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 IntervalDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product49.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-17 10:22:12,005 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-17 10:22:12,007 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-17 10:22:12,025 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-17 10:22:12,025 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-17 10:22:12,026 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-17 10:22:12,028 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-17 10:22:12,030 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-17 10:22:12,032 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-17 10:22:12,033 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-17 10:22:12,034 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-17 10:22:12,035 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-17 10:22:12,036 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-17 10:22:12,037 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-17 10:22:12,038 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-17 10:22:12,039 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-17 10:22:12,040 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-17 10:22:12,041 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-17 10:22:12,043 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-17 10:22:12,045 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-17 10:22:12,047 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-17 10:22:12,049 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-17 10:22:12,050 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-17 10:22:12,055 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-17 10:22:12,058 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-17 10:22:12,061 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-17 10:22:12,061 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-17 10:22:12,063 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-17 10:22:12,063 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-17 10:22:12,067 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-17 10:22:12,067 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-17 10:22:12,068 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-17 10:22:12,069 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-17 10:22:12,070 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-17 10:22:12,074 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-17 10:22:12,074 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-17 10:22:12,076 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-17 10:22:12,076 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-17 10:22:12,077 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-17 10:22:12,078 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-17 10:22:12,079 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-17 10:22:12,083 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 [2019-09-17 10:22:12,110 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-17 10:22:12,110 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-17 10:22:12,113 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-17 10:22:12,113 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-17 10:22:12,113 INFO L138 SettingsManager]: * Use SBE=true [2019-09-17 10:22:12,113 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-17 10:22:12,114 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-17 10:22:12,114 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-17 10:22:12,114 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-17 10:22:12,114 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-17 10:22:12,115 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-17 10:22:12,116 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-17 10:22:12,116 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-17 10:22:12,116 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-17 10:22:12,116 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-17 10:22:12,117 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-17 10:22:12,117 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-17 10:22:12,117 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-17 10:22:12,117 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-17 10:22:12,117 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-17 10:22:12,118 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-17 10:22:12,118 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-17 10:22:12,118 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-17 10:22:12,119 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-17 10:22:12,119 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-17 10:22:12,119 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-17 10:22:12,119 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-17 10:22:12,119 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-17 10:22:12,120 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> IntervalDomain 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: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-17 10:22:12,162 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-17 10:22:12,176 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-17 10:22:12,180 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-17 10:22:12,182 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-17 10:22:12,182 INFO L275 PluginConnector]: CDTParser initialized [2019-09-17 10:22:12,183 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product49.cil.c [2019-09-17 10:22:12,255 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f44f982d0/7d06a1e6af2a426781fbe5e5d40a2ab2/FLAG06980dcc9 [2019-09-17 10:22:12,776 INFO L306 CDTParser]: Found 1 translation units. [2019-09-17 10:22:12,776 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product49.cil.c [2019-09-17 10:22:12,791 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f44f982d0/7d06a1e6af2a426781fbe5e5d40a2ab2/FLAG06980dcc9 [2019-09-17 10:22:13,069 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f44f982d0/7d06a1e6af2a426781fbe5e5d40a2ab2 [2019-09-17 10:22:13,080 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-17 10:22:13,082 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-17 10:22:13,083 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-17 10:22:13,083 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-17 10:22:13,087 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-17 10:22:13,088 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 10:22:13" (1/1) ... [2019-09-17 10:22:13,091 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@458d6857 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:22:13, skipping insertion in model container [2019-09-17 10:22:13,091 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 10:22:13" (1/1) ... [2019-09-17 10:22:13,099 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-17 10:22:13,176 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-17 10:22:13,678 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 10:22:13,693 INFO L188 MainTranslator]: Completed pre-run [2019-09-17 10:22:13,788 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 10:22:13,838 INFO L192 MainTranslator]: Completed translation [2019-09-17 10:22:13,838 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:22:13 WrapperNode [2019-09-17 10:22:13,839 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-17 10:22:13,840 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-17 10:22:13,840 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-17 10:22:13,840 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-17 10:22:13,854 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:22:13" (1/1) ... [2019-09-17 10:22:13,855 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:22:13" (1/1) ... [2019-09-17 10:22:13,889 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:22:13" (1/1) ... [2019-09-17 10:22:13,889 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:22:13" (1/1) ... [2019-09-17 10:22:13,916 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:22:13" (1/1) ... [2019-09-17 10:22:13,927 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:22:13" (1/1) ... [2019-09-17 10:22:13,932 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:22:13" (1/1) ... [2019-09-17 10:22:13,939 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-17 10:22:13,940 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-17 10:22:13,940 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-17 10:22:13,940 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-17 10:22:13,941 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:22:13" (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 [2019-09-17 10:22:14,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-17 10:22:14,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-17 10:22:14,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-17 10:22:14,014 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-17 10:22:14,014 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-17 10:22:14,014 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-17 10:22:14,014 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-17 10:22:14,014 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-17 10:22:14,015 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-17 10:22:14,015 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-17 10:22:14,015 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-17 10:22:14,015 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-17 10:22:14,015 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-17 10:22:14,015 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-17 10:22:14,016 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-17 10:22:14,016 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-17 10:22:14,016 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-17 10:22:14,016 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-17 10:22:14,016 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-17 10:22:14,017 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-17 10:22:14,017 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-17 10:22:14,017 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-17 10:22:14,017 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-17 10:22:14,017 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-17 10:22:14,017 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-17 10:22:14,018 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-17 10:22:14,018 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-17 10:22:14,018 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-17 10:22:14,018 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-17 10:22:14,018 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-17 10:22:14,018 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-17 10:22:14,019 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-17 10:22:14,019 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-17 10:22:14,019 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-17 10:22:14,019 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-17 10:22:14,019 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-17 10:22:14,019 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-17 10:22:14,019 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-17 10:22:14,020 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-17 10:22:14,020 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-17 10:22:14,020 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-17 10:22:14,020 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-17 10:22:14,020 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-17 10:22:14,020 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-17 10:22:14,021 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-17 10:22:14,021 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-17 10:22:14,021 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-17 10:22:14,021 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-17 10:22:14,021 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-17 10:22:14,021 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-17 10:22:14,021 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-17 10:22:14,022 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-17 10:22:14,022 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-17 10:22:14,022 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-17 10:22:14,022 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-17 10:22:14,022 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-17 10:22:14,022 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-17 10:22:14,022 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-17 10:22:14,023 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-17 10:22:14,023 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-17 10:22:14,023 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-17 10:22:14,023 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-17 10:22:14,023 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-17 10:22:14,023 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-17 10:22:14,024 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-17 10:22:14,024 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-17 10:22:14,024 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-17 10:22:14,024 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-17 10:22:14,024 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-17 10:22:14,024 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-17 10:22:14,025 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-17 10:22:14,025 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-17 10:22:14,025 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-17 10:22:14,025 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-17 10:22:14,025 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-17 10:22:14,025 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-17 10:22:14,026 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-17 10:22:14,026 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-17 10:22:14,026 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-17 10:22:14,026 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-17 10:22:14,026 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-17 10:22:14,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-17 10:22:14,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-17 10:22:14,027 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-17 10:22:14,027 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-17 10:22:14,027 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-17 10:22:14,027 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-17 10:22:14,027 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-17 10:22:14,027 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-17 10:22:14,028 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-17 10:22:14,028 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-17 10:22:14,028 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-17 10:22:14,028 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-17 10:22:14,028 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-17 10:22:14,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-17 10:22:14,029 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-17 10:22:15,507 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-17 10:22:15,507 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-17 10:22:15,509 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 10:22:15 BoogieIcfgContainer [2019-09-17 10:22:15,509 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-17 10:22:15,509 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-17 10:22:15,510 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-17 10:22:15,510 INFO L275 PluginConnector]: Sifa initialized [2019-09-17 10:22:15,511 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 10:22:15" (1/1) ... [2019-09-17 10:22:15,512 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=IntervalDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-17 10:22:15,536 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-17 10:22:15,536 INFO L169 IcfgInterpreter]: Building call graph [2019-09-17 10:22:15,549 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-17 10:22:15,560 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-17 10:22:15,564 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-17 10:22:39,105 WARN L191 SmtUtils]: Spent 14.10 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-17 10:22:40,847 WARN L191 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-17 10:22:44,533 WARN L191 SmtUtils]: Spent 3.68 s on a formula simplification. DAG size of input: 474 DAG size of output: 424 [2019-09-17 10:22:44,876 WARN L191 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-09-17 10:22:44,887 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 117 for LOIs [2019-09-17 10:22:44,939 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 117 for LOIs [2019-09-17 10:22:44,954 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 117 for LOIs [2019-09-17 10:22:45,396 WARN L191 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 10:22:45,753 WARN L191 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 10:22:46,149 WARN L191 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 10:22:46,519 WARN L191 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 10:22:46,894 WARN L191 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 10:22:47,277 WARN L191 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 10:22:48,661 WARN L191 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 136 DAG size of output: 132 [2019-09-17 10:22:49,752 WARN L191 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 136 DAG size of output: 132 [2019-09-17 10:22:50,122 WARN L191 SmtUtils]: Spent 360.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 10:22:51,195 WARN L191 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 140 DAG size of output: 132 [2019-09-17 10:22:52,259 WARN L191 SmtUtils]: Spent 981.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 132 [2019-09-17 10:22:53,277 WARN L191 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 136 DAG size of output: 132 [2019-09-17 10:22:53,629 WARN L191 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 10:22:54,678 WARN L191 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 140 DAG size of output: 132 [2019-09-17 10:22:55,818 WARN L191 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 136 DAG size of output: 132 [2019-09-17 10:22:56,838 WARN L191 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 136 DAG size of output: 132 [2019-09-17 10:22:57,194 WARN L191 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 10:22:58,204 WARN L191 SmtUtils]: Spent 996.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 132 [2019-09-17 10:22:59,252 WARN L191 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 136 DAG size of output: 132 [2019-09-17 10:23:00,271 WARN L191 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 136 DAG size of output: 132 [2019-09-17 10:23:00,631 WARN L191 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 10:23:01,642 WARN L191 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 140 DAG size of output: 132 [2019-09-17 10:23:01,646 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-09-17 10:23:01,649 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 110 for LOIs [2019-09-17 10:23:02,396 WARN L191 SmtUtils]: Spent 728.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 104 [2019-09-17 10:23:02,659 WARN L191 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2019-09-17 10:23:02,901 WARN L191 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2019-09-17 10:23:02,904 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification2_spec__2 with input of size 104 for LOIs [2019-09-17 10:23:02,911 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 104 for LOIs [2019-09-17 10:23:03,143 WARN L191 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2019-09-17 10:23:03,144 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-17 10:23:03,144 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-17 10:23:03,147 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 352#(and (<= |#t~string58.offset| 0) (<= |#t~string33.offset| 0) (<= 0 |#t~string35.offset|) (<= 0 |#t~string27.offset|) (<= ~head~0.base 0) (<= 0 ~head~0.offset) (<= 0 |#NULL.base|) (<= 0 |#t~string70.offset|) (<= |#t~string67.offset| 0) (<= |#t~string31.offset| 0) (<= ~systemActive~0 1) (<= ~head~0.offset 0) (<= 0 |#t~string67.offset|) (<= 0 |#t~string60.offset|) (<= |#t~string70.offset| 0) (<= |#t~string56.offset| 0) (<= 0 |#t~string59.offset|) (<= 0 |#t~string21.offset|) (<= |#t~string57.offset| 0) (<= 0 |#t~string69.offset|) (<= 0 ~head~0.base) (<= 0 |#t~string6.offset|) (<= 0 |#t~string8.offset|) (<= |#NULL.offset| 0) (<= 0 ~methaneLevelCritical~0) (<= 0 |#t~string10.offset|) (<= |#t~string6.offset| 0) (<= |#t~string35.offset| 0) (<= 0 |#t~string61.offset|) (<= |#t~string65.offset| 0) (<= 0 |#t~string2.offset|) (<= |#t~string27.offset| 0) (<= 0 |#t~string65.offset|) (<= 0 |#t~string56.offset|) (<= |#t~string66.offset| 0) (<= |#t~string21.offset| 0) (<= |#t~string61.offset| 0) (<= |#t~string59.offset| 0) (<= 0 |#t~string33.offset|) (<= 0 |#t~string23.offset|) (<= 0 |#NULL.offset|) (<= |#t~string69.offset| 0) (<= |#t~string60.offset| 0) (<= ~cleanupTimeShifts~0 4) (<= 0 |#t~string29.offset|) (<= 0 |#t~string4.offset|) (<= ~methaneLevelCritical~0 1) (<= |#NULL.base| 0) (<= 0 |#t~string66.offset|) (<= 1 ~systemActive~0) (<= 0 |#t~string31.offset|) (<= |#t~string23.offset| 0) (<= 4 ~cleanupTimeShifts~0) (<= |#t~string10.offset| 0) (<= |#t~string29.offset| 0) (<= |#t~string2.offset| 0) (<= |#t~string68.offset| 0) (<= 0 |#t~string25.offset|) (<= 0 ~methAndRunningLastTime~0) (<= |#t~string25.offset| 0) (<= 0 |#t~string58.offset|) (<= 0 |#t~string57.offset|) (<= |#t~string4.offset| 0) (<= 0 |#t~string68.offset|) (<= |#t~string8.offset| 0)) [2019-09-17 10:23:03,159 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-17 10:23:03,159 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-17 10:23:03,160 INFO L168 Benchmark]: Toolchain (without parser) took 50079.19 ms. Allocated memory was 132.1 MB in the beginning and 613.9 MB in the end (delta: 481.8 MB). Free memory was 85.7 MB in the beginning and 430.7 MB in the end (delta: -345.0 MB). Peak memory consumption was 136.8 MB. Max. memory is 7.1 GB. [2019-09-17 10:23:03,161 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 132.1 MB. Free memory was 105.1 MB in the beginning and 104.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-17 10:23:03,162 INFO L168 Benchmark]: CACSL2BoogieTranslator took 757.11 ms. Allocated memory was 132.1 MB in the beginning and 198.7 MB in the end (delta: 66.6 MB). Free memory was 85.5 MB in the beginning and 163.0 MB in the end (delta: -77.5 MB). Peak memory consumption was 26.8 MB. Max. memory is 7.1 GB. [2019-09-17 10:23:03,164 INFO L168 Benchmark]: Boogie Preprocessor took 99.06 ms. Allocated memory is still 198.7 MB. Free memory was 163.0 MB in the beginning and 158.5 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. [2019-09-17 10:23:03,165 INFO L168 Benchmark]: RCFGBuilder took 1569.48 ms. Allocated memory was 198.7 MB in the beginning and 221.2 MB in the end (delta: 22.5 MB). Free memory was 158.5 MB in the beginning and 140.3 MB in the end (delta: 18.2 MB). Peak memory consumption was 90.8 MB. Max. memory is 7.1 GB. [2019-09-17 10:23:03,166 INFO L168 Benchmark]: Sifa took 47649.66 ms. Allocated memory was 221.2 MB in the beginning and 613.9 MB in the end (delta: 392.7 MB). Free memory was 140.3 MB in the beginning and 430.7 MB in the end (delta: -290.4 MB). Peak memory consumption was 102.3 MB. Max. memory is 7.1 GB. [2019-09-17 10:23:03,173 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 132.1 MB. Free memory was 105.1 MB in the beginning and 104.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 757.11 ms. Allocated memory was 132.1 MB in the beginning and 198.7 MB in the end (delta: 66.6 MB). Free memory was 85.5 MB in the beginning and 163.0 MB in the end (delta: -77.5 MB). Peak memory consumption was 26.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 99.06 ms. Allocated memory is still 198.7 MB. Free memory was 163.0 MB in the beginning and 158.5 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1569.48 ms. Allocated memory was 198.7 MB in the beginning and 221.2 MB in the end (delta: 22.5 MB). Free memory was 158.5 MB in the beginning and 140.3 MB in the end (delta: 18.2 MB). Peak memory consumption was 90.8 MB. Max. memory is 7.1 GB. * Sifa took 47649.66 ms. Allocated memory was 221.2 MB in the beginning and 613.9 MB in the end (delta: 392.7 MB). Free memory was 140.3 MB in the beginning and 430.7 MB in the end (delta: -290.4 MB). Peak memory consumption was 102.3 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]: 47611, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 224, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 153, TOOLS_POST_TIME[ms]: 28971, TOOLS_POST_CALL_APPLICATIONS: 63, TOOLS_POST_CALL_TIME[ms]: 128, TOOLS_POST_RETURN_APPLICATIONS: 56, TOOLS_POST_RETURN_TIME[ms]: 51, TOOLS_QUANTIFIERELIM_APPLICATIONS: 271, TOOLS_QUANTIFIERELIM_TIME[ms]: 29053, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 28895, FLUID_QUERY_TIME[ms]: 11, FLUID_QUERIES: 228, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 76, DOMAIN_JOIN_TIME[ms]: 18151, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 7, DOMAIN_ISSUBSETEQ_APPLICATIONS: 4, DOMAIN_ISSUBSETEQ_TIME[ms]: 9, DOMAIN_ISBOTTOM_APPLICATIONS: 46, DOMAIN_ISBOTTOM_TIME[ms]: 142, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 14340, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 14340, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 4, CALL_SUMMARIZER_APPLICATIONS: 56, CALL_SUMMARIZER_CACHE_MISSES: 27, CALL_SUMMARIZER_OVERALL_TIME[ms]: 29646, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 29645, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 34, DAG_COMPRESSION_PROCESSED_NODES: 460, DAG_COMPRESSION_RETAINED_NODES: 200 - UnprovableResult [Line: 930]: 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 352#(and (<= |#t~string58.offset| 0) (<= |#t~string33.offset| 0) (<= 0 |#t~string35.offset|) (<= 0 |#t~string27.offset|) (<= ~head~0.base 0) (<= 0 ~head~0.offset) (<= 0 |#NULL.base|) (<= 0 |#t~string70.offset|) (<= |#t~string67.offset| 0) (<= |#t~string31.offset| 0) (<= ~systemActive~0 1) (<= ~head~0.offset 0) (<= 0 |#t~string67.offset|) (<= 0 |#t~string60.offset|) (<= |#t~string70.offset| 0) (<= |#t~string56.offset| 0) (<= 0 |#t~string59.offset|) (<= 0 |#t~string21.offset|) (<= |#t~string57.offset| 0) (<= 0 |#t~string69.offset|) (<= 0 ~head~0.base) (<= 0 |#t~string6.offset|) (<= 0 |#t~string8.offset|) (<= |#NULL.offset| 0) (<= 0 ~methaneLevelCritical~0) (<= 0 |#t~string10.offset|) (<= |#t~string6.offset| 0) (<= |#t~string35.offset| 0) (<= 0 |#t~string61.offset|) (<= |#t~string65.offset| 0) (<= 0 |#t~string2.offset|) (<= |#t~string27.offset| 0) (<= 0 |#t~string65.offset|) (<= 0 |#t~string56.offset|) (<= |#t~string66.offset| 0) (<= |#t~string21.offset| 0) (<= |#t~string61.offset| 0) (<= |#t~string59.offset| 0) (<= 0 |#t~string33.offset|) (<= 0 |#t~string23.offset|) (<= 0 |#NULL.offset|) (<= |#t~string69.offset| 0) (<= |#t~string60.offset| 0) (<= ~cleanupTimeShifts~0 4) (<= 0 |#t~string29.offset|) (<= 0 |#t~string4.offset|) (<= ~methaneLevelCritical~0 1) (<= |#NULL.base| 0) (<= 0 |#t~string66.offset|) (<= 1 ~systemActive~0) (<= 0 |#t~string31.offset|) (<= |#t~string23.offset| 0) (<= 4 ~cleanupTimeShifts~0) (<= |#t~string10.offset| 0) (<= |#t~string29.offset| 0) (<= |#t~string2.offset| 0) (<= |#t~string68.offset| 0) (<= 0 |#t~string25.offset|) (<= 0 ~methAndRunningLastTime~0) (<= |#t~string25.offset| 0) (<= 0 |#t~string58.offset|) (<= 0 |#t~string57.offset|) (<= |#t~string4.offset| 0) (<= 0 |#t~string68.offset|) (<= |#t~string8.offset| 0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...