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 CompoundDomain --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_spec1_product32.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 17:31:34,086 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 17:31:34,088 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 17:31:34,100 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 17:31:34,101 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 17:31:34,102 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 17:31:34,104 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 17:31:34,105 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 17:31:34,107 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 17:31:34,108 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 17:31:34,109 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 17:31:34,111 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 17:31:34,111 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 17:31:34,112 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 17:31:34,113 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 17:31:34,115 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 17:31:34,115 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 17:31:34,117 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 17:31:34,119 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 17:31:34,121 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 17:31:34,123 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 17:31:34,124 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 17:31:34,125 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 17:31:34,126 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 17:31:34,129 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 17:31:34,129 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 17:31:34,130 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 17:31:34,131 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 17:31:34,131 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 17:31:34,132 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 17:31:34,133 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 17:31:34,134 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 17:31:34,134 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 17:31:34,135 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 17:31:34,137 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 17:31:34,137 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 17:31:34,138 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 17:31:34,138 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 17:31:34,138 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 17:31:34,139 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 17:31:34,140 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 17:31:34,141 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 17:31:34,168 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 17:31:34,169 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 17:31:34,170 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 17:31:34,170 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 17:31:34,170 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 17:31:34,171 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 17:31:34,171 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 17:31:34,172 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 17:31:34,172 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 17:31:34,172 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 17:31:34,173 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 17:31:34,174 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 17:31:34,174 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 17:31:34,174 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 17:31:34,175 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 17:31:34,175 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 17:31:34,175 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 17:31:34,175 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 17:31:34,176 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 17:31:34,176 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 17:31:34,176 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 17:31:34,176 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 17:31:34,177 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 17:31:34,177 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 17:31:34,177 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 17:31:34,178 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 17:31:34,178 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 17:31:34,178 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 17:31:34,178 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain 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 [2019-09-20 17:31:34,238 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 17:31:34,251 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 17:31:34,254 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 17:31:34,256 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 17:31:34,256 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 17:31:34,257 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product32.cil.c [2019-09-20 17:31:34,327 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/da1f3b2d7/4e3d9c245d4e44e8bad21a2df7751824/FLAG03f933a9c [2019-09-20 17:31:34,870 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 17:31:34,874 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product32.cil.c [2019-09-20 17:31:34,902 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/da1f3b2d7/4e3d9c245d4e44e8bad21a2df7751824/FLAG03f933a9c [2019-09-20 17:31:35,122 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/da1f3b2d7/4e3d9c245d4e44e8bad21a2df7751824 [2019-09-20 17:31:35,133 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 17:31:35,134 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 17:31:35,135 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 17:31:35,135 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 17:31:35,139 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 17:31:35,141 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 05:31:35" (1/1) ... [2019-09-20 17:31:35,144 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@702bca65 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:31:35, skipping insertion in model container [2019-09-20 17:31:35,144 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 05:31:35" (1/1) ... [2019-09-20 17:31:35,152 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 17:31:35,219 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 17:31:35,665 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 17:31:35,684 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 17:31:35,819 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 17:31:35,859 INFO L192 MainTranslator]: Completed translation [2019-09-20 17:31:35,859 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:31:35 WrapperNode [2019-09-20 17:31:35,859 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 17:31:35,860 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 17:31:35,860 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 17:31:35,860 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 17:31:35,872 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:31:35" (1/1) ... [2019-09-20 17:31:35,872 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:31:35" (1/1) ... [2019-09-20 17:31:35,901 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:31:35" (1/1) ... [2019-09-20 17:31:35,901 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:31:35" (1/1) ... [2019-09-20 17:31:35,928 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:31:35" (1/1) ... [2019-09-20 17:31:35,938 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:31:35" (1/1) ... [2019-09-20 17:31:35,943 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:31:35" (1/1) ... [2019-09-20 17:31:35,954 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 17:31:35,955 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 17:31:35,955 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 17:31:35,955 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 17:31:35,956 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:31:35" (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 17:31:36,010 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 17:31:36,011 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 17:31:36,011 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 17:31:36,011 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 17:31:36,011 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 17:31:36,011 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 17:31:36,011 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 17:31:36,011 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 17:31:36,012 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 17:31:36,012 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 17:31:36,012 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 17:31:36,012 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 17:31:36,012 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 17:31:36,012 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 17:31:36,013 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 17:31:36,013 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-20 17:31:36,013 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 17:31:36,013 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 17:31:36,013 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 17:31:36,013 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 17:31:36,014 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-09-20 17:31:36,014 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 17:31:36,014 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 17:31:36,014 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-20 17:31:36,014 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-20 17:31:36,014 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 17:31:36,014 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-20 17:31:36,015 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 17:31:36,015 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 17:31:36,015 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 17:31:36,015 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 17:31:36,015 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 17:31:36,015 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-20 17:31:36,016 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-20 17:31:36,016 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-20 17:31:36,016 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 17:31:36,016 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 17:31:36,016 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 17:31:36,016 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 17:31:36,016 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 17:31:36,017 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 17:31:36,017 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 17:31:36,017 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 17:31:36,017 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 17:31:36,017 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 17:31:36,018 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 17:31:36,018 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 17:31:36,018 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 17:31:36,018 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 17:31:36,018 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 17:31:36,018 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 17:31:36,019 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 17:31:36,019 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 17:31:36,019 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 17:31:36,019 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 17:31:36,019 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 17:31:36,019 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 17:31:36,021 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 17:31:36,021 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 17:31:36,022 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 17:31:36,022 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 17:31:36,022 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 17:31:36,022 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 17:31:36,022 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 17:31:36,022 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 17:31:36,023 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 17:31:36,023 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 17:31:36,023 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-20 17:31:36,023 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 17:31:36,023 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 17:31:36,023 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 17:31:36,023 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 17:31:36,024 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 17:31:36,024 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 17:31:36,024 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-09-20 17:31:36,024 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-20 17:31:36,024 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-20 17:31:36,024 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 17:31:36,025 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 17:31:36,025 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 17:31:36,025 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 17:31:36,025 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 17:31:36,025 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 17:31:36,026 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 17:31:36,026 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-20 17:31:36,026 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-20 17:31:36,026 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-20 17:31:36,026 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 17:31:36,026 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-20 17:31:36,027 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 17:31:36,027 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 17:31:36,027 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 17:31:36,027 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 17:31:36,027 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 17:31:36,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 17:31:36,028 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 17:31:37,581 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 17:31:37,582 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 17:31:37,583 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 05:31:37 BoogieIcfgContainer [2019-09-20 17:31:37,583 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 17:31:37,584 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 17:31:37,584 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 17:31:37,584 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 17:31:37,586 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 05:31:37" (1/1) ... [2019-09-20 17:31:37,587 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=CompoundDomain ♦ 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 [2019-09-20 17:31:37,626 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 17:31:37,626 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 17:31:37,640 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 17:31:37,650 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 17:31:37,652 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 17:31:57,705 WARN L191 SmtUtils]: Spent 11.68 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-20 17:31:59,343 WARN L191 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-20 17:32:03,183 WARN L191 SmtUtils]: Spent 3.83 s on a formula simplification. DAG size of input: 472 DAG size of output: 422 [2019-09-20 17:32:04,952 WARN L191 SmtUtils]: Spent 1.76 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-20 17:32:06,761 WARN L191 SmtUtils]: Spent 1.81 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-20 17:32:07,027 WARN L191 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2019-09-20 17:32:11,447 WARN L191 SmtUtils]: Spent 4.42 s on a formula simplification. DAG size of input: 490 DAG size of output: 432 [2019-09-20 17:32:11,462 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 440 for LOIs [2019-09-20 17:32:11,555 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 440 for LOIs [2019-09-20 17:32:11,561 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 440 for LOIs