java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block SingleStatement --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product63.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 19:39:26,074 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 19:39:26,076 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 19:39:26,087 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 19:39:26,088 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 19:39:26,089 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 19:39:26,090 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 19:39:26,092 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 19:39:26,093 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 19:39:26,094 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 19:39:26,095 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 19:39:26,096 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 19:39:26,097 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 19:39:26,098 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 19:39:26,099 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 19:39:26,100 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 19:39:26,100 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 19:39:26,101 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 19:39:26,103 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 19:39:26,105 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 19:39:26,107 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 19:39:26,108 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 19:39:26,109 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 19:39:26,110 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 19:39:26,112 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 19:39:26,112 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 19:39:26,112 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 19:39:26,113 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 19:39:26,114 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 19:39:26,115 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 19:39:26,115 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 19:39:26,116 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 19:39:26,116 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 19:39:26,117 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 19:39:26,118 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 19:39:26,119 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 19:39:26,119 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 19:39:26,119 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 19:39:26,120 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 19:39:26,121 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 19:39:26,121 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 19:39:26,122 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 19:39:26,136 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 19:39:26,136 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 19:39:26,137 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 19:39:26,137 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 19:39:26,137 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 19:39:26,138 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 19:39:26,138 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 19:39:26,138 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 19:39:26,138 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 19:39:26,138 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 19:39:26,139 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 19:39:26,139 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 19:39:26,139 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 19:39:26,139 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 19:39:26,139 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 19:39:26,140 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 19:39:26,140 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 19:39:26,140 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 19:39:26,140 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 19:39:26,140 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 19:39:26,141 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 19:39:26,141 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 19:39:26,141 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 19:39:26,141 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 19:39:26,141 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 19:39:26,142 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 19:39:26,142 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 19:39:26,142 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 19:39:26,142 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SingleStatement Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-20 19:39:26,172 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 19:39:26,184 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 19:39:26,188 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 19:39:26,189 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 19:39:26,190 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 19:39:26,190 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product63.cil.c [2019-09-20 19:39:26,248 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1414eacdc/0ae5fa5ff1184d5a8d7b2123f3f21bf6/FLAG7154aeabe [2019-09-20 19:39:26,694 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 19:39:26,695 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product63.cil.c [2019-09-20 19:39:26,721 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1414eacdc/0ae5fa5ff1184d5a8d7b2123f3f21bf6/FLAG7154aeabe [2019-09-20 19:39:26,996 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1414eacdc/0ae5fa5ff1184d5a8d7b2123f3f21bf6 [2019-09-20 19:39:27,006 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 19:39:27,008 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 19:39:27,009 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 19:39:27,009 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 19:39:27,013 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 19:39:27,014 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:39:26" (1/1) ... [2019-09-20 19:39:27,017 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2873859a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:39:27, skipping insertion in model container [2019-09-20 19:39:27,017 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:39:26" (1/1) ... [2019-09-20 19:39:27,025 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 19:39:27,087 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 19:39:27,638 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 19:39:27,662 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 19:39:27,795 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 19:39:27,843 INFO L192 MainTranslator]: Completed translation [2019-09-20 19:39:27,843 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:39:27 WrapperNode [2019-09-20 19:39:27,843 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 19:39:27,844 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 19:39:27,844 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 19:39:27,844 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 19:39:27,855 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:39:27" (1/1) ... [2019-09-20 19:39:27,855 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:39:27" (1/1) ... [2019-09-20 19:39:27,873 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:39:27" (1/1) ... [2019-09-20 19:39:27,874 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:39:27" (1/1) ... [2019-09-20 19:39:27,902 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:39:27" (1/1) ... [2019-09-20 19:39:27,913 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:39:27" (1/1) ... [2019-09-20 19:39:27,918 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:39:27" (1/1) ... [2019-09-20 19:39:27,929 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 19:39:27,932 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 19:39:27,932 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 19:39:27,932 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 19:39:27,934 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:39:27" (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 19:39:28,007 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 19:39:28,007 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 19:39:28,007 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 19:39:28,008 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 19:39:28,009 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 19:39:28,009 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 19:39:28,009 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 19:39:28,010 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 19:39:28,010 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 19:39:28,010 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 19:39:28,010 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 19:39:28,011 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 19:39:28,011 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 19:39:28,012 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 19:39:28,012 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 19:39:28,012 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 19:39:28,015 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 19:39:28,015 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 19:39:28,015 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-09-20 19:39:28,016 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 19:39:28,016 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 19:39:28,016 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 19:39:28,017 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 19:39:28,017 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 19:39:28,017 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 19:39:28,017 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-20 19:39:28,017 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-20 19:39:28,017 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 19:39:28,018 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 19:39:28,018 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-20 19:39:28,018 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-20 19:39:28,018 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-20 19:39:28,018 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 19:39:28,018 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-20 19:39:28,019 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 19:39:28,019 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 19:39:28,019 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 19:39:28,019 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 19:39:28,020 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 19:39:28,020 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-20 19:39:28,020 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-20 19:39:28,020 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-20 19:39:28,020 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 19:39:28,020 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 19:39:28,020 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 19:39:28,021 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 19:39:28,021 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 19:39:28,021 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 19:39:28,021 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 19:39:28,021 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 19:39:28,022 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 19:39:28,022 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 19:39:28,022 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 19:39:28,022 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 19:39:28,022 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 19:39:28,023 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 19:39:28,023 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 19:39:28,023 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 19:39:28,023 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 19:39:28,024 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 19:39:28,024 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 19:39:28,024 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 19:39:28,024 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 19:39:28,025 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 19:39:28,025 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 19:39:28,025 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 19:39:28,025 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 19:39:28,025 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 19:39:28,026 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 19:39:28,026 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 19:39:28,026 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 19:39:28,026 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 19:39:28,026 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 19:39:28,027 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 19:39:28,027 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 19:39:28,027 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 19:39:28,028 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 19:39:28,028 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 19:39:28,028 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 19:39:28,029 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 19:39:28,029 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-09-20 19:39:28,030 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 19:39:28,030 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 19:39:28,030 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 19:39:28,030 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-20 19:39:28,031 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-20 19:39:28,031 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 19:39:28,032 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 19:39:28,032 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-20 19:39:28,032 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 19:39:28,033 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-20 19:39:28,033 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-20 19:39:28,033 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-20 19:39:28,033 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-20 19:39:28,033 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-20 19:39:28,033 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 19:39:28,034 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-20 19:39:28,034 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 19:39:28,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 19:39:28,034 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 19:39:29,320 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 19:39:29,321 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 19:39:29,323 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 07:39:29 BoogieIcfgContainer [2019-09-20 19:39:29,323 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 19:39:29,324 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 19:39:29,324 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 19:39:29,324 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 19:39:29,325 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 07:39:29" (1/1) ... [2019-09-20 19:39:29,326 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 [2019-09-20 19:39:29,360 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 19:39:29,363 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 19:39:29,379 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 19:39:29,389 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 19:39:29,391 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 19:39:29,989 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 48 [2019-09-20 19:39:30,131 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 43 [2019-09-20 19:39:30,373 WARN L191 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 56 [2019-09-20 19:39:30,572 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 53 [2019-09-20 19:39:30,844 WARN L191 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 66 [2019-09-20 19:39:31,079 WARN L191 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 63 [2019-09-20 19:39:31,446 WARN L191 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 76 [2019-09-20 19:39:31,755 WARN L191 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 73 [2019-09-20 19:39:32,243 WARN L191 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 86 [2019-09-20 19:39:32,688 WARN L191 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 85 [2019-09-20 19:39:33,406 WARN L191 SmtUtils]: Spent 557.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 98 [2019-09-20 19:39:33,921 WARN L191 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 97 [2019-09-20 19:39:34,136 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2019-09-20 19:39:34,789 WARN L191 SmtUtils]: Spent 647.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 111 [2019-09-20 19:39:35,324 WARN L191 SmtUtils]: Spent 435.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 106 [2019-09-20 19:39:35,604 WARN L191 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-20 19:39:36,476 WARN L191 SmtUtils]: Spent 865.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 119 [2019-09-20 19:39:36,666 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2019-09-20 19:39:37,198 WARN L191 SmtUtils]: Spent 527.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 120 [2019-09-20 19:39:37,561 WARN L191 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2019-09-20 19:39:38,651 WARN L191 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 243 DAG size of output: 133 [2019-09-20 19:39:38,845 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2019-09-20 19:39:39,511 WARN L191 SmtUtils]: Spent 661.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 134 [2019-09-20 19:39:39,903 WARN L191 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2019-09-20 19:39:41,011 WARN L191 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 291 DAG size of output: 147 [2019-09-20 19:39:41,912 WARN L191 SmtUtils]: Spent 729.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 144 [2019-09-20 19:39:42,571 WARN L191 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2019-09-20 19:39:44,385 WARN L191 SmtUtils]: Spent 1.80 s on a formula simplification. DAG size of input: 337 DAG size of output: 165 [2019-09-20 19:39:45,383 WARN L191 SmtUtils]: Spent 818.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 160 [2019-09-20 19:39:46,214 WARN L191 SmtUtils]: Spent 498.00 ms on a formula simplification that was a NOOP. DAG size: 283 [2019-09-20 19:39:48,457 WARN L191 SmtUtils]: Spent 2.23 s on a formula simplification. DAG size of input: 402 DAG size of output: 174 [2019-09-20 19:39:49,586 WARN L191 SmtUtils]: Spent 909.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 169 [2019-09-20 19:39:50,718 WARN L191 SmtUtils]: Spent 666.00 ms on a formula simplification that was a NOOP. DAG size: 337 [2019-09-20 19:39:53,896 WARN L191 SmtUtils]: Spent 3.17 s on a formula simplification. DAG size of input: 474 DAG size of output: 214 [2019-09-20 19:39:55,270 WARN L191 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 257 DAG size of output: 209 [2019-09-20 19:39:56,690 WARN L191 SmtUtils]: Spent 867.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2019-09-20 19:40:00,624 WARN L191 SmtUtils]: Spent 3.92 s on a formula simplification. DAG size of input: 525 DAG size of output: 241 [2019-09-20 19:40:02,182 WARN L191 SmtUtils]: Spent 1.32 s on a formula simplification. DAG size of input: 280 DAG size of output: 236 [2019-09-20 19:40:03,898 WARN L191 SmtUtils]: Spent 1.03 s on a formula simplification that was a NOOP. DAG size: 445 [2019-09-20 19:40:08,689 WARN L191 SmtUtils]: Spent 4.78 s on a formula simplification. DAG size of input: 613 DAG size of output: 260 [2019-09-20 19:40:10,442 WARN L191 SmtUtils]: Spent 1.50 s on a formula simplification. DAG size of input: 305 DAG size of output: 255 [2019-09-20 19:40:12,051 WARN L191 SmtUtils]: Spent 1.31 s on a formula simplification that was a NOOP. DAG size: 499