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_spec4_product51.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-17 10:29:17,013 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-17 10:29:17,016 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-17 10:29:17,033 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-17 10:29:17,034 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-17 10:29:17,035 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-17 10:29:17,038 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-17 10:29:17,047 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-17 10:29:17,052 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-17 10:29:17,053 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-17 10:29:17,054 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-17 10:29:17,056 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-17 10:29:17,057 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-17 10:29:17,060 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-17 10:29:17,062 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-17 10:29:17,064 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-17 10:29:17,065 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-17 10:29:17,068 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-17 10:29:17,069 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-17 10:29:17,073 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-17 10:29:17,076 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-17 10:29:17,079 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-17 10:29:17,082 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-17 10:29:17,083 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-17 10:29:17,086 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-17 10:29:17,086 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-17 10:29:17,086 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-17 10:29:17,089 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-17 10:29:17,090 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-17 10:29:17,092 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-17 10:29:17,092 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-17 10:29:17,094 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-17 10:29:17,094 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-17 10:29:17,095 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-17 10:29:17,099 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-17 10:29:17,100 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-17 10:29:17,100 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-17 10:29:17,101 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-17 10:29:17,101 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-17 10:29:17,102 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-17 10:29:17,102 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-17 10:29:17,103 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 10:29:17,126 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-17 10:29:17,126 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-17 10:29:17,128 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-17 10:29:17,129 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-17 10:29:17,129 INFO L138 SettingsManager]: * Use SBE=true [2019-09-17 10:29:17,129 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-17 10:29:17,129 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-17 10:29:17,129 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-17 10:29:17,130 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-17 10:29:17,130 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-17 10:29:17,131 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-17 10:29:17,131 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-17 10:29:17,131 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-17 10:29:17,132 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-17 10:29:17,132 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-17 10:29:17,132 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-17 10:29:17,132 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-17 10:29:17,133 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-17 10:29:17,133 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-17 10:29:17,133 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-17 10:29:17,133 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-17 10:29:17,134 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-17 10:29:17,134 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-17 10:29:17,134 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-17 10:29:17,134 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-17 10:29:17,135 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-17 10:29:17,135 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-17 10:29:17,135 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-17 10:29:17,135 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 10:29:17,197 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-17 10:29:17,216 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-17 10:29:17,221 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-17 10:29:17,223 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-17 10:29:17,223 INFO L275 PluginConnector]: CDTParser initialized [2019-09-17 10:29:17,224 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product51.cil.c [2019-09-17 10:29:17,281 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ed85585c9/1f01f154d3d24b3981e9998c1e02a20d/FLAG0d0df94ce [2019-09-17 10:29:17,811 INFO L306 CDTParser]: Found 1 translation units. [2019-09-17 10:29:17,811 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product51.cil.c [2019-09-17 10:29:17,833 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ed85585c9/1f01f154d3d24b3981e9998c1e02a20d/FLAG0d0df94ce [2019-09-17 10:29:18,094 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ed85585c9/1f01f154d3d24b3981e9998c1e02a20d [2019-09-17 10:29:18,104 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-17 10:29:18,106 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-17 10:29:18,106 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-17 10:29:18,107 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-17 10:29:18,109 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-17 10:29:18,110 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 10:29:18" (1/1) ... [2019-09-17 10:29:18,112 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26d65d11 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:29:18, skipping insertion in model container [2019-09-17 10:29:18,113 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 10:29:18" (1/1) ... [2019-09-17 10:29:18,120 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-17 10:29:18,172 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-17 10:29:18,630 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 10:29:18,654 INFO L188 MainTranslator]: Completed pre-run [2019-09-17 10:29:18,758 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 10:29:18,805 INFO L192 MainTranslator]: Completed translation [2019-09-17 10:29:18,805 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:29:18 WrapperNode [2019-09-17 10:29:18,806 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-17 10:29:18,807 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-17 10:29:18,807 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-17 10:29:18,807 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-17 10:29:18,821 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:29:18" (1/1) ... [2019-09-17 10:29:18,821 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:29:18" (1/1) ... [2019-09-17 10:29:18,858 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:29:18" (1/1) ... [2019-09-17 10:29:18,858 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:29:18" (1/1) ... [2019-09-17 10:29:18,897 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:29:18" (1/1) ... [2019-09-17 10:29:18,907 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:29:18" (1/1) ... [2019-09-17 10:29:18,912 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:29:18" (1/1) ... [2019-09-17 10:29:18,922 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-17 10:29:18,922 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-17 10:29:18,922 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-17 10:29:18,923 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-17 10:29:18,923 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 10:29:18" (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 10:29:19,003 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-17 10:29:19,003 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-17 10:29:19,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-17 10:29:19,004 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-17 10:29:19,005 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-17 10:29:19,005 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-17 10:29:19,006 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-17 10:29:19,006 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-17 10:29:19,006 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-09-17 10:29:19,006 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-17 10:29:19,006 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-17 10:29:19,008 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-17 10:29:19,008 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-17 10:29:19,008 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-17 10:29:19,008 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-17 10:29:19,008 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-17 10:29:19,011 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-17 10:29:19,011 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-17 10:29:19,011 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-17 10:29:19,011 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-17 10:29:19,011 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-17 10:29:19,012 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-17 10:29:19,012 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-17 10:29:19,012 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-17 10:29:19,012 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-17 10:29:19,012 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-17 10:29:19,012 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-17 10:29:19,013 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-17 10:29:19,013 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-17 10:29:19,013 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-17 10:29:19,013 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-17 10:29:19,013 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-17 10:29:19,014 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-17 10:29:19,014 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-17 10:29:19,014 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-17 10:29:19,014 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-17 10:29:19,015 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-17 10:29:19,015 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-17 10:29:19,015 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-17 10:29:19,015 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-17 10:29:19,015 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-17 10:29:19,016 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-17 10:29:19,016 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-17 10:29:19,016 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-17 10:29:19,016 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-17 10:29:19,016 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-17 10:29:19,017 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-17 10:29:19,017 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-17 10:29:19,017 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-17 10:29:19,017 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-17 10:29:19,017 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-17 10:29:19,018 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-17 10:29:19,018 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-17 10:29:19,018 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-17 10:29:19,018 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-17 10:29:19,018 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-17 10:29:19,018 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-17 10:29:19,019 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-17 10:29:19,019 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-17 10:29:19,019 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-17 10:29:19,020 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-09-17 10:29:19,020 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-17 10:29:19,020 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-17 10:29:19,020 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-17 10:29:19,020 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-17 10:29:19,021 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-17 10:29:19,021 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-17 10:29:19,021 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-17 10:29:19,021 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-17 10:29:19,021 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-17 10:29:19,021 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-17 10:29:19,022 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-17 10:29:19,022 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-17 10:29:19,022 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-17 10:29:19,023 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-17 10:29:19,023 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-17 10:29:19,023 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-17 10:29:19,024 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-17 10:29:19,024 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-17 10:29:19,024 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-17 10:29:19,025 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-17 10:29:19,025 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-17 10:29:19,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-17 10:29:19,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-17 10:29:19,025 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-17 10:29:19,025 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-17 10:29:19,026 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-17 10:29:19,026 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-17 10:29:19,027 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-17 10:29:19,027 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-17 10:29:19,027 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-17 10:29:19,027 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-17 10:29:19,027 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-17 10:29:19,027 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-17 10:29:19,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-17 10:29:19,028 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-17 10:29:20,659 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-17 10:29:20,659 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-17 10:29:20,660 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 10:29:20 BoogieIcfgContainer [2019-09-17 10:29:20,661 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-17 10:29:20,661 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-17 10:29:20,661 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-17 10:29:20,661 INFO L275 PluginConnector]: Sifa initialized [2019-09-17 10:29:20,663 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 10:29:20" (1/1) ... [2019-09-17 10:29:20,663 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 10:29:20,689 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-17 10:29:20,690 INFO L169 IcfgInterpreter]: Building call graph [2019-09-17 10:29:20,702 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-17 10:29:20,715 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-17 10:29:20,720 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-17 10:29:45,551 WARN L191 SmtUtils]: Spent 14.24 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-17 10:29:47,074 WARN L191 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-17 10:29:50,821 WARN L191 SmtUtils]: Spent 3.74 s on a formula simplification. DAG size of input: 472 DAG size of output: 422 [2019-09-17 10:29:51,100 WARN L191 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2019-09-17 10:29:51,114 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 114 for LOIs [2019-09-17 10:29:51,175 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 114 for LOIs [2019-09-17 10:29:51,182 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 114 for LOIs [2019-09-17 10:29:52,134 WARN L191 SmtUtils]: Spent 882.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 124 [2019-09-17 10:29:53,049 WARN L191 SmtUtils]: Spent 911.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 124 [2019-09-17 10:29:53,378 WARN L191 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-09-17 10:29:54,436 WARN L191 SmtUtils]: Spent 991.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2019-09-17 10:29:54,799 WARN L191 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 10:29:56,002 WARN L191 SmtUtils]: Spent 928.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 129 [2019-09-17 10:29:56,987 WARN L191 SmtUtils]: Spent 969.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:29:57,308 WARN L191 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-17 10:29:57,622 WARN L191 SmtUtils]: Spent 312.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-17 10:29:58,593 WARN L191 SmtUtils]: Spent 934.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2019-09-17 10:29:58,908 WARN L191 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-09-17 10:29:59,799 WARN L191 SmtUtils]: Spent 858.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 128 [2019-09-17 10:30:00,714 WARN L191 SmtUtils]: Spent 897.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 10:30:01,028 WARN L191 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-09-17 10:30:01,338 WARN L191 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-09-17 10:30:02,334 WARN L191 SmtUtils]: Spent 946.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2019-09-17 10:30:03,275 WARN L191 SmtUtils]: Spent 939.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2019-09-17 10:30:03,587 WARN L191 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-09-17 10:30:03,906 WARN L191 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-09-17 10:30:04,233 WARN L191 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-09-17 10:30:05,225 WARN L191 SmtUtils]: Spent 977.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2019-09-17 10:30:05,567 WARN L191 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 10:30:06,494 WARN L191 SmtUtils]: Spent 911.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 129 [2019-09-17 10:30:07,434 WARN L191 SmtUtils]: Spent 929.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 10:30:07,757 WARN L191 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-17 10:30:08,065 WARN L191 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-17 10:30:09,036 WARN L191 SmtUtils]: Spent 948.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2019-09-17 10:30:09,354 WARN L191 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-09-17 10:30:10,254 WARN L191 SmtUtils]: Spent 888.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 128 [2019-09-17 10:30:11,150 WARN L191 SmtUtils]: Spent 881.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 10:30:11,470 WARN L191 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-09-17 10:30:11,775 WARN L191 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-09-17 10:30:12,722 WARN L191 SmtUtils]: Spent 925.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2019-09-17 10:30:13,036 WARN L191 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-09-17 10:30:13,039 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-09-17 10:30:13,042 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 105 for LOIs [2019-09-17 10:30:13,682 WARN L191 SmtUtils]: Spent 626.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 99 [2019-09-17 10:30:14,302 WARN L191 SmtUtils]: Spent 618.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 99 [2019-09-17 10:30:15,008 WARN L191 SmtUtils]: Spent 700.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 99 [2019-09-17 10:30:15,009 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification4_spec__1 with input of size 99 for LOIs [2019-09-17 10:30:15,016 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 99 for LOIs [2019-09-17 10:30:15,248 WARN L191 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2019-09-17 10:30:15,249 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-17 10:30:15,249 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-17 10:30:15,251 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 384#(and (<= |#t~string58.offset| 0) (<= 0 |#t~string62.offset|) (<= |#t~string22.offset| 0) (<= ~head~0.base 0) (<= 0 ~head~0.offset) (<= 0 |#NULL.base|) (<= 0 |#t~string70.offset|) (<= |#t~string67.offset| 0) (<= 0 |#t~string20.offset|) (<= ~systemActive~0 1) (<= 0 |#t~string22.offset|) (<= ~head~0.offset 0) (<= 0 |#t~string32.offset|) (<= 0 |#t~string18.offset|) (<= 0 |#t~string67.offset|) (<= 0 |#t~string60.offset|) (<= |#t~string70.offset| 0) (<= 0 |#t~string59.offset|) (<= |#t~string24.offset| 0) (<= |#t~string57.offset| 0) (<= 0 |#t~string69.offset|) (<= 0 |#t~string26.offset|) (<= 0 ~head~0.base) (<= 0 |#t~string6.offset|) (<= 0 |#t~string8.offset|) (<= |#NULL.offset| 0) (<= 0 ~methaneLevelCritical~0) (<= 0 |#t~string10.offset|) (<= |#t~string71.offset| 0) (<= |#t~string6.offset| 0) (<= |#t~string18.offset| 0) (<= 0 |#t~string61.offset|) (<= |#t~string66.offset| 0) (<= |#t~string61.offset| 0) (<= |#t~string59.offset| 0) (<= 0 |#NULL.offset|) (<= |#t~string30.offset| 0) (<= |#t~string69.offset| 0) (<= |#t~string32.offset| 0) (<= |#t~string60.offset| 0) (<= ~cleanupTimeShifts~0 4) (<= |#t~string62.offset| 0) (<= 0 |#t~string4.offset|) (<= ~methaneLevelCritical~0 1) (<= |#NULL.base| 0) (<= 0 |#t~string66.offset|) (<= |#t~string28.offset| 0) (<= 0 |#t~string30.offset|) (<= 0 |#t~string71.offset|) (<= 0 |#t~string12.offset|) (<= 4 ~cleanupTimeShifts~0) (<= |#t~string10.offset| 0) (<= |#t~string12.offset| 0) (<= |#t~string68.offset| 0) (<= 0 |#t~string24.offset|) (<= 0 |#t~string58.offset|) (<= 0 |#t~string57.offset|) (<= |#t~string4.offset| 0) (<= |#t~string26.offset| 0) (<= |#t~string20.offset| 0) (<= 0 |#t~string68.offset|) (<= |#t~string8.offset| 0) (<= 0 |#t~string28.offset|)) [2019-09-17 10:30:15,268 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-17 10:30:15,268 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-17 10:30:15,271 INFO L168 Benchmark]: Toolchain (without parser) took 57164.33 ms. Allocated memory was 138.9 MB in the beginning and 627.0 MB in the end (delta: 488.1 MB). Free memory was 85.2 MB in the beginning and 111.9 MB in the end (delta: -26.7 MB). Peak memory consumption was 461.4 MB. Max. memory is 7.1 GB. [2019-09-17 10:30:15,272 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 138.9 MB. Free memory was 104.9 MB in the beginning and 104.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-17 10:30:15,274 INFO L168 Benchmark]: CACSL2BoogieTranslator took 699.88 ms. Allocated memory was 138.9 MB in the beginning and 197.7 MB in the end (delta: 58.7 MB). Free memory was 85.0 MB in the beginning and 163.3 MB in the end (delta: -78.3 MB). Peak memory consumption was 22.7 MB. Max. memory is 7.1 GB. [2019-09-17 10:30:15,276 INFO L168 Benchmark]: Boogie Preprocessor took 115.33 ms. Allocated memory is still 197.7 MB. Free memory was 163.3 MB in the beginning and 158.8 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. [2019-09-17 10:30:15,282 INFO L168 Benchmark]: RCFGBuilder took 1738.41 ms. Allocated memory was 197.7 MB in the beginning and 220.7 MB in the end (delta: 23.1 MB). Free memory was 158.8 MB in the beginning and 143.0 MB in the end (delta: 15.8 MB). Peak memory consumption was 91.8 MB. Max. memory is 7.1 GB. [2019-09-17 10:30:15,282 INFO L168 Benchmark]: Sifa took 54607.54 ms. Allocated memory was 220.7 MB in the beginning and 627.0 MB in the end (delta: 406.3 MB). Free memory was 143.0 MB in the beginning and 111.9 MB in the end (delta: 31.0 MB). Peak memory consumption was 437.4 MB. Max. memory is 7.1 GB. [2019-09-17 10:30:15,287 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 138.9 MB. Free memory was 104.9 MB in the beginning and 104.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 699.88 ms. Allocated memory was 138.9 MB in the beginning and 197.7 MB in the end (delta: 58.7 MB). Free memory was 85.0 MB in the beginning and 163.3 MB in the end (delta: -78.3 MB). Peak memory consumption was 22.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 115.33 ms. Allocated memory is still 197.7 MB. Free memory was 163.3 MB in the beginning and 158.8 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1738.41 ms. Allocated memory was 197.7 MB in the beginning and 220.7 MB in the end (delta: 23.1 MB). Free memory was 158.8 MB in the beginning and 143.0 MB in the end (delta: 15.8 MB). Peak memory consumption was 91.8 MB. Max. memory is 7.1 GB. * Sifa took 54607.54 ms. Allocated memory was 220.7 MB in the beginning and 627.0 MB in the end (delta: 406.3 MB). Free memory was 143.0 MB in the beginning and 111.9 MB in the end (delta: 31.0 MB). Peak memory consumption was 437.4 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]: 54562, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 249, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 162, TOOLS_POST_TIME[ms]: 30091, TOOLS_POST_CALL_APPLICATIONS: 70, TOOLS_POST_CALL_TIME[ms]: 139, TOOLS_POST_RETURN_APPLICATIONS: 63, TOOLS_POST_RETURN_TIME[ms]: 67, TOOLS_QUANTIFIERELIM_APPLICATIONS: 294, TOOLS_QUANTIFIERELIM_TIME[ms]: 30196, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 30026, FLUID_QUERY_TIME[ms]: 11, FLUID_QUERIES: 253, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 85, DOMAIN_JOIN_TIME[ms]: 23873, 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]: 26, DOMAIN_ISBOTTOM_APPLICATIONS: 51, DOMAIN_ISBOTTOM_TIME[ms]: 194, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 15514, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 15513, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 4, CALL_SUMMARIZER_APPLICATIONS: 63, CALL_SUMMARIZER_CACHE_MISSES: 27, CALL_SUMMARIZER_OVERALL_TIME[ms]: 30643, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 30642, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 8, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 38, DAG_COMPRESSION_PROCESSED_NODES: 424, DAG_COMPRESSION_RETAINED_NODES: 228 - UnprovableResult [Line: 602]: 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 384#(and (<= |#t~string58.offset| 0) (<= 0 |#t~string62.offset|) (<= |#t~string22.offset| 0) (<= ~head~0.base 0) (<= 0 ~head~0.offset) (<= 0 |#NULL.base|) (<= 0 |#t~string70.offset|) (<= |#t~string67.offset| 0) (<= 0 |#t~string20.offset|) (<= ~systemActive~0 1) (<= 0 |#t~string22.offset|) (<= ~head~0.offset 0) (<= 0 |#t~string32.offset|) (<= 0 |#t~string18.offset|) (<= 0 |#t~string67.offset|) (<= 0 |#t~string60.offset|) (<= |#t~string70.offset| 0) (<= 0 |#t~string59.offset|) (<= |#t~string24.offset| 0) (<= |#t~string57.offset| 0) (<= 0 |#t~string69.offset|) (<= 0 |#t~string26.offset|) (<= 0 ~head~0.base) (<= 0 |#t~string6.offset|) (<= 0 |#t~string8.offset|) (<= |#NULL.offset| 0) (<= 0 ~methaneLevelCritical~0) (<= 0 |#t~string10.offset|) (<= |#t~string71.offset| 0) (<= |#t~string6.offset| 0) (<= |#t~string18.offset| 0) (<= 0 |#t~string61.offset|) (<= |#t~string66.offset| 0) (<= |#t~string61.offset| 0) (<= |#t~string59.offset| 0) (<= 0 |#NULL.offset|) (<= |#t~string30.offset| 0) (<= |#t~string69.offset| 0) (<= |#t~string32.offset| 0) (<= |#t~string60.offset| 0) (<= ~cleanupTimeShifts~0 4) (<= |#t~string62.offset| 0) (<= 0 |#t~string4.offset|) (<= ~methaneLevelCritical~0 1) (<= |#NULL.base| 0) (<= 0 |#t~string66.offset|) (<= |#t~string28.offset| 0) (<= 0 |#t~string30.offset|) (<= 0 |#t~string71.offset|) (<= 0 |#t~string12.offset|) (<= 4 ~cleanupTimeShifts~0) (<= |#t~string10.offset| 0) (<= |#t~string12.offset| 0) (<= |#t~string68.offset| 0) (<= 0 |#t~string24.offset|) (<= 0 |#t~string58.offset|) (<= 0 |#t~string57.offset|) (<= |#t~string4.offset| 0) (<= |#t~string26.offset| 0) (<= |#t~string20.offset| 0) (<= 0 |#t~string68.offset|) (<= |#t~string8.offset| 0) (<= 0 |#t~string28.offset|)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...