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_spec2_product28.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-15 06:55:05,811 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-15 06:55:05,814 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-15 06:55:05,832 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-15 06:55:05,833 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-15 06:55:05,835 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-15 06:55:05,837 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-15 06:55:05,846 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-15 06:55:05,851 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-15 06:55:05,854 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-15 06:55:05,855 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-15 06:55:05,857 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-15 06:55:05,857 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-15 06:55:05,859 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-15 06:55:05,862 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-15 06:55:05,863 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-15 06:55:05,864 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-15 06:55:05,865 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-15 06:55:05,866 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-15 06:55:05,871 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-15 06:55:05,875 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-15 06:55:05,878 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-15 06:55:05,881 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-15 06:55:05,882 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-15 06:55:05,884 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-15 06:55:05,884 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-15 06:55:05,884 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-15 06:55:05,886 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-15 06:55:05,887 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-15 06:55:05,888 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-15 06:55:05,888 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-15 06:55:05,889 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-15 06:55:05,890 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-15 06:55:05,890 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-15 06:55:05,892 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-15 06:55:05,892 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-15 06:55:05,893 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-15 06:55:05,893 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-15 06:55:05,893 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-15 06:55:05,894 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-15 06:55:05,895 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-15 06:55:05,896 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-15 06:55:05,921 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-15 06:55:05,921 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-15 06:55:05,922 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-15 06:55:05,923 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-15 06:55:05,923 INFO L138 SettingsManager]: * Use SBE=true [2019-10-15 06:55:05,923 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-15 06:55:05,923 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-15 06:55:05,923 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-15 06:55:05,924 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-15 06:55:05,924 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-15 06:55:05,924 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-15 06:55:05,924 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-15 06:55:05,924 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-15 06:55:05,925 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-15 06:55:05,925 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-15 06:55:05,925 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-15 06:55:05,925 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-15 06:55:05,925 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-15 06:55:05,926 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-15 06:55:05,926 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-15 06:55:05,926 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-15 06:55:05,926 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 06:55:05,926 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-15 06:55:05,927 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-15 06:55:05,927 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-15 06:55:05,927 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-15 06:55:05,927 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-15 06:55:05,927 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-15 06:55:05,928 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-10-15 06:55:06,212 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-15 06:55:06,226 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-15 06:55:06,229 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-15 06:55:06,231 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-15 06:55:06,232 INFO L275 PluginConnector]: CDTParser initialized [2019-10-15 06:55:06,232 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product28.cil.c [2019-10-15 06:55:06,314 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d1042917b/ac08cc3fb6fe46b18f9644b60f84411d/FLAG98495519e [2019-10-15 06:55:06,893 INFO L306 CDTParser]: Found 1 translation units. [2019-10-15 06:55:06,895 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product28.cil.c [2019-10-15 06:55:06,910 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d1042917b/ac08cc3fb6fe46b18f9644b60f84411d/FLAG98495519e [2019-10-15 06:55:07,146 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d1042917b/ac08cc3fb6fe46b18f9644b60f84411d [2019-10-15 06:55:07,157 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-15 06:55:07,159 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-15 06:55:07,160 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-15 06:55:07,160 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-15 06:55:07,163 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-15 06:55:07,164 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 06:55:07" (1/1) ... [2019-10-15 06:55:07,167 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5370fc2c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:55:07, skipping insertion in model container [2019-10-15 06:55:07,167 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 06:55:07" (1/1) ... [2019-10-15 06:55:07,175 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-15 06:55:07,234 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-15 06:55:07,740 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 06:55:07,755 INFO L188 MainTranslator]: Completed pre-run [2019-10-15 06:55:07,851 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 06:55:07,890 INFO L192 MainTranslator]: Completed translation [2019-10-15 06:55:07,891 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:55:07 WrapperNode [2019-10-15 06:55:07,891 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-15 06:55:07,891 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-15 06:55:07,891 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-15 06:55:07,891 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-15 06:55:07,902 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:55:07" (1/1) ... [2019-10-15 06:55:07,902 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:55:07" (1/1) ... [2019-10-15 06:55:07,926 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:55:07" (1/1) ... [2019-10-15 06:55:07,926 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:55:07" (1/1) ... [2019-10-15 06:55:07,969 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:55:07" (1/1) ... [2019-10-15 06:55:07,979 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:55:07" (1/1) ... [2019-10-15 06:55:07,984 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:55:07" (1/1) ... [2019-10-15 06:55:07,992 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-15 06:55:07,993 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-15 06:55:07,998 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-15 06:55:07,998 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-15 06:55:08,000 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:55:07" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 06:55:08,058 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-15 06:55:08,058 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-15 06:55:08,058 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-15 06:55:08,059 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-15 06:55:08,059 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-15 06:55:08,060 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-15 06:55:08,060 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-15 06:55:08,060 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-15 06:55:08,060 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-15 06:55:08,061 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-15 06:55:08,061 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-15 06:55:08,061 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-15 06:55:08,061 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-15 06:55:08,062 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-15 06:55:08,062 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-10-15 06:55:08,062 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-15 06:55:08,062 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-15 06:55:08,062 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-15 06:55:08,063 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-10-15 06:55:08,063 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-15 06:55:08,063 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-15 06:55:08,063 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-15 06:55:08,063 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-15 06:55:08,064 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-15 06:55:08,064 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-10-15 06:55:08,064 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-10-15 06:55:08,064 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-10-15 06:55:08,064 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-15 06:55:08,065 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-10-15 06:55:08,065 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-10-15 06:55:08,065 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-15 06:55:08,065 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-15 06:55:08,065 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-15 06:55:08,066 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-15 06:55:08,066 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-15 06:55:08,066 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-15 06:55:08,066 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-15 06:55:08,066 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-15 06:55:08,066 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-15 06:55:08,066 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-15 06:55:08,066 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-15 06:55:08,066 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-15 06:55:08,067 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-15 06:55:08,067 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-15 06:55:08,067 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-15 06:55:08,067 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-15 06:55:08,067 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-15 06:55:08,067 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-15 06:55:08,067 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-15 06:55:08,067 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-15 06:55:08,067 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-15 06:55:08,067 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-15 06:55:08,068 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-15 06:55:08,068 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-15 06:55:08,068 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-15 06:55:08,068 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-10-15 06:55:08,068 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-15 06:55:08,068 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-15 06:55:08,068 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-15 06:55:08,068 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-15 06:55:08,069 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-15 06:55:08,069 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-15 06:55:08,069 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-10-15 06:55:08,069 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-10-15 06:55:08,069 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-10-15 06:55:08,069 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-15 06:55:08,070 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-15 06:55:08,070 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-10-15 06:55:08,070 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-10-15 06:55:08,070 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-15 06:55:08,070 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-15 06:55:08,070 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-15 06:55:08,070 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-10-15 06:55:08,071 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-15 06:55:08,071 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-15 06:55:08,071 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-15 06:55:08,071 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-15 06:55:08,071 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-15 06:55:08,071 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-15 06:55:08,071 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-15 06:55:08,072 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-15 06:55:08,072 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-15 06:55:08,072 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-15 06:55:08,072 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-15 06:55:08,072 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-15 06:55:08,072 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-15 06:55:08,072 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-15 06:55:08,073 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-15 06:55:08,073 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-15 06:55:08,073 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-15 06:55:08,073 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-15 06:55:08,073 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-15 06:55:08,073 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-15 06:55:08,074 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-15 06:55:08,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-15 06:55:08,074 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-15 06:55:09,683 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-15 06:55:09,683 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-15 06:55:09,684 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 06:55:09 BoogieIcfgContainer [2019-10-15 06:55:09,685 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-15 06:55:09,685 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-15 06:55:09,686 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-15 06:55:09,686 INFO L275 PluginConnector]: Sifa initialized [2019-10-15 06:55:09,687 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 06:55:09" (1/1) ... [2019-10-15 06:55:09,688 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=CompoundDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=8 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-10-15 06:55:09,719 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-10-15 06:55:09,723 INFO L169 IcfgInterpreter]: Building call graph [2019-10-15 06:55:09,736 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-15 06:55:09,748 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-15 06:55:09,750 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-15 06:55:20,261 WARN L191 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-10-15 06:55:22,076 WARN L191 SmtUtils]: Spent 595.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-10-15 06:55:22,245 WARN L191 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-10-15 06:55:22,386 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-10-15 06:55:22,529 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-10-15 06:55:22,796 WARN L191 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-10-15 06:55:22,829 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 550 for LOIs [2019-10-15 06:55:22,907 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 548 for LOIs [2019-10-15 06:55:22,928 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 548 for LOIs [2019-10-15 06:55:23,687 WARN L191 SmtUtils]: Spent 621.00 ms on a formula simplification that was a NOOP. DAG size: 580 [2019-10-15 06:55:24,373 WARN L191 SmtUtils]: Spent 523.00 ms on a formula simplification that was a NOOP. DAG size: 585 [2019-10-15 06:55:24,905 WARN L191 SmtUtils]: Spent 424.00 ms on a formula simplification that was a NOOP. DAG size: 585 [2019-10-15 06:55:25,231 WARN L191 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 610 [2019-10-15 06:55:25,560 WARN L191 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 618 [2019-10-15 06:55:25,834 WARN L191 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 618 [2019-10-15 06:55:26,121 WARN L191 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 618 [2019-10-15 06:55:26,505 WARN L191 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 626 [2019-10-15 06:55:26,835 WARN L191 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 626 [2019-10-15 06:55:27,329 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 192 [2019-10-15 06:55:27,491 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2019-10-15 06:55:27,996 WARN L191 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 598 [2019-10-15 06:55:28,149 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 598 [2019-10-15 06:55:28,374 WARN L191 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 599 DAG size of output: 599 [2019-10-15 06:55:28,803 WARN L191 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 616 DAG size of output: 616 [2019-10-15 06:55:29,262 WARN L191 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 621 DAG size of output: 621 [2019-10-15 06:55:29,868 WARN L191 SmtUtils]: Spent 493.00 ms on a formula simplification. DAG size of input: 621 DAG size of output: 621 [2019-10-15 06:55:30,179 WARN L191 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 612 [2019-10-15 06:55:30,442 WARN L191 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 620 [2019-10-15 06:55:30,674 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 620 [2019-10-15 06:55:30,881 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 155 [2019-10-15 06:55:31,216 WARN L191 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2019-10-15 06:55:31,641 WARN L191 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2019-10-15 06:55:31,969 WARN L191 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2019-10-15 06:55:32,575 WARN L191 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 601 [2019-10-15 06:55:32,781 WARN L191 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 600 [2019-10-15 06:55:33,199 WARN L191 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 611 [2019-10-15 06:55:33,579 WARN L191 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 613 [2019-10-15 06:55:33,929 WARN L191 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 613 [2019-10-15 06:55:34,275 WARN L191 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 613 [2019-10-15 06:55:34,634 WARN L191 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 612 [2019-10-15 06:55:35,171 WARN L191 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 612 [2019-10-15 06:55:35,461 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2019-10-15 06:55:35,770 WARN L191 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 609 DAG size of output: 604 [2019-10-15 06:55:35,973 WARN L191 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 609 DAG size of output: 604 [2019-10-15 06:55:36,298 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 194 [2019-10-15 06:55:36,449 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-10-15 06:55:36,451 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 141 for LOIs [2019-10-15 06:55:36,609 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification2_spec__2 with input of size 135 for LOIs [2019-10-15 06:55:36,616 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 148 for LOIs [2019-10-15 06:55:36,666 INFO L183 IcfgInterpreter]: Interpretation finished [2019-10-15 06:55:36,695 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-10-15 06:55:36,696 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-10-15 06:55:36,698 INFO L168 Benchmark]: Toolchain (without parser) took 29538.70 ms. Allocated memory was 145.2 MB in the beginning and 726.1 MB in the end (delta: 580.9 MB). Free memory was 101.8 MB in the beginning and 89.3 MB in the end (delta: 12.5 MB). Peak memory consumption was 593.4 MB. Max. memory is 7.1 GB. [2019-10-15 06:55:36,699 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 145.2 MB. Free memory was 121.6 MB in the beginning and 121.3 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. [2019-10-15 06:55:36,701 INFO L168 Benchmark]: CACSL2BoogieTranslator took 731.22 ms. Allocated memory was 145.2 MB in the beginning and 203.9 MB in the end (delta: 58.7 MB). Free memory was 101.6 MB in the beginning and 171.1 MB in the end (delta: -69.5 MB). Peak memory consumption was 21.8 MB. Max. memory is 7.1 GB. [2019-10-15 06:55:36,703 INFO L168 Benchmark]: Boogie Preprocessor took 100.99 ms. Allocated memory is still 203.9 MB. Free memory was 171.1 MB in the beginning and 167.0 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2019-10-15 06:55:36,711 INFO L168 Benchmark]: RCFGBuilder took 1691.57 ms. Allocated memory was 203.9 MB in the beginning and 235.9 MB in the end (delta: 32.0 MB). Free memory was 167.0 MB in the beginning and 151.0 MB in the end (delta: 16.0 MB). Peak memory consumption was 82.6 MB. Max. memory is 7.1 GB. [2019-10-15 06:55:36,714 INFO L168 Benchmark]: Sifa took 27010.23 ms. Allocated memory was 235.9 MB in the beginning and 726.1 MB in the end (delta: 490.2 MB). Free memory was 151.0 MB in the beginning and 89.3 MB in the end (delta: 61.7 MB). Peak memory consumption was 551.9 MB. Max. memory is 7.1 GB. [2019-10-15 06:55:36,720 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 145.2 MB. Free memory was 121.6 MB in the beginning and 121.3 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 731.22 ms. Allocated memory was 145.2 MB in the beginning and 203.9 MB in the end (delta: 58.7 MB). Free memory was 101.6 MB in the beginning and 171.1 MB in the end (delta: -69.5 MB). Peak memory consumption was 21.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 100.99 ms. Allocated memory is still 203.9 MB. Free memory was 171.1 MB in the beginning and 167.0 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1691.57 ms. Allocated memory was 203.9 MB in the beginning and 235.9 MB in the end (delta: 32.0 MB). Free memory was 167.0 MB in the beginning and 151.0 MB in the end (delta: 16.0 MB). Peak memory consumption was 82.6 MB. Max. memory is 7.1 GB. * Sifa took 27010.23 ms. Allocated memory was 235.9 MB in the beginning and 726.1 MB in the end (delta: 490.2 MB). Free memory was 151.0 MB in the beginning and 89.3 MB in the end (delta: 61.7 MB). Peak memory consumption was 551.9 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]: 26948, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 200, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 136, TOOLS_POST_TIME[ms]: 12626, TOOLS_POST_CALL_APPLICATIONS: 54, TOOLS_POST_CALL_TIME[ms]: 197, TOOLS_POST_RETURN_APPLICATIONS: 47, TOOLS_POST_RETURN_TIME[ms]: 112, TOOLS_QUANTIFIERELIM_APPLICATIONS: 236, TOOLS_QUANTIFIERELIM_TIME[ms]: 12793, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 12428, FLUID_QUERY_TIME[ms]: 15, FLUID_QUERIES: 202, FLUID_YES_ANSWERS: 1, DOMAIN_JOIN_APPLICATIONS: 74, DOMAIN_JOIN_TIME[ms]: 12652, DOMAIN_ALPHA_APPLICATIONS: 1, DOMAIN_ALPHA_TIME[ms]: 219, DOMAIN_WIDEN_APPLICATIONS: 1, DOMAIN_WIDEN_TIME[ms]: 570, DOMAIN_ISSUBSETEQ_APPLICATIONS: 2, DOMAIN_ISSUBSETEQ_TIME[ms]: 19, DOMAIN_ISBOTTOM_APPLICATIONS: 46, DOMAIN_ISBOTTOM_TIME[ms]: 368, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 9387, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 9387, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 2, CALL_SUMMARIZER_APPLICATIONS: 47, CALL_SUMMARIZER_CACHE_MISSES: 23, CALL_SUMMARIZER_OVERALL_TIME[ms]: 13212, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 13210, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 8, PATH_EXPR_TIME[ms]: 8, REGEX_TO_DAG_TIME[ms]: 6, DAG_COMPRESSION_TIME[ms]: 42, DAG_COMPRESSION_PROCESSED_NODES: 501, DAG_COMPRESSION_RETAINED_NODES: 205 - 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 773#(and (not (= 0 ~methAndRunningLastTime~0)) (<= |#t~string58.offset| 0) (= |#t~string61.offset| 0) (<= 0 |#NULL.base|) (= |#t~string15.offset| 0) (= |#t~string27.offset| 0) (<= |#t~string67.offset| 0) (= |#t~string2.offset| 0) (<= ~systemActive~0 1) (<= ~head~0.offset 0) (<= 0 |#t~string67.offset|) (<= 0 |#t~string60.offset|) (= |#NULL.base| 0) (<= |#t~string57.offset| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 ~head~0.base) (<= 0 |#t~string6.offset|) (= |#t~string25.offset| 0) (<= |#t~string15.offset| 0) (<= 0 ~methaneLevelCritical~0) (<= 0 |#t~string10.offset|) (<= 0 |#t~string61.offset|) (<= |#t~string65.offset| 0) (= |#t~string8.offset| 0) (= |#t~string56.offset| 0) (= |#t~string29.offset| 0) (<= |#t~string66.offset| 0) (= |#t~string4.offset| 0) (= |#t~string57.offset| 0) (= |#t~string67.offset| 0) (<= 0 |#t~string15.offset|) (<= 0 |#NULL.offset|) (= |#t~string66.offset| 0) (<= |#t~string60.offset| 0) (= ~head~0.base 0) (<= ~cleanupTimeShifts~0 4) (not (= 0 ~methaneLevelCritical~0)) (= ~cleanupTimeShifts~0 4) (= |#t~string68.offset| 0) (<= ~methAndRunningLastTime~0 1) (<= ~methaneLevelCritical~0 2147483647) (<= |#NULL.base| 0) (<= |#t~string17.offset| 0) (<= 4 ~cleanupTimeShifts~0) (<= |#t~string10.offset| 0) (= |#t~string70.offset| 0) (<= |#t~string68.offset| 0) (= |#t~string69.offset| 0) (<= |#t~string25.offset| 0) (= |#NULL.offset| 0) (<= 0 |#t~string57.offset|) (<= |#t~string4.offset| 0) (= |#t~string23.offset| 0) (<= |#t~string8.offset| 0) (= |#t~string21.offset| 0) (<= 0 |#t~string27.offset|) (<= ~head~0.base 0) (<= 0 |#t~string19.offset|) (<= 0 ~head~0.offset) (<= 0 |#t~string70.offset|) (<= 0 |#t~string17.offset|) (= |#t~string10.offset| 0) (not (= ~pumpRunning~0 0)) (<= |#t~string70.offset| 0) (<= |#t~string56.offset| 0) (<= 0 |#t~string59.offset|) (<= 0 |#t~string21.offset|) (= |#t~string65.offset| 0) (<= 0 |#t~string69.offset|) (<= 0 |#t~string8.offset|) (<= |#NULL.offset| 0) (= ~head~0.offset 0) (<= |#t~string6.offset| 0) (<= ~pumpRunning~0 2147483647) (<= 0 |#t~string2.offset|) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (<= |#t~string27.offset| 0) (<= 0 |#t~string65.offset|) (<= 0 |#t~string56.offset|) (<= |#t~string21.offset| 0) (<= |#t~string61.offset| 0) (<= |#t~string59.offset| 0) (<= 0 |#t~string23.offset|) (= |#t~string58.offset| 0) (<= |#t~string69.offset| 0) (= |#t~string19.offset| 0) (= |#t~string59.offset| 0) (<= 0 |#t~string29.offset|) (<= 0 ~systemActive~0) (<= 0 |#t~string4.offset|) (<= ~methaneLevelCritical~0 1) (<= 0 |#t~string66.offset|) (<= |#t~string23.offset| 0) (= |#t~string60.offset| 0) (= |#t~string6.offset| 0) (<= |#t~string29.offset| 0) (<= |#t~string2.offset| 0) (<= |#t~string19.offset| 0) (<= 0 |#t~string25.offset|) (<= 0 ~methAndRunningLastTime~0) (= |#t~string17.offset| 0) (<= 0 |#t~string58.offset|) (<= 0 |#t~string68.offset|)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...