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_spec4_product14.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-673a906-m [2019-10-04 12:48:13,311 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-04 12:48:13,313 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-04 12:48:13,331 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-04 12:48:13,331 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-04 12:48:13,332 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-04 12:48:13,333 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-04 12:48:13,335 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-04 12:48:13,337 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-04 12:48:13,341 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-04 12:48:13,342 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-04 12:48:13,343 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-04 12:48:13,347 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-04 12:48:13,348 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-04 12:48:13,349 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-04 12:48:13,352 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-04 12:48:13,355 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-04 12:48:13,357 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-04 12:48:13,360 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-04 12:48:13,362 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-04 12:48:13,363 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-04 12:48:13,364 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-04 12:48:13,366 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-04 12:48:13,367 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-04 12:48:13,369 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-04 12:48:13,370 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-04 12:48:13,370 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-04 12:48:13,371 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-04 12:48:13,371 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-04 12:48:13,374 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-04 12:48:13,374 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-04 12:48:13,375 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-04 12:48:13,376 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-04 12:48:13,377 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-04 12:48:13,381 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-04 12:48:13,381 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-04 12:48:13,382 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-04 12:48:13,382 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-04 12:48:13,382 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-04 12:48:13,384 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-04 12:48:13,386 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-04 12:48:13,387 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 [2019-10-04 12:48:13,403 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-04 12:48:13,403 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-04 12:48:13,406 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-04 12:48:13,407 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-04 12:48:13,407 INFO L138 SettingsManager]: * Use SBE=true [2019-10-04 12:48:13,407 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-04 12:48:13,407 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-04 12:48:13,408 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-04 12:48:13,408 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-04 12:48:13,408 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-04 12:48:13,408 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-04 12:48:13,408 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-04 12:48:13,409 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-04 12:48:13,409 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-04 12:48:13,409 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-04 12:48:13,409 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-04 12:48:13,409 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-04 12:48:13,410 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-04 12:48:13,410 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-04 12:48:13,410 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-04 12:48:13,410 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-04 12:48:13,410 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-04 12:48:13,411 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-04 12:48:13,411 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-04 12:48:13,413 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-04 12:48:13,413 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-04 12:48:13,413 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-04 12:48:13,414 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-04 12:48:13,414 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 [2019-10-04 12:48:13,475 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-04 12:48:13,493 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-04 12:48:13,499 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-04 12:48:13,500 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-04 12:48:13,501 INFO L275 PluginConnector]: CDTParser initialized [2019-10-04 12:48:13,502 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product14.cil.c [2019-10-04 12:48:13,574 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eb0e1672d/dcff01bc77784042be93d051b6b0f202/FLAG7641a42da [2019-10-04 12:48:14,133 INFO L306 CDTParser]: Found 1 translation units. [2019-10-04 12:48:14,137 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product14.cil.c [2019-10-04 12:48:14,156 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eb0e1672d/dcff01bc77784042be93d051b6b0f202/FLAG7641a42da [2019-10-04 12:48:14,423 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eb0e1672d/dcff01bc77784042be93d051b6b0f202 [2019-10-04 12:48:14,432 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-04 12:48:14,434 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-04 12:48:14,435 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-04 12:48:14,435 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-04 12:48:14,439 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-04 12:48:14,440 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.10 12:48:14" (1/1) ... [2019-10-04 12:48:14,442 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d2dc4b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 12:48:14, skipping insertion in model container [2019-10-04 12:48:14,443 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.10 12:48:14" (1/1) ... [2019-10-04 12:48:14,449 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-04 12:48:14,504 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-04 12:48:14,986 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-04 12:48:15,006 INFO L188 MainTranslator]: Completed pre-run [2019-10-04 12:48:15,106 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-04 12:48:15,157 INFO L192 MainTranslator]: Completed translation [2019-10-04 12:48:15,157 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 12:48:15 WrapperNode [2019-10-04 12:48:15,158 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-04 12:48:15,158 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-04 12:48:15,159 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-04 12:48:15,159 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-04 12:48:15,173 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 12:48:15" (1/1) ... [2019-10-04 12:48:15,173 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 12:48:15" (1/1) ... [2019-10-04 12:48:15,193 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 12:48:15" (1/1) ... [2019-10-04 12:48:15,194 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 12:48:15" (1/1) ... [2019-10-04 12:48:15,221 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 12:48:15" (1/1) ... [2019-10-04 12:48:15,231 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 12:48:15" (1/1) ... [2019-10-04 12:48:15,237 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 12:48:15" (1/1) ... [2019-10-04 12:48:15,245 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-04 12:48:15,246 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-04 12:48:15,251 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-04 12:48:15,251 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-04 12:48:15,253 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 12:48:15" (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 [2019-10-04 12:48:15,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-04 12:48:15,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-04 12:48:15,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-04 12:48:15,326 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-04 12:48:15,326 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-04 12:48:15,327 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-04 12:48:15,327 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-04 12:48:15,327 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-04 12:48:15,327 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-04 12:48:15,327 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-04 12:48:15,327 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-04 12:48:15,328 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-04 12:48:15,328 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-04 12:48:15,328 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-04 12:48:15,328 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-04 12:48:15,328 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-04 12:48:15,328 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-04 12:48:15,328 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-04 12:48:15,329 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-04 12:48:15,329 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-04 12:48:15,329 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-04 12:48:15,329 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-10-04 12:48:15,329 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-04 12:48:15,329 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2019-10-04 12:48:15,330 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-04 12:48:15,330 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-04 12:48:15,330 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-04 12:48:15,330 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-04 12:48:15,330 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-04 12:48:15,330 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-10-04 12:48:15,331 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-04 12:48:15,331 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-04 12:48:15,331 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-04 12:48:15,331 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-04 12:48:15,331 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-04 12:48:15,332 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-04 12:48:15,332 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-10-04 12:48:15,332 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-04 12:48:15,332 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-04 12:48:15,332 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-04 12:48:15,332 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-04 12:48:15,333 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-04 12:48:15,333 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-04 12:48:15,333 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-04 12:48:15,333 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-04 12:48:15,333 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-04 12:48:15,333 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-04 12:48:15,333 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-04 12:48:15,334 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-04 12:48:15,334 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-04 12:48:15,334 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-04 12:48:15,334 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-04 12:48:15,334 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-04 12:48:15,334 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-04 12:48:15,335 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-04 12:48:15,335 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-04 12:48:15,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-04 12:48:15,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-04 12:48:15,335 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-04 12:48:15,335 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-04 12:48:15,335 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-04 12:48:15,336 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-04 12:48:15,336 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-04 12:48:15,336 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-04 12:48:15,336 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-04 12:48:15,336 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-04 12:48:15,336 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-04 12:48:15,337 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-10-04 12:48:15,337 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-04 12:48:15,337 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-04 12:48:15,337 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-04 12:48:15,337 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-04 12:48:15,337 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-04 12:48:15,338 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-04 12:48:15,338 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-04 12:48:15,338 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-10-04 12:48:15,338 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-04 12:48:15,338 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-10-04 12:48:15,338 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-04 12:48:15,339 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2019-10-04 12:48:15,339 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-04 12:48:15,339 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-04 12:48:15,339 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-04 12:48:15,339 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-04 12:48:15,339 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-04 12:48:15,339 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-04 12:48:15,340 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-04 12:48:15,340 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-04 12:48:16,800 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-04 12:48:16,800 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-04 12:48:16,802 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 12:48:16 BoogieIcfgContainer [2019-10-04 12:48:16,802 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-04 12:48:16,802 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-04 12:48:16,803 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-04 12:48:16,803 INFO L275 PluginConnector]: Sifa initialized [2019-10-04 12:48:16,804 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 12:48:16" (1/1) ... [2019-10-04 12:48:16,805 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 [2019-10-04 12:48:16,843 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-10-04 12:48:16,843 INFO L169 IcfgInterpreter]: Building call graph [2019-10-04 12:48:16,855 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-04 12:48:16,865 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-04 12:48:16,867 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-04 12:48:27,014 WARN L191 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-10-04 12:48:28,639 WARN L191 SmtUtils]: Spent 426.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-10-04 12:48:28,812 WARN L191 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-10-04 12:48:28,953 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-10-04 12:48:29,072 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-10-04 12:48:29,352 WARN L191 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 540 [2019-10-04 12:48:29,381 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 544 for LOIs [2019-10-04 12:48:29,464 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 542 for LOIs [2019-10-04 12:48:29,485 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 540 for LOIs [2019-10-04 12:48:29,741 WARN L191 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-10-04 12:48:29,930 WARN L191 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-10-04 12:48:30,523 WARN L191 SmtUtils]: Spent 503.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-10-04 12:48:30,992 WARN L191 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-10-04 12:48:31,375 WARN L191 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-10-04 12:48:31,782 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2019-10-04 12:48:32,015 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 176 [2019-10-04 12:48:32,304 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2019-10-04 12:48:34,702 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2019-10-04 12:48:36,098 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2019-10-04 12:48:37,098 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2019-10-04 12:48:37,225 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2019-10-04 12:48:37,444 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 176 [2019-10-04 12:48:37,606 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2019-10-04 12:48:39,210 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-10-04 12:48:39,213 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 140 for LOIs [2019-10-04 12:48:39,444 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification4_spec__1 with input of size 130 for LOIs [2019-10-04 12:48:39,453 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 143 for LOIs [2019-10-04 12:48:39,522 INFO L183 IcfgInterpreter]: Interpretation finished [2019-10-04 12:48:39,522 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-10-04 12:48:39,524 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 782#(and (<= |#t~string58.offset| 0) (<= |#t~string33.offset| 0) (<= 0 |#NULL.base|) (= |#t~string2.offset| 0) (<= ~systemActive~0 1) (<= 0 |#t~string40.offset|) (<= ~head~0.offset 0) (= |#t~string62.offset| 0) (= |#t~string39.offset| 0) (<= 0 |#t~string64.offset|) (= |#t~string32.offset| 0) (<= |#t~string34.offset| 0) (= 0 ~waterLevel~0) (<= 0 |#t~string60.offset|) (= |#NULL.base| 0) (= |#t~string38.offset| 0) (<= |#t~string39.offset| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 ~head~0.base) (<= 0 |#t~string6.offset|) (<= 0 |#t~string42.offset|) (<= 0 ~methaneLevelCritical~0) (<= 0 |#t~string39.offset|) (<= 0 |#t~string10.offset|) (<= |#t~string64.offset| 0) (<= 0 (+ ~waterLevel~0 2147483648)) (<= |#t~string40.offset| 0) (<= 0 ~waterLevel~0) (<= 0 |#t~string43.offset|) (= |#t~string8.offset| 0) (= |#t~string56.offset| 0) (= |#t~string29.offset| 0) (<= |#t~string41.offset| 0) (<= |#t~string66.offset| 0) (= |#t~string4.offset| 0) (= |#t~string42.offset| 0) (<= 0 |#t~string33.offset|) (<= 0 |#NULL.offset|) (= |#t~string66.offset| 0) (<= |#t~string60.offset| 0) (= |#t~string64.offset| 0) (= ~head~0.base 0) (<= ~cleanupTimeShifts~0 4) (= ~cleanupTimeShifts~0 4) (= |#t~string68.offset| 0) (= |#t~string33.offset| 0) (<= 0 |#t~string38.offset|) (<= |#NULL.base| 0) (<= 1 ~systemActive~0) (<= 4 ~cleanupTimeShifts~0) (<= |#t~string10.offset| 0) (= |#t~string31.offset| 0) (<= |#t~string38.offset| 0) (<= |#t~string68.offset| 0) (= |#t~string40.offset| 0) (= |#NULL.offset| 0) (<= |#t~string4.offset| 0) (<= |#t~string8.offset| 0) (<= 0 |#t~string62.offset|) (<= ~head~0.base 0) (<= 0 ~head~0.offset) (= |#t~string34.offset| 0) (<= |#t~string31.offset| 0) (= |#t~string10.offset| 0) (not (= ~pumpRunning~0 0)) (<= 0 |#t~string32.offset|) (<= ~waterLevel~0 2147483647) (= |#t~string30.offset| 0) (<= ~waterLevel~0 0) (= |#t~string43.offset| 0) (<= |#t~string56.offset| 0) (<= 0 |#t~string8.offset|) (<= |#NULL.offset| 0) (= ~head~0.offset 0) (<= |#t~string6.offset| 0) (<= ~pumpRunning~0 2147483647) (<= 0 |#t~string41.offset|) (<= 0 |#t~string2.offset|) (<= 0 |#t~string56.offset|) (<= |#t~string42.offset| 0) (= |#t~string54.offset| 0) (<= 0 |#t~string54.offset|) (= |#t~string58.offset| 0) (<= |#t~string30.offset| 0) (<= |#t~string32.offset| 0) (<= 0 |#t~string29.offset|) (<= |#t~string62.offset| 0) (<= |#t~string43.offset| 0) (<= 0 |#t~string4.offset|) (<= ~methaneLevelCritical~0 1) (<= 0 |#t~string66.offset|) (<= 0 |#t~string30.offset|) (<= 0 |#t~string31.offset|) (= |#t~string60.offset| 0) (= |#t~string41.offset| 0) (= |#t~string6.offset| 0) (<= |#t~string54.offset| 0) (<= |#t~string29.offset| 0) (<= 0 |#t~string34.offset|) (<= |#t~string2.offset| 0) (<= 0 |#t~string58.offset|) (<= 0 |#t~string68.offset|)) [2019-10-04 12:48:39,536 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-10-04 12:48:39,536 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-10-04 12:48:39,538 INFO L168 Benchmark]: Toolchain (without parser) took 25103.90 ms. Allocated memory was 132.6 MB in the beginning and 742.4 MB in the end (delta: 609.7 MB). Free memory was 88.0 MB in the beginning and 87.2 MB in the end (delta: 774.7 kB). Peak memory consumption was 610.5 MB. Max. memory is 7.1 GB. [2019-10-04 12:48:39,539 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 132.6 MB. Free memory was 106.9 MB in the beginning and 106.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-10-04 12:48:39,541 INFO L168 Benchmark]: CACSL2BoogieTranslator took 723.16 ms. Allocated memory was 132.6 MB in the beginning and 199.2 MB in the end (delta: 66.6 MB). Free memory was 87.8 MB in the beginning and 164.7 MB in the end (delta: -76.9 MB). Peak memory consumption was 26.4 MB. Max. memory is 7.1 GB. [2019-10-04 12:48:39,541 INFO L168 Benchmark]: Boogie Preprocessor took 87.10 ms. Allocated memory is still 199.2 MB. Free memory was 164.7 MB in the beginning and 160.8 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. [2019-10-04 12:48:39,542 INFO L168 Benchmark]: RCFGBuilder took 1556.21 ms. Allocated memory was 199.2 MB in the beginning and 223.3 MB in the end (delta: 24.1 MB). Free memory was 160.8 MB in the beginning and 148.9 MB in the end (delta: 12.0 MB). Peak memory consumption was 91.1 MB. Max. memory is 7.1 GB. [2019-10-04 12:48:39,543 INFO L168 Benchmark]: Sifa took 22733.67 ms. Allocated memory was 223.3 MB in the beginning and 742.4 MB in the end (delta: 519.0 MB). Free memory was 148.9 MB in the beginning and 87.2 MB in the end (delta: 61.6 MB). Peak memory consumption was 580.7 MB. Max. memory is 7.1 GB. [2019-10-04 12:48:39,547 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 132.6 MB. Free memory was 106.9 MB in the beginning and 106.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 723.16 ms. Allocated memory was 132.6 MB in the beginning and 199.2 MB in the end (delta: 66.6 MB). Free memory was 87.8 MB in the beginning and 164.7 MB in the end (delta: -76.9 MB). Peak memory consumption was 26.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 87.10 ms. Allocated memory is still 199.2 MB. Free memory was 164.7 MB in the beginning and 160.8 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1556.21 ms. Allocated memory was 199.2 MB in the beginning and 223.3 MB in the end (delta: 24.1 MB). Free memory was 160.8 MB in the beginning and 148.9 MB in the end (delta: 12.0 MB). Peak memory consumption was 91.1 MB. Max. memory is 7.1 GB. * Sifa took 22733.67 ms. Allocated memory was 223.3 MB in the beginning and 742.4 MB in the end (delta: 519.0 MB). Free memory was 148.9 MB in the beginning and 87.2 MB in the end (delta: 61.6 MB). Peak memory consumption was 580.7 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]: 22681, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 239, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 155, TOOLS_POST_TIME[ms]: 11986, TOOLS_POST_CALL_APPLICATIONS: 69, TOOLS_POST_CALL_TIME[ms]: 220, TOOLS_POST_RETURN_APPLICATIONS: 62, TOOLS_POST_RETURN_TIME[ms]: 116, TOOLS_QUANTIFIERELIM_APPLICATIONS: 285, TOOLS_QUANTIFIERELIM_TIME[ms]: 12198, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 11876, FLUID_QUERY_TIME[ms]: 14, FLUID_QUERIES: 245, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 79, DOMAIN_JOIN_TIME[ms]: 9463, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 3, DOMAIN_WIDEN_TIME[ms]: 499, DOMAIN_ISSUBSETEQ_APPLICATIONS: 6, DOMAIN_ISSUBSETEQ_TIME[ms]: 16, DOMAIN_ISBOTTOM_APPLICATIONS: 45, DOMAIN_ISBOTTOM_TIME[ms]: 198, LOOP_SUMMARIZER_APPLICATIONS: 3, LOOP_SUMMARIZER_CACHE_MISSES: 3, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 6333, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 6332, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 6, CALL_SUMMARIZER_APPLICATIONS: 62, CALL_SUMMARIZER_CACHE_MISSES: 21, CALL_SUMMARIZER_OVERALL_TIME[ms]: 12621, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 12620, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 42, DAG_COMPRESSION_PROCESSED_NODES: 392, DAG_COMPRESSION_RETAINED_NODES: 201 - UnprovableResult [Line: 767]: 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 782#(and (<= |#t~string58.offset| 0) (<= |#t~string33.offset| 0) (<= 0 |#NULL.base|) (= |#t~string2.offset| 0) (<= ~systemActive~0 1) (<= 0 |#t~string40.offset|) (<= ~head~0.offset 0) (= |#t~string62.offset| 0) (= |#t~string39.offset| 0) (<= 0 |#t~string64.offset|) (= |#t~string32.offset| 0) (<= |#t~string34.offset| 0) (= 0 ~waterLevel~0) (<= 0 |#t~string60.offset|) (= |#NULL.base| 0) (= |#t~string38.offset| 0) (<= |#t~string39.offset| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 ~head~0.base) (<= 0 |#t~string6.offset|) (<= 0 |#t~string42.offset|) (<= 0 ~methaneLevelCritical~0) (<= 0 |#t~string39.offset|) (<= 0 |#t~string10.offset|) (<= |#t~string64.offset| 0) (<= 0 (+ ~waterLevel~0 2147483648)) (<= |#t~string40.offset| 0) (<= 0 ~waterLevel~0) (<= 0 |#t~string43.offset|) (= |#t~string8.offset| 0) (= |#t~string56.offset| 0) (= |#t~string29.offset| 0) (<= |#t~string41.offset| 0) (<= |#t~string66.offset| 0) (= |#t~string4.offset| 0) (= |#t~string42.offset| 0) (<= 0 |#t~string33.offset|) (<= 0 |#NULL.offset|) (= |#t~string66.offset| 0) (<= |#t~string60.offset| 0) (= |#t~string64.offset| 0) (= ~head~0.base 0) (<= ~cleanupTimeShifts~0 4) (= ~cleanupTimeShifts~0 4) (= |#t~string68.offset| 0) (= |#t~string33.offset| 0) (<= 0 |#t~string38.offset|) (<= |#NULL.base| 0) (<= 1 ~systemActive~0) (<= 4 ~cleanupTimeShifts~0) (<= |#t~string10.offset| 0) (= |#t~string31.offset| 0) (<= |#t~string38.offset| 0) (<= |#t~string68.offset| 0) (= |#t~string40.offset| 0) (= |#NULL.offset| 0) (<= |#t~string4.offset| 0) (<= |#t~string8.offset| 0) (<= 0 |#t~string62.offset|) (<= ~head~0.base 0) (<= 0 ~head~0.offset) (= |#t~string34.offset| 0) (<= |#t~string31.offset| 0) (= |#t~string10.offset| 0) (not (= ~pumpRunning~0 0)) (<= 0 |#t~string32.offset|) (<= ~waterLevel~0 2147483647) (= |#t~string30.offset| 0) (<= ~waterLevel~0 0) (= |#t~string43.offset| 0) (<= |#t~string56.offset| 0) (<= 0 |#t~string8.offset|) (<= |#NULL.offset| 0) (= ~head~0.offset 0) (<= |#t~string6.offset| 0) (<= ~pumpRunning~0 2147483647) (<= 0 |#t~string41.offset|) (<= 0 |#t~string2.offset|) (<= 0 |#t~string56.offset|) (<= |#t~string42.offset| 0) (= |#t~string54.offset| 0) (<= 0 |#t~string54.offset|) (= |#t~string58.offset| 0) (<= |#t~string30.offset| 0) (<= |#t~string32.offset| 0) (<= 0 |#t~string29.offset|) (<= |#t~string62.offset| 0) (<= |#t~string43.offset| 0) (<= 0 |#t~string4.offset|) (<= ~methaneLevelCritical~0 1) (<= 0 |#t~string66.offset|) (<= 0 |#t~string30.offset|) (<= 0 |#t~string31.offset|) (= |#t~string60.offset| 0) (= |#t~string41.offset| 0) (= |#t~string6.offset| 0) (<= |#t~string54.offset| 0) (<= |#t~string29.offset| 0) (<= 0 |#t~string34.offset|) (<= |#t~string2.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...