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 InterpretCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product50.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-19 09:36:08,845 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-19 09:36:08,848 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-19 09:36:08,859 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-19 09:36:08,860 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-19 09:36:08,861 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-19 09:36:08,862 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-19 09:36:08,864 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-19 09:36:08,866 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-19 09:36:08,866 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-19 09:36:08,867 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-19 09:36:08,868 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-19 09:36:08,869 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-19 09:36:08,870 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-19 09:36:08,871 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-19 09:36:08,872 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-19 09:36:08,873 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-19 09:36:08,874 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-19 09:36:08,876 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-19 09:36:08,878 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-19 09:36:08,879 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-19 09:36:08,881 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-19 09:36:08,882 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-19 09:36:08,883 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-19 09:36:08,885 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-19 09:36:08,886 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-19 09:36:08,886 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-19 09:36:08,887 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-19 09:36:08,888 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-19 09:36:08,889 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-19 09:36:08,889 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-19 09:36:08,890 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-19 09:36:08,891 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-19 09:36:08,891 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-19 09:36:08,893 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-19 09:36:08,893 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-19 09:36:08,894 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-19 09:36:08,894 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-19 09:36:08,894 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-19 09:36:08,895 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-19 09:36:08,896 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-19 09:36:08,897 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 09:36:08,912 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-19 09:36:08,912 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-19 09:36:08,913 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-19 09:36:08,914 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-19 09:36:08,914 INFO L138 SettingsManager]: * Use SBE=true [2019-09-19 09:36:08,914 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-19 09:36:08,914 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-19 09:36:08,915 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-19 09:36:08,915 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-19 09:36:08,915 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-19 09:36:08,915 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-19 09:36:08,915 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-19 09:36:08,915 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-19 09:36:08,916 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-19 09:36:08,916 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-19 09:36:08,916 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-19 09:36:08,916 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-19 09:36:08,916 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-19 09:36:08,917 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-19 09:36:08,917 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-19 09:36:08,917 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-19 09:36:08,917 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 09:36:08,917 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-19 09:36:08,918 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-19 09:36:08,918 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-19 09:36:08,918 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-19 09:36:08,918 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-19 09:36:08,918 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-19 09:36:08,919 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 -> InterpretCallSummarizer 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 09:36:08,949 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-19 09:36:08,962 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-19 09:36:08,965 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-19 09:36:08,966 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-19 09:36:08,967 INFO L275 PluginConnector]: CDTParser initialized [2019-09-19 09:36:08,968 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product50.cil.c [2019-09-19 09:36:09,026 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ca6162fc7/5298f671255242f494d4a08987016717/FLAGfb6aa25cb [2019-09-19 09:36:09,483 INFO L306 CDTParser]: Found 1 translation units. [2019-09-19 09:36:09,484 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product50.cil.c [2019-09-19 09:36:09,502 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ca6162fc7/5298f671255242f494d4a08987016717/FLAGfb6aa25cb [2019-09-19 09:36:09,846 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ca6162fc7/5298f671255242f494d4a08987016717 [2019-09-19 09:36:09,857 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-19 09:36:09,858 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-19 09:36:09,859 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-19 09:36:09,860 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-19 09:36:09,863 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-19 09:36:09,864 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 09:36:09" (1/1) ... [2019-09-19 09:36:09,867 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ad02aa6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:36:09, skipping insertion in model container [2019-09-19 09:36:09,867 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 09:36:09" (1/1) ... [2019-09-19 09:36:09,875 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-19 09:36:09,929 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-19 09:36:10,361 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 09:36:10,375 INFO L188 MainTranslator]: Completed pre-run [2019-09-19 09:36:10,491 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 09:36:10,537 INFO L192 MainTranslator]: Completed translation [2019-09-19 09:36:10,538 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:36:10 WrapperNode [2019-09-19 09:36:10,538 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-19 09:36:10,539 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-19 09:36:10,539 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-19 09:36:10,539 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-19 09:36:10,551 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:36:10" (1/1) ... [2019-09-19 09:36:10,552 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:36:10" (1/1) ... [2019-09-19 09:36:10,579 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:36:10" (1/1) ... [2019-09-19 09:36:10,580 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:36:10" (1/1) ... [2019-09-19 09:36:10,614 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:36:10" (1/1) ... [2019-09-19 09:36:10,625 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:36:10" (1/1) ... [2019-09-19 09:36:10,629 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:36:10" (1/1) ... [2019-09-19 09:36:10,637 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-19 09:36:10,637 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-19 09:36:10,637 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-19 09:36:10,638 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-19 09:36:10,641 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:36:10" (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 09:36:10,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-19 09:36:10,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-19 09:36:10,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-19 09:36:10,702 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-19 09:36:10,703 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-19 09:36:10,703 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-19 09:36:10,704 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-19 09:36:10,704 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-19 09:36:10,704 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-19 09:36:10,704 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-09-19 09:36:10,705 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-19 09:36:10,705 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-19 09:36:10,706 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-19 09:36:10,706 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-19 09:36:10,706 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-19 09:36:10,706 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-19 09:36:10,708 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-19 09:36:10,709 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-19 09:36:10,709 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-19 09:36:10,709 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-19 09:36:10,709 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-19 09:36:10,709 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-19 09:36:10,711 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-19 09:36:10,711 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-19 09:36:10,711 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-19 09:36:10,711 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-19 09:36:10,711 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-19 09:36:10,711 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-19 09:36:10,711 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-19 09:36:10,712 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-19 09:36:10,712 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-19 09:36:10,712 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-19 09:36:10,712 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-19 09:36:10,712 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-19 09:36:10,713 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-19 09:36:10,713 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-19 09:36:10,713 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-19 09:36:10,713 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-19 09:36:10,713 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-19 09:36:10,713 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-19 09:36:10,713 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-19 09:36:10,714 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-19 09:36:10,714 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-19 09:36:10,714 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-19 09:36:10,714 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-19 09:36:10,714 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-19 09:36:10,714 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-19 09:36:10,715 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-19 09:36:10,715 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-19 09:36:10,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-19 09:36:10,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-19 09:36:10,715 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-19 09:36:10,715 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-19 09:36:10,715 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-19 09:36:10,716 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-19 09:36:10,716 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-19 09:36:10,716 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-19 09:36:10,716 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-19 09:36:10,716 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-19 09:36:10,717 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-19 09:36:10,717 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-19 09:36:10,717 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-19 09:36:10,717 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-19 09:36:10,717 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-19 09:36:10,717 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-09-19 09:36:10,718 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-19 09:36:10,718 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-19 09:36:10,718 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-19 09:36:10,718 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-19 09:36:10,718 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-19 09:36:10,719 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-19 09:36:10,719 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-19 09:36:10,719 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-19 09:36:10,720 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-19 09:36:10,720 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-19 09:36:10,720 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-19 09:36:10,721 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-19 09:36:10,721 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-19 09:36:10,721 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-19 09:36:10,721 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-19 09:36:10,722 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-19 09:36:10,722 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-19 09:36:10,722 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-19 09:36:10,722 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-19 09:36:10,723 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-19 09:36:10,723 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-19 09:36:10,723 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-19 09:36:10,724 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-19 09:36:10,724 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-19 09:36:10,724 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-19 09:36:10,724 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-19 09:36:10,724 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-19 09:36:10,724 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-19 09:36:10,725 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-19 09:36:10,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-19 09:36:10,725 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-19 09:36:12,605 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-19 09:36:12,606 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-19 09:36:12,608 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 09:36:12 BoogieIcfgContainer [2019-09-19 09:36:12,608 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-19 09:36:12,609 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-19 09:36:12,609 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-19 09:36:12,609 INFO L275 PluginConnector]: Sifa initialized [2019-09-19 09:36:12,611 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 09:36:12" (1/1) ... [2019-09-19 09:36:12,611 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=InterpretCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-19 09:36:12,652 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-19 09:36:12,653 INFO L169 IcfgInterpreter]: Building call graph [2019-09-19 09:36:12,674 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-19 09:36:12,688 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-19 09:36:12,690 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-19 09:36:25,664 WARN L191 SmtUtils]: Spent 12.88 s on a formula simplification that was a NOOP. DAG size: 441 [2019-09-19 09:36:37,747 WARN L191 SmtUtils]: Spent 12.08 s on a formula simplification that was a NOOP. DAG size: 441 [2019-09-19 09:37:02,481 WARN L191 SmtUtils]: Spent 14.29 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-19 09:37:04,246 WARN L191 SmtUtils]: Spent 429.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-19 09:37:07,998 WARN L191 SmtUtils]: Spent 3.75 s on a formula simplification. DAG size of input: 472 DAG size of output: 422 [2019-09-19 09:37:08,008 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 430 for LOIs [2019-09-19 09:37:09,727 WARN L191 SmtUtils]: Spent 1.71 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-19 09:37:11,444 WARN L191 SmtUtils]: Spent 1.72 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-19 09:37:13,141 WARN L191 SmtUtils]: Spent 1.69 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-19 09:37:14,836 WARN L191 SmtUtils]: Spent 1.69 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-19 09:37:16,561 WARN L191 SmtUtils]: Spent 1.72 s on a formula simplification that was a NOOP. DAG size: 426 [2019-09-19 09:37:18,275 WARN L191 SmtUtils]: Spent 1.71 s on a formula simplification that was a NOOP. DAG size: 426 [2019-09-19 09:37:19,996 WARN L191 SmtUtils]: Spent 1.71 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-19 09:37:21,666 WARN L191 SmtUtils]: Spent 1.67 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-19 09:37:21,673 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 430 for LOIs [2019-09-19 09:37:21,678 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 430 for LOIs [2019-09-19 09:37:25,149 WARN L191 SmtUtils]: Spent 3.43 s on a formula simplification. DAG size of input: 431 DAG size of output: 425 [2019-09-19 09:37:26,921 WARN L191 SmtUtils]: Spent 1.77 s on a formula simplification that was a NOOP. DAG size: 425 [2019-09-19 09:37:38,287 WARN L191 SmtUtils]: Spent 11.36 s on a formula simplification. DAG size of input: 449 DAG size of output: 447 [2019-09-19 09:37:43,796 WARN L191 SmtUtils]: Spent 5.51 s on a formula simplification that was a NOOP. DAG size: 447 [2019-09-19 09:37:54,511 WARN L191 SmtUtils]: Spent 10.67 s on a formula simplification. DAG size of input: 433 DAG size of output: 428 [2019-09-19 09:37:59,697 WARN L191 SmtUtils]: Spent 5.19 s on a formula simplification that was a NOOP. DAG size: 428 [2019-09-19 09:38:20,196 WARN L191 SmtUtils]: Spent 20.48 s on a formula simplification. DAG size of input: 468 DAG size of output: 462 [2019-09-19 09:38:28,667 WARN L191 SmtUtils]: Spent 8.47 s on a formula simplification that was a NOOP. DAG size: 462 [2019-09-19 09:38:37,030 WARN L191 SmtUtils]: Spent 8.29 s on a formula simplification that was a NOOP. DAG size: 433 [2019-09-19 09:38:45,318 WARN L191 SmtUtils]: Spent 8.29 s on a formula simplification that was a NOOP. DAG size: 433 [2019-09-19 09:39:20,699 WARN L191 SmtUtils]: Spent 35.35 s on a formula simplification. DAG size of input: 491 DAG size of output: 491 [2019-09-19 09:39:35,866 WARN L191 SmtUtils]: Spent 15.17 s on a formula simplification that was a NOOP. DAG size: 491 [2019-09-19 09:39:36,960 WARN L191 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 457 DAG size of output: 1 [2019-09-19 09:39:44,746 WARN L191 SmtUtils]: Spent 7.65 s on a formula simplification. DAG size of input: 458 DAG size of output: 443 [2019-09-19 09:39:48,057 WARN L191 SmtUtils]: Spent 3.31 s on a formula simplification that was a NOOP. DAG size: 443 [2019-09-19 09:39:55,661 WARN L191 SmtUtils]: Spent 7.44 s on a formula simplification. DAG size of input: 448 DAG size of output: 433 [2019-09-19 09:39:58,922 WARN L191 SmtUtils]: Spent 3.26 s on a formula simplification that was a NOOP. DAG size: 433 [2019-09-19 09:40:06,333 WARN L191 SmtUtils]: Spent 7.38 s on a formula simplification. DAG size of input: 450 DAG size of output: 435 [2019-09-19 09:40:09,569 WARN L191 SmtUtils]: Spent 3.23 s on a formula simplification that was a NOOP. DAG size: 435 [2019-09-19 09:40:25,601 WARN L191 SmtUtils]: Spent 16.02 s on a formula simplification. DAG size of input: 464 DAG size of output: 439 [2019-09-19 09:40:30,889 WARN L191 SmtUtils]: Spent 5.29 s on a formula simplification that was a NOOP. DAG size: 439 [2019-09-19 09:40:36,176 WARN L191 SmtUtils]: Spent 5.28 s on a formula simplification that was a NOOP. DAG size: 439 [2019-09-19 09:40:41,463 WARN L191 SmtUtils]: Spent 5.29 s on a formula simplification that was a NOOP. DAG size: 439 [2019-09-19 09:40:46,808 WARN L191 SmtUtils]: Spent 5.34 s on a formula simplification that was a NOOP. DAG size: 439 [2019-09-19 09:40:52,117 WARN L191 SmtUtils]: Spent 5.31 s on a formula simplification that was a NOOP. DAG size: 439 [2019-09-19 09:41:00,095 WARN L191 SmtUtils]: Spent 7.96 s on a formula simplification. DAG size of input: 454 DAG size of output: 437 [2019-09-19 09:41:03,329 WARN L191 SmtUtils]: Spent 3.23 s on a formula simplification that was a NOOP. DAG size: 437 [2019-09-19 09:41:11,893 WARN L191 SmtUtils]: Spent 8.55 s on a formula simplification. DAG size of input: 466 DAG size of output: 439 [2019-09-19 09:41:15,575 WARN L191 SmtUtils]: Spent 3.68 s on a formula simplification that was a NOOP. DAG size: 439 [2019-09-19 09:41:18,761 WARN L191 SmtUtils]: Spent 3.18 s on a formula simplification that was a NOOP. DAG size: 437 [2019-09-19 09:41:21,925 WARN L191 SmtUtils]: Spent 3.16 s on a formula simplification that was a NOOP. DAG size: 437 [2019-09-19 09:41:22,795 WARN L191 SmtUtils]: Spent 827.00 ms on a formula simplification. DAG size of input: 443 DAG size of output: 1 [2019-09-19 09:41:29,103 WARN L191 SmtUtils]: Spent 6.30 s on a formula simplification. DAG size of input: 442 DAG size of output: 435 [2019-09-19 09:41:32,262 WARN L191 SmtUtils]: Spent 3.16 s on a formula simplification that was a NOOP. DAG size: 435 [2019-09-19 09:41:38,766 WARN L191 SmtUtils]: Spent 6.50 s on a formula simplification. DAG size of input: 446 DAG size of output: 437 [2019-09-19 09:41:41,929 WARN L191 SmtUtils]: Spent 3.16 s on a formula simplification that was a NOOP. DAG size: 437 [2019-09-19 09:42:05,993 WARN L191 SmtUtils]: Spent 24.05 s on a formula simplification. DAG size of input: 493 DAG size of output: 493 [2019-09-19 09:42:15,755 WARN L191 SmtUtils]: Spent 9.76 s on a formula simplification that was a NOOP. DAG size: 493 [2019-09-19 09:42:27,638 WARN L191 SmtUtils]: Spent 11.85 s on a formula simplification that was a NOOP. DAG size: 496 [2019-09-19 09:42:39,484 WARN L191 SmtUtils]: Spent 11.84 s on a formula simplification that was a NOOP. DAG size: 496 [2019-09-19 09:42:47,574 WARN L191 SmtUtils]: Spent 8.01 s on a formula simplification. DAG size of input: 460 DAG size of output: 445 [2019-09-19 09:42:51,092 WARN L191 SmtUtils]: Spent 3.52 s on a formula simplification that was a NOOP. DAG size: 445 [2019-09-19 09:43:41,839 WARN L191 SmtUtils]: Spent 50.69 s on a formula simplification. DAG size of input: 607 DAG size of output: 520 [2019-09-19 09:43:57,252 WARN L191 SmtUtils]: Spent 15.41 s on a formula simplification that was a NOOP. DAG size: 520 [2019-09-19 09:44:10,299 WARN L191 SmtUtils]: Spent 12.97 s on a formula simplification. DAG size of input: 463 DAG size of output: 443 [2019-09-19 09:44:16,135 WARN L191 SmtUtils]: Spent 5.83 s on a formula simplification that was a NOOP. DAG size: 443 [2019-09-19 09:45:06,319 WARN L191 SmtUtils]: Spent 50.14 s on a formula simplification. DAG size of input: 547 DAG size of output: 534 [2019-09-19 09:45:30,341 WARN L191 SmtUtils]: Spent 24.02 s on a formula simplification that was a NOOP. DAG size: 534 [2019-09-19 09:45:44,282 WARN L191 SmtUtils]: Spent 13.86 s on a formula simplification. DAG size of input: 479 DAG size of output: 436 [2019-09-19 09:45:50,083 WARN L191 SmtUtils]: Spent 5.80 s on a formula simplification that was a NOOP. DAG size: 436 [2019-09-19 09:46:32,906 WARN L191 SmtUtils]: Spent 42.75 s on a formula simplification. DAG size of input: 625 DAG size of output: 501 [2019-09-19 09:46:44,356 WARN L191 SmtUtils]: Spent 11.45 s on a formula simplification that was a NOOP. DAG size: 501 [2019-09-19 09:47:01,171 WARN L191 SmtUtils]: Spent 16.76 s on a formula simplification. DAG size of input: 459 DAG size of output: 438 [2019-09-19 09:47:08,669 WARN L191 SmtUtils]: Spent 7.50 s on a formula simplification that was a NOOP. DAG size: 438 [2019-09-19 09:47:39,608 WARN L191 SmtUtils]: Spent 30.87 s on a formula simplification. DAG size of input: 472 DAG size of output: 451 [2019-09-19 09:47:49,255 WARN L191 SmtUtils]: Spent 9.65 s on a formula simplification that was a NOOP. DAG size: 451 [2019-09-19 09:48:04,061 WARN L191 SmtUtils]: Spent 14.76 s on a formula simplification. DAG size of input: 451 DAG size of output: 440 [2019-09-19 09:48:11,378 WARN L191 SmtUtils]: Spent 7.32 s on a formula simplification that was a NOOP. DAG size: 440 [2019-09-19 09:48:26,109 WARN L191 SmtUtils]: Spent 14.72 s on a formula simplification. DAG size of input: 470 DAG size of output: 453 [2019-09-19 09:48:33,481 WARN L191 SmtUtils]: Spent 7.37 s on a formula simplification that was a NOOP. DAG size: 453 [2019-09-19 09:48:50,121 WARN L191 SmtUtils]: Spent 16.56 s on a formula simplification. DAG size of input: 447 DAG size of output: 428 [2019-09-19 09:48:54,704 WARN L191 SmtUtils]: Spent 4.58 s on a formula simplification that was a NOOP. DAG size: 428 [2019-09-19 09:49:05,039 WARN L191 SmtUtils]: Spent 10.33 s on a formula simplification. DAG size of input: 457 DAG size of output: 430 [2019-09-19 09:49:09,654 WARN L191 SmtUtils]: Spent 4.61 s on a formula simplification that was a NOOP. DAG size: 430 [2019-09-19 09:49:31,210 WARN L191 SmtUtils]: Spent 21.53 s on a formula simplification. DAG size of input: 450 DAG size of output: 431