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 InterpretCallSummarizer --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-efa34d5 [2019-09-19 08:12:21,012 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-19 08:12:21,014 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-19 08:12:21,026 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-19 08:12:21,026 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-19 08:12:21,027 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-19 08:12:21,028 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-19 08:12:21,030 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-19 08:12:21,032 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-19 08:12:21,033 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-19 08:12:21,034 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-19 08:12:21,035 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-19 08:12:21,035 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-19 08:12:21,036 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-19 08:12:21,037 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-19 08:12:21,038 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-19 08:12:21,039 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-19 08:12:21,040 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-19 08:12:21,042 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-19 08:12:21,043 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-19 08:12:21,045 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-19 08:12:21,046 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-19 08:12:21,047 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-19 08:12:21,048 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-19 08:12:21,050 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-19 08:12:21,050 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-19 08:12:21,051 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-19 08:12:21,051 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-19 08:12:21,052 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-19 08:12:21,053 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-19 08:12:21,053 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-19 08:12:21,054 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-19 08:12:21,054 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-19 08:12:21,055 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-19 08:12:21,056 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-19 08:12:21,056 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-19 08:12:21,057 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-19 08:12:21,057 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-19 08:12:21,057 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-19 08:12:21,058 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-19 08:12:21,059 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-19 08:12:21,060 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 [2019-09-19 08:12:21,084 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-19 08:12:21,084 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-19 08:12:21,086 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-19 08:12:21,086 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-19 08:12:21,086 INFO L138 SettingsManager]: * Use SBE=true [2019-09-19 08:12:21,087 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-19 08:12:21,087 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-19 08:12:21,087 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-19 08:12:21,087 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-19 08:12:21,087 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-19 08:12:21,088 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-19 08:12:21,089 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-19 08:12:21,089 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-19 08:12:21,089 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-19 08:12:21,089 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-19 08:12:21,090 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-19 08:12:21,090 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-19 08:12:21,090 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-19 08:12:21,090 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-19 08:12:21,090 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-19 08:12:21,091 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-19 08:12:21,091 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 08:12:21,091 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-19 08:12:21,091 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-19 08:12:21,092 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-19 08:12:21,092 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-19 08:12:21,092 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-19 08:12:21,092 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-19 08:12:21,092 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 -> InterpretCallSummarizer 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 [2019-09-19 08:12:21,149 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-19 08:12:21,164 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-19 08:12:21,167 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-19 08:12:21,168 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-19 08:12:21,169 INFO L275 PluginConnector]: CDTParser initialized [2019-09-19 08:12:21,169 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product32.cil.c [2019-09-19 08:12:21,240 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7526d14b7/81c7713c2e1a475b90284f5ab8c84126/FLAGa0c1efdc7 [2019-09-19 08:12:21,742 INFO L306 CDTParser]: Found 1 translation units. [2019-09-19 08:12:21,743 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product32.cil.c [2019-09-19 08:12:21,766 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7526d14b7/81c7713c2e1a475b90284f5ab8c84126/FLAGa0c1efdc7 [2019-09-19 08:12:22,054 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7526d14b7/81c7713c2e1a475b90284f5ab8c84126 [2019-09-19 08:12:22,064 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-19 08:12:22,066 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-19 08:12:22,067 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-19 08:12:22,067 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-19 08:12:22,070 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-19 08:12:22,071 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 08:12:22" (1/1) ... [2019-09-19 08:12:22,074 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2145c95a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 08:12:22, skipping insertion in model container [2019-09-19 08:12:22,074 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 08:12:22" (1/1) ... [2019-09-19 08:12:22,082 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-19 08:12:22,141 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-19 08:12:22,544 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 08:12:22,558 INFO L188 MainTranslator]: Completed pre-run [2019-09-19 08:12:22,641 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 08:12:22,690 INFO L192 MainTranslator]: Completed translation [2019-09-19 08:12:22,691 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 08:12:22 WrapperNode [2019-09-19 08:12:22,691 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-19 08:12:22,692 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-19 08:12:22,692 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-19 08:12:22,692 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-19 08:12:22,706 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 08:12:22" (1/1) ... [2019-09-19 08:12:22,707 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 08:12:22" (1/1) ... [2019-09-19 08:12:22,726 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 08:12:22" (1/1) ... [2019-09-19 08:12:22,727 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 08:12:22" (1/1) ... [2019-09-19 08:12:22,767 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 08:12:22" (1/1) ... [2019-09-19 08:12:22,785 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 08:12:22" (1/1) ... [2019-09-19 08:12:22,795 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 08:12:22" (1/1) ... [2019-09-19 08:12:22,809 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-19 08:12:22,811 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-19 08:12:22,811 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-19 08:12:22,812 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-19 08:12:22,814 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 08:12:22" (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 [2019-09-19 08:12:22,871 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-19 08:12:22,871 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-19 08:12:22,871 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-19 08:12:22,871 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-19 08:12:22,872 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-19 08:12:22,872 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-19 08:12:22,872 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-19 08:12:22,872 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-19 08:12:22,872 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-19 08:12:22,872 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-19 08:12:22,872 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-19 08:12:22,873 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-19 08:12:22,873 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-19 08:12:22,873 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-19 08:12:22,873 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-19 08:12:22,873 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-19 08:12:22,874 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-19 08:12:22,874 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-19 08:12:22,874 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-19 08:12:22,874 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-19 08:12:22,874 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-09-19 08:12:22,874 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-19 08:12:22,874 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-19 08:12:22,875 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-19 08:12:22,875 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-19 08:12:22,875 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-19 08:12:22,875 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-19 08:12:22,875 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-19 08:12:22,875 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-19 08:12:22,876 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-19 08:12:22,876 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-19 08:12:22,876 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-19 08:12:22,876 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-19 08:12:22,876 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-19 08:12:22,876 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-19 08:12:22,877 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-19 08:12:22,877 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-19 08:12:22,877 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-19 08:12:22,877 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-19 08:12:22,877 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-19 08:12:22,877 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-19 08:12:22,878 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-19 08:12:22,878 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-19 08:12:22,878 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-19 08:12:22,878 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-19 08:12:22,878 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-19 08:12:22,878 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-19 08:12:22,879 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-19 08:12:22,879 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-19 08:12:22,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-19 08:12:22,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-19 08:12:22,879 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-19 08:12:22,879 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-19 08:12:22,880 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-19 08:12:22,880 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-19 08:12:22,880 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-19 08:12:22,880 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-19 08:12:22,880 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-19 08:12:22,880 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-19 08:12:22,881 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-19 08:12:22,881 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-19 08:12:22,881 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-19 08:12:22,881 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-19 08:12:22,881 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-19 08:12:22,881 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-19 08:12:22,881 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-19 08:12:22,882 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-19 08:12:22,882 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-19 08:12:22,882 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-19 08:12:22,882 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-19 08:12:22,882 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-19 08:12:22,882 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-19 08:12:22,882 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-19 08:12:22,883 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-19 08:12:22,883 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-09-19 08:12:22,883 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-19 08:12:22,883 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-19 08:12:22,883 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-19 08:12:22,883 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-19 08:12:22,884 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-19 08:12:22,884 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-19 08:12:22,884 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-19 08:12:22,884 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-19 08:12:22,884 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-19 08:12:22,884 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-19 08:12:22,885 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-19 08:12:22,885 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-19 08:12:22,885 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-19 08:12:22,885 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-19 08:12:22,885 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-19 08:12:22,885 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-19 08:12:22,886 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-19 08:12:22,886 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-19 08:12:22,886 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-19 08:12:22,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-19 08:12:22,886 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-19 08:12:24,335 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-19 08:12:24,335 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-19 08:12:24,337 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 08:12:24 BoogieIcfgContainer [2019-09-19 08:12:24,337 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-19 08:12:24,338 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-19 08:12:24,338 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-19 08:12:24,338 INFO L275 PluginConnector]: Sifa initialized [2019-09-19 08:12:24,339 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 08:12:24" (1/1) ... [2019-09-19 08:12:24,340 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=InterpretCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-19 08:12:24,366 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-19 08:12:24,366 INFO L169 IcfgInterpreter]: Building call graph [2019-09-19 08:12:24,376 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-19 08:12:24,384 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-19 08:12:24,386 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-19 08:12:37,208 WARN L191 SmtUtils]: Spent 12.72 s on a formula simplification that was a NOOP. DAG size: 441 [2019-09-19 08:12:48,567 WARN L191 SmtUtils]: Spent 11.36 s on a formula simplification that was a NOOP. DAG size: 441 [2019-09-19 08:13:10,205 WARN L191 SmtUtils]: Spent 12.71 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-19 08:13:12,051 WARN L191 SmtUtils]: Spent 599.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-19 08:13:15,815 WARN L191 SmtUtils]: Spent 3.76 s on a formula simplification. DAG size of input: 472 DAG size of output: 422 [2019-09-19 08:13:15,823 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 430 for LOIs [2019-09-19 08:13:17,578 WARN L191 SmtUtils]: Spent 1.75 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-19 08:13:19,320 WARN L191 SmtUtils]: Spent 1.74 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-19 08:13:21,038 WARN L191 SmtUtils]: Spent 1.71 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-19 08:13:22,777 WARN L191 SmtUtils]: Spent 1.74 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-19 08:13:24,516 WARN L191 SmtUtils]: Spent 1.73 s on a formula simplification that was a NOOP. DAG size: 426 [2019-09-19 08:13:26,284 WARN L191 SmtUtils]: Spent 1.77 s on a formula simplification that was a NOOP. DAG size: 426 [2019-09-19 08:13:27,971 WARN L191 SmtUtils]: Spent 1.67 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-19 08:13:29,632 WARN L191 SmtUtils]: Spent 1.66 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-19 08:13:29,638 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 430 for LOIs [2019-09-19 08:13:29,643 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 430 for LOIs [2019-09-19 08:13:33,149 WARN L191 SmtUtils]: Spent 3.39 s on a formula simplification. DAG size of input: 431 DAG size of output: 425 [2019-09-19 08:13:34,836 WARN L191 SmtUtils]: Spent 1.69 s on a formula simplification that was a NOOP. DAG size: 425 [2019-09-19 08:13:45,911 WARN L191 SmtUtils]: Spent 11.02 s on a formula simplification. DAG size of input: 453 DAG size of output: 451 [2019-09-19 08:13:51,289 WARN L191 SmtUtils]: Spent 5.38 s on a formula simplification that was a NOOP. DAG size: 451 [2019-09-19 08:14:02,191 WARN L191 SmtUtils]: Spent 10.90 s on a formula simplification. DAG size of input: 453 DAG size of output: 451 [2019-09-19 08:14:07,558 WARN L191 SmtUtils]: Spent 5.37 s on a formula simplification that was a NOOP. DAG size: 451 [2019-09-19 08:14:18,478 WARN L191 SmtUtils]: Spent 10.92 s on a formula simplification. DAG size of input: 453 DAG size of output: 451 [2019-09-19 08:14:23,870 WARN L191 SmtUtils]: Spent 5.39 s on a formula simplification that was a NOOP. DAG size: 451 [2019-09-19 08:14:34,794 WARN L191 SmtUtils]: Spent 10.92 s on a formula simplification. DAG size of input: 453 DAG size of output: 451 [2019-09-19 08:14:40,196 WARN L191 SmtUtils]: Spent 5.40 s on a formula simplification that was a NOOP. DAG size: 451 [2019-09-19 08:14:51,115 WARN L191 SmtUtils]: Spent 10.92 s on a formula simplification. DAG size of input: 453 DAG size of output: 451 [2019-09-19 08:14:56,492 WARN L191 SmtUtils]: Spent 5.38 s on a formula simplification that was a NOOP. DAG size: 451 [2019-09-19 08:15:07,493 WARN L191 SmtUtils]: Spent 11.00 s on a formula simplification. DAG size of input: 453 DAG size of output: 451 [2019-09-19 08:15:12,864 WARN L191 SmtUtils]: Spent 5.37 s on a formula simplification that was a NOOP. DAG size: 451 [2019-09-19 08:15:23,751 WARN L191 SmtUtils]: Spent 10.88 s on a formula simplification. DAG size of input: 453 DAG size of output: 451 [2019-09-19 08:15:29,073 WARN L191 SmtUtils]: Spent 5.32 s on a formula simplification that was a NOOP. DAG size: 451 [2019-09-19 08:15:40,015 WARN L191 SmtUtils]: Spent 10.94 s on a formula simplification. DAG size of input: 453 DAG size of output: 451 [2019-09-19 08:15:45,354 WARN L191 SmtUtils]: Spent 5.34 s on a formula simplification that was a NOOP. DAG size: 451 [2019-09-19 08:15:56,338 WARN L191 SmtUtils]: Spent 10.98 s on a formula simplification. DAG size of input: 453 DAG size of output: 451 [2019-09-19 08:16:01,698 WARN L191 SmtUtils]: Spent 5.36 s on a formula simplification that was a NOOP. DAG size: 451 [2019-09-19 08:16:11,873 WARN L191 SmtUtils]: Spent 10.13 s on a formula simplification. DAG size of input: 433 DAG size of output: 428 [2019-09-19 08:16:16,914 WARN L191 SmtUtils]: Spent 5.04 s on a formula simplification that was a NOOP. DAG size: 428 [2019-09-19 08:16:36,125 WARN L191 SmtUtils]: Spent 19.11 s on a formula simplification. DAG size of input: 472 DAG size of output: 467 [2019-09-19 08:16:44,436 WARN L191 SmtUtils]: Spent 8.31 s on a formula simplification that was a NOOP. DAG size: 467 [2019-09-19 08:16:52,733 WARN L191 SmtUtils]: Spent 8.27 s on a formula simplification that was a NOOP. DAG size: 433 [2019-09-19 08:17:00,984 WARN L191 SmtUtils]: Spent 8.25 s on a formula simplification that was a NOOP. DAG size: 433 [2019-09-19 08:17:20,489 WARN L191 SmtUtils]: Spent 19.46 s on a formula simplification. DAG size of input: 477 DAG size of output: 469 [2019-09-19 08:17:28,851 WARN L191 SmtUtils]: Spent 8.36 s on a formula simplification that was a NOOP. DAG size: 469 [2019-09-19 08:17:48,366 WARN L191 SmtUtils]: Spent 19.51 s on a formula simplification. DAG size of input: 477 DAG size of output: 469 [2019-09-19 08:17:56,666 WARN L191 SmtUtils]: Spent 8.30 s on a formula simplification that was a NOOP. DAG size: 469 [2019-09-19 08:17:58,529 WARN L191 SmtUtils]: Spent 1.80 s on a formula simplification. DAG size of input: 434 DAG size of output: 1 [2019-09-19 08:18:15,228 WARN L191 SmtUtils]: Spent 16.70 s on a formula simplification. DAG size of input: 436 DAG size of output: 435 [2019-09-19 08:18:23,593 WARN L191 SmtUtils]: Spent 8.36 s on a formula simplification that was a NOOP. DAG size: 435 [2019-09-19 08:18:31,931 WARN L191 SmtUtils]: Spent 8.33 s on a formula simplification that was a NOOP. DAG size: 435 [2019-09-19 08:18:40,168 WARN L191 SmtUtils]: Spent 8.24 s on a formula simplification that was a NOOP. DAG size: 435 [2019-09-19 08:19:20,859 WARN L191 SmtUtils]: Spent 40.66 s on a formula simplification. DAG size of input: 510 DAG size of output: 484 [2019-09-19 08:19:30,367 WARN L191 SmtUtils]: Spent 9.51 s on a formula simplification that was a NOOP. DAG size: 484 [2019-09-19 08:20:02,244 WARN L191 SmtUtils]: Spent 31.87 s on a formula simplification. DAG size of input: 498 DAG size of output: 498 [2019-09-19 08:20:02,803 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 23 [2019-09-19 08:20:03,057 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 30 [2019-09-19 08:20:05,903 WARN L191 SmtUtils]: Spent 2.01 s on a formula simplification. DAG size of input: 458 DAG size of output: 24 [2019-09-19 08:20:06,083 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 36 [2019-09-19 08:20:06,323 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 38 [2019-09-19 08:20:06,521 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 38 [2019-09-19 08:20:07,022 WARN L191 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 55 [2019-09-19 08:20:07,146 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2019-09-19 08:20:07,487 WARN L191 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 58 [2019-09-19 08:20:08,036 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 23 [2019-09-19 08:20:08,287 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 30 [2019-09-19 08:20:08,560 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 30 [2019-09-19 08:20:19,532 WARN L191 SmtUtils]: Spent 10.33 s on a formula simplification. DAG size of input: 433 DAG size of output: 428 [2019-09-19 08:20:24,824 WARN L191 SmtUtils]: Spent 5.29 s on a formula simplification that was a NOOP. DAG size: 428 [2019-09-19 08:20:43,531 WARN L191 SmtUtils]: Spent 18.60 s on a formula simplification. DAG size of input: 469 DAG size of output: 465 [2019-09-19 08:20:51,489 WARN L191 SmtUtils]: Spent 7.96 s on a formula simplification that was a NOOP. DAG size: 465 [2019-09-19 08:20:58,441 WARN L191 SmtUtils]: Spent 6.93 s on a formula simplification that was a NOOP. DAG size: 433 [2019-09-19 08:21:05,316 WARN L191 SmtUtils]: Spent 6.87 s on a formula simplification that was a NOOP. DAG size: 433 [2019-09-19 08:21:23,557 WARN L191 SmtUtils]: Spent 18.17 s on a formula simplification. DAG size of input: 474 DAG size of output: 467 [2019-09-19 08:21:31,248 WARN L191 SmtUtils]: Spent 7.69 s on a formula simplification that was a NOOP. DAG size: 467 [2019-09-19 08:21:48,694 WARN L191 SmtUtils]: Spent 17.44 s on a formula simplification. DAG size of input: 474 DAG size of output: 467 [2019-09-19 08:21:56,299 WARN L191 SmtUtils]: Spent 7.60 s on a formula simplification that was a NOOP. DAG size: 467 [2019-09-19 08:21:57,692 WARN L191 SmtUtils]: Spent 1.34 s on a formula simplification. DAG size of input: 434 DAG size of output: 1 [2019-09-19 08:22:11,052 WARN L191 SmtUtils]: Spent 13.36 s on a formula simplification. DAG size of input: 436 DAG size of output: 435 [2019-09-19 08:22:17,744 WARN L191 SmtUtils]: Spent 6.69 s on a formula simplification that was a NOOP. DAG size: 435 [2019-09-19 08:22:24,484 WARN L191 SmtUtils]: Spent 6.73 s on a formula simplification that was a NOOP. DAG size: 435 [2019-09-19 08:22:31,143 WARN L191 SmtUtils]: Spent 6.66 s on a formula simplification that was a NOOP. DAG size: 435 [2019-09-19 08:22:56,992 WARN L191 SmtUtils]: Spent 25.82 s on a formula simplification. DAG size of input: 504 DAG size of output: 485 [2019-09-19 08:23:07,890 WARN L191 SmtUtils]: Spent 10.90 s on a formula simplification that was a NOOP. DAG size: 485 [2019-09-19 08:23:41,616 WARN L191 SmtUtils]: Spent 33.72 s on a formula simplification. DAG size of input: 497 DAG size of output: 497 [2019-09-19 08:23:42,127 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 23 [2019-09-19 08:23:42,382 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 30 [2019-09-19 08:23:45,208 WARN L191 SmtUtils]: Spent 1.98 s on a formula simplification. DAG size of input: 458 DAG size of output: 24 [2019-09-19 08:23:45,394 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 36 [2019-09-19 08:23:45,658 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 38 [2019-09-19 08:23:45,863 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 38 [2019-09-19 08:23:46,327 WARN L191 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 55 [2019-09-19 08:23:46,451 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2019-09-19 08:23:46,786 WARN L191 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 59 [2019-09-19 08:23:47,296 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 23 [2019-09-19 08:23:47,817 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 30 [2019-09-19 08:23:48,468 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 38 [2019-09-19 08:23:48,669 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 38 [2019-09-19 08:23:49,117 WARN L191 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 49 [2019-09-19 08:23:49,228 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2019-09-19 08:23:59,418 WARN L191 SmtUtils]: Spent 10.17 s on a formula simplification. DAG size of input: 433 DAG size of output: 428 [2019-09-19 08:24:04,442 WARN L191 SmtUtils]: Spent 5.02 s on a formula simplification that was a NOOP. DAG size: 428 [2019-09-19 08:24:24,134 WARN L191 SmtUtils]: Spent 19.60 s on a formula simplification. DAG size of input: 472 DAG size of output: 467 [2019-09-19 08:24:32,515 WARN L191 SmtUtils]: Spent 8.38 s on a formula simplification that was a NOOP. DAG size: 467 [2019-09-19 08:24:40,942 WARN L191 SmtUtils]: Spent 8.41 s on a formula simplification that was a NOOP. DAG size: 433 [2019-09-19 08:24:49,282 WARN L191 SmtUtils]: Spent 8.34 s on a formula simplification that was a NOOP. DAG size: 433 [2019-09-19 08:25:08,666 WARN L191 SmtUtils]: Spent 19.35 s on a formula simplification. DAG size of input: 477 DAG size of output: 469 [2019-09-19 08:25:17,028 WARN L191 SmtUtils]: Spent 8.36 s on a formula simplification that was a NOOP. DAG size: 469 [2019-09-19 08:25:36,368 WARN L191 SmtUtils]: Spent 19.34 s on a formula simplification. DAG size of input: 477 DAG size of output: 469