/usr/bin/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_spec5_product55.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-07 10:53:33,615 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-07 10:53:33,617 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-07 10:53:33,635 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-07 10:53:33,636 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-07 10:53:33,637 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-07 10:53:33,638 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-07 10:53:33,640 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-07 10:53:33,641 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-07 10:53:33,642 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-07 10:53:33,643 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-07 10:53:33,644 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-07 10:53:33,645 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-07 10:53:33,645 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-07 10:53:33,646 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-07 10:53:33,647 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-07 10:53:33,648 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-07 10:53:33,651 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-07 10:53:33,653 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-07 10:53:33,654 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-07 10:53:33,656 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-07 10:53:33,657 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-07 10:53:33,658 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-07 10:53:33,659 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-07 10:53:33,661 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-07 10:53:33,661 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-07 10:53:33,661 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-07 10:53:33,662 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-07 10:53:33,662 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-07 10:53:33,663 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-07 10:53:33,664 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-07 10:53:33,664 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-07 10:53:33,665 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-07 10:53:33,666 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-07 10:53:33,667 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-07 10:53:33,667 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-07 10:53:33,668 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-07 10:53:33,668 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-07 10:53:33,668 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-07 10:53:33,669 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-07 10:53:33,669 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-07 10:53:33,670 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 [2019-11-07 10:53:33,684 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-07 10:53:33,684 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-07 10:53:33,685 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-07 10:53:33,685 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-07 10:53:33,685 INFO L138 SettingsManager]: * Use SBE=true [2019-11-07 10:53:33,686 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-07 10:53:33,686 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-07 10:53:33,686 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-07 10:53:33,686 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-07 10:53:33,686 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-07 10:53:33,686 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-07 10:53:33,687 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-07 10:53:33,687 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-07 10:53:33,687 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-07 10:53:33,687 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-07 10:53:33,687 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-07 10:53:33,688 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-07 10:53:33,688 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-07 10:53:33,688 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-07 10:53:33,688 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-07 10:53:33,688 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-07 10:53:33,689 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-07 10:53:33,689 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-07 10:53:33,689 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-07 10:53:33,689 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-07 10:53:33,689 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-07 10:53:33,690 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-07 10:53:33,690 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-07 10:53:33,690 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 [2019-11-07 10:53:33,980 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-07 10:53:34,003 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-07 10:53:34,008 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-07 10:53:34,009 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-07 10:53:34,009 INFO L275 PluginConnector]: CDTParser initialized [2019-11-07 10:53:34,010 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product55.cil.c [2019-11-07 10:53:34,098 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/addc5bab5/ff283a46446845a29678fefcdfa910c2/FLAG87ef995fa [2019-11-07 10:53:34,525 INFO L306 CDTParser]: Found 1 translation units. [2019-11-07 10:53:34,526 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product55.cil.c [2019-11-07 10:53:34,540 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/addc5bab5/ff283a46446845a29678fefcdfa910c2/FLAG87ef995fa [2019-11-07 10:53:34,857 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/addc5bab5/ff283a46446845a29678fefcdfa910c2 [2019-11-07 10:53:34,865 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-07 10:53:34,866 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-07 10:53:34,867 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-07 10:53:34,867 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-07 10:53:34,871 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-07 10:53:34,872 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 10:53:34" (1/1) ... [2019-11-07 10:53:34,875 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48e866cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:53:34, skipping insertion in model container [2019-11-07 10:53:34,876 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 10:53:34" (1/1) ... [2019-11-07 10:53:34,883 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-07 10:53:34,939 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-07 10:53:35,462 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 10:53:35,475 INFO L188 MainTranslator]: Completed pre-run [2019-11-07 10:53:35,591 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 10:53:35,632 INFO L192 MainTranslator]: Completed translation [2019-11-07 10:53:35,633 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:53:35 WrapperNode [2019-11-07 10:53:35,633 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-07 10:53:35,634 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-07 10:53:35,634 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-07 10:53:35,634 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-07 10:53:35,650 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:53:35" (1/1) ... [2019-11-07 10:53:35,650 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:53:35" (1/1) ... [2019-11-07 10:53:35,669 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:53:35" (1/1) ... [2019-11-07 10:53:35,669 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:53:35" (1/1) ... [2019-11-07 10:53:35,721 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:53:35" (1/1) ... [2019-11-07 10:53:35,734 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:53:35" (1/1) ... [2019-11-07 10:53:35,738 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:53:35" (1/1) ... [2019-11-07 10:53:35,745 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-07 10:53:35,746 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-07 10:53:35,746 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-07 10:53:35,746 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-07 10:53:35,747 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:53:35" (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 [2019-11-07 10:53:35,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-07 10:53:35,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-07 10:53:35,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-11-07 10:53:35,821 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-11-07 10:53:35,821 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-11-07 10:53:35,822 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-11-07 10:53:35,822 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-11-07 10:53:35,822 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-11-07 10:53:35,823 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-11-07 10:53:35,823 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-11-07 10:53:35,823 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-11-07 10:53:35,823 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-11-07 10:53:35,824 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-11-07 10:53:35,824 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-07 10:53:35,824 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-11-07 10:53:35,825 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-11-07 10:53:35,827 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-11-07 10:53:35,827 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-11-07 10:53:35,827 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-11-07 10:53:35,828 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-11-07 10:53:35,828 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-11-07 10:53:35,828 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-11-07 10:53:35,828 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-11-07 10:53:35,828 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-11-07 10:53:35,828 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-11-07 10:53:35,828 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-11-07 10:53:35,829 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-11-07 10:53:35,829 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-11-07 10:53:35,829 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-11-07 10:53:35,829 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-11-07 10:53:35,829 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-11-07 10:53:35,829 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2019-11-07 10:53:35,829 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-11-07 10:53:35,830 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-11-07 10:53:35,830 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-11-07 10:53:35,830 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-11-07 10:53:35,830 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-11-07 10:53:35,831 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-11-07 10:53:35,831 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-11-07 10:53:35,831 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-11-07 10:53:35,831 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-11-07 10:53:35,831 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-11-07 10:53:35,831 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-11-07 10:53:35,832 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-11-07 10:53:35,832 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-07 10:53:35,832 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-07 10:53:35,832 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-11-07 10:53:35,832 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-11-07 10:53:35,832 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-11-07 10:53:35,833 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-11-07 10:53:35,833 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-11-07 10:53:35,833 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-07 10:53:35,833 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-07 10:53:35,833 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-07 10:53:35,833 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-07 10:53:35,833 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-11-07 10:53:35,834 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-07 10:53:35,834 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-11-07 10:53:35,834 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-11-07 10:53:35,834 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-07 10:53:35,834 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-11-07 10:53:35,835 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-11-07 10:53:35,835 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-07 10:53:35,835 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-11-07 10:53:35,835 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-11-07 10:53:35,835 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-11-07 10:53:35,836 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-11-07 10:53:35,836 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-11-07 10:53:35,836 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-11-07 10:53:35,836 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-11-07 10:53:35,836 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-11-07 10:53:35,836 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-11-07 10:53:35,836 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-11-07 10:53:35,837 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-11-07 10:53:35,837 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-11-07 10:53:35,838 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-11-07 10:53:35,838 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-11-07 10:53:35,838 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-07 10:53:35,839 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-11-07 10:53:35,839 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-11-07 10:53:35,839 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-11-07 10:53:35,839 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-11-07 10:53:35,839 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-11-07 10:53:35,840 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-11-07 10:53:35,840 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-11-07 10:53:35,840 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-11-07 10:53:35,840 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-11-07 10:53:35,841 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-11-07 10:53:35,841 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-11-07 10:53:35,842 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-11-07 10:53:35,842 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-11-07 10:53:35,842 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-11-07 10:53:35,842 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-11-07 10:53:35,842 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-11-07 10:53:35,842 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-11-07 10:53:35,843 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-11-07 10:53:35,843 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-11-07 10:53:35,843 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2019-11-07 10:53:35,843 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-11-07 10:53:35,843 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-07 10:53:35,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-07 10:53:35,843 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-07 10:53:37,503 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-07 10:53:37,503 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-11-07 10:53:37,505 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 10:53:37 BoogieIcfgContainer [2019-11-07 10:53:37,505 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-07 10:53:37,506 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-11-07 10:53:37,506 INFO L271 PluginConnector]: Initializing Sifa... [2019-11-07 10:53:37,506 INFO L275 PluginConnector]: Sifa initialized [2019-11-07 10:53:37,507 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 10:53:37" (1/1) ... [2019-11-07 10:53:37,508 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 [2019-11-07 10:53:37,536 INFO L159 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-11-07 10:53:37,537 INFO L166 IcfgInterpreter]: Building call graph [2019-11-07 10:53:37,549 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-11-07 10:53:37,560 INFO L176 IcfgInterpreter]: Starting interpretation [2019-11-07 10:53:37,562 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-11-07 10:53:48,933 WARN L191 SmtUtils]: Spent 313.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-11-07 10:53:50,829 WARN L191 SmtUtils]: Spent 436.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-11-07 10:53:50,956 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-11-07 10:53:50,974 INFO L197 IcfgInterpreter]: Interpreting procedure main with input of size 484 for LOIs [2019-11-07 10:53:51,017 INFO L197 IcfgInterpreter]: Interpreting procedure runTest with input of size 484 for LOIs [2019-11-07 10:53:51,032 INFO L197 IcfgInterpreter]: Interpreting procedure test with input of size 484 for LOIs [2019-11-07 10:53:51,502 WARN L191 SmtUtils]: Spent 409.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-11-07 10:53:51,768 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2019-11-07 10:53:52,045 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 185 [2019-11-07 10:53:52,160 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 185 [2019-11-07 10:53:52,424 WARN L191 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 195 [2019-11-07 10:53:52,965 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2019-11-07 10:53:53,444 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2019-11-07 10:53:53,607 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 195 [2019-11-07 10:53:54,949 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 611 [2019-11-07 10:53:55,193 INFO L197 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-11-07 10:53:55,195 INFO L197 IcfgInterpreter]: Interpreting procedure timeShift with input of size 151 for LOIs [2019-11-07 10:53:55,691 INFO L197 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification5_spec__3 with input of size 144 for LOIs [2019-11-07 10:53:55,701 INFO L197 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 155 for LOIs [2019-11-07 10:53:55,702 INFO L180 IcfgInterpreter]: Interpretation finished [2019-11-07 10:53:55,717 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-11-07 10:53:55,718 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-11-07 10:53:55,720 INFO L168 Benchmark]: Toolchain (without parser) took 20853.25 ms. Allocated memory was 144.7 MB in the beginning and 482.3 MB in the end (delta: 337.6 MB). Free memory was 100.3 MB in the beginning and 298.6 MB in the end (delta: -198.3 MB). Peak memory consumption was 139.3 MB. Max. memory is 7.1 GB. [2019-11-07 10:53:55,721 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 144.7 MB. Free memory was 119.8 MB in the beginning and 119.6 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. [2019-11-07 10:53:55,722 INFO L168 Benchmark]: CACSL2BoogieTranslator took 766.17 ms. Allocated memory was 144.7 MB in the beginning and 201.9 MB in the end (delta: 57.1 MB). Free memory was 100.1 MB in the beginning and 167.6 MB in the end (delta: -67.5 MB). Peak memory consumption was 20.9 MB. Max. memory is 7.1 GB. [2019-11-07 10:53:55,723 INFO L168 Benchmark]: Boogie Preprocessor took 111.67 ms. Allocated memory is still 201.9 MB. Free memory was 167.6 MB in the beginning and 162.9 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. [2019-11-07 10:53:55,724 INFO L168 Benchmark]: RCFGBuilder took 1759.43 ms. Allocated memory was 201.9 MB in the beginning and 233.8 MB in the end (delta: 32.0 MB). Free memory was 162.9 MB in the beginning and 139.6 MB in the end (delta: 23.3 MB). Peak memory consumption was 82.0 MB. Max. memory is 7.1 GB. [2019-11-07 10:53:55,725 INFO L168 Benchmark]: Sifa took 18212.32 ms. Allocated memory was 233.8 MB in the beginning and 482.3 MB in the end (delta: 248.5 MB). Free memory was 139.6 MB in the beginning and 298.6 MB in the end (delta: -159.0 MB). Peak memory consumption was 89.5 MB. Max. memory is 7.1 GB. [2019-11-07 10:53:55,729 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 144.7 MB. Free memory was 119.8 MB in the beginning and 119.6 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 766.17 ms. Allocated memory was 144.7 MB in the beginning and 201.9 MB in the end (delta: 57.1 MB). Free memory was 100.1 MB in the beginning and 167.6 MB in the end (delta: -67.5 MB). Peak memory consumption was 20.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 111.67 ms. Allocated memory is still 201.9 MB. Free memory was 167.6 MB in the beginning and 162.9 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1759.43 ms. Allocated memory was 201.9 MB in the beginning and 233.8 MB in the end (delta: 32.0 MB). Free memory was 162.9 MB in the beginning and 139.6 MB in the end (delta: 23.3 MB). Peak memory consumption was 82.0 MB. Max. memory is 7.1 GB. * Sifa took 18212.32 ms. Allocated memory was 233.8 MB in the beginning and 482.3 MB in the end (delta: 248.5 MB). Free memory was 139.6 MB in the beginning and 298.6 MB in the end (delta: -159.0 MB). Peak memory consumption was 89.5 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]: 18166, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES_NONTRIVIAL: 39, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 134, TOOLS_POST_TIME[ms]: 13382, TOOLS_POST_CALL_APPLICATIONS: 61, TOOLS_POST_CALL_TIME[ms]: 143, TOOLS_POST_RETURN_APPLICATIONS: 54, TOOLS_POST_RETURN_TIME[ms]: 76, TOOLS_QUANTIFIERELIM_APPLICATIONS: 248, TOOLS_QUANTIFIERELIM_TIME[ms]: 13511, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 13317, FLUID_QUERY_TIME[ms]: 14, FLUID_QUERIES: 234, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 37, DOMAIN_JOIN_TIME[ms]: 4036, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 1, DOMAIN_WIDEN_TIME[ms]: 251, DOMAIN_ISSUBSETEQ_APPLICATIONS: 2, DOMAIN_ISSUBSETEQ_TIME[ms]: 7, DOMAIN_ISBOTTOM_APPLICATIONS: 39, DOMAIN_ISBOTTOM_TIME[ms]: 115, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 2182, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 2181, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 2, CALL_SUMMARIZER_APPLICATIONS: 54, CALL_SUMMARIZER_CACHE_MISSES: 30, CALL_SUMMARIZER_OVERALL_TIME[ms]: 13545, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 13545, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 8, PATH_EXPR_TIME[ms]: 10, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 34, DAG_COMPRESSION_PROCESSED_NODES: 489, DAG_COMPRESSION_RETAINED_NODES: 218 - UnprovableResult [Line: 551]: 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 494#(and (or (and (= |#t~string50.offset| 0) (<= |#t~string58.offset| 0) (<= 0 (+ ~switchedOnBeforeTS~0 2147483648)) (<= |#t~string22.offset| 0) (<= 0 |#NULL.base|) (= |#t~string27.offset| 0) (<= 0 |#t~string20.offset|) (<= ~systemActive~0 1) (<= ~head~0.offset 0) (= |#t~string62.offset| 0) (= |#t~string46.offset| 0) (<= 0 |#t~string64.offset|) (= |#t~string32.offset| 0) (<= 0 |#t~string46.offset|) (<= 0 |#t~string60.offset|) (= |#NULL.base| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 ~head~0.base) (<= 0 |#t~string42.offset|) (<= 0 ~methaneLevelCritical~0) (<= ~switchedOnBeforeTS~0 2147483647) (<= 0 |#t~string44.offset|) (<= |#t~string64.offset| 0) (<= |#t~string18.offset| 0) (= |#t~string20.offset| 0) (= |#t~string56.offset| 0) (= |#t~string29.offset| 0) (<= |#t~string66.offset| 0) (= |#t~string42.offset| 0) (<= 0 |#t~string48.offset|) (<= 0 |#NULL.offset|) (= |#t~string66.offset| 0) (<= |#t~string60.offset| 0) (= |#t~string64.offset| 0) (= ~head~0.base 0) (<= ~cleanupTimeShifts~0 4) (= ~cleanupTimeShifts~0 4) (= |#t~string68.offset| 0) (<= 0 |#t~string50.offset|) (<= |#NULL.base| 0) (= |#t~string18.offset| 0) (<= |#t~string46.offset| 0) (<= 4 ~cleanupTimeShifts~0) (= |#t~string31.offset| 0) (= |#t~string70.offset| 0) (<= |#t~string68.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) (<= 0 |#t~string70.offset|) (<= |#t~string31.offset| 0) (<= 0 |#t~string22.offset|) (= |#t~string28.offset| 0) (<= 0 |#t~string32.offset|) (<= 0 |#t~string18.offset|) (= |#t~string30.offset| 0) (<= |#t~string70.offset| 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~string27.offset| 0) (<= 0 |#t~string56.offset|) (= |#t~string44.offset| 0) (<= |#t~string21.offset| 0) (<= |#t~string42.offset| 0) (<= 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) (<= 0 |#t~string66.offset|) (<= |#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~string29.offset| 0) (<= |#t~string19.offset| 0) (<= 0 |#t~string58.offset|) (<= |#t~string20.offset| 0) (<= 0 |#t~string68.offset|) (<= 0 |#t~string28.offset|)) (and (= |#t~string50.offset| 0) (<= |#t~string58.offset| 0) (<= 0 (+ ~switchedOnBeforeTS~0 2147483648)) (<= |#t~string22.offset| 0) (<= 0 |#NULL.base|) (= |#t~string27.offset| 0) (<= 0 |#t~string20.offset|) (<= ~systemActive~0 1) (<= ~head~0.offset 0) (= |#t~string62.offset| 0) (= |#t~string46.offset| 0) (<= 0 |#t~string64.offset|) (= |#t~string32.offset| 0) (<= 0 |#t~string46.offset|) (<= 0 |#t~string60.offset|) (= |#NULL.base| 0) (<= 0 ~head~0.base) (<= 0 |#t~string42.offset|) (<= 0 ~methaneLevelCritical~0) (<= ~switchedOnBeforeTS~0 2147483647) (<= 0 |#t~string44.offset|) (<= |#t~string64.offset| 0) (<= |#t~string18.offset| 0) (= |#t~string20.offset| 0) (= |#t~string56.offset| 0) (= |#t~string29.offset| 0) (<= |#t~string66.offset| 0) (= |#t~string42.offset| 0) (<= 0 |#t~string48.offset|) (<= 0 |#NULL.offset|) (= |#t~string66.offset| 0) (<= |#t~string60.offset| 0) (= |#t~string64.offset| 0) (= ~head~0.base 0) (<= ~cleanupTimeShifts~0 4) (= ~cleanupTimeShifts~0 4) (= |#t~string68.offset| 0) (<= 0 |#t~string50.offset|) (<= |#NULL.base| 0) (= |#t~string18.offset| 0) (<= |#t~string46.offset| 0) (<= 4 ~cleanupTimeShifts~0) (= |#t~string31.offset| 0) (= |#t~string70.offset| 0) (<= |#t~string68.offset| 0) (= |#NULL.offset| 0) (not (= 0 ~systemActive~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) (<= 0 |#t~string70.offset|) (<= |#t~string31.offset| 0) (<= 0 |#t~string22.offset|) (= |#t~string28.offset| 0) (<= 0 |#t~string32.offset|) (<= 0 |#t~string18.offset|) (= |#t~string30.offset| 0) (<= |#t~string70.offset| 0) (<= |#t~string56.offset| 0) (<= 0 |#t~string21.offset|) (<= |#NULL.offset| 0) (= |#t~string48.offset| 0) (= ~head~0.offset 0) (<= |#t~string44.offset| 0) (<= |#t~string27.offset| 0) (<= 0 |#t~string56.offset|) (= |#t~string44.offset| 0) (<= |#t~string21.offset| 0) (<= |#t~string42.offset| 0) (<= 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) (<= 0 |#t~string66.offset|) (<= |#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~string29.offset| 0) (<= |#t~string19.offset| 0) (<= 0 |#t~string58.offset|) (<= |#t~string20.offset| 0) (<= 0 |#t~string68.offset|) (<= 0 |#t~string28.offset|))) (<= ~waterLevel~0 2147483647) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (<= 0 (+ ~pumpRunning~0 2147483648)) (not (= 2 ~waterLevel~0)) (= ~switchedOnBeforeTS~0 0) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...