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_spec3_product61.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-673a906-m [2019-10-04 12:47:24,891 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-04 12:47:24,893 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-04 12:47:24,905 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-04 12:47:24,906 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-04 12:47:24,907 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-04 12:47:24,908 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-04 12:47:24,910 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-04 12:47:24,912 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-04 12:47:24,913 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-04 12:47:24,914 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-04 12:47:24,915 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-04 12:47:24,915 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-04 12:47:24,916 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-04 12:47:24,917 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-04 12:47:24,918 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-04 12:47:24,919 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-04 12:47:24,920 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-04 12:47:24,921 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-04 12:47:24,923 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-04 12:47:24,924 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-04 12:47:24,926 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-04 12:47:24,927 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-04 12:47:24,927 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-04 12:47:24,930 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-04 12:47:24,930 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-04 12:47:24,930 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-04 12:47:24,931 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-04 12:47:24,931 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-04 12:47:24,932 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-04 12:47:24,932 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-04 12:47:24,933 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-04 12:47:24,934 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-04 12:47:24,935 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-04 12:47:24,936 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-04 12:47:24,936 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-04 12:47:24,937 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-04 12:47:24,937 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-04 12:47:24,937 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-04 12:47:24,938 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-04 12:47:24,939 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-04 12:47:24,940 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 [2019-10-04 12:47:24,954 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-04 12:47:24,954 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-04 12:47:24,955 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-04 12:47:24,956 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-04 12:47:24,956 INFO L138 SettingsManager]: * Use SBE=true [2019-10-04 12:47:24,956 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-04 12:47:24,956 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-04 12:47:24,956 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-04 12:47:24,957 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-04 12:47:24,957 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-04 12:47:24,957 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-04 12:47:24,957 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-04 12:47:24,957 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-04 12:47:24,957 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-04 12:47:24,958 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-04 12:47:24,958 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-04 12:47:24,958 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-04 12:47:24,958 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-04 12:47:24,958 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-04 12:47:24,959 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-04 12:47:24,959 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-04 12:47:24,959 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-04 12:47:24,959 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-04 12:47:24,959 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-04 12:47:24,960 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-04 12:47:24,960 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-04 12:47:24,960 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-04 12:47:24,960 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-04 12:47:24,960 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 [2019-10-04 12:47:25,008 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-04 12:47:25,023 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-04 12:47:25,027 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-04 12:47:25,029 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-04 12:47:25,029 INFO L275 PluginConnector]: CDTParser initialized [2019-10-04 12:47:25,030 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product61.cil.c [2019-10-04 12:47:25,107 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dfca2769b/a66bef9647984d5cb06d749deca90422/FLAG39d0c9653 [2019-10-04 12:47:25,725 INFO L306 CDTParser]: Found 1 translation units. [2019-10-04 12:47:25,726 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec3_product61.cil.c [2019-10-04 12:47:25,745 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dfca2769b/a66bef9647984d5cb06d749deca90422/FLAG39d0c9653 [2019-10-04 12:47:25,956 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dfca2769b/a66bef9647984d5cb06d749deca90422 [2019-10-04 12:47:25,967 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-04 12:47:25,971 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-04 12:47:25,972 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-04 12:47:25,972 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-04 12:47:25,975 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-04 12:47:25,976 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.10 12:47:25" (1/1) ... [2019-10-04 12:47:25,979 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5097dd39 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 12:47:25, skipping insertion in model container [2019-10-04 12:47:25,979 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.10 12:47:25" (1/1) ... [2019-10-04 12:47:25,985 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-04 12:47:26,039 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-04 12:47:26,464 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-04 12:47:26,485 INFO L188 MainTranslator]: Completed pre-run [2019-10-04 12:47:26,570 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-04 12:47:26,621 INFO L192 MainTranslator]: Completed translation [2019-10-04 12:47:26,622 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 12:47:26 WrapperNode [2019-10-04 12:47:26,622 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-04 12:47:26,623 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-04 12:47:26,623 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-04 12:47:26,623 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-04 12:47:26,637 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 12:47:26" (1/1) ... [2019-10-04 12:47:26,638 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 12:47:26" (1/1) ... [2019-10-04 12:47:26,657 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 12:47:26" (1/1) ... [2019-10-04 12:47:26,657 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 12:47:26" (1/1) ... [2019-10-04 12:47:26,686 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 12:47:26" (1/1) ... [2019-10-04 12:47:26,696 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 12:47:26" (1/1) ... [2019-10-04 12:47:26,701 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 12:47:26" (1/1) ... [2019-10-04 12:47:26,709 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-04 12:47:26,710 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-04 12:47:26,710 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-04 12:47:26,710 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-04 12:47:26,711 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 12:47:26" (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 [2019-10-04 12:47:26,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-04 12:47:26,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-04 12:47:26,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-04 12:47:26,777 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-04 12:47:26,778 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-04 12:47:26,778 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-04 12:47:26,778 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-10-04 12:47:26,778 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-10-04 12:47:26,778 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-04 12:47:26,779 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-10-04 12:47:26,779 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-04 12:47:26,779 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-04 12:47:26,779 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-04 12:47:26,779 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-04 12:47:26,780 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-04 12:47:26,780 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-10-04 12:47:26,780 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-10-04 12:47:26,780 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-04 12:47:26,780 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-04 12:47:26,780 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-04 12:47:26,781 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-04 12:47:26,781 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-04 12:47:26,781 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-04 12:47:26,781 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-10-04 12:47:26,781 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-10-04 12:47:26,781 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-04 12:47:26,782 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-04 12:47:26,782 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-04 12:47:26,782 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-04 12:47:26,782 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-04 12:47:26,782 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-04 12:47:26,783 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2019-10-04 12:47:26,783 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-04 12:47:26,783 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-04 12:47:26,783 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-04 12:47:26,783 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-04 12:47:26,783 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-04 12:47:26,784 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-04 12:47:26,784 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-04 12:47:26,784 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-04 12:47:26,784 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-04 12:47:26,784 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-04 12:47:26,784 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-04 12:47:26,785 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-04 12:47:26,785 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-04 12:47:26,785 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-04 12:47:26,785 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-04 12:47:26,785 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-04 12:47:26,785 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-04 12:47:26,786 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-04 12:47:26,786 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-04 12:47:26,786 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-04 12:47:26,786 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-04 12:47:26,786 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-10-04 12:47:26,786 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-10-04 12:47:26,786 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-04 12:47:26,787 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-04 12:47:26,787 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-04 12:47:26,787 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-04 12:47:26,787 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2019-10-04 12:47:26,787 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-04 12:47:26,787 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-04 12:47:26,788 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-10-04 12:47:26,788 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-10-04 12:47:26,788 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-10-04 12:47:26,788 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-10-04 12:47:26,788 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-04 12:47:26,788 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-10-04 12:47:26,788 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-04 12:47:26,789 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-04 12:47:26,789 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-04 12:47:26,789 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-04 12:47:26,789 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-04 12:47:26,789 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-04 12:47:26,789 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-04 12:47:26,790 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-04 12:47:26,790 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-04 12:47:26,790 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-04 12:47:26,790 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-04 12:47:26,790 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-04 12:47:26,790 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-04 12:47:26,790 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-04 12:47:26,791 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-04 12:47:26,791 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-04 12:47:26,791 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-04 12:47:26,791 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-04 12:47:26,791 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-04 12:47:26,791 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-04 12:47:26,792 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-04 12:47:26,792 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-04 12:47:26,792 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-04 12:47:26,792 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-04 12:47:26,792 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-04 12:47:26,792 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-04 12:47:26,793 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-04 12:47:26,793 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-04 12:47:26,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-04 12:47:26,793 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-04 12:47:28,373 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-04 12:47:28,373 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-04 12:47:28,374 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 12:47:28 BoogieIcfgContainer [2019-10-04 12:47:28,375 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-04 12:47:28,375 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-04 12:47:28,376 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-04 12:47:28,376 INFO L275 PluginConnector]: Sifa initialized [2019-10-04 12:47:28,377 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 12:47:28" (1/1) ... [2019-10-04 12:47:28,378 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 [2019-10-04 12:47:28,416 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-10-04 12:47:28,416 INFO L169 IcfgInterpreter]: Building call graph [2019-10-04 12:47:28,432 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-04 12:47:28,442 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-04 12:47:28,443 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-04 12:47:38,248 WARN L191 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-10-04 12:47:39,914 WARN L191 SmtUtils]: Spent 465.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-10-04 12:47:40,075 WARN L191 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-10-04 12:47:40,206 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-10-04 12:47:40,328 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-10-04 12:47:40,656 WARN L191 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 540 [2019-10-04 12:47:40,682 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 544 for LOIs [2019-10-04 12:47:40,755 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 542 for LOIs [2019-10-04 12:47:40,761 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 540 for LOIs [2019-10-04 12:47:41,026 WARN L191 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-10-04 12:47:41,246 WARN L191 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-10-04 12:47:42,004 WARN L191 SmtUtils]: Spent 654.00 ms on a formula simplification. DAG size of input: 585 DAG size of output: 585 [2019-10-04 12:47:42,697 WARN L191 SmtUtils]: Spent 452.00 ms on a formula simplification. DAG size of input: 585 DAG size of output: 585 [2019-10-04 12:47:43,087 WARN L191 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 606 DAG size of output: 606 [2019-10-04 12:47:43,416 WARN L191 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 606 DAG size of output: 606 [2019-10-04 12:47:43,675 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 598 DAG size of output: 598 [2019-10-04 12:47:43,910 WARN L191 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 598 DAG size of output: 598 [2019-10-04 12:47:47,028 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-10-04 12:47:47,034 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 137 for LOIs [2019-10-04 12:47:47,332 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification3_spec__1 with input of size 131 for LOIs [2019-10-04 12:47:47,342 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 145 for LOIs [2019-10-04 12:47:47,419 INFO L183 IcfgInterpreter]: Interpretation finished [2019-10-04 12:47:47,419 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-10-04 12:47:47,421 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 814#(and (<= |#t~string74.offset| 0) (= |#t~string61.offset| 0) (<= |#t~string22.offset| 0) (<= ~waterLevel~0 2) (<= 0 |#NULL.base|) (<= 0 |#t~string63.offset|) (<= 0 |#t~string20.offset|) (<= ~systemActive~0 1) (= |#t~string72.offset| 0) (<= ~head~0.offset 0) (= |#t~string62.offset| 0) (<= |#t~string73.offset| 0) (<= 0 |#t~string64.offset|) (= |#t~string32.offset| 0) (<= |#t~string34.offset| 0) (<= 0 |#t~string60.offset|) (= |#NULL.base| 0) (= |#t~string71.offset| 0) (<= |#t~string24.offset| 0) (<= ~pumpRunning~0 0) (<= 0 ~head~0.base) (<= 0 ~methaneLevelCritical~0) (<= 0 |#t~string10.offset|) (<= |#t~string64.offset| 0) (<= 0 (+ ~waterLevel~0 2147483648)) (<= |#t~string18.offset| 0) (<= 0 |#t~string61.offset|) (<= |#t~string65.offset| 0) (<= 0 |#t~string36.offset|) (<= |#t~string36.offset| 0) (= |#t~string20.offset| 0) (<= |#t~string14.offset| 0) (= |#t~string14.offset| 0) (<= 0 |#NULL.offset|) (<= |#t~string60.offset| 0) (= |#t~string64.offset| 0) (= ~head~0.base 0) (<= ~cleanupTimeShifts~0 4) (<= ~methaneLevelCritical~0 0) (<= 0 ~pumpRunning~0) (<= 0 |#t~string73.offset|) (= ~cleanupTimeShifts~0 4) (= |#t~string73.offset| 0) (<= 0 |#t~string16.offset|) (<= ~methaneLevelCritical~0 2147483647) (<= |#NULL.base| 0) (<= |#t~string63.offset| 0) (= 2 ~waterLevel~0) (= |#t~string18.offset| 0) (<= 1 ~systemActive~0) (<= 0 |#t~string71.offset|) (= |#t~string16.offset| 0) (<= 4 ~cleanupTimeShifts~0) (<= |#t~string10.offset| 0) (= |#t~string70.offset| 0) (= |#t~string69.offset| 0) (= |#NULL.offset| 0) (= ~pumpRunning~0 0) (<= 0 |#t~string62.offset|) (<= ~head~0.base 0) (<= 0 ~head~0.offset) (= |#t~string34.offset| 0) (<= 0 |#t~string70.offset|) (= |#t~string10.offset| 0) (<= 0 |#t~string22.offset|) (= |#t~string28.offset| 0) (<= |#t~string16.offset| 0) (<= 0 |#t~string32.offset|) (<= ~waterLevel~0 2147483647) (= |#t~string12.offset| 0) (<= 0 |#t~string18.offset|) (<= 0 |#t~string74.offset|) (= |#t~string30.offset| 0) (<= |#t~string70.offset| 0) (= |#t~string65.offset| 0) (= 0 ~methaneLevelCritical~0) (<= 0 |#t~string69.offset|) (<= |#NULL.offset| 0) (= ~head~0.offset 0) (<= |#t~string71.offset| 0) (= |#t~string63.offset| 0) (= |#t~string36.offset| 0) (= |#t~string24.offset| 0) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (<= 0 |#t~string65.offset|) (<= 2 ~waterLevel~0) (= |#t~string74.offset| 0) (<= |#t~string61.offset| 0) (= ~systemActive~0 1) (<= |#t~string30.offset| 0) (<= |#t~string69.offset| 0) (<= |#t~string32.offset| 0) (<= 0 |#t~string72.offset|) (<= |#t~string62.offset| 0) (<= ~methaneLevelCritical~0 1) (<= |#t~string28.offset| 0) (<= 0 |#t~string30.offset|) (<= 0 |#t~string14.offset|) (= |#t~string60.offset| 0) (<= 0 |#t~string12.offset|) (= |#t~string22.offset| 0) (<= |#t~string12.offset| 0) (<= 0 |#t~string34.offset|) (<= |#t~string72.offset| 0) (<= 0 |#t~string24.offset|) (<= |#t~string20.offset| 0) (<= 0 |#t~string28.offset|)) [2019-10-04 12:47:47,435 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-10-04 12:47:47,435 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-10-04 12:47:47,437 INFO L168 Benchmark]: Toolchain (without parser) took 21469.10 ms. Allocated memory was 132.6 MB in the beginning and 645.4 MB in the end (delta: 512.8 MB). Free memory was 87.8 MB in the beginning and 267.9 MB in the end (delta: -180.1 MB). Peak memory consumption was 332.7 MB. Max. memory is 7.1 GB. [2019-10-04 12:47:47,438 INFO L168 Benchmark]: CDTParser took 1.41 ms. Allocated memory is still 132.6 MB. Free memory was 106.9 MB in the beginning and 106.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-10-04 12:47:47,439 INFO L168 Benchmark]: CACSL2BoogieTranslator took 650.62 ms. Allocated memory was 132.6 MB in the beginning and 200.3 MB in the end (delta: 67.6 MB). Free memory was 87.6 MB in the beginning and 163.0 MB in the end (delta: -75.4 MB). Peak memory consumption was 26.4 MB. Max. memory is 7.1 GB. [2019-10-04 12:47:47,440 INFO L168 Benchmark]: Boogie Preprocessor took 87.09 ms. Allocated memory is still 200.3 MB. Free memory was 163.0 MB in the beginning and 158.6 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. [2019-10-04 12:47:47,441 INFO L168 Benchmark]: RCFGBuilder took 1664.74 ms. Allocated memory was 200.3 MB in the beginning and 223.3 MB in the end (delta: 23.1 MB). Free memory was 158.6 MB in the beginning and 134.9 MB in the end (delta: 23.7 MB). Peak memory consumption was 88.9 MB. Max. memory is 7.1 GB. [2019-10-04 12:47:47,442 INFO L168 Benchmark]: Sifa took 19060.46 ms. Allocated memory was 223.3 MB in the beginning and 645.4 MB in the end (delta: 422.1 MB). Free memory was 134.9 MB in the beginning and 267.9 MB in the end (delta: -132.9 MB). Peak memory consumption was 289.1 MB. Max. memory is 7.1 GB. [2019-10-04 12:47:47,446 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.41 ms. Allocated memory is still 132.6 MB. Free memory was 106.9 MB in the beginning and 106.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 650.62 ms. Allocated memory was 132.6 MB in the beginning and 200.3 MB in the end (delta: 67.6 MB). Free memory was 87.6 MB in the beginning and 163.0 MB in the end (delta: -75.4 MB). Peak memory consumption was 26.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 87.09 ms. Allocated memory is still 200.3 MB. Free memory was 163.0 MB in the beginning and 158.6 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1664.74 ms. Allocated memory was 200.3 MB in the beginning and 223.3 MB in the end (delta: 23.1 MB). Free memory was 158.6 MB in the beginning and 134.9 MB in the end (delta: 23.7 MB). Peak memory consumption was 88.9 MB. Max. memory is 7.1 GB. * Sifa took 19060.46 ms. Allocated memory was 223.3 MB in the beginning and 645.4 MB in the end (delta: 422.1 MB). Free memory was 134.9 MB in the beginning and 267.9 MB in the end (delta: -132.9 MB). Peak memory consumption was 289.1 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]: 19005, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 256, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 173, TOOLS_POST_TIME[ms]: 11673, TOOLS_POST_CALL_APPLICATIONS: 75, TOOLS_POST_CALL_TIME[ms]: 136, TOOLS_POST_RETURN_APPLICATIONS: 68, TOOLS_POST_RETURN_TIME[ms]: 102, TOOLS_QUANTIFIERELIM_APPLICATIONS: 315, TOOLS_QUANTIFIERELIM_TIME[ms]: 11780, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 11571, FLUID_QUERY_TIME[ms]: 16, FLUID_QUERIES: 260, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 82, DOMAIN_JOIN_TIME[ms]: 6575, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 166, DOMAIN_ISSUBSETEQ_APPLICATIONS: 4, DOMAIN_ISSUBSETEQ_TIME[ms]: 16, DOMAIN_ISBOTTOM_APPLICATIONS: 49, DOMAIN_ISBOTTOM_TIME[ms]: 179, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 3004, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 3003, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 4, CALL_SUMMARIZER_APPLICATIONS: 68, CALL_SUMMARIZER_CACHE_MISSES: 30, CALL_SUMMARIZER_OVERALL_TIME[ms]: 12466, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 12465, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 8, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 31, DAG_COMPRESSION_PROCESSED_NODES: 482, DAG_COMPRESSION_RETAINED_NODES: 226 - UnprovableResult [Line: 467]: 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 814#(and (<= |#t~string74.offset| 0) (= |#t~string61.offset| 0) (<= |#t~string22.offset| 0) (<= ~waterLevel~0 2) (<= 0 |#NULL.base|) (<= 0 |#t~string63.offset|) (<= 0 |#t~string20.offset|) (<= ~systemActive~0 1) (= |#t~string72.offset| 0) (<= ~head~0.offset 0) (= |#t~string62.offset| 0) (<= |#t~string73.offset| 0) (<= 0 |#t~string64.offset|) (= |#t~string32.offset| 0) (<= |#t~string34.offset| 0) (<= 0 |#t~string60.offset|) (= |#NULL.base| 0) (= |#t~string71.offset| 0) (<= |#t~string24.offset| 0) (<= ~pumpRunning~0 0) (<= 0 ~head~0.base) (<= 0 ~methaneLevelCritical~0) (<= 0 |#t~string10.offset|) (<= |#t~string64.offset| 0) (<= 0 (+ ~waterLevel~0 2147483648)) (<= |#t~string18.offset| 0) (<= 0 |#t~string61.offset|) (<= |#t~string65.offset| 0) (<= 0 |#t~string36.offset|) (<= |#t~string36.offset| 0) (= |#t~string20.offset| 0) (<= |#t~string14.offset| 0) (= |#t~string14.offset| 0) (<= 0 |#NULL.offset|) (<= |#t~string60.offset| 0) (= |#t~string64.offset| 0) (= ~head~0.base 0) (<= ~cleanupTimeShifts~0 4) (<= ~methaneLevelCritical~0 0) (<= 0 ~pumpRunning~0) (<= 0 |#t~string73.offset|) (= ~cleanupTimeShifts~0 4) (= |#t~string73.offset| 0) (<= 0 |#t~string16.offset|) (<= ~methaneLevelCritical~0 2147483647) (<= |#NULL.base| 0) (<= |#t~string63.offset| 0) (= 2 ~waterLevel~0) (= |#t~string18.offset| 0) (<= 1 ~systemActive~0) (<= 0 |#t~string71.offset|) (= |#t~string16.offset| 0) (<= 4 ~cleanupTimeShifts~0) (<= |#t~string10.offset| 0) (= |#t~string70.offset| 0) (= |#t~string69.offset| 0) (= |#NULL.offset| 0) (= ~pumpRunning~0 0) (<= 0 |#t~string62.offset|) (<= ~head~0.base 0) (<= 0 ~head~0.offset) (= |#t~string34.offset| 0) (<= 0 |#t~string70.offset|) (= |#t~string10.offset| 0) (<= 0 |#t~string22.offset|) (= |#t~string28.offset| 0) (<= |#t~string16.offset| 0) (<= 0 |#t~string32.offset|) (<= ~waterLevel~0 2147483647) (= |#t~string12.offset| 0) (<= 0 |#t~string18.offset|) (<= 0 |#t~string74.offset|) (= |#t~string30.offset| 0) (<= |#t~string70.offset| 0) (= |#t~string65.offset| 0) (= 0 ~methaneLevelCritical~0) (<= 0 |#t~string69.offset|) (<= |#NULL.offset| 0) (= ~head~0.offset 0) (<= |#t~string71.offset| 0) (= |#t~string63.offset| 0) (= |#t~string36.offset| 0) (= |#t~string24.offset| 0) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (<= 0 |#t~string65.offset|) (<= 2 ~waterLevel~0) (= |#t~string74.offset| 0) (<= |#t~string61.offset| 0) (= ~systemActive~0 1) (<= |#t~string30.offset| 0) (<= |#t~string69.offset| 0) (<= |#t~string32.offset| 0) (<= 0 |#t~string72.offset|) (<= |#t~string62.offset| 0) (<= ~methaneLevelCritical~0 1) (<= |#t~string28.offset| 0) (<= 0 |#t~string30.offset|) (<= 0 |#t~string14.offset|) (= |#t~string60.offset| 0) (<= 0 |#t~string12.offset|) (= |#t~string22.offset| 0) (<= |#t~string12.offset| 0) (<= 0 |#t~string34.offset|) (<= |#t~string72.offset| 0) (<= 0 |#t~string24.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...