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.logsizewrapperfluid.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product23.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-ba7495b [2019-09-25 16:23:35,429 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-25 16:23:35,431 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-25 16:23:35,452 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-25 16:23:35,452 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-25 16:23:35,454 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-25 16:23:35,456 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-25 16:23:35,469 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-25 16:23:35,472 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-25 16:23:35,473 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-25 16:23:35,475 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-25 16:23:35,478 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-25 16:23:35,478 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-25 16:23:35,480 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-25 16:23:35,481 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-25 16:23:35,485 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-25 16:23:35,487 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-25 16:23:35,490 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-25 16:23:35,493 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-25 16:23:35,498 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-25 16:23:35,502 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-25 16:23:35,503 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-25 16:23:35,505 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-25 16:23:35,507 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-25 16:23:35,511 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-25 16:23:35,511 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-25 16:23:35,511 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-25 16:23:35,514 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-25 16:23:35,516 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-25 16:23:35,518 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-25 16:23:35,518 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-25 16:23:35,519 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-25 16:23:35,520 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-25 16:23:35,520 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-25 16:23:35,523 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-25 16:23:35,523 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-25 16:23:35,524 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-25 16:23:35,524 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-25 16:23:35,524 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-25 16:23:35,526 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-25 16:23:35,529 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-25 16:23:35,532 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 [2019-09-25 16:23:35,549 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-25 16:23:35,550 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-25 16:23:35,551 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-25 16:23:35,551 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-25 16:23:35,551 INFO L138 SettingsManager]: * Use SBE=true [2019-09-25 16:23:35,551 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-25 16:23:35,552 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-25 16:23:35,552 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-25 16:23:35,552 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-25 16:23:35,552 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-25 16:23:35,552 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-25 16:23:35,553 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-25 16:23:35,553 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-25 16:23:35,553 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-25 16:23:35,553 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-25 16:23:35,553 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-25 16:23:35,554 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-25 16:23:35,554 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-25 16:23:35,554 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-25 16:23:35,554 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-25 16:23:35,554 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-25 16:23:35,555 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-25 16:23:35,555 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-25 16:23:35,555 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-25 16:23:35,555 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-25 16:23:35,555 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-25 16:23:35,556 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-25 16:23:35,556 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-25 16:23:35,556 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: LogSizeWrapperFluid Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-09-25 16:23:35,586 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-25 16:23:35,605 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-25 16:23:35,610 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-25 16:23:35,611 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-25 16:23:35,611 INFO L275 PluginConnector]: CDTParser initialized [2019-09-25 16:23:35,612 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product23.cil.c [2019-09-25 16:23:35,693 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/22cbaddcd/aec5e009f656492196ec176f4efc519a/FLAG4c6f7c355 [2019-09-25 16:23:36,281 INFO L306 CDTParser]: Found 1 translation units. [2019-09-25 16:23:36,282 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product23.cil.c [2019-09-25 16:23:36,291 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/22cbaddcd/aec5e009f656492196ec176f4efc519a/FLAG4c6f7c355 [2019-09-25 16:23:36,578 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/22cbaddcd/aec5e009f656492196ec176f4efc519a [2019-09-25 16:23:36,591 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-25 16:23:36,592 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-25 16:23:36,594 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-25 16:23:36,594 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-25 16:23:36,597 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-25 16:23:36,598 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 04:23:36" (1/1) ... [2019-09-25 16:23:36,602 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2322f431 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:23:36, skipping insertion in model container [2019-09-25 16:23:36,602 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 04:23:36" (1/1) ... [2019-09-25 16:23:36,609 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-25 16:23:36,670 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-25 16:23:37,105 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 16:23:37,124 INFO L188 MainTranslator]: Completed pre-run [2019-09-25 16:23:37,240 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 16:23:37,281 INFO L192 MainTranslator]: Completed translation [2019-09-25 16:23:37,282 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:23:37 WrapperNode [2019-09-25 16:23:37,282 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-25 16:23:37,283 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-25 16:23:37,283 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-25 16:23:37,283 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-25 16:23:37,297 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:23:37" (1/1) ... [2019-09-25 16:23:37,298 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:23:37" (1/1) ... [2019-09-25 16:23:37,318 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:23:37" (1/1) ... [2019-09-25 16:23:37,318 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:23:37" (1/1) ... [2019-09-25 16:23:37,350 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:23:37" (1/1) ... [2019-09-25 16:23:37,361 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:23:37" (1/1) ... [2019-09-25 16:23:37,366 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:23:37" (1/1) ... [2019-09-25 16:23:37,374 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-25 16:23:37,374 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-25 16:23:37,375 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-25 16:23:37,375 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-25 16:23:37,376 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:23:37" (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 [2019-09-25 16:23:37,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-25 16:23:37,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-25 16:23:37,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-25 16:23:37,435 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-25 16:23:37,435 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-25 16:23:37,435 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-25 16:23:37,435 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-25 16:23:37,436 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-25 16:23:37,436 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-25 16:23:37,436 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-25 16:23:37,436 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-25 16:23:37,436 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-25 16:23:37,437 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-25 16:23:37,437 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-25 16:23:37,437 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-25 16:23:37,437 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-25 16:23:37,437 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-25 16:23:37,437 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-25 16:23:37,438 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-25 16:23:37,438 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-25 16:23:37,438 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-25 16:23:37,438 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-25 16:23:37,438 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-25 16:23:37,438 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-25 16:23:37,439 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-25 16:23:37,439 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-25 16:23:37,439 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-25 16:23:37,439 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-25 16:23:37,439 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-09-25 16:23:37,439 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-25 16:23:37,440 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-25 16:23:37,440 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-25 16:23:37,440 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-25 16:23:37,440 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-25 16:23:37,440 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-25 16:23:37,440 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-25 16:23:37,441 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-25 16:23:37,441 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-25 16:23:37,441 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-25 16:23:37,441 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-25 16:23:37,441 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-25 16:23:37,441 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-25 16:23:37,442 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-25 16:23:37,442 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-25 16:23:37,442 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-25 16:23:37,442 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-25 16:23:37,442 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-25 16:23:37,442 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-25 16:23:37,442 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-25 16:23:37,443 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-25 16:23:37,443 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-25 16:23:37,443 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-25 16:23:37,443 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-25 16:23:37,443 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-25 16:23:37,443 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-25 16:23:37,443 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-25 16:23:37,444 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-25 16:23:37,444 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-25 16:23:37,444 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-25 16:23:37,444 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-25 16:23:37,444 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-25 16:23:37,444 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-25 16:23:37,445 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-25 16:23:37,445 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-25 16:23:37,445 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-25 16:23:37,445 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-25 16:23:37,445 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-25 16:23:37,445 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-25 16:23:37,446 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-25 16:23:37,446 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-25 16:23:37,446 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-25 16:23:37,446 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-25 16:23:37,446 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-25 16:23:37,446 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-25 16:23:37,446 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-09-25 16:23:37,447 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-25 16:23:37,447 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-25 16:23:37,447 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-25 16:23:37,447 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-25 16:23:37,447 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-25 16:23:37,447 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-25 16:23:37,448 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-25 16:23:37,448 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-25 16:23:37,448 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-25 16:23:37,448 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-25 16:23:37,448 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-25 16:23:37,448 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-25 16:23:37,449 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-25 16:23:37,449 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-25 16:23:37,449 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-25 16:23:37,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-25 16:23:37,449 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-25 16:23:39,007 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-25 16:23:39,007 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-25 16:23:39,009 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 04:23:39 BoogieIcfgContainer [2019-09-25 16:23:39,010 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-25 16:23:39,010 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-25 16:23:39,011 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-25 16:23:39,011 INFO L275 PluginConnector]: Sifa initialized [2019-09-25 16:23:39,012 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 04:23:39" (1/1) ... [2019-09-25 16:23:39,013 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 [2019-09-25 16:23:39,051 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-25 16:23:39,051 INFO L169 IcfgInterpreter]: Building call graph [2019-09-25 16:23:39,067 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-25 16:23:39,083 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-25 16:23:39,085 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-25 16:23:49,354 WARN L191 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-09-25 16:23:51,230 WARN L191 SmtUtils]: Spent 457.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-25 16:23:51,384 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-25 16:23:51,503 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-25 16:23:51,634 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-25 16:23:51,866 WARN L191 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 540 [2019-09-25 16:23:51,895 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 544 for LOIs [2019-09-25 16:23:51,992 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 542 for LOIs [2019-09-25 16:23:52,000 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 540 for LOIs [2019-09-25 16:23:52,754 WARN L191 SmtUtils]: Spent 668.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-09-25 16:23:53,338 WARN L191 SmtUtils]: Spent 471.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-09-25 16:23:53,748 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 180 [2019-09-25 16:23:54,046 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 188 [2019-09-25 16:23:54,810 WARN L191 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 593 [2019-09-25 16:23:54,966 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 593 [2019-09-25 16:23:55,155 WARN L191 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 594 DAG size of output: 594 [2019-09-25 16:23:55,606 WARN L191 SmtUtils]: Spent 387.00 ms on a formula simplification that was a NOOP. DAG size: 606 [2019-09-25 16:23:56,063 WARN L191 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 606 [2019-09-25 16:23:56,599 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 187 [2019-09-25 16:23:56,831 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2019-09-25 16:23:57,172 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 596 [2019-09-25 16:23:57,327 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 595 [2019-09-25 16:23:57,751 WARN L191 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 606 [2019-09-25 16:23:58,109 WARN L191 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 606 [2019-09-25 16:23:58,752 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-09-25 16:23:58,755 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 136 for LOIs [2019-09-25 16:23:58,976 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification1_spec__1 with input of size 130 for LOIs [2019-09-25 16:23:58,983 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 143 for LOIs [2019-09-25 16:23:59,040 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-25 16:23:59,040 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-25 16:23:59,042 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 622#(and (= |#t~string61.offset| 0) (= |#t~string55.offset| 0) (<= |#t~string22.offset| 0) (<= 0 |#NULL.base|) (= |#t~string27.offset| 0) (<= 0 |#t~string63.offset|) (<= |#t~string67.offset| 0) (<= 0 |#t~string20.offset|) (<= ~systemActive~0 1) (<= 0 |#t~string40.offset|) (<= ~head~0.offset 0) (= |#t~string32.offset| 0) (<= 0 |#t~string67.offset|) (= |#NULL.base| 0) (= |#t~string38.offset| 0) (<= |#t~string57.offset| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 ~head~0.base) (<= 0 |#t~string42.offset|) (<= 0 ~methaneLevelCritical~0) (<= 0 |#t~string44.offset|) (<= |#t~string53.offset| 0) (<= |#t~string40.offset| 0) (<= |#t~string18.offset| 0) (<= 0 |#t~string61.offset|) (<= |#t~string65.offset| 0) (<= 0 |#t~string36.offset|) (<= |#t~string36.offset| 0) (= |#t~string20.offset| 0) (= |#t~string29.offset| 0) (<= 0 |#t~string53.offset|) (= |#t~string42.offset| 0) (= |#t~string57.offset| 0) (= |#t~string67.offset| 0) (<= 0 |#NULL.offset|) (= ~head~0.base 0) (<= ~cleanupTimeShifts~0 4) (not (= 0 ~methaneLevelCritical~0)) (= ~cleanupTimeShifts~0 4) (<= ~methaneLevelCritical~0 2147483647) (<= 0 |#t~string38.offset|) (<= |#NULL.base| 0) (<= |#t~string63.offset| 0) (= |#t~string18.offset| 0) (<= 4 ~cleanupTimeShifts~0) (= |#t~string31.offset| 0) (<= |#t~string38.offset| 0) (= |#t~string40.offset| 0) (= |#NULL.offset| 0) (<= 0 |#t~string57.offset|) (= |#t~string23.offset| 0) (= |#t~string53.offset| 0) (= |#t~string21.offset| 0) (<= 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) (<= 0 |#t~string32.offset|) (<= 0 |#t~string18.offset|) (<= |#t~string55.offset| 0) (= |#t~string30.offset| 0) (<= 0 |#t~string59.offset|) (<= 0 |#t~string21.offset|) (= |#t~string65.offset| 0) (<= |#NULL.offset| 0) (= ~head~0.offset 0) (= |#t~string63.offset| 0) (<= ~pumpRunning~0 2147483647) (<= |#t~string44.offset| 0) (= |#t~string36.offset| 0) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (<= |#t~string27.offset| 0) (<= 0 |#t~string65.offset|) (= |#t~string44.offset| 0) (<= |#t~string21.offset| 0) (<= |#t~string61.offset| 0) (<= |#t~string42.offset| 0) (<= |#t~string59.offset| 0) (<= 0 |#t~string23.offset|) (<= |#t~string30.offset| 0) (<= |#t~string32.offset| 0) (= |#t~string19.offset| 0) (= |#t~string59.offset| 0) (<= 0 |#t~string29.offset|) (<= 0 ~systemActive~0) (<= ~methaneLevelCritical~0 1) (<= |#t~string28.offset| 0) (<= 0 |#t~string30.offset|) (<= 0 |#t~string31.offset|) (<= |#t~string23.offset| 0) (= |#t~string22.offset| 0) (<= |#t~string29.offset| 0) (<= 0 |#t~string55.offset|) (<= |#t~string19.offset| 0) (<= |#t~string20.offset| 0) (<= 0 |#t~string28.offset|)) [2019-09-25 16:23:59,060 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-25 16:23:59,060 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-25 16:23:59,064 INFO L168 Benchmark]: Toolchain (without parser) took 22471.51 ms. Allocated memory was 132.6 MB in the beginning and 693.1 MB in the end (delta: 560.5 MB). Free memory was 85.9 MB in the beginning and 167.2 MB in the end (delta: -81.3 MB). Peak memory consumption was 479.2 MB. Max. memory is 7.1 GB. [2019-09-25 16:23:59,065 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 132.6 MB. Free memory was 105.5 MB in the beginning and 105.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-25 16:23:59,066 INFO L168 Benchmark]: CACSL2BoogieTranslator took 688.96 ms. Allocated memory was 132.6 MB in the beginning and 199.2 MB in the end (delta: 66.6 MB). Free memory was 85.7 MB in the beginning and 163.6 MB in the end (delta: -77.9 MB). Peak memory consumption was 26.7 MB. Max. memory is 7.1 GB. [2019-09-25 16:23:59,067 INFO L168 Benchmark]: Boogie Preprocessor took 91.27 ms. Allocated memory is still 199.2 MB. Free memory was 163.6 MB in the beginning and 159.8 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. [2019-09-25 16:23:59,068 INFO L168 Benchmark]: RCFGBuilder took 1635.44 ms. Allocated memory was 199.2 MB in the beginning and 222.8 MB in the end (delta: 23.6 MB). Free memory was 159.2 MB in the beginning and 141.9 MB in the end (delta: 17.3 MB). Peak memory consumption was 89.9 MB. Max. memory is 7.1 GB. [2019-09-25 16:23:59,069 INFO L168 Benchmark]: Sifa took 20051.80 ms. Allocated memory was 222.8 MB in the beginning and 693.1 MB in the end (delta: 470.3 MB). Free memory was 141.9 MB in the beginning and 167.2 MB in the end (delta: -25.3 MB). Peak memory consumption was 445.0 MB. Max. memory is 7.1 GB. [2019-09-25 16:23:59,073 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 132.6 MB. Free memory was 105.5 MB in the beginning and 105.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 688.96 ms. Allocated memory was 132.6 MB in the beginning and 199.2 MB in the end (delta: 66.6 MB). Free memory was 85.7 MB in the beginning and 163.6 MB in the end (delta: -77.9 MB). Peak memory consumption was 26.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 91.27 ms. Allocated memory is still 199.2 MB. Free memory was 163.6 MB in the beginning and 159.8 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1635.44 ms. Allocated memory was 199.2 MB in the beginning and 222.8 MB in the end (delta: 23.6 MB). Free memory was 159.2 MB in the beginning and 141.9 MB in the end (delta: 17.3 MB). Peak memory consumption was 89.9 MB. Max. memory is 7.1 GB. * Sifa took 20051.80 ms. Allocated memory was 222.8 MB in the beginning and 693.1 MB in the end (delta: 470.3 MB). Free memory was 141.9 MB in the beginning and 167.2 MB in the end (delta: -25.3 MB). Peak memory consumption was 445.0 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]: 19991, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 204, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 138, TOOLS_POST_TIME[ms]: 12300, TOOLS_POST_CALL_APPLICATIONS: 58, TOOLS_POST_CALL_TIME[ms]: 174, TOOLS_POST_RETURN_APPLICATIONS: 51, TOOLS_POST_RETURN_TIME[ms]: 79, TOOLS_QUANTIFIERELIM_APPLICATIONS: 246, TOOLS_QUANTIFIERELIM_TIME[ms]: 12445, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 12220, FLUID_QUERY_TIME[ms]: 17, FLUID_QUERIES: 206, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 66, DOMAIN_JOIN_TIME[ms]: 6552, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 1, DOMAIN_WIDEN_TIME[ms]: 513, DOMAIN_ISSUBSETEQ_APPLICATIONS: 2, DOMAIN_ISSUBSETEQ_TIME[ms]: 18, DOMAIN_ISBOTTOM_APPLICATIONS: 41, DOMAIN_ISBOTTOM_TIME[ms]: 179, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 5032, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 5031, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 2, CALL_SUMMARIZER_APPLICATIONS: 51, CALL_SUMMARIZER_CACHE_MISSES: 24, CALL_SUMMARIZER_OVERALL_TIME[ms]: 12912, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 12911, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 8, PATH_EXPR_TIME[ms]: 12, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 34, DAG_COMPRESSION_PROCESSED_NODES: 364, DAG_COMPRESSION_RETAINED_NODES: 200 - UnprovableResult [Line: 935]: 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 622#(and (= |#t~string61.offset| 0) (= |#t~string55.offset| 0) (<= |#t~string22.offset| 0) (<= 0 |#NULL.base|) (= |#t~string27.offset| 0) (<= 0 |#t~string63.offset|) (<= |#t~string67.offset| 0) (<= 0 |#t~string20.offset|) (<= ~systemActive~0 1) (<= 0 |#t~string40.offset|) (<= ~head~0.offset 0) (= |#t~string32.offset| 0) (<= 0 |#t~string67.offset|) (= |#NULL.base| 0) (= |#t~string38.offset| 0) (<= |#t~string57.offset| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 ~head~0.base) (<= 0 |#t~string42.offset|) (<= 0 ~methaneLevelCritical~0) (<= 0 |#t~string44.offset|) (<= |#t~string53.offset| 0) (<= |#t~string40.offset| 0) (<= |#t~string18.offset| 0) (<= 0 |#t~string61.offset|) (<= |#t~string65.offset| 0) (<= 0 |#t~string36.offset|) (<= |#t~string36.offset| 0) (= |#t~string20.offset| 0) (= |#t~string29.offset| 0) (<= 0 |#t~string53.offset|) (= |#t~string42.offset| 0) (= |#t~string57.offset| 0) (= |#t~string67.offset| 0) (<= 0 |#NULL.offset|) (= ~head~0.base 0) (<= ~cleanupTimeShifts~0 4) (not (= 0 ~methaneLevelCritical~0)) (= ~cleanupTimeShifts~0 4) (<= ~methaneLevelCritical~0 2147483647) (<= 0 |#t~string38.offset|) (<= |#NULL.base| 0) (<= |#t~string63.offset| 0) (= |#t~string18.offset| 0) (<= 4 ~cleanupTimeShifts~0) (= |#t~string31.offset| 0) (<= |#t~string38.offset| 0) (= |#t~string40.offset| 0) (= |#NULL.offset| 0) (<= 0 |#t~string57.offset|) (= |#t~string23.offset| 0) (= |#t~string53.offset| 0) (= |#t~string21.offset| 0) (<= 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) (<= 0 |#t~string32.offset|) (<= 0 |#t~string18.offset|) (<= |#t~string55.offset| 0) (= |#t~string30.offset| 0) (<= 0 |#t~string59.offset|) (<= 0 |#t~string21.offset|) (= |#t~string65.offset| 0) (<= |#NULL.offset| 0) (= ~head~0.offset 0) (= |#t~string63.offset| 0) (<= ~pumpRunning~0 2147483647) (<= |#t~string44.offset| 0) (= |#t~string36.offset| 0) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (<= |#t~string27.offset| 0) (<= 0 |#t~string65.offset|) (= |#t~string44.offset| 0) (<= |#t~string21.offset| 0) (<= |#t~string61.offset| 0) (<= |#t~string42.offset| 0) (<= |#t~string59.offset| 0) (<= 0 |#t~string23.offset|) (<= |#t~string30.offset| 0) (<= |#t~string32.offset| 0) (= |#t~string19.offset| 0) (= |#t~string59.offset| 0) (<= 0 |#t~string29.offset|) (<= 0 ~systemActive~0) (<= ~methaneLevelCritical~0 1) (<= |#t~string28.offset| 0) (<= 0 |#t~string30.offset|) (<= 0 |#t~string31.offset|) (<= |#t~string23.offset| 0) (= |#t~string22.offset| 0) (<= |#t~string29.offset| 0) (<= 0 |#t~string55.offset|) (<= |#t~string19.offset| 0) (<= |#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...