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_spec5_product25.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-ba7495b [2019-09-25 16:29:53,073 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-25 16:29:53,076 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-25 16:29:53,088 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-25 16:29:53,088 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-25 16:29:53,089 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-25 16:29:53,091 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-25 16:29:53,093 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-25 16:29:53,094 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-25 16:29:53,096 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-25 16:29:53,097 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-25 16:29:53,098 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-25 16:29:53,098 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-25 16:29:53,099 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-25 16:29:53,100 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-25 16:29:53,102 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-25 16:29:53,102 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-25 16:29:53,104 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-25 16:29:53,106 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-25 16:29:53,108 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-25 16:29:53,110 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-25 16:29:53,111 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-25 16:29:53,112 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-25 16:29:53,113 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-25 16:29:53,116 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-25 16:29:53,116 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-25 16:29:53,116 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-25 16:29:53,117 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-25 16:29:53,118 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-25 16:29:53,119 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-25 16:29:53,119 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-25 16:29:53,120 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-25 16:29:53,121 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-25 16:29:53,122 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-25 16:29:53,123 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-25 16:29:53,123 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-25 16:29:53,124 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-25 16:29:53,124 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-25 16:29:53,124 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-25 16:29:53,125 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-25 16:29:53,126 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-25 16:29:53,127 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 16:29:53,148 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-25 16:29:53,148 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-25 16:29:53,152 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-25 16:29:53,152 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-25 16:29:53,152 INFO L138 SettingsManager]: * Use SBE=true [2019-09-25 16:29:53,152 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-25 16:29:53,153 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-25 16:29:53,153 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-25 16:29:53,153 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-25 16:29:53,153 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-25 16:29:53,153 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-25 16:29:53,153 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-25 16:29:53,154 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-25 16:29:53,154 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-25 16:29:53,155 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-25 16:29:53,155 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-25 16:29:53,155 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-25 16:29:53,155 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-25 16:29:53,156 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-25 16:29:53,156 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-25 16:29:53,156 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-25 16:29:53,156 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-25 16:29:53,157 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-25 16:29:53,157 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-25 16:29:53,157 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-25 16:29:53,158 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-25 16:29:53,158 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-25 16:29:53,158 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-25 16:29:53,159 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 16:29:53,201 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-25 16:29:53,216 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-25 16:29:53,220 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-25 16:29:53,222 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-25 16:29:53,222 INFO L275 PluginConnector]: CDTParser initialized [2019-09-25 16:29:53,223 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product25.cil.c [2019-09-25 16:29:53,287 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/86ed41f93/4fbca66ad22a4f2886fb2a998fdac1de/FLAG6b65ebdc4 [2019-09-25 16:29:53,785 INFO L306 CDTParser]: Found 1 translation units. [2019-09-25 16:29:53,785 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product25.cil.c [2019-09-25 16:29:53,804 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/86ed41f93/4fbca66ad22a4f2886fb2a998fdac1de/FLAG6b65ebdc4 [2019-09-25 16:29:54,093 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/86ed41f93/4fbca66ad22a4f2886fb2a998fdac1de [2019-09-25 16:29:54,104 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-25 16:29:54,105 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-25 16:29:54,106 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-25 16:29:54,106 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-25 16:29:54,109 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-25 16:29:54,110 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 04:29:54" (1/1) ... [2019-09-25 16:29:54,112 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67269d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:29:54, skipping insertion in model container [2019-09-25 16:29:54,112 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 04:29:54" (1/1) ... [2019-09-25 16:29:54,119 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-25 16:29:54,186 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-25 16:29:54,670 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 16:29:54,685 INFO L188 MainTranslator]: Completed pre-run [2019-09-25 16:29:54,804 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 16:29:54,842 INFO L192 MainTranslator]: Completed translation [2019-09-25 16:29:54,842 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:29:54 WrapperNode [2019-09-25 16:29:54,842 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-25 16:29:54,843 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-25 16:29:54,843 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-25 16:29:54,843 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-25 16:29:54,856 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:29:54" (1/1) ... [2019-09-25 16:29:54,856 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:29:54" (1/1) ... [2019-09-25 16:29:54,876 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:29:54" (1/1) ... [2019-09-25 16:29:54,876 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:29:54" (1/1) ... [2019-09-25 16:29:54,905 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:29:54" (1/1) ... [2019-09-25 16:29:54,914 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:29:54" (1/1) ... [2019-09-25 16:29:54,919 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:29:54" (1/1) ... [2019-09-25 16:29:54,927 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-25 16:29:54,931 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-25 16:29:54,931 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-25 16:29:54,931 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-25 16:29:54,935 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:29:54" (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 16:29:54,994 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-25 16:29:54,995 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-25 16:29:54,995 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-25 16:29:54,995 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-25 16:29:54,995 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-25 16:29:54,995 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-25 16:29:54,995 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-25 16:29:54,995 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-25 16:29:54,995 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-25 16:29:54,996 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-25 16:29:54,996 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-25 16:29:54,996 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-25 16:29:54,996 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-25 16:29:54,997 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-25 16:29:54,997 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-25 16:29:54,997 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-25 16:29:55,000 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-25 16:29:55,000 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-25 16:29:55,000 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-25 16:29:55,000 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-25 16:29:55,000 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-25 16:29:55,001 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-25 16:29:55,002 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-25 16:29:55,002 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-25 16:29:55,002 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-25 16:29:55,002 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-25 16:29:55,003 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-25 16:29:55,003 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-25 16:29:55,003 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-25 16:29:55,004 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-25 16:29:55,004 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-25 16:29:55,004 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-25 16:29:55,004 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-25 16:29:55,004 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-25 16:29:55,005 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-25 16:29:55,005 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-25 16:29:55,005 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-25 16:29:55,006 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-09-25 16:29:55,006 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-09-25 16:29:55,006 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-09-25 16:29:55,006 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-25 16:29:55,006 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-25 16:29:55,006 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-25 16:29:55,007 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-25 16:29:55,007 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-25 16:29:55,007 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-25 16:29:55,007 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-25 16:29:55,008 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-25 16:29:55,008 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-25 16:29:55,008 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-25 16:29:55,009 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-25 16:29:55,009 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-25 16:29:55,009 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-25 16:29:55,009 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-25 16:29:55,009 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-25 16:29:55,009 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-25 16:29:55,009 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-25 16:29:55,010 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-09-25 16:29:55,010 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-09-25 16:29:55,010 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-25 16:29:55,010 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-25 16:29:55,011 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-25 16:29:55,011 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-25 16:29:55,011 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-25 16:29:55,011 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-25 16:29:55,011 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-25 16:29:55,011 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-25 16:29:55,012 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-25 16:29:55,012 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-25 16:29:55,012 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-25 16:29:55,012 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-25 16:29:55,012 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-09-25 16:29:55,013 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-25 16:29:55,013 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-25 16:29:55,013 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-25 16:29:55,014 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-25 16:29:55,014 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-25 16:29:55,014 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-25 16:29:55,014 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-25 16:29:55,014 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-25 16:29:55,014 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-25 16:29:55,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-25 16:29:55,015 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-25 16:29:55,015 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-25 16:29:55,015 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-25 16:29:55,015 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-25 16:29:55,015 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-25 16:29:55,016 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-25 16:29:55,016 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-25 16:29:55,016 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-25 16:29:55,016 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-25 16:29:55,016 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-25 16:29:55,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-25 16:29:55,016 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-25 16:29:56,674 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-25 16:29:56,674 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-25 16:29:56,676 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 04:29:56 BoogieIcfgContainer [2019-09-25 16:29:56,676 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-25 16:29:56,677 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-25 16:29:56,677 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-25 16:29:56,677 INFO L275 PluginConnector]: Sifa initialized [2019-09-25 16:29:56,678 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 04:29:56" (1/1) ... [2019-09-25 16:29:56,679 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 16:29:56,707 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-25 16:29:56,707 INFO L169 IcfgInterpreter]: Building call graph [2019-09-25 16:29:56,717 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-25 16:29:56,726 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-25 16:29:56,727 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-25 16:30:06,504 WARN L191 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-09-25 16:30:08,462 WARN L191 SmtUtils]: Spent 447.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-25 16:30:08,607 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-25 16:30:08,767 WARN L191 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-25 16:30:08,896 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-25 16:30:09,161 WARN L191 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-09-25 16:30:09,186 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 548 for LOIs [2019-09-25 16:30:09,243 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 546 for LOIs [2019-09-25 16:30:09,265 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 546 for LOIs [2019-09-25 16:30:09,521 WARN L191 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 550 [2019-09-25 16:30:09,677 WARN L191 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 550 [2019-09-25 16:30:10,355 WARN L191 SmtUtils]: Spent 584.00 ms on a formula simplification that was a NOOP. DAG size: 579 [2019-09-25 16:30:10,986 WARN L191 SmtUtils]: Spent 474.00 ms on a formula simplification that was a NOOP. DAG size: 579 [2019-09-25 16:30:11,317 WARN L191 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 604 [2019-09-25 16:30:11,651 WARN L191 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 604 [2019-09-25 16:30:11,909 WARN L191 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 596 [2019-09-25 16:30:12,116 WARN L191 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 596 [2019-09-25 16:30:12,378 WARN L191 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 607 DAG size of output: 607 [2019-09-25 16:30:12,538 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 596 [2019-09-25 16:30:12,712 WARN L191 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 596 [2019-09-25 16:30:12,919 WARN L191 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 607 DAG size of output: 607 [2019-09-25 16:30:13,466 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 155 [2019-09-25 16:30:13,620 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 155 [2019-09-25 16:30:13,909 WARN L191 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 635 DAG size of output: 633 [2019-09-25 16:30:14,439 WARN L191 SmtUtils]: Spent 462.00 ms on a formula simplification. DAG size of input: 635 DAG size of output: 633 [2019-09-25 16:30:14,915 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 616 [2019-09-25 16:30:15,712 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 155 [2019-09-25 16:30:16,354 WARN L191 SmtUtils]: Spent 545.00 ms on a formula simplification. DAG size of input: 635 DAG size of output: 633 [2019-09-25 16:30:16,913 WARN L191 SmtUtils]: Spent 495.00 ms on a formula simplification. DAG size of input: 635 DAG size of output: 633 [2019-09-25 16:30:17,306 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 616 [2019-09-25 16:30:17,676 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-09-25 16:30:17,679 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 109 for LOIs [2019-09-25 16:30:17,820 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification5_spec__3 with input of size 115 for LOIs [2019-09-25 16:30:17,828 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 125 for LOIs [2019-09-25 16:30:17,873 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-25 16:30:17,873 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-25 16:30:17,876 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 815#(and (<= |#t~string58.offset| 0) (<= |#t~string33.offset| 0) (<= 0 |#t~string35.offset|) (<= 0 (+ ~switchedOnBeforeTS~0 2147483648)) (<= 0 |#t~string27.offset|) (<= ~head~0.base 0) (<= 0 |#t~string19.offset|) (<= 0 ~head~0.offset) (<= 0 |#NULL.base|) (<= 0 |#t~string17.offset|) (<= 0 |#t~string63.offset|) (<= |#t~string67.offset| 0) (<= |#t~string31.offset| 0) (<= ~systemActive~0 1) (not (= ~pumpRunning~0 0)) (<= ~head~0.offset 0) (<= ~waterLevel~0 2147483647) (<= 0 |#t~string64.offset|) (<= |#t~string55.offset| 0) (<= 0 |#t~string67.offset|) (<= 0 |#t~string11.offset|) (<= 0 ~switchedOnBeforeTS~0) (<= |#t~string56.offset| 0) (<= 0 |#t~string59.offset|) (<= |#t~string57.offset| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 ~head~0.base) (<= |#NULL.offset| 0) (<= |#t~string7.offset| 0) (<= |#t~string13.offset| 0) (<= |#t~string15.offset| 0) (<= 0 ~methaneLevelCritical~0) (<= ~switchedOnBeforeTS~0 2147483647) (<= ~switchedOnBeforeTS~0 0) (<= |#t~string9.offset| 0) (<= |#t~string64.offset| 0) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (<= |#t~string35.offset| 0) (<= |#t~string11.offset| 0) (<= |#t~string65.offset| 0) (<= |#t~string27.offset| 0) (<= 0 |#t~string65.offset|) (<= 0 |#t~string56.offset|) (<= |#t~string66.offset| 0) (<= 0 |#t~string7.offset|) (<= 0 |#t~string9.offset|) (= ~switchedOnBeforeTS~0 0) (<= 0 |#t~string15.offset|) (<= |#t~string59.offset| 0) (<= 0 |#t~string33.offset|) (<= 0 |#t~string54.offset|) (<= 0 |#NULL.offset|) (<= ~cleanupTimeShifts~0 4) (<= 0 |#t~string29.offset|) (<= 0 |#t~string13.offset|) (<= 0 |#t~string5.offset|) (<= |#t~string5.offset| 0) (<= ~methaneLevelCritical~0 1) (<= |#NULL.base| 0) (<= |#t~string63.offset| 0) (<= 0 |#t~string66.offset|) (<= 1 ~systemActive~0) (<= 0 |#t~string31.offset|) (<= |#t~string17.offset| 0) (<= 4 ~cleanupTimeShifts~0) (<= |#t~string54.offset| 0) (<= |#t~string29.offset| 0) (not (= 2 ~waterLevel~0)) (<= 0 |#t~string55.offset|) (<= |#t~string19.offset| 0) (<= |#t~string68.offset| 0) (<= 0 |#t~string58.offset|) (<= 0 |#t~string57.offset|) (<= 0 |#t~string68.offset|)) [2019-09-25 16:30:17,892 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-25 16:30:17,892 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-25 16:30:17,894 INFO L168 Benchmark]: Toolchain (without parser) took 23788.85 ms. Allocated memory was 138.4 MB in the beginning and 745.5 MB in the end (delta: 607.1 MB). Free memory was 84.8 MB in the beginning and 199.5 MB in the end (delta: -114.7 MB). Peak memory consumption was 492.5 MB. Max. memory is 7.1 GB. [2019-09-25 16:30:17,895 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 138.4 MB. Free memory is still 104.0 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-09-25 16:30:17,896 INFO L168 Benchmark]: CACSL2BoogieTranslator took 736.89 ms. Allocated memory was 138.4 MB in the beginning and 198.7 MB in the end (delta: 60.3 MB). Free memory was 84.8 MB in the beginning and 164.9 MB in the end (delta: -80.1 MB). Peak memory consumption was 23.9 MB. Max. memory is 7.1 GB. [2019-09-25 16:30:17,897 INFO L168 Benchmark]: Boogie Preprocessor took 87.13 ms. Allocated memory is still 198.7 MB. Free memory was 164.9 MB in the beginning and 160.3 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. [2019-09-25 16:30:17,898 INFO L168 Benchmark]: RCFGBuilder took 1745.72 ms. Allocated memory was 198.7 MB in the beginning and 220.2 MB in the end (delta: 21.5 MB). Free memory was 160.3 MB in the beginning and 144.1 MB in the end (delta: 16.3 MB). Peak memory consumption was 93.9 MB. Max. memory is 7.1 GB. [2019-09-25 16:30:17,899 INFO L168 Benchmark]: Sifa took 21215.62 ms. Allocated memory was 220.2 MB in the beginning and 745.5 MB in the end (delta: 525.3 MB). Free memory was 144.1 MB in the beginning and 199.5 MB in the end (delta: -55.4 MB). Peak memory consumption was 469.9 MB. Max. memory is 7.1 GB. [2019-09-25 16:30:17,902 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 138.4 MB. Free memory is still 104.0 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 736.89 ms. Allocated memory was 138.4 MB in the beginning and 198.7 MB in the end (delta: 60.3 MB). Free memory was 84.8 MB in the beginning and 164.9 MB in the end (delta: -80.1 MB). Peak memory consumption was 23.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 87.13 ms. Allocated memory is still 198.7 MB. Free memory was 164.9 MB in the beginning and 160.3 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1745.72 ms. Allocated memory was 198.7 MB in the beginning and 220.2 MB in the end (delta: 21.5 MB). Free memory was 160.3 MB in the beginning and 144.1 MB in the end (delta: 16.3 MB). Peak memory consumption was 93.9 MB. Max. memory is 7.1 GB. * Sifa took 21215.62 ms. Allocated memory was 220.2 MB in the beginning and 745.5 MB in the end (delta: 525.3 MB). Free memory was 144.1 MB in the beginning and 199.5 MB in the end (delta: -55.4 MB). Peak memory consumption was 469.9 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]: 21169, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 187, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 121, TOOLS_POST_TIME[ms]: 11932, TOOLS_POST_CALL_APPLICATIONS: 55, TOOLS_POST_CALL_TIME[ms]: 239, TOOLS_POST_RETURN_APPLICATIONS: 48, TOOLS_POST_RETURN_TIME[ms]: 140, TOOLS_QUANTIFIERELIM_APPLICATIONS: 223, TOOLS_QUANTIFIERELIM_TIME[ms]: 12188, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 11800, FLUID_QUERY_TIME[ms]: 15, FLUID_QUERIES: 191, FLUID_YES_ANSWERS: 2, DOMAIN_JOIN_APPLICATIONS: 65, DOMAIN_JOIN_TIME[ms]: 7427, DOMAIN_ALPHA_APPLICATIONS: 2, DOMAIN_ALPHA_TIME[ms]: 656, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 368, DOMAIN_ISSUBSETEQ_APPLICATIONS: 4, DOMAIN_ISSUBSETEQ_TIME[ms]: 26, DOMAIN_ISBOTTOM_APPLICATIONS: 36, DOMAIN_ISBOTTOM_TIME[ms]: 213, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 4713, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 4713, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 4, CALL_SUMMARIZER_APPLICATIONS: 48, CALL_SUMMARIZER_CACHE_MISSES: 22, CALL_SUMMARIZER_OVERALL_TIME[ms]: 12585, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 12584, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 6, DAG_COMPRESSION_TIME[ms]: 34, DAG_COMPRESSION_PROCESSED_NODES: 397, DAG_COMPRESSION_RETAINED_NODES: 185 - UnprovableResult [Line: 82]: 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 815#(and (<= |#t~string58.offset| 0) (<= |#t~string33.offset| 0) (<= 0 |#t~string35.offset|) (<= 0 (+ ~switchedOnBeforeTS~0 2147483648)) (<= 0 |#t~string27.offset|) (<= ~head~0.base 0) (<= 0 |#t~string19.offset|) (<= 0 ~head~0.offset) (<= 0 |#NULL.base|) (<= 0 |#t~string17.offset|) (<= 0 |#t~string63.offset|) (<= |#t~string67.offset| 0) (<= |#t~string31.offset| 0) (<= ~systemActive~0 1) (not (= ~pumpRunning~0 0)) (<= ~head~0.offset 0) (<= ~waterLevel~0 2147483647) (<= 0 |#t~string64.offset|) (<= |#t~string55.offset| 0) (<= 0 |#t~string67.offset|) (<= 0 |#t~string11.offset|) (<= 0 ~switchedOnBeforeTS~0) (<= |#t~string56.offset| 0) (<= 0 |#t~string59.offset|) (<= |#t~string57.offset| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 ~head~0.base) (<= |#NULL.offset| 0) (<= |#t~string7.offset| 0) (<= |#t~string13.offset| 0) (<= |#t~string15.offset| 0) (<= 0 ~methaneLevelCritical~0) (<= ~switchedOnBeforeTS~0 2147483647) (<= ~switchedOnBeforeTS~0 0) (<= |#t~string9.offset| 0) (<= |#t~string64.offset| 0) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (<= |#t~string35.offset| 0) (<= |#t~string11.offset| 0) (<= |#t~string65.offset| 0) (<= |#t~string27.offset| 0) (<= 0 |#t~string65.offset|) (<= 0 |#t~string56.offset|) (<= |#t~string66.offset| 0) (<= 0 |#t~string7.offset|) (<= 0 |#t~string9.offset|) (= ~switchedOnBeforeTS~0 0) (<= 0 |#t~string15.offset|) (<= |#t~string59.offset| 0) (<= 0 |#t~string33.offset|) (<= 0 |#t~string54.offset|) (<= 0 |#NULL.offset|) (<= ~cleanupTimeShifts~0 4) (<= 0 |#t~string29.offset|) (<= 0 |#t~string13.offset|) (<= 0 |#t~string5.offset|) (<= |#t~string5.offset| 0) (<= ~methaneLevelCritical~0 1) (<= |#NULL.base| 0) (<= |#t~string63.offset| 0) (<= 0 |#t~string66.offset|) (<= 1 ~systemActive~0) (<= 0 |#t~string31.offset|) (<= |#t~string17.offset| 0) (<= 4 ~cleanupTimeShifts~0) (<= |#t~string54.offset| 0) (<= |#t~string29.offset| 0) (not (= 2 ~waterLevel~0)) (<= 0 |#t~string55.offset|) (<= |#t~string19.offset| 0) (<= |#t~string68.offset| 0) (<= 0 |#t~string58.offset|) (<= 0 |#t~string57.offset|) (<= 0 |#t~string68.offset|)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...