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_spec1_product16.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-14 02:47:45,388 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-14 02:47:45,391 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-14 02:47:45,410 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-14 02:47:45,411 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-14 02:47:45,412 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-14 02:47:45,413 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-14 02:47:45,415 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-14 02:47:45,417 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-14 02:47:45,417 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-14 02:47:45,418 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-14 02:47:45,419 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-14 02:47:45,420 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-14 02:47:45,421 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-14 02:47:45,422 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-14 02:47:45,423 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-14 02:47:45,424 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-14 02:47:45,425 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-14 02:47:45,427 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-14 02:47:45,429 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-14 02:47:45,430 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-14 02:47:45,432 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-14 02:47:45,433 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-14 02:47:45,433 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-14 02:47:45,436 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-14 02:47:45,436 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-14 02:47:45,436 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-14 02:47:45,437 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-14 02:47:45,437 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-14 02:47:45,438 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-14 02:47:45,439 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-14 02:47:45,439 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-14 02:47:45,440 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-14 02:47:45,441 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-14 02:47:45,443 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-14 02:47:45,443 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-14 02:47:45,444 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-14 02:47:45,444 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-14 02:47:45,444 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-14 02:47:45,445 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-14 02:47:45,450 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-14 02:47:45,451 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 02:47:45,470 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-14 02:47:45,471 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-14 02:47:45,472 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-14 02:47:45,472 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-14 02:47:45,472 INFO L138 SettingsManager]: * Use SBE=true [2019-10-14 02:47:45,473 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-14 02:47:45,473 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-14 02:47:45,473 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-14 02:47:45,473 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-14 02:47:45,473 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-14 02:47:45,474 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-14 02:47:45,474 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-14 02:47:45,474 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-14 02:47:45,474 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-14 02:47:45,474 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-14 02:47:45,475 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-14 02:47:45,475 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-14 02:47:45,475 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-14 02:47:45,475 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-14 02:47:45,475 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-14 02:47:45,476 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-14 02:47:45,476 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-14 02:47:45,476 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-14 02:47:45,476 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-14 02:47:45,476 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-14 02:47:45,477 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-14 02:47:45,477 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-14 02:47:45,477 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-14 02:47:45,477 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 02:47:45,749 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-14 02:47:45,762 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-14 02:47:45,765 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-14 02:47:45,767 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-14 02:47:45,767 INFO L275 PluginConnector]: CDTParser initialized [2019-10-14 02:47:45,768 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product16.cil.c [2019-10-14 02:47:45,829 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c9439dc19/4c6696e36257462fb9110c7f1a11ec73/FLAG7e2c6eac6 [2019-10-14 02:47:46,393 INFO L306 CDTParser]: Found 1 translation units. [2019-10-14 02:47:46,393 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product16.cil.c [2019-10-14 02:47:46,409 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c9439dc19/4c6696e36257462fb9110c7f1a11ec73/FLAG7e2c6eac6 [2019-10-14 02:47:46,714 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c9439dc19/4c6696e36257462fb9110c7f1a11ec73 [2019-10-14 02:47:46,726 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-14 02:47:46,727 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-14 02:47:46,728 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-14 02:47:46,728 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-14 02:47:46,732 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-14 02:47:46,733 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 02:47:46" (1/1) ... [2019-10-14 02:47:46,737 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@120087b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:47:46, skipping insertion in model container [2019-10-14 02:47:46,737 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 02:47:46" (1/1) ... [2019-10-14 02:47:46,745 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-14 02:47:46,791 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-14 02:47:47,230 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 02:47:47,244 INFO L188 MainTranslator]: Completed pre-run [2019-10-14 02:47:47,362 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 02:47:47,401 INFO L192 MainTranslator]: Completed translation [2019-10-14 02:47:47,401 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:47:47 WrapperNode [2019-10-14 02:47:47,401 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-14 02:47:47,402 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-14 02:47:47,402 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-14 02:47:47,402 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-14 02:47:47,414 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:47:47" (1/1) ... [2019-10-14 02:47:47,414 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:47:47" (1/1) ... [2019-10-14 02:47:47,433 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:47:47" (1/1) ... [2019-10-14 02:47:47,434 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:47:47" (1/1) ... [2019-10-14 02:47:47,462 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:47:47" (1/1) ... [2019-10-14 02:47:47,472 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:47:47" (1/1) ... [2019-10-14 02:47:47,479 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:47:47" (1/1) ... [2019-10-14 02:47:47,492 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-14 02:47:47,493 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-14 02:47:47,493 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-14 02:47:47,493 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-14 02:47:47,494 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:47:47" (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 02:47:47,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-14 02:47:47,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-14 02:47:47,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-14 02:47:47,567 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-14 02:47:47,568 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-14 02:47:47,568 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-14 02:47:47,568 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-14 02:47:47,568 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-14 02:47:47,568 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-14 02:47:47,569 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-10-14 02:47:47,569 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-14 02:47:47,569 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-14 02:47:47,569 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-14 02:47:47,569 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-14 02:47:47,570 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-14 02:47:47,570 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-14 02:47:47,570 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-14 02:47:47,570 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-14 02:47:47,570 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-14 02:47:47,570 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-14 02:47:47,571 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-14 02:47:47,571 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-14 02:47:47,571 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-14 02:47:47,571 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-14 02:47:47,571 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-14 02:47:47,572 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-14 02:47:47,572 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-14 02:47:47,572 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-10-14 02:47:47,572 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-14 02:47:47,572 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2019-10-14 02:47:47,572 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-14 02:47:47,573 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-14 02:47:47,573 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-14 02:47:47,573 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-14 02:47:47,573 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-14 02:47:47,573 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-10-14 02:47:47,573 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-10-14 02:47:47,573 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-14 02:47:47,574 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-14 02:47:47,574 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-14 02:47:47,574 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-14 02:47:47,574 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-14 02:47:47,574 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-14 02:47:47,574 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-14 02:47:47,575 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-14 02:47:47,575 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-14 02:47:47,575 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-14 02:47:47,575 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-14 02:47:47,575 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-14 02:47:47,575 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-14 02:47:47,576 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-10-14 02:47:47,576 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-14 02:47:47,576 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-14 02:47:47,576 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-14 02:47:47,576 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-14 02:47:47,576 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-14 02:47:47,576 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-14 02:47:47,577 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-14 02:47:47,577 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-14 02:47:47,577 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-14 02:47:47,577 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-14 02:47:47,577 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-14 02:47:47,578 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-14 02:47:47,578 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-14 02:47:47,578 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-14 02:47:47,578 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-14 02:47:47,578 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-14 02:47:47,578 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-14 02:47:47,578 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-14 02:47:47,579 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-14 02:47:47,579 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-14 02:47:47,579 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-14 02:47:47,579 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-14 02:47:47,579 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-14 02:47:47,579 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-14 02:47:47,580 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-14 02:47:47,580 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-14 02:47:47,580 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-14 02:47:47,580 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-14 02:47:47,580 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-14 02:47:47,580 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-14 02:47:47,581 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-10-14 02:47:47,581 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-10-14 02:47:47,581 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-14 02:47:47,581 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-10-14 02:47:47,581 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-14 02:47:47,581 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2019-10-14 02:47:47,582 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-14 02:47:47,582 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-14 02:47:47,582 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-14 02:47:49,218 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-14 02:47:49,219 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-14 02:47:49,221 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 02:47:49 BoogieIcfgContainer [2019-10-14 02:47:49,221 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-14 02:47:49,221 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-14 02:47:49,221 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-14 02:47:49,222 INFO L275 PluginConnector]: Sifa initialized [2019-10-14 02:47:49,223 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 02:47:49" (1/1) ... [2019-10-14 02:47:49,224 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 02:47:49,268 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-10-14 02:47:49,268 INFO L169 IcfgInterpreter]: Building call graph [2019-10-14 02:47:49,279 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-14 02:47:49,291 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-14 02:47:49,293 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-14 02:47:59,032 WARN L191 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-10-14 02:48:00,610 WARN L191 SmtUtils]: Spent 436.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-10-14 02:48:00,754 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-10-14 02:48:00,886 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-10-14 02:48:01,002 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-10-14 02:48:01,285 WARN L191 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 540 [2019-10-14 02:48:01,317 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 544 for LOIs [2019-10-14 02:48:01,387 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 542 for LOIs [2019-10-14 02:48:01,394 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 540 for LOIs [2019-10-14 02:48:01,646 WARN L191 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-10-14 02:48:01,832 WARN L191 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-10-14 02:48:02,434 WARN L191 SmtUtils]: Spent 536.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-10-14 02:48:02,905 WARN L191 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-10-14 02:48:03,272 WARN L191 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-10-14 02:48:03,615 WARN L191 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-10-14 02:48:04,071 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 180 [2019-10-14 02:48:04,254 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 188 [2019-10-14 02:48:04,565 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2019-10-14 02:48:07,753 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2019-10-14 02:48:08,642 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2019-10-14 02:48:09,538 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2019-10-14 02:48:09,801 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2019-10-14 02:48:11,248 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-10-14 02:48:11,250 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 136 for LOIs [2019-10-14 02:48:11,404 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification1_spec__1 with input of size 130 for LOIs [2019-10-14 02:48:11,413 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 143 for LOIs [2019-10-14 02:48:11,474 INFO L183 IcfgInterpreter]: Interpretation finished [2019-10-14 02:48:11,474 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-10-14 02:48:11,476 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 813#(and (<= |#t~string33.offset| 0) (= |#t~string61.offset| 0) (<= 0 |#t~string35.offset|) (= |#t~string55.offset| 0) (= |#t~string7.offset| 0) (<= 0 |#NULL.base|) (<= 0 |#t~string63.offset|) (<= |#t~string67.offset| 0) (= |#t~string35.offset| 0) (<= ~systemActive~0 1) (<= ~head~0.offset 0) (= |#t~string46.offset| 0) (= |#t~string3.offset| 0) (= |#t~string32.offset| 0) (= |#t~string9.offset| 0) (<= 0 |#t~string67.offset|) (<= |#t~string34.offset| 0) (<= 0 |#t~string46.offset|) (= |#NULL.base| 0) (<= |#t~string1.offset| 0) (<= |#t~string57.offset| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 ~head~0.base) (<= 0 |#t~string45.offset|) (<= 0 |#t~string42.offset|) (<= 0 ~methaneLevelCritical~0) (<= 0 |#t~string44.offset|) (<= |#t~string53.offset| 0) (<= |#t~string45.offset| 0) (<= 0 |#t~string61.offset|) (<= |#t~string65.offset| 0) (<= 0 |#t~string36.offset|) (<= 0 |#t~string43.offset|) (<= |#t~string36.offset| 0) (<= 0 |#t~string53.offset|) (<= |#t~string41.offset| 0) (<= 0 |#t~string9.offset|) (= |#t~string42.offset| 0) (= |#t~string57.offset| 0) (= |#t~string67.offset| 0) (<= 0 |#t~string33.offset|) (<= 0 |#NULL.offset|) (= ~head~0.base 0) (<= ~cleanupTimeShifts~0 4) (not (= 0 ~methaneLevelCritical~0)) (= ~cleanupTimeShifts~0 4) (<= ~methaneLevelCritical~0 2147483647) (= |#t~string33.offset| 0) (<= |#NULL.base| 0) (<= |#t~string63.offset| 0) (<= |#t~string46.offset| 0) (<= 4 ~cleanupTimeShifts~0) (<= 0 |#t~string3.offset|) (= |#NULL.offset| 0) (<= 0 |#t~string57.offset|) (= |#t~string53.offset| 0) (<= ~head~0.base 0) (<= 0 ~head~0.offset) (= |#t~string34.offset| 0) (not (= ~pumpRunning~0 0)) (<= 0 |#t~string32.offset|) (<= |#t~string55.offset| 0) (= |#t~string43.offset| 0) (<= 0 |#t~string59.offset|) (= |#t~string65.offset| 0) (= |#t~string1.offset| 0) (<= 0 |#t~string1.offset|) (<= |#NULL.offset| 0) (<= |#t~string7.offset| 0) (<= |#t~string9.offset| 0) (= ~head~0.offset 0) (= |#t~string63.offset| 0) (<= |#t~string44.offset| 0) (<= ~pumpRunning~0 2147483647) (= |#t~string36.offset| 0) (<= |#t~string35.offset| 0) (<= 0 |#t~string41.offset|) (= |#t~string5.offset| 0) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (<= 0 |#t~string65.offset|) (= |#t~string44.offset| 0) (<= 0 |#t~string7.offset|) (<= |#t~string61.offset| 0) (<= |#t~string42.offset| 0) (<= |#t~string59.offset| 0) (<= |#t~string32.offset| 0) (<= |#t~string37.offset| 0) (= |#t~string59.offset| 0) (<= 0 |#t~string5.offset|) (<= |#t~string43.offset| 0) (<= 0 ~systemActive~0) (<= |#t~string3.offset| 0) (<= |#t~string5.offset| 0) (<= ~methaneLevelCritical~0 1) (<= 0 |#t~string37.offset|) (= |#t~string41.offset| 0) (= |#t~string37.offset| 0) (<= 0 |#t~string34.offset|) (= |#t~string45.offset| 0) (<= 0 |#t~string55.offset|)) [2019-10-14 02:48:11,488 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-10-14 02:48:11,488 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-10-14 02:48:11,490 INFO L168 Benchmark]: Toolchain (without parser) took 24762.66 ms. Allocated memory was 137.9 MB in the beginning and 758.1 MB in the end (delta: 620.2 MB). Free memory was 101.5 MB in the beginning and 703.4 MB in the end (delta: -601.9 MB). Peak memory consumption was 18.3 MB. Max. memory is 7.1 GB. [2019-10-14 02:48:11,491 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 137.9 MB. Free memory was 121.2 MB in the beginning and 121.0 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-10-14 02:48:11,493 INFO L168 Benchmark]: CACSL2BoogieTranslator took 673.41 ms. Allocated memory was 137.9 MB in the beginning and 202.9 MB in the end (delta: 65.0 MB). Free memory was 101.2 MB in the beginning and 170.4 MB in the end (delta: -69.2 MB). Peak memory consumption was 25.3 MB. Max. memory is 7.1 GB. [2019-10-14 02:48:11,494 INFO L168 Benchmark]: Boogie Preprocessor took 90.56 ms. Allocated memory is still 202.9 MB. Free memory was 170.4 MB in the beginning and 166.3 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2019-10-14 02:48:11,494 INFO L168 Benchmark]: RCFGBuilder took 1728.01 ms. Allocated memory was 202.9 MB in the beginning and 234.9 MB in the end (delta: 32.0 MB). Free memory was 166.3 MB in the beginning and 155.0 MB in the end (delta: 11.4 MB). Peak memory consumption was 84.0 MB. Max. memory is 7.1 GB. [2019-10-14 02:48:11,495 INFO L168 Benchmark]: Sifa took 22267.14 ms. Allocated memory was 234.9 MB in the beginning and 758.1 MB in the end (delta: 523.2 MB). Free memory was 155.0 MB in the beginning and 703.4 MB in the end (delta: -548.4 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-10-14 02:48:11,499 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 137.9 MB. Free memory was 121.2 MB in the beginning and 121.0 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 673.41 ms. Allocated memory was 137.9 MB in the beginning and 202.9 MB in the end (delta: 65.0 MB). Free memory was 101.2 MB in the beginning and 170.4 MB in the end (delta: -69.2 MB). Peak memory consumption was 25.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 90.56 ms. Allocated memory is still 202.9 MB. Free memory was 170.4 MB in the beginning and 166.3 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1728.01 ms. Allocated memory was 202.9 MB in the beginning and 234.9 MB in the end (delta: 32.0 MB). Free memory was 166.3 MB in the beginning and 155.0 MB in the end (delta: 11.4 MB). Peak memory consumption was 84.0 MB. Max. memory is 7.1 GB. * Sifa took 22267.14 ms. Allocated memory was 234.9 MB in the beginning and 758.1 MB in the end (delta: 523.2 MB). Free memory was 155.0 MB in the beginning and 703.4 MB in the end (delta: -548.4 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 22209, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 248, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 163, TOOLS_POST_TIME[ms]: 11472, TOOLS_POST_CALL_APPLICATIONS: 69, TOOLS_POST_CALL_TIME[ms]: 172, TOOLS_POST_RETURN_APPLICATIONS: 62, TOOLS_POST_RETURN_TIME[ms]: 109, TOOLS_QUANTIFIERELIM_APPLICATIONS: 293, TOOLS_QUANTIFIERELIM_TIME[ms]: 11624, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 11375, FLUID_QUERY_TIME[ms]: 16, FLUID_QUERIES: 252, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 86, DOMAIN_JOIN_TIME[ms]: 9856, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 248, DOMAIN_ISSUBSETEQ_APPLICATIONS: 4, DOMAIN_ISSUBSETEQ_TIME[ms]: 9, DOMAIN_ISBOTTOM_APPLICATIONS: 50, DOMAIN_ISBOTTOM_TIME[ms]: 159, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 5791, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 5789, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 4, CALL_SUMMARIZER_APPLICATIONS: 62, CALL_SUMMARIZER_CACHE_MISSES: 21, CALL_SUMMARIZER_OVERALL_TIME[ms]: 12062, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 12060, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 8, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 34, DAG_COMPRESSION_PROCESSED_NODES: 385, DAG_COMPRESSION_RETAINED_NODES: 227 - UnprovableResult [Line: 295]: 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 813#(and (<= |#t~string33.offset| 0) (= |#t~string61.offset| 0) (<= 0 |#t~string35.offset|) (= |#t~string55.offset| 0) (= |#t~string7.offset| 0) (<= 0 |#NULL.base|) (<= 0 |#t~string63.offset|) (<= |#t~string67.offset| 0) (= |#t~string35.offset| 0) (<= ~systemActive~0 1) (<= ~head~0.offset 0) (= |#t~string46.offset| 0) (= |#t~string3.offset| 0) (= |#t~string32.offset| 0) (= |#t~string9.offset| 0) (<= 0 |#t~string67.offset|) (<= |#t~string34.offset| 0) (<= 0 |#t~string46.offset|) (= |#NULL.base| 0) (<= |#t~string1.offset| 0) (<= |#t~string57.offset| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 ~head~0.base) (<= 0 |#t~string45.offset|) (<= 0 |#t~string42.offset|) (<= 0 ~methaneLevelCritical~0) (<= 0 |#t~string44.offset|) (<= |#t~string53.offset| 0) (<= |#t~string45.offset| 0) (<= 0 |#t~string61.offset|) (<= |#t~string65.offset| 0) (<= 0 |#t~string36.offset|) (<= 0 |#t~string43.offset|) (<= |#t~string36.offset| 0) (<= 0 |#t~string53.offset|) (<= |#t~string41.offset| 0) (<= 0 |#t~string9.offset|) (= |#t~string42.offset| 0) (= |#t~string57.offset| 0) (= |#t~string67.offset| 0) (<= 0 |#t~string33.offset|) (<= 0 |#NULL.offset|) (= ~head~0.base 0) (<= ~cleanupTimeShifts~0 4) (not (= 0 ~methaneLevelCritical~0)) (= ~cleanupTimeShifts~0 4) (<= ~methaneLevelCritical~0 2147483647) (= |#t~string33.offset| 0) (<= |#NULL.base| 0) (<= |#t~string63.offset| 0) (<= |#t~string46.offset| 0) (<= 4 ~cleanupTimeShifts~0) (<= 0 |#t~string3.offset|) (= |#NULL.offset| 0) (<= 0 |#t~string57.offset|) (= |#t~string53.offset| 0) (<= ~head~0.base 0) (<= 0 ~head~0.offset) (= |#t~string34.offset| 0) (not (= ~pumpRunning~0 0)) (<= 0 |#t~string32.offset|) (<= |#t~string55.offset| 0) (= |#t~string43.offset| 0) (<= 0 |#t~string59.offset|) (= |#t~string65.offset| 0) (= |#t~string1.offset| 0) (<= 0 |#t~string1.offset|) (<= |#NULL.offset| 0) (<= |#t~string7.offset| 0) (<= |#t~string9.offset| 0) (= ~head~0.offset 0) (= |#t~string63.offset| 0) (<= |#t~string44.offset| 0) (<= ~pumpRunning~0 2147483647) (= |#t~string36.offset| 0) (<= |#t~string35.offset| 0) (<= 0 |#t~string41.offset|) (= |#t~string5.offset| 0) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (<= 0 |#t~string65.offset|) (= |#t~string44.offset| 0) (<= 0 |#t~string7.offset|) (<= |#t~string61.offset| 0) (<= |#t~string42.offset| 0) (<= |#t~string59.offset| 0) (<= |#t~string32.offset| 0) (<= |#t~string37.offset| 0) (= |#t~string59.offset| 0) (<= 0 |#t~string5.offset|) (<= |#t~string43.offset| 0) (<= 0 ~systemActive~0) (<= |#t~string3.offset| 0) (<= |#t~string5.offset| 0) (<= ~methaneLevelCritical~0 1) (<= 0 |#t~string37.offset|) (= |#t~string41.offset| 0) (= |#t~string37.offset| 0) (<= 0 |#t~string34.offset|) (= |#t~string45.offset| 0) (<= 0 |#t~string55.offset|)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...