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_spec1_product19.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-14 02:47:49,973 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-14 02:47:49,975 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-14 02:47:49,988 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-14 02:47:49,988 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-14 02:47:49,989 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-14 02:47:49,990 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-14 02:47:49,992 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-14 02:47:49,994 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-14 02:47:49,995 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-14 02:47:49,996 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-14 02:47:49,997 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-14 02:47:49,997 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-14 02:47:49,998 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-14 02:47:49,999 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-14 02:47:50,000 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-14 02:47:50,001 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-14 02:47:50,002 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-14 02:47:50,004 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-14 02:47:50,006 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-14 02:47:50,007 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-14 02:47:50,008 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-14 02:47:50,010 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-14 02:47:50,010 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-14 02:47:50,013 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-14 02:47:50,013 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-14 02:47:50,013 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-14 02:47:50,014 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-14 02:47:50,015 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-14 02:47:50,016 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-14 02:47:50,016 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-14 02:47:50,017 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-14 02:47:50,017 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-14 02:47:50,018 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-14 02:47:50,019 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-14 02:47:50,020 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-14 02:47:50,020 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-14 02:47:50,020 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-14 02:47:50,021 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-14 02:47:50,021 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-14 02:47:50,022 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-14 02:47:50,023 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 [2019-10-14 02:47:50,038 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-14 02:47:50,038 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-14 02:47:50,039 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-14 02:47:50,040 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-14 02:47:50,040 INFO L138 SettingsManager]: * Use SBE=true [2019-10-14 02:47:50,040 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-14 02:47:50,040 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-14 02:47:50,041 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-14 02:47:50,041 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-14 02:47:50,041 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-14 02:47:50,041 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-14 02:47:50,041 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-14 02:47:50,042 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-14 02:47:50,042 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-14 02:47:50,042 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-14 02:47:50,042 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-14 02:47:50,042 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-14 02:47:50,043 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-14 02:47:50,043 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-14 02:47:50,043 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-14 02:47:50,043 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-14 02:47:50,043 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-14 02:47:50,044 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-14 02:47:50,044 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-14 02:47:50,044 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-14 02:47:50,044 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-14 02:47:50,044 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-14 02:47:50,045 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-14 02:47:50,045 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 [2019-10-14 02:47:50,346 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-14 02:47:50,370 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-14 02:47:50,373 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-14 02:47:50,375 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-14 02:47:50,375 INFO L275 PluginConnector]: CDTParser initialized [2019-10-14 02:47:50,376 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product19.cil.c [2019-10-14 02:47:50,437 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/16a447b36/e0c7a17de74f48c08e9f9c590b02f406/FLAGc9d600673 [2019-10-14 02:47:50,900 INFO L306 CDTParser]: Found 1 translation units. [2019-10-14 02:47:50,901 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product19.cil.c [2019-10-14 02:47:50,924 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/16a447b36/e0c7a17de74f48c08e9f9c590b02f406/FLAGc9d600673 [2019-10-14 02:47:51,204 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/16a447b36/e0c7a17de74f48c08e9f9c590b02f406 [2019-10-14 02:47:51,214 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-14 02:47:51,216 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-14 02:47:51,219 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-14 02:47:51,220 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-14 02:47:51,225 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-14 02:47:51,226 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 02:47:51" (1/1) ... [2019-10-14 02:47:51,229 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4bfbc294 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:47:51, skipping insertion in model container [2019-10-14 02:47:51,229 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 02:47:51" (1/1) ... [2019-10-14 02:47:51,238 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-14 02:47:51,296 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-14 02:47:51,600 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 02:47:51,713 INFO L188 MainTranslator]: Completed pre-run [2019-10-14 02:47:51,870 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 02:47:51,905 INFO L192 MainTranslator]: Completed translation [2019-10-14 02:47:51,906 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:47:51 WrapperNode [2019-10-14 02:47:51,906 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-14 02:47:51,907 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-14 02:47:51,907 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-14 02:47:51,907 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-14 02:47:51,921 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:47:51" (1/1) ... [2019-10-14 02:47:51,921 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:47:51" (1/1) ... [2019-10-14 02:47:51,945 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:47:51" (1/1) ... [2019-10-14 02:47:51,945 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:47:51" (1/1) ... [2019-10-14 02:47:51,973 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:47:51" (1/1) ... [2019-10-14 02:47:51,983 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:47:51" (1/1) ... [2019-10-14 02:47:51,990 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:47:51" (1/1) ... [2019-10-14 02:47:51,997 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-14 02:47:51,998 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-14 02:47:51,998 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-14 02:47:51,998 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-14 02:47:51,999 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:47:51" (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 [2019-10-14 02:47:52,060 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-14 02:47:52,060 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-14 02:47:52,061 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-14 02:47:52,061 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-10-14 02:47:52,061 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-14 02:47:52,061 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-14 02:47:52,061 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-14 02:47:52,062 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-14 02:47:52,062 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-14 02:47:52,062 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-14 02:47:52,062 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-14 02:47:52,062 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-10-14 02:47:52,062 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-14 02:47:52,063 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-14 02:47:52,063 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-14 02:47:52,063 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-14 02:47:52,063 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-14 02:47:52,063 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-14 02:47:52,064 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-14 02:47:52,064 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-14 02:47:52,064 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-14 02:47:52,064 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-14 02:47:52,064 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-14 02:47:52,064 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-14 02:47:52,065 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-14 02:47:52,065 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-14 02:47:52,065 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-14 02:47:52,065 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-14 02:47:52,065 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-14 02:47:52,065 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-14 02:47:52,066 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-14 02:47:52,066 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-14 02:47:52,066 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-14 02:47:52,066 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-14 02:47:52,066 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-14 02:47:52,067 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-10-14 02:47:52,067 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-10-14 02:47:52,067 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-14 02:47:52,067 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-14 02:47:52,067 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-14 02:47:52,067 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-14 02:47:52,068 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-14 02:47:52,068 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-14 02:47:52,068 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-14 02:47:52,068 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-10-14 02:47:52,068 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-14 02:47:52,068 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-14 02:47:52,069 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-14 02:47:52,069 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-14 02:47:52,069 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-14 02:47:52,069 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-10-14 02:47:52,069 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-14 02:47:52,069 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-14 02:47:52,070 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-14 02:47:52,070 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-14 02:47:52,070 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-14 02:47:52,070 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-14 02:47:52,070 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-14 02:47:52,070 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-14 02:47:52,070 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-14 02:47:52,071 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-14 02:47:52,071 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-14 02:47:52,071 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-14 02:47:52,071 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-14 02:47:52,071 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-14 02:47:52,072 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-14 02:47:52,072 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-14 02:47:52,072 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-14 02:47:52,072 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-14 02:47:52,072 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-14 02:47:52,072 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-14 02:47:52,072 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-14 02:47:52,073 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-14 02:47:52,073 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-14 02:47:52,073 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-14 02:47:52,073 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-14 02:47:52,073 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-14 02:47:52,073 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-14 02:47:52,074 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-14 02:47:52,074 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-14 02:47:52,074 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-14 02:47:52,074 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-14 02:47:52,074 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-10-14 02:47:52,074 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-14 02:47:52,075 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-14 02:47:52,075 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-10-14 02:47:52,075 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-14 02:47:52,075 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-14 02:47:52,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-14 02:47:52,075 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-14 02:47:53,614 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-14 02:47:53,615 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-14 02:47:53,616 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 02:47:53 BoogieIcfgContainer [2019-10-14 02:47:53,616 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-14 02:47:53,617 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-14 02:47:53,617 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-14 02:47:53,617 INFO L275 PluginConnector]: Sifa initialized [2019-10-14 02:47:53,619 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 02:47:53" (1/1) ... [2019-10-14 02:47:53,620 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 [2019-10-14 02:47:53,655 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-10-14 02:47:53,656 INFO L169 IcfgInterpreter]: Building call graph [2019-10-14 02:47:53,669 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-14 02:47:53,678 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-14 02:47:53,679 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-14 02:48:04,146 WARN L191 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-10-14 02:48:06,193 WARN L191 SmtUtils]: Spent 480.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-10-14 02:48:06,342 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-10-14 02:48:06,470 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-10-14 02:48:06,598 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-10-14 02:48:06,857 WARN L191 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 540 [2019-10-14 02:48:06,884 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 544 for LOIs [2019-10-14 02:48:06,955 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 542 for LOIs [2019-10-14 02:48:06,962 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 540 for LOIs [2019-10-14 02:48:07,596 WARN L191 SmtUtils]: Spent 543.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-10-14 02:48:08,112 WARN L191 SmtUtils]: Spent 402.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-10-14 02:48:08,580 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 180 [2019-10-14 02:48:08,784 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 188 [2019-10-14 02:48:09,663 WARN L191 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 591 [2019-10-14 02:48:09,846 WARN L191 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 591 [2019-10-14 02:48:10,052 WARN L191 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 592 DAG size of output: 592 [2019-10-14 02:48:10,508 WARN L191 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 604 [2019-10-14 02:48:10,953 WARN L191 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 604 [2019-10-14 02:48:12,137 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 594 [2019-10-14 02:48:12,288 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 593 [2019-10-14 02:48:12,705 WARN L191 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 604 [2019-10-14 02:48:13,088 WARN L191 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 604 [2019-10-14 02:48:13,885 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-10-14 02:48:13,887 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 136 for LOIs [2019-10-14 02:48:14,149 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification1_spec__1 with input of size 130 for LOIs [2019-10-14 02:48:14,157 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 143 for LOIs [2019-10-14 02:48:14,233 INFO L183 IcfgInterpreter]: Interpretation finished [2019-10-14 02:48:14,233 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-10-14 02:48:14,235 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 567#(and (<= |#t~string58.offset| 0) (<= |#t~string33.offset| 0) (<= 0 |#t~string35.offset|) (= |#t~string7.offset| 0) (<= 0 |#NULL.base|) (= |#t~string35.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~string3.offset| 0) (= |#t~string32.offset| 0) (= |#t~string9.offset| 0) (<= |#t~string34.offset| 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~string42.offset|) (<= 0 ~methaneLevelCritical~0) (<= 0 |#t~string39.offset|) (<= 0 |#t~string44.offset|) (<= |#t~string64.offset| 0) (<= |#t~string40.offset| 0) (<= |#t~string11.offset| 0) (<= 0 |#t~string43.offset|) (= |#t~string56.offset| 0) (<= |#t~string41.offset| 0) (<= |#t~string66.offset| 0) (<= 0 |#t~string9.offset|) (= |#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) (not (= 0 ~methaneLevelCritical~0)) (= ~cleanupTimeShifts~0 4) (<= ~methaneLevelCritical~0 2147483647) (= |#t~string33.offset| 0) (<= |#NULL.base| 0) (<= 4 ~cleanupTimeShifts~0) (= |#t~string31.offset| 0) (<= 0 |#t~string3.offset|) (= |#t~string40.offset| 0) (= |#NULL.offset| 0) (<= 0 |#t~string62.offset|) (<= ~head~0.base 0) (<= 0 ~head~0.offset) (= |#t~string34.offset| 0) (<= |#t~string31.offset| 0) (not (= ~pumpRunning~0 0)) (<= |#t~string52.offset| 0) (<= 0 |#t~string32.offset|) (= |#t~string30.offset| 0) (<= 0 |#t~string11.offset|) (= |#t~string43.offset| 0) (<= |#t~string56.offset| 0) (<= |#NULL.offset| 0) (<= |#t~string7.offset| 0) (<= |#t~string9.offset| 0) (= ~head~0.offset 0) (<= ~pumpRunning~0 2147483647) (<= |#t~string44.offset| 0) (<= |#t~string35.offset| 0) (= |#t~string11.offset| 0) (<= 0 |#t~string41.offset|) (= |#t~string5.offset| 0) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (<= 0 |#t~string56.offset|) (= |#t~string44.offset| 0) (<= 0 |#t~string7.offset|) (<= |#t~string42.offset| 0) (= |#t~string54.offset| 0) (<= 0 |#t~string54.offset|) (= |#t~string58.offset| 0) (<= |#t~string30.offset| 0) (<= |#t~string32.offset| 0) (<= 0 |#t~string5.offset|) (<= |#t~string62.offset| 0) (<= |#t~string43.offset| 0) (<= 0 ~systemActive~0) (<= |#t~string3.offset| 0) (<= |#t~string5.offset| 0) (<= ~methaneLevelCritical~0 1) (<= 0 |#t~string66.offset|) (<= 0 |#t~string30.offset|) (<= 0 |#t~string31.offset|) (= |#t~string60.offset| 0) (= |#t~string41.offset| 0) (<= |#t~string54.offset| 0) (<= 0 |#t~string34.offset|) (<= 0 |#t~string58.offset|)) [2019-10-14 02:48:14,249 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-10-14 02:48:14,249 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-10-14 02:48:14,251 INFO L168 Benchmark]: Toolchain (without parser) took 23035.84 ms. Allocated memory was 137.9 MB in the beginning and 601.9 MB in the end (delta: 464.0 MB). Free memory was 100.2 MB in the beginning and 203.9 MB in the end (delta: -103.8 MB). Peak memory consumption was 360.2 MB. Max. memory is 7.1 GB. [2019-10-14 02:48:14,252 INFO L168 Benchmark]: CDTParser took 1.51 ms. Allocated memory is still 137.9 MB. Free memory was 119.9 MB in the beginning and 119.7 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-10-14 02:48:14,253 INFO L168 Benchmark]: CACSL2BoogieTranslator took 687.07 ms. Allocated memory was 137.9 MB in the beginning and 203.4 MB in the end (delta: 65.5 MB). Free memory was 100.0 MB in the beginning and 173.6 MB in the end (delta: -73.7 MB). Peak memory consumption was 29.1 MB. Max. memory is 7.1 GB. [2019-10-14 02:48:14,254 INFO L168 Benchmark]: Boogie Preprocessor took 90.99 ms. Allocated memory is still 203.4 MB. Free memory was 173.6 MB in the beginning and 168.8 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.8 MB. Max. memory is 7.1 GB. [2019-10-14 02:48:14,255 INFO L168 Benchmark]: RCFGBuilder took 1618.53 ms. Allocated memory was 203.4 MB in the beginning and 234.9 MB in the end (delta: 31.5 MB). Free memory was 168.8 MB in the beginning and 156.1 MB in the end (delta: 12.8 MB). Peak memory consumption was 86.5 MB. Max. memory is 7.1 GB. [2019-10-14 02:48:14,256 INFO L168 Benchmark]: Sifa took 20632.62 ms. Allocated memory was 234.9 MB in the beginning and 601.9 MB in the end (delta: 367.0 MB). Free memory was 156.1 MB in the beginning and 203.9 MB in the end (delta: -47.9 MB). Peak memory consumption was 319.1 MB. Max. memory is 7.1 GB. [2019-10-14 02:48:14,260 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.51 ms. Allocated memory is still 137.9 MB. Free memory was 119.9 MB in the beginning and 119.7 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 687.07 ms. Allocated memory was 137.9 MB in the beginning and 203.4 MB in the end (delta: 65.5 MB). Free memory was 100.0 MB in the beginning and 173.6 MB in the end (delta: -73.7 MB). Peak memory consumption was 29.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 90.99 ms. Allocated memory is still 203.4 MB. Free memory was 173.6 MB in the beginning and 168.8 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1618.53 ms. Allocated memory was 203.4 MB in the beginning and 234.9 MB in the end (delta: 31.5 MB). Free memory was 168.8 MB in the beginning and 156.1 MB in the end (delta: 12.8 MB). Peak memory consumption was 86.5 MB. Max. memory is 7.1 GB. * Sifa took 20632.62 ms. Allocated memory was 234.9 MB in the beginning and 601.9 MB in the end (delta: 367.0 MB). Free memory was 156.1 MB in the beginning and 203.9 MB in the end (delta: -47.9 MB). Peak memory consumption was 319.1 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]: 20580, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 182, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 122, TOOLS_POST_TIME[ms]: 12683, TOOLS_POST_CALL_APPLICATIONS: 52, TOOLS_POST_CALL_TIME[ms]: 156, TOOLS_POST_RETURN_APPLICATIONS: 45, TOOLS_POST_RETURN_TIME[ms]: 92, TOOLS_QUANTIFIERELIM_APPLICATIONS: 218, TOOLS_QUANTIFIERELIM_TIME[ms]: 12825, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 12601, FLUID_QUERY_TIME[ms]: 13, FLUID_QUERIES: 184, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 59, DOMAIN_JOIN_TIME[ms]: 6694, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 1, DOMAIN_WIDEN_TIME[ms]: 589, DOMAIN_ISSUBSETEQ_APPLICATIONS: 2, DOMAIN_ISSUBSETEQ_TIME[ms]: 16, DOMAIN_ISBOTTOM_APPLICATIONS: 37, DOMAIN_ISBOTTOM_TIME[ms]: 197, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 4997, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 4996, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 2, CALL_SUMMARIZER_APPLICATIONS: 45, CALL_SUMMARIZER_CACHE_MISSES: 21, CALL_SUMMARIZER_OVERALL_TIME[ms]: 13342, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 13339, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 28, DAG_COMPRESSION_PROCESSED_NODES: 329, DAG_COMPRESSION_RETAINED_NODES: 184 - UnprovableResult [Line: 73]: 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 567#(and (<= |#t~string58.offset| 0) (<= |#t~string33.offset| 0) (<= 0 |#t~string35.offset|) (= |#t~string7.offset| 0) (<= 0 |#NULL.base|) (= |#t~string35.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~string3.offset| 0) (= |#t~string32.offset| 0) (= |#t~string9.offset| 0) (<= |#t~string34.offset| 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~string42.offset|) (<= 0 ~methaneLevelCritical~0) (<= 0 |#t~string39.offset|) (<= 0 |#t~string44.offset|) (<= |#t~string64.offset| 0) (<= |#t~string40.offset| 0) (<= |#t~string11.offset| 0) (<= 0 |#t~string43.offset|) (= |#t~string56.offset| 0) (<= |#t~string41.offset| 0) (<= |#t~string66.offset| 0) (<= 0 |#t~string9.offset|) (= |#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) (not (= 0 ~methaneLevelCritical~0)) (= ~cleanupTimeShifts~0 4) (<= ~methaneLevelCritical~0 2147483647) (= |#t~string33.offset| 0) (<= |#NULL.base| 0) (<= 4 ~cleanupTimeShifts~0) (= |#t~string31.offset| 0) (<= 0 |#t~string3.offset|) (= |#t~string40.offset| 0) (= |#NULL.offset| 0) (<= 0 |#t~string62.offset|) (<= ~head~0.base 0) (<= 0 ~head~0.offset) (= |#t~string34.offset| 0) (<= |#t~string31.offset| 0) (not (= ~pumpRunning~0 0)) (<= |#t~string52.offset| 0) (<= 0 |#t~string32.offset|) (= |#t~string30.offset| 0) (<= 0 |#t~string11.offset|) (= |#t~string43.offset| 0) (<= |#t~string56.offset| 0) (<= |#NULL.offset| 0) (<= |#t~string7.offset| 0) (<= |#t~string9.offset| 0) (= ~head~0.offset 0) (<= ~pumpRunning~0 2147483647) (<= |#t~string44.offset| 0) (<= |#t~string35.offset| 0) (= |#t~string11.offset| 0) (<= 0 |#t~string41.offset|) (= |#t~string5.offset| 0) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (<= 0 |#t~string56.offset|) (= |#t~string44.offset| 0) (<= 0 |#t~string7.offset|) (<= |#t~string42.offset| 0) (= |#t~string54.offset| 0) (<= 0 |#t~string54.offset|) (= |#t~string58.offset| 0) (<= |#t~string30.offset| 0) (<= |#t~string32.offset| 0) (<= 0 |#t~string5.offset|) (<= |#t~string62.offset| 0) (<= |#t~string43.offset| 0) (<= 0 ~systemActive~0) (<= |#t~string3.offset| 0) (<= |#t~string5.offset| 0) (<= ~methaneLevelCritical~0 1) (<= 0 |#t~string66.offset|) (<= 0 |#t~string30.offset|) (<= 0 |#t~string31.offset|) (= |#t~string60.offset| 0) (= |#t~string41.offset| 0) (<= |#t~string54.offset| 0) (<= 0 |#t~string34.offset|) (<= 0 |#t~string58.offset|)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...