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 TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product01.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-16 19:24:51,906 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-16 19:24:51,908 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-16 19:24:51,923 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-16 19:24:51,924 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-16 19:24:51,925 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-16 19:24:51,929 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-16 19:24:51,932 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-16 19:24:51,937 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-16 19:24:51,938 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-16 19:24:51,939 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-16 19:24:51,945 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-16 19:24:51,946 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-16 19:24:51,947 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-16 19:24:51,951 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-16 19:24:51,952 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-16 19:24:51,953 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-16 19:24:51,955 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-16 19:24:51,957 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-16 19:24:51,961 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-16 19:24:51,965 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-16 19:24:51,968 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-16 19:24:51,969 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-16 19:24:51,970 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-16 19:24:51,972 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-16 19:24:51,972 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-16 19:24:51,974 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-16 19:24:51,977 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-16 19:24:51,978 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-16 19:24:51,979 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-16 19:24:51,979 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-16 19:24:51,981 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-16 19:24:51,982 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-16 19:24:51,982 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-16 19:24:51,987 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-16 19:24:51,987 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-16 19:24:51,988 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-16 19:24:51,988 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-16 19:24:51,988 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-16 19:24:51,989 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-16 19:24:51,992 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-16 19:24:51,993 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 [2019-09-16 19:24:52,007 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-16 19:24:52,008 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-16 19:24:52,009 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-16 19:24:52,009 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-16 19:24:52,010 INFO L138 SettingsManager]: * Use SBE=true [2019-09-16 19:24:52,010 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-16 19:24:52,010 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-16 19:24:52,010 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-16 19:24:52,010 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-16 19:24:52,011 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-16 19:24:52,011 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-16 19:24:52,011 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-16 19:24:52,011 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-16 19:24:52,012 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-16 19:24:52,012 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-16 19:24:52,012 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-16 19:24:52,012 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-16 19:24:52,012 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-16 19:24:52,013 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-16 19:24:52,013 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-16 19:24:52,013 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-16 19:24:52,013 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-16 19:24:52,014 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-16 19:24:52,014 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-16 19:24:52,014 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-16 19:24:52,014 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-16 19:24:52,014 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-16 19:24:52,015 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-16 19:24:52,015 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 -> 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 [2019-09-16 19:24:52,047 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-16 19:24:52,060 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-16 19:24:52,064 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-16 19:24:52,065 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-16 19:24:52,066 INFO L275 PluginConnector]: CDTParser initialized [2019-09-16 19:24:52,066 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product01.cil.c [2019-09-16 19:24:52,131 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2fd854e42/efc4f9ca74044807a35265fb58fe55a5/FLAGee10d17a5 [2019-09-16 19:24:52,694 INFO L306 CDTParser]: Found 1 translation units. [2019-09-16 19:24:52,699 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product01.cil.c [2019-09-16 19:24:52,716 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2fd854e42/efc4f9ca74044807a35265fb58fe55a5/FLAGee10d17a5 [2019-09-16 19:24:53,015 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2fd854e42/efc4f9ca74044807a35265fb58fe55a5 [2019-09-16 19:24:53,029 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-16 19:24:53,030 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-16 19:24:53,032 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-16 19:24:53,032 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-16 19:24:53,036 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-16 19:24:53,037 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 07:24:53" (1/1) ... [2019-09-16 19:24:53,040 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d428e7d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:24:53, skipping insertion in model container [2019-09-16 19:24:53,040 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 07:24:53" (1/1) ... [2019-09-16 19:24:53,049 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-16 19:24:53,109 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-16 19:24:53,567 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 19:24:53,581 INFO L188 MainTranslator]: Completed pre-run [2019-09-16 19:24:53,654 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 19:24:53,700 INFO L192 MainTranslator]: Completed translation [2019-09-16 19:24:53,700 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:24:53 WrapperNode [2019-09-16 19:24:53,700 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-16 19:24:53,701 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-16 19:24:53,701 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-16 19:24:53,702 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-16 19:24:53,713 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:24:53" (1/1) ... [2019-09-16 19:24:53,713 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:24:53" (1/1) ... [2019-09-16 19:24:53,733 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:24:53" (1/1) ... [2019-09-16 19:24:53,734 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:24:53" (1/1) ... [2019-09-16 19:24:53,765 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:24:53" (1/1) ... [2019-09-16 19:24:53,775 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:24:53" (1/1) ... [2019-09-16 19:24:53,780 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:24:53" (1/1) ... [2019-09-16 19:24:53,788 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-16 19:24:53,788 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-16 19:24:53,788 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-16 19:24:53,789 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-16 19:24:53,790 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:24:53" (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 [2019-09-16 19:24:53,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-16 19:24:53,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-16 19:24:53,879 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-16 19:24:53,879 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-16 19:24:53,879 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-16 19:24:53,880 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-16 19:24:53,880 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-16 19:24:53,880 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-16 19:24:53,881 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-16 19:24:53,881 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-16 19:24:53,881 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-16 19:24:53,882 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-16 19:24:53,882 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-16 19:24:53,883 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-16 19:24:53,883 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-16 19:24:53,883 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-16 19:24:53,884 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-16 19:24:53,884 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-16 19:24:53,884 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-16 19:24:53,884 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-16 19:24:53,885 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-16 19:24:53,885 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-16 19:24:53,885 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-16 19:24:53,886 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-16 19:24:53,887 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-16 19:24:53,887 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-16 19:24:53,887 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-16 19:24:53,888 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-09-16 19:24:53,888 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-16 19:24:53,888 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-16 19:24:53,888 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-16 19:24:53,888 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-16 19:24:53,889 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-16 19:24:53,889 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-16 19:24:53,889 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-16 19:24:53,889 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-16 19:24:53,890 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-16 19:24:53,890 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-16 19:24:53,890 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-16 19:24:53,890 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-16 19:24:53,890 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-16 19:24:53,890 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-16 19:24:53,890 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-16 19:24:53,891 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-16 19:24:53,891 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-16 19:24:53,891 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-16 19:24:53,891 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-16 19:24:53,891 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-16 19:24:53,891 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-16 19:24:53,891 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-16 19:24:53,892 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-16 19:24:53,892 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-16 19:24:53,892 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-16 19:24:53,892 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-16 19:24:53,892 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-16 19:24:53,892 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-16 19:24:53,893 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-16 19:24:53,893 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-16 19:24:53,893 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-09-16 19:24:53,894 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-16 19:24:53,894 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-16 19:24:53,894 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-16 19:24:53,894 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-16 19:24:53,894 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-16 19:24:53,894 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-16 19:24:53,895 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-16 19:24:53,895 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-16 19:24:53,895 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-16 19:24:53,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-16 19:24:53,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-16 19:24:53,895 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-16 19:24:53,895 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-16 19:24:53,896 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-16 19:24:53,896 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-16 19:24:53,897 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-16 19:24:53,897 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-16 19:24:53,897 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-16 19:24:53,898 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-16 19:24:53,898 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-16 19:24:53,899 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-16 19:24:53,899 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-16 19:24:53,899 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-16 19:24:55,585 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-16 19:24:55,586 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-16 19:24:55,587 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 07:24:55 BoogieIcfgContainer [2019-09-16 19:24:55,587 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-16 19:24:55,588 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-16 19:24:55,588 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-16 19:24:55,590 INFO L275 PluginConnector]: Sifa initialized [2019-09-16 19:24:55,591 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 07:24:55" (1/1) ... [2019-09-16 19:24:55,592 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 [2019-09-16 19:24:55,620 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-16 19:24:55,621 INFO L169 IcfgInterpreter]: Building call graph [2019-09-16 19:24:55,632 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-16 19:24:55,651 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-16 19:24:55,653 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-16 19:25:19,054 WARN L191 SmtUtils]: Spent 14.00 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-16 19:25:20,805 WARN L191 SmtUtils]: Spent 427.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-16 19:25:24,517 WARN L191 SmtUtils]: Spent 3.71 s on a formula simplification. DAG size of input: 472 DAG size of output: 422 [2019-09-16 19:25:26,283 WARN L191 SmtUtils]: Spent 1.76 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-16 19:25:27,993 WARN L191 SmtUtils]: Spent 1.71 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-16 19:25:28,008 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 426 for LOIs [2019-09-16 19:25:28,066 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 426 for LOIs [2019-09-16 19:25:28,072 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 426 for LOIs [2019-09-16 19:25:39,103 WARN L191 SmtUtils]: Spent 10.93 s on a formula simplification. DAG size of input: 447 DAG size of output: 443 [2019-09-16 19:25:44,410 WARN L191 SmtUtils]: Spent 5.31 s on a formula simplification that was a NOOP. DAG size: 443 [2019-09-16 19:25:55,448 WARN L191 SmtUtils]: Spent 10.84 s on a formula simplification. DAG size of input: 463 DAG size of output: 459 [2019-09-16 19:26:00,903 WARN L191 SmtUtils]: Spent 5.45 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-16 19:26:07,919 WARN L191 SmtUtils]: Spent 7.00 s on a formula simplification that was a NOOP. DAG size: 462 [2019-09-16 19:26:14,866 WARN L191 SmtUtils]: Spent 6.95 s on a formula simplification that was a NOOP. DAG size: 462 [2019-09-16 19:26:37,491 WARN L191 SmtUtils]: Spent 22.56 s on a formula simplification. DAG size of input: 471 DAG size of output: 463 [2019-09-16 19:26:44,357 WARN L191 SmtUtils]: Spent 6.86 s on a formula simplification that was a NOOP. DAG size: 463 [2019-09-16 19:26:50,315 WARN L191 SmtUtils]: Spent 5.91 s on a formula simplification. DAG size of input: 467 DAG size of output: 456 [2019-09-16 19:26:52,307 WARN L191 SmtUtils]: Spent 1.99 s on a formula simplification that was a NOOP. DAG size: 456 [2019-09-16 19:27:03,246 WARN L191 SmtUtils]: Spent 10.92 s on a formula simplification. DAG size of input: 468 DAG size of output: 460 [2019-09-16 19:27:08,657 WARN L191 SmtUtils]: Spent 5.41 s on a formula simplification that was a NOOP. DAG size: 460 [2019-09-16 19:27:38,006 WARN L191 SmtUtils]: Spent 29.27 s on a formula simplification. DAG size of input: 472 DAG size of output: 463 [2019-09-16 19:27:46,656 WARN L191 SmtUtils]: Spent 8.65 s on a formula simplification that was a NOOP. DAG size: 463 [2019-09-16 19:27:56,533 WARN L191 SmtUtils]: Spent 9.83 s on a formula simplification. DAG size of input: 471 DAG size of output: 457 [2019-09-16 19:27:58,577 WARN L191 SmtUtils]: Spent 2.04 s on a formula simplification that was a NOOP. DAG size: 457 [2019-09-16 19:28:16,167 WARN L191 SmtUtils]: Spent 17.49 s on a formula simplification. DAG size of input: 468 DAG size of output: 462 [2019-09-16 19:28:24,725 WARN L191 SmtUtils]: Spent 8.56 s on a formula simplification that was a NOOP. DAG size: 462 [2019-09-16 19:28:32,354 WARN L191 SmtUtils]: Spent 7.53 s on a formula simplification. DAG size of input: 475 DAG size of output: 454 [2019-09-16 19:28:34,209 WARN L191 SmtUtils]: Spent 1.85 s on a formula simplification that was a NOOP. DAG size: 454 [2019-09-16 19:28:38,056 WARN L191 SmtUtils]: Spent 3.83 s on a formula simplification. DAG size of input: 458 DAG size of output: 453 [2019-09-16 19:28:39,938 WARN L191 SmtUtils]: Spent 1.88 s on a formula simplification that was a NOOP. DAG size: 453 [2019-09-16 19:28:47,601 WARN L191 SmtUtils]: Spent 7.65 s on a formula simplification. DAG size of input: 478 DAG size of output: 457 [2019-09-16 19:28:49,563 WARN L191 SmtUtils]: Spent 1.96 s on a formula simplification that was a NOOP. DAG size: 457 [2019-09-16 19:29:01,257 WARN L191 SmtUtils]: Spent 11.67 s on a formula simplification. DAG size of input: 460 DAG size of output: 452 [2019-09-16 19:29:03,140 WARN L191 SmtUtils]: Spent 1.88 s on a formula simplification that was a NOOP. DAG size: 452 [2019-09-16 19:29:07,017 WARN L191 SmtUtils]: Spent 3.85 s on a formula simplification. DAG size of input: 458 DAG size of output: 453 [2019-09-16 19:29:08,890 WARN L191 SmtUtils]: Spent 1.87 s on a formula simplification that was a NOOP. DAG size: 453 [2019-09-16 19:29:12,778 WARN L191 SmtUtils]: Spent 3.88 s on a formula simplification. DAG size of input: 457 DAG size of output: 456 [2019-09-16 19:29:14,739 WARN L191 SmtUtils]: Spent 1.96 s on a formula simplification that was a NOOP. DAG size: 456 [2019-09-16 19:29:27,277 WARN L191 SmtUtils]: Spent 12.42 s on a formula simplification. DAG size of input: 473 DAG size of output: 461 [2019-09-16 19:29:32,549 WARN L191 SmtUtils]: Spent 5.27 s on a formula simplification that was a NOOP. DAG size: 461 [2019-09-16 19:29:42,299 WARN L191 SmtUtils]: Spent 9.64 s on a formula simplification. DAG size of input: 482 DAG size of output: 459 [2019-09-16 19:29:44,350 WARN L191 SmtUtils]: Spent 2.05 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-16 19:29:53,952 WARN L191 SmtUtils]: Spent 9.60 s on a formula simplification. DAG size of input: 482 DAG size of output: 459 [2019-09-16 19:29:55,888 WARN L191 SmtUtils]: Spent 1.93 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-16 19:30:05,513 WARN L191 SmtUtils]: Spent 9.62 s on a formula simplification. DAG size of input: 482 DAG size of output: 459 [2019-09-16 19:30:07,548 WARN L191 SmtUtils]: Spent 2.03 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-16 19:30:17,082 WARN L191 SmtUtils]: Spent 9.53 s on a formula simplification. DAG size of input: 482 DAG size of output: 459 [2019-09-16 19:30:19,128 WARN L191 SmtUtils]: Spent 2.04 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-16 19:30:28,681 WARN L191 SmtUtils]: Spent 9.55 s on a formula simplification. DAG size of input: 482 DAG size of output: 459 [2019-09-16 19:30:30,716 WARN L191 SmtUtils]: Spent 2.03 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-16 19:30:41,481 WARN L191 SmtUtils]: Spent 10.72 s on a formula simplification. DAG size of input: 464 DAG size of output: 453 [2019-09-16 19:30:46,720 WARN L191 SmtUtils]: Spent 5.24 s on a formula simplification that was a NOOP. DAG size: 453 [2019-09-16 19:30:57,984 WARN L191 SmtUtils]: Spent 11.24 s on a formula simplification. DAG size of input: 461 DAG size of output: 455 [2019-09-16 19:31:03,563 WARN L191 SmtUtils]: Spent 5.58 s on a formula simplification that was a NOOP. DAG size: 455 [2019-09-16 19:31:16,583 WARN L191 SmtUtils]: Spent 13.00 s on a formula simplification. DAG size of input: 465 DAG size of output: 457 [2019-09-16 19:31:18,567 WARN L191 SmtUtils]: Spent 1.98 s on a formula simplification that was a NOOP. DAG size: 457 [2019-09-16 19:31:29,259 WARN L191 SmtUtils]: Spent 10.66 s on a formula simplification. DAG size of input: 464 DAG size of output: 453 [2019-09-16 19:31:34,604 WARN L191 SmtUtils]: Spent 5.34 s on a formula simplification that was a NOOP. DAG size: 453 [2019-09-16 19:31:45,698 WARN L191 SmtUtils]: Spent 11.08 s on a formula simplification. DAG size of input: 461 DAG size of output: 455 [2019-09-16 19:31:51,181 WARN L191 SmtUtils]: Spent 5.48 s on a formula simplification that was a NOOP. DAG size: 455 [2019-09-16 19:32:02,049 WARN L191 SmtUtils]: Spent 10.86 s on a formula simplification. DAG size of input: 467 DAG size of output: 461 [2019-09-16 19:32:07,469 WARN L191 SmtUtils]: Spent 5.42 s on a formula simplification that was a NOOP. DAG size: 461 [2019-09-16 19:32:28,632 WARN L191 SmtUtils]: Spent 21.15 s on a formula simplification. DAG size of input: 472 DAG size of output: 471 [2019-09-16 19:32:39,140 WARN L191 SmtUtils]: Spent 10.51 s on a formula simplification that was a NOOP. DAG size: 471 [2019-09-16 19:32:49,804 WARN L191 SmtUtils]: Spent 10.56 s on a formula simplification. DAG size of input: 464 DAG size of output: 453 [2019-09-16 19:32:55,024 WARN L191 SmtUtils]: Spent 5.22 s on a formula simplification that was a NOOP. DAG size: 453 [2019-09-16 19:33:02,590 WARN L191 SmtUtils]: Spent 7.55 s on a formula simplification. DAG size of input: 462 DAG size of output: 454 [2019-09-16 19:33:04,455 WARN L191 SmtUtils]: Spent 1.86 s on a formula simplification that was a NOOP. DAG size: 454 [2019-09-16 19:33:16,008 WARN L191 SmtUtils]: Spent 11.53 s on a formula simplification. DAG size of input: 464 DAG size of output: 457 [2019-09-16 19:33:18,072 WARN L191 SmtUtils]: Spent 2.06 s on a formula simplification that was a NOOP. DAG size: 457 [2019-09-16 19:33:28,686 WARN L191 SmtUtils]: Spent 10.57 s on a formula simplification. DAG size of input: 464 DAG size of output: 453 [2019-09-16 19:33:33,907 WARN L191 SmtUtils]: Spent 5.22 s on a formula simplification that was a NOOP. DAG size: 453 [2019-09-16 19:33:41,534 WARN L191 SmtUtils]: Spent 7.58 s on a formula simplification. DAG size of input: 462 DAG size of output: 454 [2019-09-16 19:33:43,375 WARN L191 SmtUtils]: Spent 1.84 s on a formula simplification that was a NOOP. DAG size: 454 [2019-09-16 19:33:54,286 WARN L191 SmtUtils]: Spent 10.90 s on a formula simplification. DAG size of input: 467 DAG size of output: 461 [2019-09-16 19:33:59,732 WARN L191 SmtUtils]: Spent 5.44 s on a formula simplification that was a NOOP. DAG size: 461 [2019-09-16 19:34:22,414 WARN L191 SmtUtils]: Spent 22.67 s on a formula simplification. DAG size of input: 481 DAG size of output: 471 [2019-09-16 19:34:32,813 WARN L191 SmtUtils]: Spent 10.40 s on a formula simplification that was a NOOP. DAG size: 471 [2019-09-16 19:34:59,491 WARN L191 SmtUtils]: Spent 26.65 s on a formula simplification. DAG size of input: 486 DAG size of output: 469 [2019-09-16 19:35:10,669 WARN L191 SmtUtils]: Spent 11.03 s on a formula simplification. DAG size of input: 464 DAG size of output: 453 [2019-09-16 19:35:15,988 WARN L191 SmtUtils]: Spent 5.32 s on a formula simplification that was a NOOP. DAG size: 453 [2019-09-16 19:35:23,830 WARN L191 SmtUtils]: Spent 7.82 s on a formula simplification. DAG size of input: 462 DAG size of output: 454 [2019-09-16 19:35:25,736 WARN L191 SmtUtils]: Spent 1.90 s on a formula simplification that was a NOOP. DAG size: 454 [2019-09-16 19:35:37,167 WARN L191 SmtUtils]: Spent 11.41 s on a formula simplification. DAG size of input: 464 DAG size of output: 457 [2019-09-16 19:35:39,153 WARN L191 SmtUtils]: Spent 1.98 s on a formula simplification that was a NOOP. DAG size: 457 [2019-09-16 19:35:49,675 WARN L191 SmtUtils]: Spent 10.49 s on a formula simplification. DAG size of input: 464 DAG size of output: 453 [2019-09-16 19:35:54,971 WARN L191 SmtUtils]: Spent 5.29 s on a formula simplification that was a NOOP. DAG size: 453 [2019-09-16 19:36:02,575 WARN L191 SmtUtils]: Spent 7.58 s on a formula simplification. DAG size of input: 462 DAG size of output: 454 [2019-09-16 19:36:04,416 WARN L191 SmtUtils]: Spent 1.84 s on a formula simplification that was a NOOP. DAG size: 454 [2019-09-16 19:36:15,344 WARN L191 SmtUtils]: Spent 10.92 s on a formula simplification. DAG size of input: 467 DAG size of output: 461 [2019-09-16 19:36:20,706 WARN L191 SmtUtils]: Spent 5.36 s on a formula simplification that was a NOOP. DAG size: 461 [2019-09-16 19:36:41,959 WARN L191 SmtUtils]: Spent 21.24 s on a formula simplification. DAG size of input: 472 DAG size of output: 471 [2019-09-16 19:36:52,570 WARN L191 SmtUtils]: Spent 10.61 s on a formula simplification that was a NOOP. DAG size: 471 [2019-09-16 19:37:03,165 WARN L191 SmtUtils]: Spent 10.52 s on a formula simplification. DAG size of input: 464 DAG size of output: 453 [2019-09-16 19:37:08,436 WARN L191 SmtUtils]: Spent 5.27 s on a formula simplification that was a NOOP. DAG size: 453 [2019-09-16 19:37:16,026 WARN L191 SmtUtils]: Spent 7.57 s on a formula simplification. DAG size of input: 462 DAG size of output: 454 [2019-09-16 19:37:17,893 WARN L191 SmtUtils]: Spent 1.87 s on a formula simplification that was a NOOP. DAG size: 454 [2019-09-16 19:37:29,270 WARN L191 SmtUtils]: Spent 11.36 s on a formula simplification. DAG size of input: 464 DAG size of output: 457 [2019-09-16 19:37:31,262 WARN L191 SmtUtils]: Spent 1.99 s on a formula simplification that was a NOOP. DAG size: 457 [2019-09-16 19:37:41,901 WARN L191 SmtUtils]: Spent 10.61 s on a formula simplification. DAG size of input: 464 DAG size of output: 453 [2019-09-16 19:37:47,219 WARN L191 SmtUtils]: Spent 5.32 s on a formula simplification that was a NOOP. DAG size: 453 [2019-09-16 19:37:54,990 WARN L191 SmtUtils]: Spent 7.75 s on a formula simplification. DAG size of input: 462 DAG size of output: 454 [2019-09-16 19:37:56,887 WARN L191 SmtUtils]: Spent 1.90 s on a formula simplification that was a NOOP. DAG size: 454 [2019-09-16 19:38:07,887 WARN L191 SmtUtils]: Spent 10.99 s on a formula simplification. DAG size of input: 467 DAG size of output: 461