java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer ReUseSupersetCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product11.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 20:26:52,148 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 20:26:52,150 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 20:26:52,162 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 20:26:52,162 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 20:26:52,163 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 20:26:52,165 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 20:26:52,166 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 20:26:52,168 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 20:26:52,169 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 20:26:52,170 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 20:26:52,171 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 20:26:52,172 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 20:26:52,173 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 20:26:52,173 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 20:26:52,175 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 20:26:52,175 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 20:26:52,176 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 20:26:52,178 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 20:26:52,181 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 20:26:52,183 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 20:26:52,185 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 20:26:52,189 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 20:26:52,190 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 20:26:52,196 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 20:26:52,196 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 20:26:52,197 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 20:26:52,198 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 20:26:52,198 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 20:26:52,199 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 20:26:52,201 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 20:26:52,202 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 20:26:52,203 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 20:26:52,203 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 20:26:52,206 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 20:26:52,206 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 20:26:52,207 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 20:26:52,208 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 20:26:52,208 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 20:26:52,211 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 20:26:52,212 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 20:26:52,213 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 [2019-09-20 20:26:52,241 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 20:26:52,242 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 20:26:52,244 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 20:26:52,244 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 20:26:52,244 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 20:26:52,245 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 20:26:52,245 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 20:26:52,245 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 20:26:52,245 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 20:26:52,245 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 20:26:52,247 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 20:26:52,247 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 20:26:52,247 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 20:26:52,248 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 20:26:52,248 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 20:26:52,248 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 20:26:52,248 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 20:26:52,249 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 20:26:52,249 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 20:26:52,249 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 20:26:52,250 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 20:26:52,250 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 20:26:52,250 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 20:26:52,250 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 20:26:52,251 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 20:26:52,251 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 20:26:52,251 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 20:26:52,251 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 20:26:52,251 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> ReUseSupersetCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-20 20:26:52,312 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 20:26:52,331 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 20:26:52,335 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 20:26:52,337 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 20:26:52,337 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 20:26:52,338 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product11.cil.c [2019-09-20 20:26:52,397 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ab6a5ff8f/3fbc61bb76574e21886eaff34b2b170d/FLAGff9e5f051 [2019-09-20 20:26:52,829 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 20:26:52,829 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product11.cil.c [2019-09-20 20:26:52,842 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ab6a5ff8f/3fbc61bb76574e21886eaff34b2b170d/FLAGff9e5f051 [2019-09-20 20:26:53,146 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ab6a5ff8f/3fbc61bb76574e21886eaff34b2b170d [2019-09-20 20:26:53,156 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 20:26:53,158 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 20:26:53,159 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 20:26:53,159 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 20:26:53,163 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 20:26:53,164 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 08:26:53" (1/1) ... [2019-09-20 20:26:53,166 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a6c11a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:26:53, skipping insertion in model container [2019-09-20 20:26:53,167 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 08:26:53" (1/1) ... [2019-09-20 20:26:53,175 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 20:26:53,229 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 20:26:53,715 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 20:26:53,735 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 20:26:53,821 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 20:26:53,854 INFO L192 MainTranslator]: Completed translation [2019-09-20 20:26:53,854 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:26:53 WrapperNode [2019-09-20 20:26:53,855 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 20:26:53,855 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 20:26:53,855 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 20:26:53,856 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 20:26:53,866 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:26:53" (1/1) ... [2019-09-20 20:26:53,866 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:26:53" (1/1) ... [2019-09-20 20:26:53,884 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:26:53" (1/1) ... [2019-09-20 20:26:53,884 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:26:53" (1/1) ... [2019-09-20 20:26:53,932 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:26:53" (1/1) ... [2019-09-20 20:26:53,949 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:26:53" (1/1) ... [2019-09-20 20:26:53,955 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:26:53" (1/1) ... [2019-09-20 20:26:53,970 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 20:26:53,971 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 20:26:53,971 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 20:26:53,971 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 20:26:53,974 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:26:53" (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 [2019-09-20 20:26:54,047 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 20:26:54,047 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 20:26:54,047 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 20:26:54,047 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 20:26:54,048 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 20:26:54,048 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 20:26:54,049 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 20:26:54,049 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 20:26:54,049 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 20:26:54,049 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 20:26:54,049 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 20:26:54,050 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 20:26:54,051 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 20:26:54,051 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 20:26:54,051 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2019-09-20 20:26:54,051 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 20:26:54,053 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 20:26:54,054 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 20:26:54,054 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 20:26:54,054 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 20:26:54,054 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-20 20:26:54,054 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 20:26:54,054 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 20:26:54,055 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 20:26:54,055 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 20:26:54,055 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 20:26:54,055 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 20:26:54,055 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 20:26:54,055 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 20:26:54,055 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-09-20 20:26:54,056 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 20:26:54,056 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 20:26:54,056 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 20:26:54,056 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 20:26:54,057 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 20:26:54,057 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 20:26:54,057 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 20:26:54,057 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 20:26:54,057 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 20:26:54,057 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 20:26:54,058 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 20:26:54,058 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 20:26:54,058 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 20:26:54,058 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 20:26:54,058 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 20:26:54,058 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 20:26:54,058 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 20:26:54,059 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 20:26:54,059 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 20:26:54,059 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 20:26:54,059 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 20:26:54,059 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 20:26:54,059 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 20:26:54,059 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 20:26:54,060 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 20:26:54,060 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 20:26:54,060 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 20:26:54,060 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 20:26:54,060 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 20:26:54,060 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-20 20:26:54,061 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-09-20 20:26:54,061 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 20:26:54,061 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2019-09-20 20:26:54,061 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 20:26:54,062 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 20:26:54,062 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 20:26:54,062 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 20:26:54,062 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 20:26:54,062 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 20:26:54,062 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 20:26:54,062 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 20:26:54,063 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 20:26:54,063 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 20:26:54,064 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 20:26:54,064 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 20:26:54,064 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 20:26:54,065 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 20:26:54,065 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 20:26:54,065 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 20:26:54,065 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 20:26:54,065 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 20:26:54,066 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 20:26:54,066 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 20:26:54,067 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 20:26:54,067 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 20:26:54,067 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 20:26:55,583 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 20:26:55,583 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 20:26:55,585 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 08:26:55 BoogieIcfgContainer [2019-09-20 20:26:55,585 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 20:26:55,586 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 20:26:55,586 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 20:26:55,587 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 20:26:55,588 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 08:26:55" (1/1) ... [2019-09-20 20:26:55,588 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=ReUseSupersetCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-20 20:26:55,615 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 20:26:55,615 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 20:26:55,627 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 20:26:55,642 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 20:26:55,644 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 20:27:08,384 WARN L191 SmtUtils]: Spent 12.65 s on a formula simplification that was a NOOP. DAG size: 441 [2019-09-20 20:27:19,054 WARN L191 SmtUtils]: Spent 10.67 s on a formula simplification that was a NOOP. DAG size: 441 [2019-09-20 20:27:41,966 WARN L191 SmtUtils]: Spent 13.94 s on a formula simplification that was a NOOP. DAG size: 464