t~string60.offset| 0) (= |#t~string64.offset| 0) (= ~head~0.base 0) (<= ~cleanupTimeShifts~0 4) (= ~cleanupTimeShifts~0 4) (<= 0 |#t~string50.offset|) (<= 0 |#t~string38.offset|) (<= |#NULL.base| 0) (= |#t~string18.offset| 0) (<= 4 ~cleanupTimeShifts~0) (= |#t~string31.offset| 0) (<= |#t~string38.offset| 0) (not (= 2 ~waterLevel~0)) (= |#t~string40.offset| 0) (= |#NULL.offset| 0) (= |#t~string23.offset| 0) (= |#t~string21.offset| 0) (<= 0 |#t~string62.offset|) (<= 0 |#t~string27.offset|) (<= ~head~0.base 0) (<= 0 |#t~string19.offset|) (<= 0 ~head~0.offset) (<= |#t~string31.offset| 0) (not (= ~pumpRunning~0 0)) (<= 0 |#t~string22.offset|) (= |#t~string28.offset| 0) (<= |#t~string52.offset| 0) (<= 0 |#t~string32.offset|) (<= ~waterLevel~0 2147483647) (<= 0 |#t~string18.offset|) (= |#t~string30.offset| 0) (<= |#t~string56.offset| 0) (<= 0 |#t~string21.offset|) (<= |#NULL.offset| 0) (= ~head~0.offset 0) (<= |#t~string44.offset| 0) (<= ~pumpRunning~0 2147483647) (= |#t~string36.offset| 0) (<= |#t~string27.offset| 0) (<= 0 |#t~string56.offset|) (= |#t~string44.offset| 0) (<= |#t~string21.offset| 0) (<= |#t~string42.offset| 0) (= |#t~string54.offset| 0) (<= 0 |#t~string54.offset|) (<= 0 |#t~string23.offset|) (= |#t~string58.offset| 0) (<= |#t~string30.offset| 0) (<= |#t~string32.offset| 0) (= |#t~string19.offset| 0) (<= 0 |#t~string29.offset|) (<= |#t~string62.offset| 0) (<= 0 ~systemActive~0) (<= |#t~string50.offset| 0) (<= ~methaneLevelCritical~0 1) (<= |#t~string28.offset| 0) (<= 0 |#t~string30.offset|) (<= 0 |#t~string31.offset|) (<= |#t~string23.offset| 0) (= |#t~string60.offset| 0) (= |#t~string22.offset| 0) (<= |#t~string54.offset| 0) (<= |#t~string29.offset| 0) (<= |#t~string19.offset| 0) (<= 0 |#t~string58.offset|) (<= |#t~string20.offset| 0) (<= 0 |#t~string28.offset|)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...