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.logsizewrapperfluid.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product20.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-ba7495b [2019-09-25 16:27:54,721 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-25 16:27:54,724 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-25 16:27:54,735 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-25 16:27:54,736 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-25 16:27:54,737 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-25 16:27:54,738 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-25 16:27:54,740 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-25 16:27:54,742 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-25 16:27:54,743 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-25 16:27:54,743 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-25 16:27:54,745 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-25 16:27:54,745 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-25 16:27:54,746 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-25 16:27:54,747 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-25 16:27:54,748 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-25 16:27:54,749 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-25 16:27:54,750 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-25 16:27:54,751 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-25 16:27:54,753 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-25 16:27:54,755 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-25 16:27:54,757 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-25 16:27:54,758 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-25 16:27:54,761 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-25 16:27:54,766 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-25 16:27:54,766 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-25 16:27:54,766 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-25 16:27:54,769 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-25 16:27:54,770 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-25 16:27:54,771 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-25 16:27:54,771 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-25 16:27:54,772 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-25 16:27:54,775 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-25 16:27:54,775 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-25 16:27:54,776 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-25 16:27:54,777 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-25 16:27:54,777 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-25 16:27:54,778 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-25 16:27:54,778 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-25 16:27:54,779 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-25 16:27:54,779 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-25 16:27:54,780 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 [2019-09-25 16:27:54,795 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-25 16:27:54,795 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-25 16:27:54,796 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-25 16:27:54,796 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-25 16:27:54,797 INFO L138 SettingsManager]: * Use SBE=true [2019-09-25 16:27:54,797 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-25 16:27:54,797 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-25 16:27:54,797 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-25 16:27:54,798 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-25 16:27:54,798 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-25 16:27:54,798 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-25 16:27:54,798 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-25 16:27:54,798 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-25 16:27:54,798 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-25 16:27:54,799 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-25 16:27:54,799 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-25 16:27:54,799 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-25 16:27:54,799 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-25 16:27:54,800 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-25 16:27:54,800 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-25 16:27:54,800 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-25 16:27:54,800 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-25 16:27:54,800 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-25 16:27:54,801 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-25 16:27:54,801 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-25 16:27:54,801 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-25 16:27:54,801 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-25 16:27:54,802 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-25 16:27:54,802 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: LogSizeWrapperFluid Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-09-25 16:27:54,843 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-25 16:27:54,860 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-25 16:27:54,868 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-25 16:27:54,870 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-25 16:27:54,870 INFO L275 PluginConnector]: CDTParser initialized [2019-09-25 16:27:54,871 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product20.cil.c [2019-09-25 16:27:54,949 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ce6c16e4/f11d8707ab774d59ae70430495dcd169/FLAGb37ed825b [2019-09-25 16:27:55,413 INFO L306 CDTParser]: Found 1 translation units. [2019-09-25 16:27:55,414 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product20.cil.c [2019-09-25 16:27:55,427 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ce6c16e4/f11d8707ab774d59ae70430495dcd169/FLAGb37ed825b [2019-09-25 16:27:55,775 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ce6c16e4/f11d8707ab774d59ae70430495dcd169 [2019-09-25 16:27:55,785 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-25 16:27:55,786 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-25 16:27:55,787 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-25 16:27:55,788 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-25 16:27:55,791 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-25 16:27:55,792 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 04:27:55" (1/1) ... [2019-09-25 16:27:55,795 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c8d1e52 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:27:55, skipping insertion in model container [2019-09-25 16:27:55,796 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 04:27:55" (1/1) ... [2019-09-25 16:27:55,804 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-25 16:27:55,859 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-25 16:27:56,421 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 16:27:56,447 INFO L188 MainTranslator]: Completed pre-run [2019-09-25 16:27:56,523 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 16:27:56,558 INFO L192 MainTranslator]: Completed translation [2019-09-25 16:27:56,559 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:27:56 WrapperNode [2019-09-25 16:27:56,559 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-25 16:27:56,560 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-25 16:27:56,560 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-25 16:27:56,560 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-25 16:27:56,573 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:27:56" (1/1) ... [2019-09-25 16:27:56,573 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:27:56" (1/1) ... [2019-09-25 16:27:56,592 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:27:56" (1/1) ... [2019-09-25 16:27:56,592 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:27:56" (1/1) ... [2019-09-25 16:27:56,622 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:27:56" (1/1) ... [2019-09-25 16:27:56,633 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:27:56" (1/1) ... [2019-09-25 16:27:56,639 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:27:56" (1/1) ... [2019-09-25 16:27:56,648 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-25 16:27:56,648 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-25 16:27:56,648 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-25 16:27:56,649 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-25 16:27:56,650 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:27:56" (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 [2019-09-25 16:27:56,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-25 16:27:56,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-25 16:27:56,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-25 16:27:56,722 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-25 16:27:56,723 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-25 16:27:56,724 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-25 16:27:56,724 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-25 16:27:56,724 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-25 16:27:56,725 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-25 16:27:56,725 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-25 16:27:56,725 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-25 16:27:56,726 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-25 16:27:56,726 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-25 16:27:56,726 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-25 16:27:56,726 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-25 16:27:56,727 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-25 16:27:56,729 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-25 16:27:56,729 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-25 16:27:56,729 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-25 16:27:56,730 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-25 16:27:56,730 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-25 16:27:56,730 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-25 16:27:56,731 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-25 16:27:56,732 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-25 16:27:56,732 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-25 16:27:56,732 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-25 16:27:56,732 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-09-25 16:27:56,732 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-25 16:27:56,732 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-25 16:27:56,732 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-25 16:27:56,732 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-25 16:27:56,733 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-25 16:27:56,733 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-25 16:27:56,733 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-25 16:27:56,733 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-25 16:27:56,733 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-25 16:27:56,733 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-25 16:27:56,734 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-25 16:27:56,734 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-25 16:27:56,734 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-25 16:27:56,734 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-25 16:27:56,734 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-25 16:27:56,735 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-25 16:27:56,735 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-25 16:27:56,735 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-25 16:27:56,735 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-25 16:27:56,735 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-25 16:27:56,735 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-25 16:27:56,735 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-25 16:27:56,736 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-25 16:27:56,736 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-25 16:27:56,736 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-25 16:27:56,736 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-25 16:27:56,736 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-25 16:27:56,736 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-25 16:27:56,736 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-25 16:27:56,737 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-25 16:27:56,737 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-25 16:27:56,737 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-25 16:27:56,737 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-25 16:27:56,737 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-25 16:27:56,737 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-25 16:27:56,738 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-25 16:27:56,738 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-25 16:27:56,738 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-25 16:27:56,738 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-25 16:27:56,738 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-25 16:27:56,738 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-25 16:27:56,739 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-25 16:27:56,739 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-25 16:27:56,739 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-25 16:27:56,739 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-25 16:27:56,739 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-25 16:27:56,739 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-25 16:27:56,740 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-25 16:27:56,740 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-25 16:27:56,741 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-25 16:27:56,741 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-25 16:27:56,741 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-25 16:27:56,742 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-25 16:27:56,742 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-09-25 16:27:56,742 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-25 16:27:56,742 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-25 16:27:56,742 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-25 16:27:56,742 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-25 16:27:56,743 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-25 16:27:56,743 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-25 16:27:56,743 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-25 16:27:56,743 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-25 16:27:56,743 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-25 16:27:56,743 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-25 16:27:56,743 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-25 16:27:58,261 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-25 16:27:58,261 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-25 16:27:58,263 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 04:27:58 BoogieIcfgContainer [2019-09-25 16:27:58,263 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-25 16:27:58,263 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-25 16:27:58,263 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-25 16:27:58,264 INFO L275 PluginConnector]: Sifa initialized [2019-09-25 16:27:58,265 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 04:27:58" (1/1) ... [2019-09-25 16:27:58,266 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 [2019-09-25 16:27:58,300 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-25 16:27:58,303 INFO L169 IcfgInterpreter]: Building call graph [2019-09-25 16:27:58,316 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-25 16:27:58,329 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-25 16:27:58,331 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-25 16:28:08,008 WARN L191 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-09-25 16:28:09,980 WARN L191 SmtUtils]: Spent 442.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-25 16:28:10,128 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-25 16:28:10,277 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-25 16:28:10,398 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-25 16:28:10,663 WARN L191 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 540 [2019-09-25 16:28:10,689 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 544 for LOIs [2019-09-25 16:28:10,759 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 542 for LOIs [2019-09-25 16:28:10,766 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 540 for LOIs [2019-09-25 16:28:11,004 WARN L191 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-09-25 16:28:11,195 WARN L191 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-09-25 16:28:11,757 WARN L191 SmtUtils]: Spent 497.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-09-25 16:28:12,236 WARN L191 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-09-25 16:28:12,655 WARN L191 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-09-25 16:28:13,011 WARN L191 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-09-25 16:28:13,645 WARN L191 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 188 [2019-09-25 16:28:15,432 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 187 [2019-09-25 16:28:15,902 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2019-09-25 16:28:17,010 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 187 [2019-09-25 16:28:17,321 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2019-09-25 16:28:19,787 WARN L191 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2019-09-25 16:28:20,015 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2019-09-25 16:28:20,756 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 181 [2019-09-25 16:28:20,890 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 181 [2019-09-25 16:28:21,105 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 187 [2019-09-25 16:28:21,724 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-09-25 16:28:21,728 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 136 for LOIs [2019-09-25 16:28:22,041 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification4_spec__1 with input of size 130 for LOIs [2019-09-25 16:28:22,051 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 143 for LOIs [2019-09-25 16:28:22,139 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-25 16:28:22,139 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-25 16:28:22,141 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 854#(and (<= |#t~string58.offset| 0) (<= |#t~string33.offset| 0) (<= 0 |#t~string35.offset|) (<= 0 |#NULL.base|) (= |#t~string35.offset| 0) (= |#t~string2.offset| 0) (<= ~systemActive~0 1) (<= 0 |#t~string52.offset|) (<= 0 |#t~string40.offset|) (<= ~head~0.offset 0) (= |#t~string62.offset| 0) (= |#t~string39.offset| 0) (<= 0 |#t~string64.offset|) (= |#t~string32.offset| 0) (<= |#t~string34.offset| 0) (= 0 ~waterLevel~0) (<= 0 |#t~string60.offset|) (= |#t~string52.offset| 0) (= |#NULL.base| 0) (<= |#t~string39.offset| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 ~head~0.base) (<= 0 |#t~string6.offset|) (<= 0 |#t~string42.offset|) (<= 0 ~methaneLevelCritical~0) (<= 0 |#t~string39.offset|) (<= 0 |#t~string44.offset|) (<= 0 |#t~string10.offset|) (<= |#t~string64.offset| 0) (<= 0 (+ ~waterLevel~0 2147483648)) (<= |#t~string40.offset| 0) (<= 0 ~waterLevel~0) (<= 0 |#t~string43.offset|) (= |#t~string8.offset| 0) (= |#t~string56.offset| 0) (<= |#t~string41.offset| 0) (<= |#t~string66.offset| 0) (= |#t~string4.offset| 0) (= |#t~string42.offset| 0) (<= 0 |#t~string33.offset|) (<= 0 |#NULL.offset|) (= |#t~string66.offset| 0) (<= |#t~string60.offset| 0) (= |#t~string64.offset| 0) (= ~head~0.base 0) (<= ~cleanupTimeShifts~0 4) (= ~cleanupTimeShifts~0 4) (= |#t~string33.offset| 0) (<= |#NULL.base| 0) (<= 4 ~cleanupTimeShifts~0) (<= |#t~string10.offset| 0) (= |#t~string31.offset| 0) (= |#t~string40.offset| 0) (= |#NULL.offset| 0) (<= |#t~string4.offset| 0) (<= |#t~string8.offset| 0) (<= 0 |#t~string62.offset|) (<= ~head~0.base 0) (<= 0 ~head~0.offset) (= |#t~string34.offset| 0) (<= |#t~string31.offset| 0) (= |#t~string10.offset| 0) (not (= ~pumpRunning~0 0)) (<= |#t~string52.offset| 0) (<= 0 |#t~string32.offset|) (<= ~waterLevel~0 2147483647) (= |#t~string30.offset| 0) (<= ~waterLevel~0 0) (= |#t~string43.offset| 0) (<= |#t~string56.offset| 0) (<= 0 |#t~string8.offset|) (<= |#NULL.offset| 0) (= ~head~0.offset 0) (<= |#t~string6.offset| 0) (<= |#t~string44.offset| 0) (<= ~pumpRunning~0 2147483647) (<= |#t~string35.offset| 0) (<= 0 |#t~string41.offset|) (<= 0 |#t~string2.offset|) (<= 0 |#t~string56.offset|) (= |#t~string44.offset| 0) (<= |#t~string42.offset| 0) (= |#t~string54.offset| 0) (<= 0 |#t~string54.offset|) (= |#t~string58.offset| 0) (<= |#t~string30.offset| 0) (<= |#t~string32.offset| 0) (<= |#t~string62.offset| 0) (<= |#t~string43.offset| 0) (<= 0 ~systemActive~0) (<= 0 |#t~string4.offset|) (<= ~methaneLevelCritical~0 1) (<= 0 |#t~string66.offset|) (<= 0 |#t~string30.offset|) (<= 0 |#t~string31.offset|) (= |#t~string60.offset| 0) (= |#t~string41.offset| 0) (= |#t~string6.offset| 0) (<= |#t~string54.offset| 0) (<= 0 |#t~string34.offset|) (<= |#t~string2.offset| 0) (<= 0 |#t~string58.offset|)) [2019-09-25 16:28:22,156 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-25 16:28:22,156 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-25 16:28:22,158 INFO L168 Benchmark]: Toolchain (without parser) took 26371.47 ms. Allocated memory was 136.3 MB in the beginning and 826.3 MB in the end (delta: 690.0 MB). Free memory was 83.1 MB in the beginning and 474.1 MB in the end (delta: -391.0 MB). Peak memory consumption was 299.0 MB. Max. memory is 7.1 GB. [2019-09-25 16:28:22,160 INFO L168 Benchmark]: CDTParser took 1.29 ms. Allocated memory is still 136.3 MB. Free memory was 102.3 MB in the beginning and 102.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-25 16:28:22,161 INFO L168 Benchmark]: CACSL2BoogieTranslator took 772.17 ms. Allocated memory was 136.3 MB in the beginning and 197.1 MB in the end (delta: 60.8 MB). Free memory was 82.9 MB in the beginning and 160.6 MB in the end (delta: -77.7 MB). Peak memory consumption was 21.7 MB. Max. memory is 7.1 GB. [2019-09-25 16:28:22,162 INFO L168 Benchmark]: Boogie Preprocessor took 87.98 ms. Allocated memory is still 197.1 MB. Free memory was 160.6 MB in the beginning and 156.5 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2019-09-25 16:28:22,163 INFO L168 Benchmark]: RCFGBuilder took 1614.57 ms. Allocated memory was 197.1 MB in the beginning and 213.9 MB in the end (delta: 16.8 MB). Free memory was 155.9 MB in the beginning and 141.1 MB in the end (delta: 14.7 MB). Peak memory consumption was 95.9 MB. Max. memory is 7.1 GB. [2019-09-25 16:28:22,164 INFO L168 Benchmark]: Sifa took 23893.18 ms. Allocated memory was 213.9 MB in the beginning and 826.3 MB in the end (delta: 612.4 MB). Free memory was 141.1 MB in the beginning and 474.1 MB in the end (delta: -332.9 MB). Peak memory consumption was 279.5 MB. Max. memory is 7.1 GB. [2019-09-25 16:28:22,168 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.29 ms. Allocated memory is still 136.3 MB. Free memory was 102.3 MB in the beginning and 102.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 772.17 ms. Allocated memory was 136.3 MB in the beginning and 197.1 MB in the end (delta: 60.8 MB). Free memory was 82.9 MB in the beginning and 160.6 MB in the end (delta: -77.7 MB). Peak memory consumption was 21.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 87.98 ms. Allocated memory is still 197.1 MB. Free memory was 160.6 MB in the beginning and 156.5 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1614.57 ms. Allocated memory was 197.1 MB in the beginning and 213.9 MB in the end (delta: 16.8 MB). Free memory was 155.9 MB in the beginning and 141.1 MB in the end (delta: 14.7 MB). Peak memory consumption was 95.9 MB. Max. memory is 7.1 GB. * Sifa took 23893.18 ms. Allocated memory was 213.9 MB in the beginning and 826.3 MB in the end (delta: 612.4 MB). Free memory was 141.1 MB in the beginning and 474.1 MB in the end (delta: -332.9 MB). Peak memory consumption was 279.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 23842, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 255, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 170, TOOLS_POST_TIME[ms]: 11805, TOOLS_POST_CALL_APPLICATIONS: 72, TOOLS_POST_CALL_TIME[ms]: 192, TOOLS_POST_RETURN_APPLICATIONS: 65, TOOLS_POST_RETURN_TIME[ms]: 131, TOOLS_QUANTIFIERELIM_APPLICATIONS: 306, TOOLS_QUANTIFIERELIM_TIME[ms]: 11990, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 11702, FLUID_QUERY_TIME[ms]: 16, FLUID_QUERIES: 259, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 90, DOMAIN_JOIN_TIME[ms]: 11170, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 158, DOMAIN_ISSUBSETEQ_APPLICATIONS: 4, DOMAIN_ISSUBSETEQ_TIME[ms]: 8, DOMAIN_ISBOTTOM_APPLICATIONS: 53, DOMAIN_ISBOTTOM_TIME[ms]: 185, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 6994, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 6993, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 4, CALL_SUMMARIZER_APPLICATIONS: 65, CALL_SUMMARIZER_CACHE_MISSES: 22, CALL_SUMMARIZER_OVERALL_TIME[ms]: 12468, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 12467, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 8, REGEX_TO_DAG_TIME[ms]: 7, DAG_COMPRESSION_TIME[ms]: 40, DAG_COMPRESSION_PROCESSED_NODES: 423, DAG_COMPRESSION_RETAINED_NODES: 231 - UnprovableResult [Line: 643]: 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 854#(and (<= |#t~string58.offset| 0) (<= |#t~string33.offset| 0) (<= 0 |#t~string35.offset|) (<= 0 |#NULL.base|) (= |#t~string35.offset| 0) (= |#t~string2.offset| 0) (<= ~systemActive~0 1) (<= 0 |#t~string52.offset|) (<= 0 |#t~string40.offset|) (<= ~head~0.offset 0) (= |#t~string62.offset| 0) (= |#t~string39.offset| 0) (<= 0 |#t~string64.offset|) (= |#t~string32.offset| 0) (<= |#t~string34.offset| 0) (= 0 ~waterLevel~0) (<= 0 |#t~string60.offset|) (= |#t~string52.offset| 0) (= |#NULL.base| 0) (<= |#t~string39.offset| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 ~head~0.base) (<= 0 |#t~string6.offset|) (<= 0 |#t~string42.offset|) (<= 0 ~methaneLevelCritical~0) (<= 0 |#t~string39.offset|) (<= 0 |#t~string44.offset|) (<= 0 |#t~string10.offset|) (<= |#t~string64.offset| 0) (<= 0 (+ ~waterLevel~0 2147483648)) (<= |#t~string40.offset| 0) (<= 0 ~waterLevel~0) (<= 0 |#t~string43.offset|) (= |#t~string8.offset| 0) (= |#t~string56.offset| 0) (<= |#t~string41.offset| 0) (<= |#t~string66.offset| 0) (= |#t~string4.offset| 0) (= |#t~string42.offset| 0) (<= 0 |#t~string33.offset|) (<= 0 |#NULL.offset|) (= |#t~string66.offset| 0) (<= |#t~string60.offset| 0) (= |#t~string64.offset| 0) (= ~head~0.base 0) (<= ~cleanupTimeShifts~0 4) (= ~cleanupTimeShifts~0 4) (= |#t~string33.offset| 0) (<= |#NULL.base| 0) (<= 4 ~cleanupTimeShifts~0) (<= |#t~string10.offset| 0) (= |#t~string31.offset| 0) (= |#t~string40.offset| 0) (= |#NULL.offset| 0) (<= |#t~string4.offset| 0) (<= |#t~string8.offset| 0) (<= 0 |#t~string62.offset|) (<= ~head~0.base 0) (<= 0 ~head~0.offset) (= |#t~string34.offset| 0) (<= |#t~string31.offset| 0) (= |#t~string10.offset| 0) (not (= ~pumpRunning~0 0)) (<= |#t~string52.offset| 0) (<= 0 |#t~string32.offset|) (<= ~waterLevel~0 2147483647) (= |#t~string30.offset| 0) (<= ~waterLevel~0 0) (= |#t~string43.offset| 0) (<= |#t~string56.offset| 0) (<= 0 |#t~string8.offset|) (<= |#NULL.offset| 0) (= ~head~0.offset 0) (<= |#t~string6.offset| 0) (<= |#t~string44.offset| 0) (<= ~pumpRunning~0 2147483647) (<= |#t~string35.offset| 0) (<= 0 |#t~string41.offset|) (<= 0 |#t~string2.offset|) (<= 0 |#t~string56.offset|) (= |#t~string44.offset| 0) (<= |#t~string42.offset| 0) (= |#t~string54.offset| 0) (<= 0 |#t~string54.offset|) (= |#t~string58.offset| 0) (<= |#t~string30.offset| 0) (<= |#t~string32.offset| 0) (<= |#t~string62.offset| 0) (<= |#t~string43.offset| 0) (<= 0 ~systemActive~0) (<= 0 |#t~string4.offset|) (<= ~methaneLevelCritical~0 1) (<= 0 |#t~string66.offset|) (<= 0 |#t~string30.offset|) (<= 0 |#t~string31.offset|) (= |#t~string60.offset| 0) (= |#t~string41.offset| 0) (= |#t~string6.offset| 0) (<= |#t~string54.offset| 0) (<= 0 |#t~string34.offset|) (<= |#t~string2.offset| 0) (<= 0 |#t~string58.offset|)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...