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 SingleStatement --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product16.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-18 13:49:47,846 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-18 13:49:47,850 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-18 13:49:47,867 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-18 13:49:47,867 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-18 13:49:47,868 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-18 13:49:47,869 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-18 13:49:47,871 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-18 13:49:47,873 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-18 13:49:47,874 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-18 13:49:47,875 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-18 13:49:47,876 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-18 13:49:47,876 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-18 13:49:47,877 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-18 13:49:47,878 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-18 13:49:47,879 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-18 13:49:47,880 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-18 13:49:47,881 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-18 13:49:47,883 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-18 13:49:47,884 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-18 13:49:47,886 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-18 13:49:47,887 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-18 13:49:47,888 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-18 13:49:47,889 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-18 13:49:47,891 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-18 13:49:47,891 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-18 13:49:47,892 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-18 13:49:47,893 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-18 13:49:47,893 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-18 13:49:47,894 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-18 13:49:47,894 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-18 13:49:47,895 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-18 13:49:47,896 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-18 13:49:47,896 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-18 13:49:47,897 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-18 13:49:47,897 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-18 13:49:47,898 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-18 13:49:47,898 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-18 13:49:47,898 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-18 13:49:47,899 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-18 13:49:47,900 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-18 13:49:47,903 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 [2019-09-18 13:49:47,927 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-18 13:49:47,927 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-18 13:49:47,930 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-18 13:49:47,930 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-18 13:49:47,930 INFO L138 SettingsManager]: * Use SBE=true [2019-09-18 13:49:47,930 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-18 13:49:47,931 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-18 13:49:47,931 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-18 13:49:47,931 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-18 13:49:47,931 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-18 13:49:47,932 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-18 13:49:47,932 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-18 13:49:47,933 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-18 13:49:47,933 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-18 13:49:47,933 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-18 13:49:47,933 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-18 13:49:47,934 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-18 13:49:47,935 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-18 13:49:47,935 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-18 13:49:47,935 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-18 13:49:47,935 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-18 13:49:47,936 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 13:49:47,936 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-18 13:49:47,936 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-18 13:49:47,936 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-18 13:49:47,937 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-18 13:49:47,937 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-18 13:49:47,937 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-18 13:49:47,937 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 -> SingleStatement 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: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-18 13:49:47,974 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-18 13:49:47,990 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-18 13:49:47,994 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-18 13:49:47,996 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-18 13:49:47,996 INFO L275 PluginConnector]: CDTParser initialized [2019-09-18 13:49:47,997 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product16.cil.c [2019-09-18 13:49:48,059 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/13f0cf639/98d552fbcde144548b929698f44e952c/FLAG2a9dd8449 [2019-09-18 13:49:48,582 INFO L306 CDTParser]: Found 1 translation units. [2019-09-18 13:49:48,586 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product16.cil.c [2019-09-18 13:49:48,607 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/13f0cf639/98d552fbcde144548b929698f44e952c/FLAG2a9dd8449 [2019-09-18 13:49:48,953 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/13f0cf639/98d552fbcde144548b929698f44e952c [2019-09-18 13:49:48,964 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-18 13:49:48,965 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-18 13:49:48,966 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-18 13:49:48,966 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-18 13:49:48,969 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-18 13:49:48,970 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 01:49:48" (1/1) ... [2019-09-18 13:49:48,973 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f500b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 01:49:48, skipping insertion in model container [2019-09-18 13:49:48,973 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 01:49:48" (1/1) ... [2019-09-18 13:49:48,979 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-18 13:49:49,022 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-18 13:49:49,465 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 13:49:49,485 INFO L188 MainTranslator]: Completed pre-run [2019-09-18 13:49:49,582 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 13:49:49,623 INFO L192 MainTranslator]: Completed translation [2019-09-18 13:49:49,624 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 01:49:49 WrapperNode [2019-09-18 13:49:49,625 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-18 13:49:49,625 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-18 13:49:49,626 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-18 13:49:49,626 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-18 13:49:49,639 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 01:49:49" (1/1) ... [2019-09-18 13:49:49,639 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 01:49:49" (1/1) ... [2019-09-18 13:49:49,657 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 01:49:49" (1/1) ... [2019-09-18 13:49:49,658 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 01:49:49" (1/1) ... [2019-09-18 13:49:49,697 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 01:49:49" (1/1) ... [2019-09-18 13:49:49,707 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 01:49:49" (1/1) ... [2019-09-18 13:49:49,712 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 01:49:49" (1/1) ... [2019-09-18 13:49:49,719 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-18 13:49:49,719 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-18 13:49:49,719 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-18 13:49:49,720 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-18 13:49:49,721 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 01:49:49" (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 [2019-09-18 13:49:49,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-18 13:49:49,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-18 13:49:49,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-18 13:49:49,773 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-18 13:49:49,774 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-18 13:49:49,774 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-18 13:49:49,775 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-18 13:49:49,775 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-18 13:49:49,775 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-18 13:49:49,775 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-18 13:49:49,776 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-18 13:49:49,776 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-18 13:49:49,777 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-18 13:49:49,777 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-18 13:49:49,777 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-18 13:49:49,777 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-18 13:49:49,779 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-18 13:49:49,780 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-18 13:49:49,780 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-18 13:49:49,780 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-18 13:49:49,780 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-18 13:49:49,780 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-18 13:49:49,780 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-18 13:49:49,780 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-18 13:49:49,781 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-18 13:49:49,781 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-18 13:49:49,781 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-18 13:49:49,781 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-18 13:49:49,781 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2019-09-18 13:49:49,781 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-18 13:49:49,781 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-18 13:49:49,782 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-18 13:49:49,782 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-18 13:49:49,782 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-18 13:49:49,782 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-18 13:49:49,783 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-18 13:49:49,783 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-09-18 13:49:49,783 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-18 13:49:49,783 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-18 13:49:49,783 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-18 13:49:49,783 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-18 13:49:49,783 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-18 13:49:49,784 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-18 13:49:49,784 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-18 13:49:49,784 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-18 13:49:49,784 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-18 13:49:49,784 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-18 13:49:49,784 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-18 13:49:49,784 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-18 13:49:49,784 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-18 13:49:49,785 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-18 13:49:49,785 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-18 13:49:49,785 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-18 13:49:49,785 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-18 13:49:49,785 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-18 13:49:49,785 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-18 13:49:49,785 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-18 13:49:49,785 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-18 13:49:49,786 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-18 13:49:49,786 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-18 13:49:49,786 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-18 13:49:49,786 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-18 13:49:49,786 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-18 13:49:49,786 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-18 13:49:49,786 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-18 13:49:49,786 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-18 13:49:49,786 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-18 13:49:49,787 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-18 13:49:49,787 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-18 13:49:49,787 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-18 13:49:49,787 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-18 13:49:49,787 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-18 13:49:49,787 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-18 13:49:49,788 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-18 13:49:49,788 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-18 13:49:49,788 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-18 13:49:49,788 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-18 13:49:49,788 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-18 13:49:49,788 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-18 13:49:49,789 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-18 13:49:49,789 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-18 13:49:49,789 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-18 13:49:49,789 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-09-18 13:49:49,789 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-18 13:49:49,789 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-18 13:49:49,789 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-18 13:49:49,790 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2019-09-18 13:49:49,790 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-18 13:49:49,790 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-18 13:49:49,790 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-18 13:49:51,007 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-18 13:49:51,007 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-18 13:49:51,009 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 01:49:51 BoogieIcfgContainer [2019-09-18 13:49:51,009 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-18 13:49:51,009 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-18 13:49:51,009 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-18 13:49:51,010 INFO L275 PluginConnector]: Sifa initialized [2019-09-18 13:49:51,011 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 01:49:51" (1/1) ... [2019-09-18 13:49:51,011 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=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-18 13:49:51,034 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-18 13:49:51,034 INFO L169 IcfgInterpreter]: Building call graph [2019-09-18 13:49:51,044 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-18 13:49:51,053 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-18 13:49:51,055 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-18 13:49:51,602 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 48 [2019-09-18 13:49:51,945 WARN L191 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 56 [2019-09-18 13:49:52,173 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 53 [2019-09-18 13:49:52,459 WARN L191 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 66 [2019-09-18 13:49:52,732 WARN L191 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 63 [2019-09-18 13:49:53,124 WARN L191 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 76 [2019-09-18 13:49:53,434 WARN L191 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 73 [2019-09-18 13:49:53,945 WARN L191 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 86 [2019-09-18 13:49:54,361 WARN L191 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 85 [2019-09-18 13:49:55,048 WARN L191 SmtUtils]: Spent 524.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 98 [2019-09-18 13:49:55,561 WARN L191 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 97 [2019-09-18 13:49:56,405 WARN L191 SmtUtils]: Spent 640.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 111 [2019-09-18 13:49:56,929 WARN L191 SmtUtils]: Spent 428.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 106 [2019-09-18 13:49:57,241 WARN L191 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-18 13:49:58,052 WARN L191 SmtUtils]: Spent 805.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 119 [2019-09-18 13:49:58,252 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2019-09-18 13:49:58,805 WARN L191 SmtUtils]: Spent 545.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 120 [2019-09-18 13:49:59,171 WARN L191 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2019-09-18 13:50:00,228 WARN L191 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 250 DAG size of output: 133 [2019-09-18 13:50:00,412 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2019-09-18 13:50:01,060 WARN L191 SmtUtils]: Spent 643.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 134 [2019-09-18 13:50:01,578 WARN L191 SmtUtils]: Spent 311.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2019-09-18 13:50:02,982 WARN L191 SmtUtils]: Spent 1.40 s on a formula simplification. DAG size of input: 280 DAG size of output: 147 [2019-09-18 13:50:03,855 WARN L191 SmtUtils]: Spent 703.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 144 [2019-09-18 13:50:04,518 WARN L191 SmtUtils]: Spent 381.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2019-09-18 13:50:06,324 WARN L191 SmtUtils]: Spent 1.80 s on a formula simplification. DAG size of input: 334 DAG size of output: 162 [2019-09-18 13:50:07,275 WARN L191 SmtUtils]: Spent 793.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 157 [2019-09-18 13:50:08,084 WARN L191 SmtUtils]: Spent 482.00 ms on a formula simplification that was a NOOP. DAG size: 283 [2019-09-18 13:50:10,282 WARN L191 SmtUtils]: Spent 2.19 s on a formula simplification. DAG size of input: 353 DAG size of output: 171 [2019-09-18 13:50:11,365 WARN L191 SmtUtils]: Spent 853.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 166 [2019-09-18 13:50:12,492 WARN L191 SmtUtils]: Spent 650.00 ms on a formula simplification that was a NOOP. DAG size: 337 [2019-09-18 13:50:15,597 WARN L191 SmtUtils]: Spent 3.09 s on a formula simplification. DAG size of input: 456 DAG size of output: 212 [2019-09-18 13:50:16,956 WARN L191 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 253 DAG size of output: 207 [2019-09-18 13:50:18,029 WARN L191 SmtUtils]: Spent 834.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2019-09-18 13:50:20,693 WARN L191 SmtUtils]: Spent 2.65 s on a formula simplification. DAG size of input: 519 DAG size of output: 239 [2019-09-18 13:50:22,269 WARN L191 SmtUtils]: Spent 1.35 s on a formula simplification. DAG size of input: 278 DAG size of output: 234 [2019-09-18 13:50:24,085 WARN L191 SmtUtils]: Spent 1.02 s on a formula simplification that was a NOOP. DAG size: 445 [2019-09-18 13:50:28,841 WARN L191 SmtUtils]: Spent 4.74 s on a formula simplification. DAG size of input: 602 DAG size of output: 258 [2019-09-18 13:50:30,684 WARN L191 SmtUtils]: Spent 1.57 s on a formula simplification. DAG size of input: 295 DAG size of output: 253 [2019-09-18 13:50:32,797 WARN L191 SmtUtils]: Spent 1.26 s on a formula simplification that was a NOOP. DAG size: 499 [2019-09-18 13:50:38,626 WARN L191 SmtUtils]: Spent 5.81 s on a formula simplification. DAG size of input: 708 DAG size of output: 279 [2019-09-18 13:50:39,004 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2019-09-18 13:50:40,831 WARN L191 SmtUtils]: Spent 1.82 s on a formula simplification. DAG size of input: 332 DAG size of output: 276 [2019-09-18 13:50:43,412 WARN L191 SmtUtils]: Spent 1.52 s on a formula simplification that was a NOOP. DAG size: 565 [2019-09-18 13:50:50,323 WARN L191 SmtUtils]: Spent 6.90 s on a formula simplification. DAG size of input: 715 DAG size of output: 289 [2019-09-18 13:50:50,656 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-09-18 13:50:52,616 WARN L191 SmtUtils]: Spent 1.95 s on a formula simplification. DAG size of input: 354 DAG size of output: 286 [2019-09-18 13:50:55,742 WARN L191 SmtUtils]: Spent 1.86 s on a formula simplification that was a NOOP. DAG size: 623 [2019-09-18 13:51:03,615 WARN L191 SmtUtils]: Spent 7.86 s on a formula simplification. DAG size of input: 845 DAG size of output: 307 [2019-09-18 13:51:03,964 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2019-09-18 13:51:06,066 WARN L191 SmtUtils]: Spent 2.10 s on a formula simplification. DAG size of input: 369 DAG size of output: 302 [2019-09-18 13:51:09,717 WARN L191 SmtUtils]: Spent 2.12 s on a formula simplification that was a NOOP. DAG size: 681 [2019-09-18 13:51:19,402 WARN L191 SmtUtils]: Spent 9.67 s on a formula simplification. DAG size of input: 816 DAG size of output: 328 [2019-09-18 13:51:19,823 WARN L191 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-18 13:51:22,283 WARN L191 SmtUtils]: Spent 2.45 s on a formula simplification. DAG size of input: 389 DAG size of output: 325 [2019-09-18 13:51:26,628 WARN L191 SmtUtils]: Spent 2.41 s on a formula simplification that was a NOOP. DAG size: 739 [2019-09-18 13:51:37,486 WARN L191 SmtUtils]: Spent 10.84 s on a formula simplification. DAG size of input: 923 DAG size of output: 361 [2019-09-18 13:51:37,937 WARN L191 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2019-09-18 13:51:40,845 WARN L191 SmtUtils]: Spent 2.90 s on a formula simplification. DAG size of input: 439 DAG size of output: 360 [2019-09-18 13:51:45,904 WARN L191 SmtUtils]: Spent 2.78 s on a formula simplification that was a NOOP. DAG size: 797 [2019-09-18 13:51:59,836 WARN L191 SmtUtils]: Spent 13.91 s on a formula simplification. DAG size of input: 1075 DAG size of output: 380 [2019-09-18 13:52:00,336 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2019-09-18 13:52:03,483 WARN L191 SmtUtils]: Spent 3.14 s on a formula simplification. DAG size of input: 460 DAG size of output: 377 [2019-09-18 13:52:09,414 WARN L191 SmtUtils]: Spent 3.19 s on a formula simplification that was a NOOP. DAG size: 855 [2019-09-18 13:52:24,619 WARN L191 SmtUtils]: Spent 15.18 s on a formula simplification. DAG size of input: 962 DAG size of output: 402 [2019-09-18 13:52:25,192 WARN L191 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-09-18 13:52:28,948 WARN L191 SmtUtils]: Spent 3.75 s on a formula simplification. DAG size of input: 475 DAG size of output: 403 [2019-09-18 13:52:35,579 WARN L191 SmtUtils]: Spent 3.57 s on a formula simplification that was a NOOP. DAG size: 913 [2019-09-18 13:52:52,558 WARN L191 SmtUtils]: Spent 16.94 s on a formula simplification. DAG size of input: 1125 DAG size of output: 420 [2019-09-18 13:52:53,108 WARN L191 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2019-09-18 13:52:56,849 WARN L191 SmtUtils]: Spent 3.73 s on a formula simplification. DAG size of input: 503 DAG size of output: 417 [2019-09-18 13:53:00,539 WARN L191 SmtUtils]: Spent 3.68 s on a formula simplification. DAG size of input: 424 DAG size of output: 422 [2019-09-18 13:53:02,375 WARN L191 SmtUtils]: Spent 1.83 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-18 13:53:02,391 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 430 for LOIs [2019-09-18 13:53:02,446 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 430 for LOIs [2019-09-18 13:53:02,450 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 430 for LOIs [2019-09-18 13:53:13,526 WARN L191 SmtUtils]: Spent 10.90 s on a formula simplification. DAG size of input: 443 DAG size of output: 442 [2019-09-18 13:53:18,967 WARN L191 SmtUtils]: Spent 5.44 s on a formula simplification that was a NOOP. DAG size: 442 [2019-09-18 13:53:29,844 WARN L191 SmtUtils]: Spent 10.88 s on a formula simplification. DAG size of input: 443 DAG size of output: 442 [2019-09-18 13:53:35,242 WARN L191 SmtUtils]: Spent 5.40 s on a formula simplification that was a NOOP. DAG size: 442 [2019-09-18 13:53:53,175 WARN L191 SmtUtils]: Spent 17.86 s on a formula simplification. DAG size of input: 457 DAG size of output: 457 [2019-09-18 13:54:02,479 WARN L191 SmtUtils]: Spent 9.30 s on a formula simplification that was a NOOP. DAG size: 457 [2019-09-18 13:54:35,118 WARN L191 SmtUtils]: Spent 32.54 s on a formula simplification. DAG size of input: 482 DAG size of output: 479 [2019-09-18 13:54:51,113 WARN L191 SmtUtils]: Spent 15.99 s on a formula simplification that was a NOOP. DAG size: 479 [2019-09-18 13:55:14,223 WARN L191 SmtUtils]: Spent 23.07 s on a formula simplification that was a NOOP. DAG size: 494 [2019-09-18 13:55:14,891 WARN L191 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 50 [2019-09-18 13:55:17,502 WARN L191 SmtUtils]: Spent 2.32 s on a formula simplification. DAG size of input: 487 DAG size of output: 53 [2019-09-18 13:55:17,947 WARN L191 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 64 [2019-09-18 13:55:18,102 WARN L191 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2019-09-18 13:55:18,296 WARN L191 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2019-09-18 13:55:18,718 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 46 [2019-09-18 13:55:19,286 WARN L191 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 62 [2019-09-18 13:55:19,429 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2019-09-18 13:55:19,603 WARN L191 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-09-18 13:55:38,008 WARN L191 SmtUtils]: Spent 18.20 s on a formula simplification. DAG size of input: 457 DAG size of output: 457 [2019-09-18 13:55:47,000 WARN L191 SmtUtils]: Spent 8.99 s on a formula simplification that was a NOOP. DAG size: 457 [2019-09-18 13:56:19,390 WARN L191 SmtUtils]: Spent 32.33 s on a formula simplification. DAG size of input: 482 DAG size of output: 479 [2019-09-18 13:56:35,608 WARN L191 SmtUtils]: Spent 16.22 s on a formula simplification that was a NOOP. DAG size: 479 [2019-09-18 13:56:58,736 WARN L191 SmtUtils]: Spent 23.11 s on a formula simplification that was a NOOP. DAG size: 494 [2019-09-18 13:56:58,856 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 36 [2019-09-18 13:56:59,102 WARN L191 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 50 [2019-09-18 13:57:01,765 WARN L191 SmtUtils]: Spent 2.36 s on a formula simplification. DAG size of input: 487 DAG size of output: 53 [2019-09-18 13:57:02,210 WARN L191 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 64 [2019-09-18 13:57:02,365 WARN L191 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2019-09-18 13:57:02,552 WARN L191 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2019-09-18 13:57:02,857 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 46 [2019-09-18 13:57:03,440 WARN L191 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 62 [2019-09-18 13:57:03,580 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2019-09-18 13:57:03,749 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-09-18 13:57:03,757 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 24 for LOIs [2019-09-18 13:57:04,334 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 39 [2019-09-18 13:57:04,415 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 7 for LOIs [2019-09-18 13:57:04,506 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification4_spec__1 with input of size 11 for LOIs [2019-09-18 13:57:04,509 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 20 for LOIs [2019-09-18 13:57:04,568 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-18 13:57:04,568 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-18 13:57:04,570 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 681#(and (<= ~pumpRunning~0 2147483647) (or (= 0 ~methaneLevelCritical~0) (= 0 ~systemActive~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (= 0 ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2019-09-18 13:57:04,582 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-18 13:57:04,582 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-18 13:57:04,583 INFO L168 Benchmark]: Toolchain (without parser) took 435618.56 ms. Allocated memory was 132.6 MB in the beginning and 138.4 MB in the end (delta: 5.8 MB). Free memory was 87.7 MB in the beginning and 99.9 MB in the end (delta: -12.2 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-18 13:57:04,583 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 132.6 MB. Free memory was 107.0 MB in the beginning and 106.7 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-09-18 13:57:04,584 INFO L168 Benchmark]: CACSL2BoogieTranslator took 659.40 ms. Allocated memory was 132.6 MB in the beginning and 201.3 MB in the end (delta: 68.7 MB). Free memory was 87.5 MB in the beginning and 166.2 MB in the end (delta: -78.7 MB). Peak memory consumption was 26.2 MB. Max. memory is 7.1 GB. [2019-09-18 13:57:04,584 INFO L168 Benchmark]: Boogie Preprocessor took 93.51 ms. Allocated memory is still 201.3 MB. Free memory was 166.2 MB in the beginning and 162.4 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. [2019-09-18 13:57:04,585 INFO L168 Benchmark]: RCFGBuilder took 1289.64 ms. Allocated memory was 201.3 MB in the beginning and 224.4 MB in the end (delta: 23.1 MB). Free memory was 162.4 MB in the beginning and 177.2 MB in the end (delta: -14.8 MB). Peak memory consumption was 91.7 MB. Max. memory is 7.1 GB. [2019-09-18 13:57:04,585 INFO L168 Benchmark]: Sifa took 433572.75 ms. Allocated memory was 224.4 MB in the beginning and 138.4 MB in the end (delta: -86.0 MB). Free memory was 177.2 MB in the beginning and 99.9 MB in the end (delta: 77.3 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-18 13:57:04,587 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 132.6 MB. Free memory was 107.0 MB in the beginning and 106.7 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 659.40 ms. Allocated memory was 132.6 MB in the beginning and 201.3 MB in the end (delta: 68.7 MB). Free memory was 87.5 MB in the beginning and 166.2 MB in the end (delta: -78.7 MB). Peak memory consumption was 26.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 93.51 ms. Allocated memory is still 201.3 MB. Free memory was 166.2 MB in the beginning and 162.4 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1289.64 ms. Allocated memory was 201.3 MB in the beginning and 224.4 MB in the end (delta: 23.1 MB). Free memory was 162.4 MB in the beginning and 177.2 MB in the end (delta: -14.8 MB). Peak memory consumption was 91.7 MB. Max. memory is 7.1 GB. * Sifa took 433572.75 ms. Allocated memory was 224.4 MB in the beginning and 138.4 MB in the end (delta: -86.0 MB). Free memory was 177.2 MB in the beginning and 99.9 MB in the end (delta: 77.3 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 433537, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 434, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 348, TOOLS_POST_TIME[ms]: 185801, TOOLS_POST_CALL_APPLICATIONS: 70, TOOLS_POST_CALL_TIME[ms]: 156, TOOLS_POST_RETURN_APPLICATIONS: 61, TOOLS_POST_RETURN_TIME[ms]: 89, TOOLS_QUANTIFIERELIM_APPLICATIONS: 478, TOOLS_QUANTIFIERELIM_TIME[ms]: 185894, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 27900, FLUID_QUERY_TIME[ms]: 17, FLUID_QUERIES: 442, FLUID_YES_ANSWERS: 1, DOMAIN_JOIN_APPLICATIONS: 78, DOMAIN_JOIN_TIME[ms]: 241842, DOMAIN_ALPHA_APPLICATIONS: 1, DOMAIN_ALPHA_TIME[ms]: 4, DOMAIN_WIDEN_APPLICATIONS: 5, DOMAIN_WIDEN_TIME[ms]: 5163, DOMAIN_ISSUBSETEQ_APPLICATIONS: 8, DOMAIN_ISSUBSETEQ_TIME[ms]: 27, DOMAIN_ISBOTTOM_APPLICATIONS: 45, DOMAIN_ISBOTTOM_TIME[ms]: 279, LOOP_SUMMARIZER_APPLICATIONS: 3, LOOP_SUMMARIZER_CACHE_MISSES: 3, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 153241, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 153240, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 8, CALL_SUMMARIZER_APPLICATIONS: 61, CALL_SUMMARIZER_CACHE_MISSES: 22, CALL_SUMMARIZER_OVERALL_TIME[ms]: 191766, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 191765, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 11, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 46, DAG_COMPRESSION_PROCESSED_NODES: 597, DAG_COMPRESSION_RETAINED_NODES: 381 - UnprovableResult [Line: 633]: 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 681#(and (<= ~pumpRunning~0 2147483647) (or (= 0 ~methaneLevelCritical~0) (= 0 ~systemActive~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (= 0 ~waterLevel~0) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...