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_product19.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-14 02:52:19,235 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-14 02:52:19,239 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-14 02:52:19,258 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-14 02:52:19,258 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-14 02:52:19,260 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-14 02:52:19,262 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-14 02:52:19,275 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-14 02:52:19,277 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-14 02:52:19,280 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-14 02:52:19,281 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-14 02:52:19,283 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-14 02:52:19,283 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-14 02:52:19,286 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-14 02:52:19,287 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-14 02:52:19,288 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-14 02:52:19,289 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-14 02:52:19,290 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-14 02:52:19,291 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-14 02:52:19,293 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-14 02:52:19,295 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-14 02:52:19,296 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-14 02:52:19,297 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-14 02:52:19,297 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-14 02:52:19,300 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-14 02:52:19,300 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-14 02:52:19,300 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-14 02:52:19,301 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-14 02:52:19,301 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-14 02:52:19,302 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-14 02:52:19,303 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-14 02:52:19,303 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-14 02:52:19,304 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-14 02:52:19,305 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-14 02:52:19,306 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-14 02:52:19,306 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-14 02:52:19,307 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-14 02:52:19,307 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-14 02:52:19,307 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-14 02:52:19,308 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-14 02:52:19,309 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-14 02:52:19,310 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-14 02:52:19,324 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-14 02:52:19,324 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-14 02:52:19,326 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-14 02:52:19,326 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-14 02:52:19,326 INFO L138 SettingsManager]: * Use SBE=true [2019-10-14 02:52:19,326 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-14 02:52:19,327 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-14 02:52:19,327 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-14 02:52:19,327 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-14 02:52:19,327 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-14 02:52:19,327 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-14 02:52:19,328 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-14 02:52:19,328 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-14 02:52:19,328 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-14 02:52:19,328 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-14 02:52:19,328 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-14 02:52:19,329 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-14 02:52:19,329 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-14 02:52:19,329 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-14 02:52:19,329 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-14 02:52:19,329 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-14 02:52:19,330 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-14 02:52:19,330 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-14 02:52:19,330 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-14 02:52:19,330 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-14 02:52:19,330 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-14 02:52:19,331 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-14 02:52:19,331 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-14 02:52:19,331 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-10-14 02:52:19,616 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-14 02:52:19,629 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-14 02:52:19,635 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-14 02:52:19,638 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-14 02:52:19,639 INFO L275 PluginConnector]: CDTParser initialized [2019-10-14 02:52:19,639 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product19.cil.c [2019-10-14 02:52:19,716 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cbc355b93/01dc55acaa8d4631b482a9bfbb1b4243/FLAGd7c37f513 [2019-10-14 02:52:20,292 INFO L306 CDTParser]: Found 1 translation units. [2019-10-14 02:52:20,293 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product19.cil.c [2019-10-14 02:52:20,307 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cbc355b93/01dc55acaa8d4631b482a9bfbb1b4243/FLAGd7c37f513 [2019-10-14 02:52:20,584 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cbc355b93/01dc55acaa8d4631b482a9bfbb1b4243 [2019-10-14 02:52:20,595 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-14 02:52:20,596 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-14 02:52:20,597 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-14 02:52:20,598 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-14 02:52:20,601 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-14 02:52:20,602 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 02:52:20" (1/1) ... [2019-10-14 02:52:20,604 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b043f65 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:52:20, skipping insertion in model container [2019-10-14 02:52:20,605 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 02:52:20" (1/1) ... [2019-10-14 02:52:20,612 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-14 02:52:20,658 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-14 02:52:21,058 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 02:52:21,084 INFO L188 MainTranslator]: Completed pre-run [2019-10-14 02:52:21,249 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 02:52:21,283 INFO L192 MainTranslator]: Completed translation [2019-10-14 02:52:21,284 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:52:21 WrapperNode [2019-10-14 02:52:21,284 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-14 02:52:21,284 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-14 02:52:21,285 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-14 02:52:21,285 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-14 02:52:21,298 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:52:21" (1/1) ... [2019-10-14 02:52:21,298 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:52:21" (1/1) ... [2019-10-14 02:52:21,323 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:52:21" (1/1) ... [2019-10-14 02:52:21,324 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:52:21" (1/1) ... [2019-10-14 02:52:21,364 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:52:21" (1/1) ... [2019-10-14 02:52:21,376 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:52:21" (1/1) ... [2019-10-14 02:52:21,381 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:52:21" (1/1) ... [2019-10-14 02:52:21,408 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-14 02:52:21,409 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-14 02:52:21,409 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-14 02:52:21,409 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-14 02:52:21,410 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:52:21" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-14 02:52:21,492 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-14 02:52:21,492 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-14 02:52:21,492 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-14 02:52:21,493 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-14 02:52:21,494 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-14 02:52:21,495 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-14 02:52:21,495 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-14 02:52:21,496 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-14 02:52:21,497 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-14 02:52:21,497 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-14 02:52:21,497 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-14 02:52:21,497 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-14 02:52:21,498 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-14 02:52:21,498 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-14 02:52:21,498 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-14 02:52:21,499 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-10-14 02:52:21,501 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-14 02:52:21,501 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-14 02:52:21,502 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-14 02:52:21,502 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-14 02:52:21,502 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-14 02:52:21,502 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-14 02:52:21,502 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-14 02:52:21,502 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-14 02:52:21,503 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-10-14 02:52:21,503 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-10-14 02:52:21,503 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-14 02:52:21,503 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-14 02:52:21,504 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-14 02:52:21,504 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-14 02:52:21,504 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-14 02:52:21,504 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-14 02:52:21,504 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-14 02:52:21,505 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-14 02:52:21,505 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-14 02:52:21,505 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-14 02:52:21,505 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-14 02:52:21,505 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-10-14 02:52:21,506 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-14 02:52:21,506 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-14 02:52:21,506 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-14 02:52:21,506 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-14 02:52:21,506 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-14 02:52:21,506 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-14 02:52:21,506 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-14 02:52:21,507 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-14 02:52:21,507 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-14 02:52:21,507 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-14 02:52:21,507 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-14 02:52:21,507 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-14 02:52:21,510 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-14 02:52:21,510 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-14 02:52:21,510 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-14 02:52:21,510 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-14 02:52:21,510 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-14 02:52:21,511 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-14 02:52:21,511 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-14 02:52:21,511 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-14 02:52:21,511 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-14 02:52:21,511 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-14 02:52:21,511 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-14 02:52:21,512 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-14 02:52:21,512 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-14 02:52:21,512 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-14 02:52:21,512 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-10-14 02:52:21,512 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-14 02:52:21,513 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-14 02:52:21,513 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-14 02:52:21,513 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-14 02:52:21,513 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-14 02:52:21,513 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-10-14 02:52:21,514 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-10-14 02:52:21,514 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-14 02:52:21,514 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-14 02:52:21,514 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-10-14 02:52:21,514 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-14 02:52:21,514 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-14 02:52:21,515 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-14 02:52:21,515 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-14 02:52:21,515 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-14 02:52:21,515 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-14 02:52:21,515 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-14 02:52:21,515 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-14 02:52:21,516 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-14 02:52:21,516 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-14 02:52:21,516 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-14 02:52:21,516 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-14 02:52:21,516 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-14 02:52:21,517 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-14 02:52:21,517 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-14 02:52:23,283 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-14 02:52:23,284 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-14 02:52:23,285 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 02:52:23 BoogieIcfgContainer [2019-10-14 02:52:23,285 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-14 02:52:23,286 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-14 02:52:23,286 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-14 02:52:23,286 INFO L275 PluginConnector]: Sifa initialized [2019-10-14 02:52:23,287 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 02:52:23" (1/1) ... [2019-10-14 02:52:23,288 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=CompoundDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=8 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-10-14 02:52:23,329 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-10-14 02:52:23,329 INFO L169 IcfgInterpreter]: Building call graph [2019-10-14 02:52:23,338 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-14 02:52:23,347 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-14 02:52:23,349 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-14 02:52:33,217 WARN L191 SmtUtils]: Spent 367.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-10-14 02:52:34,914 WARN L191 SmtUtils]: Spent 436.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-10-14 02:52:35,071 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-10-14 02:52:35,203 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-10-14 02:52:35,342 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-10-14 02:52:35,582 WARN L191 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 540 [2019-10-14 02:52:35,600 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 544 for LOIs [2019-10-14 02:52:35,652 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 542 for LOIs [2019-10-14 02:52:35,659 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 540 for LOIs [2019-10-14 02:52:36,274 WARN L191 SmtUtils]: Spent 539.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-10-14 02:52:36,846 WARN L191 SmtUtils]: Spent 457.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-10-14 02:52:37,223 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 180 [2019-10-14 02:52:37,472 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 188 [2019-10-14 02:52:37,799 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 191 [2019-10-14 02:52:38,328 WARN L191 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 591 [2019-10-14 02:52:38,512 WARN L191 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 591 [2019-10-14 02:52:38,748 WARN L191 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 592 DAG size of output: 592 [2019-10-14 02:52:39,130 WARN L191 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 605 [2019-10-14 02:52:39,560 WARN L191 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 605 [2019-10-14 02:52:40,637 WARN L191 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 594 [2019-10-14 02:52:40,790 WARN L191 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 593 [2019-10-14 02:52:41,146 WARN L191 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 605 [2019-10-14 02:52:41,540 WARN L191 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 605 [2019-10-14 02:52:42,224 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-10-14 02:52:42,226 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 136 for LOIs [2019-10-14 02:52:42,471 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification4_spec__1 with input of size 130 for LOIs [2019-10-14 02:52:42,480 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 143 for LOIs [2019-10-14 02:52:42,608 INFO L183 IcfgInterpreter]: Interpretation finished [2019-10-14 02:52:42,608 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-10-14 02:52:42,611 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 569#(and (= |#t~string50.offset| 0) (<= |#t~string58.offset| 0) (<= |#t~string22.offset| 0) (<= 0 |#NULL.base|) (= |#t~string27.offset| 0) (<= 0 |#t~string20.offset|) (<= ~systemActive~0 1) (<= 0 |#t~string52.offset|) (<= 0 |#t~string40.offset|) (<= ~head~0.offset 0) (= |#t~string62.offset| 0) (= |#t~string32.offset| 0) (= 0 ~waterLevel~0) (<= 0 |#t~string60.offset|) (= |#t~string52.offset| 0) (= |#NULL.base| 0) (= |#t~string38.offset| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 ~head~0.base) (<= 0 |#t~string42.offset|) (<= 0 ~methaneLevelCritical~0) (<= 0 |#t~string44.offset|) (<= 0 (+ ~waterLevel~0 2147483648)) (<= |#t~string40.offset| 0) (<= |#t~string18.offset| 0) (<= 0 |#t~string36.offset|) (<= 0 ~waterLevel~0) (<= |#t~string36.offset| 0) (= |#t~string20.offset| 0) (= |#t~string56.offset| 0) (= |#t~string29.offset| 0) (= |#t~string42.offset| 0) (<= 0 |#t~string48.offset|) (<= 0 |#NULL.offset|) (<= |#t~string60.offset| 0) (= ~head~0.base 0) (<= ~cleanupTimeShifts~0 4) (= ~cleanupTimeShifts~0 4) (<= 0 |#t~string50.offset|) (<= 0 |#t~string38.offset|) (<= |#NULL.base| 0) (= |#t~string18.offset| 0) (<= 4 ~cleanupTimeShifts~0) (= |#t~string31.offset| 0) (<= |#t~string38.offset| 0) (= |#t~string40.offset| 0) (= |#NULL.offset| 0) (= |#t~string23.offset| 0) (= |#t~string21.offset| 0) (<= 0 |#t~string62.offset|) (<= 0 |#t~string27.offset|) (<= ~head~0.base 0) (<= 0 |#t~string19.offset|) (<= 0 ~head~0.offset) (<= |#t~string31.offset| 0) (not (= ~pumpRunning~0 0)) (<= 0 |#t~string22.offset|) (= |#t~string28.offset| 0) (<= |#t~string52.offset| 0) (<= 0 |#t~string32.offset|) (<= ~waterLevel~0 2147483647) (<= 0 |#t~string18.offset|) (= |#t~string30.offset| 0) (<= ~waterLevel~0 0) (<= |#t~string56.offset| 0) (<= 0 |#t~string21.offset|) (<= |#NULL.offset| 0) (= |#t~string48.offset| 0) (= ~head~0.offset 0) (<= ~pumpRunning~0 2147483647) (<= |#t~string44.offset| 0) (= |#t~string36.offset| 0) (<= |#t~string27.offset| 0) (<= 0 |#t~string56.offset|) (= |#t~string44.offset| 0) (<= |#t~string21.offset| 0) (<= |#t~string42.offset| 0) (= |#t~string54.offset| 0) (<= 0 |#t~string54.offset|) (<= 0 |#t~string23.offset|) (= |#t~string58.offset| 0) (<= |#t~string30.offset| 0) (<= |#t~string32.offset| 0) (= |#t~string19.offset| 0) (<= 0 |#t~string29.offset|) (<= |#t~string62.offset| 0) (<= 0 ~systemActive~0) (<= |#t~string50.offset| 0) (<= ~methaneLevelCritical~0 1) (<= |#t~string28.offset| 0) (<= 0 |#t~string30.offset|) (<= 0 |#t~string31.offset|) (<= |#t~string23.offset| 0) (= |#t~string60.offset| 0) (= |#t~string22.offset| 0) (<= |#t~string48.offset| 0) (<= |#t~string54.offset| 0) (<= |#t~string29.offset| 0) (<= |#t~string19.offset| 0) (<= 0 |#t~string58.offset|) (<= |#t~string20.offset| 0) (<= 0 |#t~string28.offset|)) [2019-10-14 02:52:42,628 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-10-14 02:52:42,628 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-10-14 02:52:42,630 INFO L168 Benchmark]: Toolchain (without parser) took 22033.33 ms. Allocated memory was 145.8 MB in the beginning and 586.2 MB in the end (delta: 440.4 MB). Free memory was 102.3 MB in the beginning and 98.3 MB in the end (delta: 3.9 MB). Peak memory consumption was 444.3 MB. Max. memory is 7.1 GB. [2019-10-14 02:52:42,631 INFO L168 Benchmark]: CDTParser took 1.29 ms. Allocated memory is still 145.8 MB. Free memory was 122.0 MB in the beginning and 121.8 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-10-14 02:52:42,635 INFO L168 Benchmark]: CACSL2BoogieTranslator took 686.77 ms. Allocated memory was 145.8 MB in the beginning and 202.9 MB in the end (delta: 57.1 MB). Free memory was 102.1 MB in the beginning and 170.2 MB in the end (delta: -68.1 MB). Peak memory consumption was 20.6 MB. Max. memory is 7.1 GB. [2019-10-14 02:52:42,636 INFO L168 Benchmark]: Boogie Preprocessor took 123.74 ms. Allocated memory is still 202.9 MB. Free memory was 170.2 MB in the beginning and 166.2 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2019-10-14 02:52:42,637 INFO L168 Benchmark]: RCFGBuilder took 1876.82 ms. Allocated memory was 202.9 MB in the beginning and 234.9 MB in the end (delta: 32.0 MB). Free memory was 166.2 MB in the beginning and 148.5 MB in the end (delta: 17.7 MB). Peak memory consumption was 81.8 MB. Max. memory is 7.1 GB. [2019-10-14 02:52:42,639 INFO L168 Benchmark]: Sifa took 19342.18 ms. Allocated memory was 234.9 MB in the beginning and 586.2 MB in the end (delta: 351.3 MB). Free memory was 148.5 MB in the beginning and 98.3 MB in the end (delta: 50.1 MB). Peak memory consumption was 401.4 MB. Max. memory is 7.1 GB. [2019-10-14 02:52:42,643 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.29 ms. Allocated memory is still 145.8 MB. Free memory was 122.0 MB in the beginning and 121.8 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 686.77 ms. Allocated memory was 145.8 MB in the beginning and 202.9 MB in the end (delta: 57.1 MB). Free memory was 102.1 MB in the beginning and 170.2 MB in the end (delta: -68.1 MB). Peak memory consumption was 20.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 123.74 ms. Allocated memory is still 202.9 MB. Free memory was 170.2 MB in the beginning and 166.2 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1876.82 ms. Allocated memory was 202.9 MB in the beginning and 234.9 MB in the end (delta: 32.0 MB). Free memory was 166.2 MB in the beginning and 148.5 MB in the end (delta: 17.7 MB). Peak memory consumption was 81.8 MB. Max. memory is 7.1 GB. * Sifa took 19342.18 ms. Allocated memory was 234.9 MB in the beginning and 586.2 MB in the end (delta: 351.3 MB). Free memory was 148.5 MB in the beginning and 98.3 MB in the end (delta: 50.1 MB). Peak memory consumption was 401.4 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]: 19283, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 182, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 122, TOOLS_POST_TIME[ms]: 11732, TOOLS_POST_CALL_APPLICATIONS: 52, TOOLS_POST_CALL_TIME[ms]: 147, TOOLS_POST_RETURN_APPLICATIONS: 45, TOOLS_POST_RETURN_TIME[ms]: 78, TOOLS_QUANTIFIERELIM_APPLICATIONS: 218, TOOLS_QUANTIFIERELIM_TIME[ms]: 11864, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 11660, FLUID_QUERY_TIME[ms]: 13, FLUID_QUERIES: 184, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 59, DOMAIN_JOIN_TIME[ms]: 6360, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 1, DOMAIN_WIDEN_TIME[ms]: 640, DOMAIN_ISSUBSETEQ_APPLICATIONS: 2, DOMAIN_ISSUBSETEQ_TIME[ms]: 18, DOMAIN_ISBOTTOM_APPLICATIONS: 37, DOMAIN_ISBOTTOM_TIME[ms]: 179, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 4746, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 4746, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 2, CALL_SUMMARIZER_APPLICATIONS: 45, CALL_SUMMARIZER_CACHE_MISSES: 21, CALL_SUMMARIZER_OVERALL_TIME[ms]: 12336, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 12335, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 23, DAG_COMPRESSION_PROCESSED_NODES: 316, DAG_COMPRESSION_RETAINED_NODES: 180 - UnprovableResult [Line: 680]: 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 569#(and (= |#t~string50.offset| 0) (<= |#t~string58.offset| 0) (<= |#t~string22.offset| 0) (<= 0 |#NULL.base|) (= |#t~string27.offset| 0) (<= 0 |#t~string20.offset|) (<= ~systemActive~0 1) (<= 0 |#t~string52.offset|) (<= 0 |#t~string40.offset|) (<= ~head~0.offset 0) (= |#t~string62.offset| 0) (= |#t~string32.offset| 0) (= 0 ~waterLevel~0) (<= 0 |#t~string60.offset|) (= |#t~string52.offset| 0) (= |#NULL.base| 0) (= |#t~string38.offset| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 ~head~0.base) (<= 0 |#t~string42.offset|) (<= 0 ~methaneLevelCritical~0) (<= 0 |#t~string44.offset|) (<= 0 (+ ~waterLevel~0 2147483648)) (<= |#t~string40.offset| 0) (<= |#t~string18.offset| 0) (<= 0 |#t~string36.offset|) (<= 0 ~waterLevel~0) (<= |#t~string36.offset| 0) (= |#t~string20.offset| 0) (= |#t~string56.offset| 0) (= |#t~string29.offset| 0) (= |#t~string42.offset| 0) (<= 0 |#t~string48.offset|) (<= 0 |#NULL.offset|) (<= |#t~string60.offset| 0) (= ~head~0.base 0) (<= ~cleanupTimeShifts~0 4) (= ~cleanupTimeShifts~0 4) (<= 0 |#t~string50.offset|) (<= 0 |#t~string38.offset|) (<= |#NULL.base| 0) (= |#t~string18.offset| 0) (<= 4 ~cleanupTimeShifts~0) (= |#t~string31.offset| 0) (<= |#t~string38.offset| 0) (= |#t~string40.offset| 0) (= |#NULL.offset| 0) (= |#t~string23.offset| 0) (= |#t~string21.offset| 0) (<= 0 |#t~string62.offset|) (<= 0 |#t~string27.offset|) (<= ~head~0.base 0) (<= 0 |#t~string19.offset|) (<= 0 ~head~0.offset) (<= |#t~string31.offset| 0) (not (= ~pumpRunning~0 0)) (<= 0 |#t~string22.offset|) (= |#t~string28.offset| 0) (<= |#t~string52.offset| 0) (<= 0 |#t~string32.offset|) (<= ~waterLevel~0 2147483647) (<= 0 |#t~string18.offset|) (= |#t~string30.offset| 0) (<= ~waterLevel~0 0) (<= |#t~string56.offset| 0) (<= 0 |#t~string21.offset|) (<= |#NULL.offset| 0) (= |#t~string48.offset| 0) (= ~head~0.offset 0) (<= ~pumpRunning~0 2147483647) (<= |#t~string44.offset| 0) (= |#t~string36.offset| 0) (<= |#t~string27.offset| 0) (<= 0 |#t~string56.offset|) (= |#t~string44.offset| 0) (<= |#t~string21.offset| 0) (<= |#t~string42.offset| 0) (= |#t~string54.offset| 0) (<= 0 |#t~string54.offset|) (<= 0 |#t~string23.offset|) (= |#t~string58.offset| 0) (<= |#t~string30.offset| 0) (<= |#t~string32.offset| 0) (= |#t~string19.offset| 0) (<= 0 |#t~string29.offset|) (<= |#t~string62.offset| 0) (<= 0 ~systemActive~0) (<= |#t~string50.offset| 0) (<= ~methaneLevelCritical~0 1) (<= |#t~string28.offset| 0) (<= 0 |#t~string30.offset|) (<= 0 |#t~string31.offset|) (<= |#t~string23.offset| 0) (= |#t~string60.offset| 0) (= |#t~string22.offset| 0) (<= |#t~string48.offset| 0) (<= |#t~string54.offset| 0) (<= |#t~string29.offset| 0) (<= |#t~string19.offset| 0) (<= 0 |#t~string58.offset|) (<= |#t~string20.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...