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 ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer ReUseSupersetCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product20.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-19 00:04:40,724 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-19 00:04:40,726 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-19 00:04:40,737 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-19 00:04:40,738 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-19 00:04:40,739 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-19 00:04:40,740 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-19 00:04:40,742 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-19 00:04:40,743 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-19 00:04:40,744 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-19 00:04:40,745 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-19 00:04:40,746 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-19 00:04:40,747 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-19 00:04:40,748 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-19 00:04:40,749 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-19 00:04:40,750 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-19 00:04:40,750 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-19 00:04:40,751 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-19 00:04:40,753 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-19 00:04:40,756 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-19 00:04:40,759 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-19 00:04:40,760 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-19 00:04:40,764 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-19 00:04:40,765 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-19 00:04:40,769 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-19 00:04:40,769 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-19 00:04:40,769 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-19 00:04:40,772 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-19 00:04:40,773 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-19 00:04:40,776 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-19 00:04:40,776 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-19 00:04:40,777 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-19 00:04:40,777 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-19 00:04:40,778 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-19 00:04:40,779 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-19 00:04:40,779 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-19 00:04:40,780 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-19 00:04:40,780 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-19 00:04:40,780 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-19 00:04:40,781 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-19 00:04:40,782 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-19 00:04:40,786 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 [2019-09-19 00:04:40,807 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-19 00:04:40,807 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-19 00:04:40,811 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-19 00:04:40,812 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-19 00:04:40,812 INFO L138 SettingsManager]: * Use SBE=true [2019-09-19 00:04:40,812 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-19 00:04:40,812 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-19 00:04:40,813 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-19 00:04:40,813 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-19 00:04:40,813 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-19 00:04:40,814 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-19 00:04:40,814 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-19 00:04:40,814 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-19 00:04:40,815 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-19 00:04:40,815 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-19 00:04:40,815 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-19 00:04:40,815 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-19 00:04:40,816 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-19 00:04:40,816 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-19 00:04:40,816 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-19 00:04:40,817 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-19 00:04:40,817 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 00:04:40,818 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-19 00:04:40,818 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-19 00:04:40,818 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-19 00:04:40,819 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-19 00:04:40,819 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-19 00:04:40,819 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-19 00:04:40,819 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain 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 -> ReUseSupersetCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-19 00:04:40,874 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-19 00:04:40,896 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-19 00:04:40,901 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-19 00:04:40,903 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-19 00:04:40,903 INFO L275 PluginConnector]: CDTParser initialized [2019-09-19 00:04:40,904 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product20.cil.c [2019-09-19 00:04:40,965 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b98d646bc/fed6673300704c3ba01e6c7bb901d852/FLAGdc8cbb77e [2019-09-19 00:04:41,489 INFO L306 CDTParser]: Found 1 translation units. [2019-09-19 00:04:41,489 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product20.cil.c [2019-09-19 00:04:41,506 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b98d646bc/fed6673300704c3ba01e6c7bb901d852/FLAGdc8cbb77e [2019-09-19 00:04:41,767 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b98d646bc/fed6673300704c3ba01e6c7bb901d852 [2019-09-19 00:04:41,775 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-19 00:04:41,777 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-19 00:04:41,778 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-19 00:04:41,778 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-19 00:04:41,782 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-19 00:04:41,783 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 12:04:41" (1/1) ... [2019-09-19 00:04:41,785 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@247428a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 12:04:41, skipping insertion in model container [2019-09-19 00:04:41,786 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 12:04:41" (1/1) ... [2019-09-19 00:04:41,793 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-19 00:04:41,846 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-19 00:04:42,253 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 00:04:42,267 INFO L188 MainTranslator]: Completed pre-run [2019-09-19 00:04:42,391 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 00:04:42,424 INFO L192 MainTranslator]: Completed translation [2019-09-19 00:04:42,424 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 12:04:42 WrapperNode [2019-09-19 00:04:42,424 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-19 00:04:42,425 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-19 00:04:42,425 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-19 00:04:42,425 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-19 00:04:42,435 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 12:04:42" (1/1) ... [2019-09-19 00:04:42,435 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 12:04:42" (1/1) ... [2019-09-19 00:04:42,456 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 12:04:42" (1/1) ... [2019-09-19 00:04:42,457 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 12:04:42" (1/1) ... [2019-09-19 00:04:42,484 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 12:04:42" (1/1) ... [2019-09-19 00:04:42,494 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 12:04:42" (1/1) ... [2019-09-19 00:04:42,500 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 12:04:42" (1/1) ... [2019-09-19 00:04:42,507 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-19 00:04:42,508 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-19 00:04:42,508 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-19 00:04:42,508 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-19 00:04:42,509 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 12:04:42" (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 [2019-09-19 00:04:42,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-19 00:04:42,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-19 00:04:42,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-19 00:04:42,579 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-19 00:04:42,580 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-19 00:04:42,580 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-19 00:04:42,581 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-19 00:04:42,581 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-19 00:04:42,581 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-19 00:04:42,581 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-19 00:04:42,581 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-19 00:04:42,582 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-19 00:04:42,582 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-19 00:04:42,583 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-19 00:04:42,583 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-19 00:04:42,583 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-19 00:04:42,585 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-09-19 00:04:42,586 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-09-19 00:04:42,586 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-09-19 00:04:42,586 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-19 00:04:42,586 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-19 00:04:42,586 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-19 00:04:42,586 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-19 00:04:42,587 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-19 00:04:42,587 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-19 00:04:42,587 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-19 00:04:42,587 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-19 00:04:42,587 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-19 00:04:42,587 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-19 00:04:42,587 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-19 00:04:42,588 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-19 00:04:42,588 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-19 00:04:42,588 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-19 00:04:42,588 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-19 00:04:42,589 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-19 00:04:42,589 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-19 00:04:42,589 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-19 00:04:42,589 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-19 00:04:42,589 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-19 00:04:42,590 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-19 00:04:42,590 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-19 00:04:42,590 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-19 00:04:42,590 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-19 00:04:42,590 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-19 00:04:42,590 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-19 00:04:42,591 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-19 00:04:42,591 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-19 00:04:42,591 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-19 00:04:42,591 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-19 00:04:42,591 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-19 00:04:42,591 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-19 00:04:42,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-19 00:04:42,592 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-19 00:04:42,592 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-19 00:04:42,592 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-19 00:04:42,592 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-19 00:04:42,592 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-19 00:04:42,592 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-19 00:04:42,593 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-19 00:04:42,593 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-19 00:04:42,593 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-19 00:04:42,594 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-19 00:04:42,594 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-19 00:04:42,594 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-19 00:04:42,594 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-19 00:04:42,594 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-19 00:04:42,594 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-19 00:04:42,594 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-19 00:04:42,595 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-19 00:04:42,595 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-19 00:04:42,595 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-09-19 00:04:42,595 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-09-19 00:04:42,595 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-09-19 00:04:42,596 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-19 00:04:42,596 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-19 00:04:42,597 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-19 00:04:42,597 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-19 00:04:42,597 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-19 00:04:42,598 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-19 00:04:42,598 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-19 00:04:42,598 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-19 00:04:42,598 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-19 00:04:42,599 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-19 00:04:42,599 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-19 00:04:42,599 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-19 00:04:42,599 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-19 00:04:42,600 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-19 00:04:42,601 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-19 00:04:42,601 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-19 00:04:42,601 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-19 00:04:42,601 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-19 00:04:42,601 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-19 00:04:42,601 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-19 00:04:42,602 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-19 00:04:42,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-19 00:04:42,602 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-19 00:04:44,330 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-19 00:04:44,330 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-19 00:04:44,332 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 12:04:44 BoogieIcfgContainer [2019-09-19 00:04:44,332 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-19 00:04:44,332 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-19 00:04:44,332 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-19 00:04:44,333 INFO L275 PluginConnector]: Sifa initialized [2019-09-19 00:04:44,334 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 12:04:44" (1/1) ... [2019-09-19 00:04:44,335 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=ReUseSupersetCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-19 00:04:44,360 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-19 00:04:44,361 INFO L169 IcfgInterpreter]: Building call graph [2019-09-19 00:04:44,371 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-19 00:04:44,381 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-19 00:04:44,382 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-19 00:04:56,921 WARN L191 SmtUtils]: Spent 12.45 s on a formula simplification that was a NOOP. DAG size: 443 [2019-09-19 00:05:08,908 WARN L191 SmtUtils]: Spent 11.98 s on a formula simplification that was a NOOP. DAG size: 443 [2019-09-19 00:05:30,293 WARN L191 SmtUtils]: Spent 12.10 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-19 00:05:32,008 WARN L191 SmtUtils]: Spent 403.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-19 00:05:35,719 WARN L191 SmtUtils]: Spent 3.70 s on a formula simplification. DAG size of input: 474 DAG size of output: 424 [2019-09-19 00:05:35,728 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 434 for LOIs [2019-09-19 00:05:37,438 WARN L191 SmtUtils]: Spent 1.70 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 00:05:39,169 WARN L191 SmtUtils]: Spent 1.73 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 00:05:40,849 WARN L191 SmtUtils]: Spent 1.67 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 00:05:42,568 WARN L191 SmtUtils]: Spent 1.72 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 00:05:44,364 WARN L191 SmtUtils]: Spent 1.79 s on a formula simplification that was a NOOP. DAG size: 428 [2019-09-19 00:05:46,119 WARN L191 SmtUtils]: Spent 1.75 s on a formula simplification that was a NOOP. DAG size: 428 [2019-09-19 00:05:47,842 WARN L191 SmtUtils]: Spent 1.71 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 00:05:49,501 WARN L191 SmtUtils]: Spent 1.66 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 00:05:49,508 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 434 for LOIs [2019-09-19 00:05:51,228 WARN L191 SmtUtils]: Spent 1.71 s on a formula simplification that was a NOOP. DAG size: 426 [2019-09-19 00:05:52,940 WARN L191 SmtUtils]: Spent 1.71 s on a formula simplification that was a NOOP. DAG size: 426 [2019-09-19 00:05:52,950 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 434 for LOIs [2019-09-19 00:05:56,547 WARN L191 SmtUtils]: Spent 3.48 s on a formula simplification. DAG size of input: 433 DAG size of output: 427 [2019-09-19 00:05:58,243 WARN L191 SmtUtils]: Spent 1.69 s on a formula simplification that was a NOOP. DAG size: 427 [2019-09-19 00:06:09,250 WARN L191 SmtUtils]: Spent 10.97 s on a formula simplification. DAG size of input: 454 DAG size of output: 452 [2019-09-19 00:06:14,518 WARN L191 SmtUtils]: Spent 5.27 s on a formula simplification that was a NOOP. DAG size: 452 [2019-09-19 00:06:25,266 WARN L191 SmtUtils]: Spent 10.75 s on a formula simplification. DAG size of input: 454 DAG size of output: 452 [2019-09-19 00:06:30,500 WARN L191 SmtUtils]: Spent 5.23 s on a formula simplification that was a NOOP. DAG size: 452 [2019-09-19 00:06:41,231 WARN L191 SmtUtils]: Spent 10.73 s on a formula simplification. DAG size of input: 454 DAG size of output: 452 [2019-09-19 00:06:46,504 WARN L191 SmtUtils]: Spent 5.27 s on a formula simplification that was a NOOP. DAG size: 452 [2019-09-19 00:06:57,262 WARN L191 SmtUtils]: Spent 10.76 s on a formula simplification. DAG size of input: 454 DAG size of output: 452 [2019-09-19 00:07:02,564 WARN L191 SmtUtils]: Spent 5.30 s on a formula simplification that was a NOOP. DAG size: 452 [2019-09-19 00:07:13,409 WARN L191 SmtUtils]: Spent 10.84 s on a formula simplification. DAG size of input: 454 DAG size of output: 452 [2019-09-19 00:07:18,692 WARN L191 SmtUtils]: Spent 5.28 s on a formula simplification that was a NOOP. DAG size: 452 [2019-09-19 00:07:29,504 WARN L191 SmtUtils]: Spent 10.81 s on a formula simplification. DAG size of input: 454 DAG size of output: 452 [2019-09-19 00:07:34,791 WARN L191 SmtUtils]: Spent 5.29 s on a formula simplification that was a NOOP. DAG size: 452 [2019-09-19 00:07:45,608 WARN L191 SmtUtils]: Spent 10.82 s on a formula simplification. DAG size of input: 454 DAG size of output: 452 [2019-09-19 00:07:50,909 WARN L191 SmtUtils]: Spent 5.30 s on a formula simplification that was a NOOP. DAG size: 452 [2019-09-19 00:08:00,981 WARN L191 SmtUtils]: Spent 10.03 s on a formula simplification. DAG size of input: 435 DAG size of output: 430 [2019-09-19 00:08:06,044 WARN L191 SmtUtils]: Spent 5.06 s on a formula simplification that was a NOOP. DAG size: 430 [2019-09-19 00:08:23,070 WARN L191 SmtUtils]: Spent 17.01 s on a formula simplification. DAG size of input: 470 DAG size of output: 467 [2019-09-19 00:08:30,258 WARN L191 SmtUtils]: Spent 7.19 s on a formula simplification that was a NOOP. DAG size: 467 [2019-09-19 00:08:36,988 WARN L191 SmtUtils]: Spent 6.68 s on a formula simplification that was a NOOP. DAG size: 435 [2019-09-19 00:08:43,696 WARN L191 SmtUtils]: Spent 6.71 s on a formula simplification that was a NOOP. DAG size: 435 [2019-09-19 00:09:09,121 WARN L191 SmtUtils]: Spent 25.40 s on a formula simplification. DAG size of input: 497 DAG size of output: 487 [2019-09-19 00:09:21,055 WARN L191 SmtUtils]: Spent 11.93 s on a formula simplification that was a NOOP. DAG size: 487 [2019-09-19 00:09:33,342 WARN L191 SmtUtils]: Spent 12.23 s on a formula simplification. DAG size of input: 442 DAG size of output: 438 [2019-09-19 00:09:39,416 WARN L191 SmtUtils]: Spent 6.07 s on a formula simplification that was a NOOP. DAG size: 438 [2019-09-19 00:09:51,460 WARN L191 SmtUtils]: Spent 12.03 s on a formula simplification. DAG size of input: 445 DAG size of output: 436 [2019-09-19 00:09:57,260 WARN L191 SmtUtils]: Spent 5.80 s on a formula simplification that was a NOOP. DAG size: 436 [2019-09-19 00:10:02,893 WARN L191 SmtUtils]: Spent 5.58 s on a formula simplification. DAG size of input: 453 DAG size of output: 1 [2019-09-19 00:10:07,957 WARN L191 SmtUtils]: Spent 4.97 s on a formula simplification. DAG size of input: 452 DAG size of output: 1 [2019-09-19 00:10:16,924 WARN L191 SmtUtils]: Spent 8.95 s on a formula simplification. DAG size of input: 445 DAG size of output: 436 [2019-09-19 00:10:19,843 WARN L191 SmtUtils]: Spent 2.92 s on a formula simplification that was a NOOP. DAG size: 436 [2019-09-19 00:10:26,114 WARN L191 SmtUtils]: Spent 6.27 s on a formula simplification. DAG size of input: 453 DAG size of output: 437 [2019-09-19 00:10:28,319 WARN L191 SmtUtils]: Spent 2.20 s on a formula simplification that was a NOOP. DAG size: 437 [2019-09-19 00:10:42,133 WARN L191 SmtUtils]: Spent 13.80 s on a formula simplification. DAG size of input: 470 DAG size of output: 440 [2019-09-19 00:10:48,529 WARN L191 SmtUtils]: Spent 6.39 s on a formula simplification that was a NOOP. DAG size: 440 [2019-09-19 00:10:54,179 WARN L191 SmtUtils]: Spent 5.63 s on a formula simplification that was a NOOP. DAG size: 437 [2019-09-19 00:10:59,825 WARN L191 SmtUtils]: Spent 5.64 s on a formula simplification that was a NOOP. DAG size: 437 [2019-09-19 00:11:06,138 WARN L191 SmtUtils]: Spent 6.27 s on a formula simplification that was a NOOP. DAG size: 437 [2019-09-19 00:11:29,897 WARN L191 SmtUtils]: Spent 23.72 s on a formula simplification. DAG size of input: 454 DAG size of output: 442 [2019-09-19 00:11:37,194 WARN L191 SmtUtils]: Spent 7.30 s on a formula simplification that was a NOOP. DAG size: 442 [2019-09-19 00:11:44,455 WARN L191 SmtUtils]: Spent 7.26 s on a formula simplification that was a NOOP. DAG size: 442 [2019-09-19 00:11:51,732 WARN L191 SmtUtils]: Spent 7.28 s on a formula simplification that was a NOOP. DAG size: 442 [2019-09-19 00:12:03,722 WARN L191 SmtUtils]: Spent 11.98 s on a formula simplification. DAG size of input: 453 DAG size of output: 443 [2019-09-19 00:12:09,393 WARN L191 SmtUtils]: Spent 5.67 s on a formula simplification that was a NOOP. DAG size: 443 [2019-09-19 00:12:21,742 WARN L191 SmtUtils]: Spent 12.22 s on a formula simplification. DAG size of input: 453 DAG size of output: 444 [2019-09-19 00:12:27,829 WARN L191 SmtUtils]: Spent 6.09 s on a formula simplification that was a NOOP. DAG size: 444 [2019-09-19 00:13:10,902 WARN L191 SmtUtils]: Spent 43.02 s on a formula simplification. DAG size of input: 545 DAG size of output: 490 [2019-09-19 00:13:19,838 WARN L191 SmtUtils]: Spent 8.93 s on a formula simplification that was a NOOP. DAG size: 490 [2019-09-19 00:13:32,106 WARN L191 SmtUtils]: Spent 12.16 s on a formula simplification. DAG size of input: 444 DAG size of output: 441 [2019-09-19 00:13:38,136 WARN L191 SmtUtils]: Spent 6.03 s on a formula simplification that was a NOOP. DAG size: 441 [2019-09-19 00:14:00,042 WARN L191 SmtUtils]: Spent 21.88 s on a formula simplification. DAG size of input: 500 DAG size of output: 486 [2019-09-19 00:14:10,057 WARN L191 SmtUtils]: Spent 10.01 s on a formula simplification that was a NOOP. DAG size: 486 [2019-09-19 00:14:29,644 WARN L191 SmtUtils]: Spent 19.58 s on a formula simplification. DAG size of input: 510 DAG size of output: 484 [2019-09-19 00:14:39,447 WARN L191 SmtUtils]: Spent 9.80 s on a formula simplification that was a NOOP. DAG size: 484 [2019-09-19 00:15:01,592 WARN L191 SmtUtils]: Spent 22.14 s on a formula simplification. DAG size of input: 524 DAG size of output: 484 [2019-09-19 00:15:11,213 WARN L191 SmtUtils]: Spent 9.62 s on a formula simplification that was a NOOP. DAG size: 484 [2019-09-19 00:15:26,276 WARN L191 SmtUtils]: Spent 15.03 s on a formula simplification that was a NOOP. DAG size: 503 [2019-09-19 00:15:26,873 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 31 [2019-09-19 00:15:27,266 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 38 [2019-09-19 00:15:27,545 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 40 [2019-09-19 00:15:28,129 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 36 [2019-09-19 00:15:28,280 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 36 [2019-09-19 00:15:28,638 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 33 [2019-09-19 00:15:28,913 WARN L191 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 44 [2019-09-19 00:15:29,026 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2019-09-19 00:15:29,334 WARN L191 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 45 [2019-09-19 00:15:29,446 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2019-09-19 00:15:29,901 WARN L191 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 46 [2019-09-19 00:15:30,167 WARN L191 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 46 [2019-09-19 00:15:30,582 WARN L191 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 43 [2019-09-19 00:15:30,977 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 36 [2019-09-19 00:15:31,129 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 36 [2019-09-19 00:15:41,493 WARN L191 SmtUtils]: Spent 10.11 s on a formula simplification. DAG size of input: 445 DAG size of output: 431 [2019-09-19 00:15:59,628 WARN L191 SmtUtils]: Spent 18.13 s on a formula simplification. DAG size of input: 470 DAG size of output: 465 [2019-09-19 00:16:08,603 WARN L191 SmtUtils]: Spent 8.97 s on a formula simplification that was a NOOP. DAG size: 465 [2019-09-19 00:16:15,335 WARN L191 SmtUtils]: Spent 6.67 s on a formula simplification that was a NOOP. DAG size: 435 [2019-09-19 00:16:48,493 WARN L191 SmtUtils]: Spent 33.13 s on a formula simplification. DAG size of input: 497 DAG size of output: 494 [2019-09-19 00:17:02,903 WARN L191 SmtUtils]: Spent 14.41 s on a formula simplification that was a NOOP. DAG size: 494 [2019-09-19 00:17:08,669 WARN L191 SmtUtils]: Spent 5.73 s on a formula simplification that was a NOOP. DAG size: 442 [2019-09-19 00:17:15,005 WARN L191 SmtUtils]: Spent 6.15 s on a formula simplification that was a NOOP. DAG size: 444 [2019-09-19 00:17:43,445 WARN L191 SmtUtils]: Spent 28.40 s on a formula simplification. DAG size of input: 554 DAG size of output: 493 [2019-09-19 00:17:50,329 WARN L191 SmtUtils]: Spent 6.88 s on a formula simplification that was a NOOP. DAG size: 493 [2019-09-19 00:18:02,573 WARN L191 SmtUtils]: Spent 12.15 s on a formula simplification. DAG size of input: 442 DAG size of output: 441