java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product32.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 15:48:12,994 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 15:48:12,996 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 15:48:13,009 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 15:48:13,009 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 15:48:13,010 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 15:48:13,012 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 15:48:13,014 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 15:48:13,015 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 15:48:13,016 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 15:48:13,017 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 15:48:13,018 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 15:48:13,019 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 15:48:13,020 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 15:48:13,020 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 15:48:13,022 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 15:48:13,023 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 15:48:13,024 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 15:48:13,025 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 15:48:13,027 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 15:48:13,029 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 15:48:13,030 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 15:48:13,031 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 15:48:13,032 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 15:48:13,035 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 15:48:13,035 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 15:48:13,035 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 15:48:13,036 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 15:48:13,037 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 15:48:13,038 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 15:48:13,038 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 15:48:13,039 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 15:48:13,040 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 15:48:13,040 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 15:48:13,041 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 15:48:13,042 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 15:48:13,042 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 15:48:13,043 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 15:48:13,043 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 15:48:13,044 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 15:48:13,045 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 15:48:13,046 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 15:48:13,061 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 15:48:13,061 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 15:48:13,063 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 15:48:13,063 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 15:48:13,063 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 15:48:13,063 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 15:48:13,064 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 15:48:13,064 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 15:48:13,064 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 15:48:13,064 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 15:48:13,064 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 15:48:13,065 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 15:48:13,065 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 15:48:13,066 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 15:48:13,066 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 15:48:13,066 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 15:48:13,066 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 15:48:13,067 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 15:48:13,067 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 15:48:13,067 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 15:48:13,067 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 15:48:13,067 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 15:48:13,068 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 15:48:13,068 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 15:48:13,068 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 15:48:13,068 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 15:48:13,069 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 15:48:13,069 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 15:48:13,069 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-09-20 15:48:13,132 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 15:48:13,152 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 15:48:13,158 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 15:48:13,160 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 15:48:13,160 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 15:48:13,161 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product32.cil.c [2019-09-20 15:48:13,240 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4eed78094/5c86c167d03847e3adcbf34c8c73e92e/FLAG695b4190d [2019-09-20 15:48:13,744 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 15:48:13,748 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product32.cil.c [2019-09-20 15:48:13,770 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4eed78094/5c86c167d03847e3adcbf34c8c73e92e/FLAG695b4190d [2019-09-20 15:48:14,043 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4eed78094/5c86c167d03847e3adcbf34c8c73e92e [2019-09-20 15:48:14,053 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 15:48:14,054 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 15:48:14,055 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 15:48:14,055 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 15:48:14,059 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 15:48:14,060 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:48:14" (1/1) ... [2019-09-20 15:48:14,063 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68cc7875 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:48:14, skipping insertion in model container [2019-09-20 15:48:14,063 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:48:14" (1/1) ... [2019-09-20 15:48:14,070 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 15:48:14,125 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 15:48:14,579 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:48:14,612 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 15:48:14,737 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:48:14,784 INFO L192 MainTranslator]: Completed translation [2019-09-20 15:48:14,784 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:48:14 WrapperNode [2019-09-20 15:48:14,784 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 15:48:14,785 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 15:48:14,785 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 15:48:14,785 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 15:48:14,797 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:48:14" (1/1) ... [2019-09-20 15:48:14,798 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:48:14" (1/1) ... [2019-09-20 15:48:14,824 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:48:14" (1/1) ... [2019-09-20 15:48:14,824 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:48:14" (1/1) ... [2019-09-20 15:48:14,869 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:48:14" (1/1) ... [2019-09-20 15:48:14,881 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:48:14" (1/1) ... [2019-09-20 15:48:14,889 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:48:14" (1/1) ... [2019-09-20 15:48:14,905 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 15:48:14,905 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 15:48:14,905 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 15:48:14,906 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 15:48:14,907 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:48:14" (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 15:48:14,988 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 15:48:14,989 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 15:48:14,989 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 15:48:14,989 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 15:48:14,990 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 15:48:14,990 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 15:48:14,991 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 15:48:14,992 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 15:48:14,992 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 15:48:14,992 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 15:48:14,992 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 15:48:14,993 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 15:48:14,993 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 15:48:14,994 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 15:48:14,994 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 15:48:14,994 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-20 15:48:14,996 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 15:48:14,997 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 15:48:14,997 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 15:48:14,997 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 15:48:14,998 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-09-20 15:48:14,998 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 15:48:14,998 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 15:48:14,998 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-20 15:48:14,998 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-20 15:48:14,999 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 15:48:14,999 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-20 15:48:14,999 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 15:48:14,999 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 15:48:14,999 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 15:48:15,000 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 15:48:15,000 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 15:48:15,000 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-20 15:48:15,000 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-20 15:48:15,000 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-20 15:48:15,001 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 15:48:15,001 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 15:48:15,001 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 15:48:15,001 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 15:48:15,001 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 15:48:15,002 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 15:48:15,002 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 15:48:15,002 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 15:48:15,002 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 15:48:15,003 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 15:48:15,003 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 15:48:15,003 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 15:48:15,003 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 15:48:15,003 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 15:48:15,003 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 15:48:15,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 15:48:15,004 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 15:48:15,004 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 15:48:15,004 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 15:48:15,004 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 15:48:15,004 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 15:48:15,004 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 15:48:15,005 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 15:48:15,005 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 15:48:15,006 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 15:48:15,006 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 15:48:15,006 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 15:48:15,006 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 15:48:15,007 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 15:48:15,007 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 15:48:15,007 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 15:48:15,007 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 15:48:15,007 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-20 15:48:15,007 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 15:48:15,008 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 15:48:15,008 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 15:48:15,008 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 15:48:15,008 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 15:48:15,009 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 15:48:15,009 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-09-20 15:48:15,010 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-20 15:48:15,010 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-20 15:48:15,011 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 15:48:15,011 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 15:48:15,011 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 15:48:15,011 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 15:48:15,012 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 15:48:15,012 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 15:48:15,012 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 15:48:15,012 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-20 15:48:15,013 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-20 15:48:15,013 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-20 15:48:15,014 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 15:48:15,014 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-20 15:48:15,014 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 15:48:15,014 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 15:48:15,014 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 15:48:15,014 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 15:48:15,014 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 15:48:15,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 15:48:15,015 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 15:48:16,743 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 15:48:16,744 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 15:48:16,745 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:48:16 BoogieIcfgContainer [2019-09-20 15:48:16,745 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 15:48:16,746 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 15:48:16,746 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 15:48:16,746 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 15:48:16,747 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:48:16" (1/1) ... [2019-09-20 15:48:16,748 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_QUICK ♦ Intern Fluid=SizeLimitFluid [2019-09-20 15:48:16,779 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 15:48:16,780 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 15:48:16,789 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 15:48:16,800 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 15:48:16,801 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 15:48:25,608 WARN L191 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-09-20 15:48:27,302 WARN L191 SmtUtils]: Spent 486.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-20 15:48:27,471 WARN L191 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-20 15:48:27,631 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-20 15:48:27,751 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-20 15:48:27,781 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 480 for LOIs [2019-09-20 15:48:27,843 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 480 for LOIs [2019-09-20 15:48:27,850 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 480 for LOIs [2019-09-20 15:48:28,354 WARN L191 SmtUtils]: Spent 390.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-20 15:48:28,695 WARN L191 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-20 15:48:28,950 WARN L191 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-20 15:48:29,188 WARN L191 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-20 15:48:29,359 WARN L191 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-20 15:48:29,576 WARN L191 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-20 15:48:29,749 WARN L191 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-20 15:48:29,961 WARN L191 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-20 15:48:30,147 WARN L191 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-20 15:48:30,331 WARN L191 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-20 15:48:30,526 WARN L191 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-20 15:48:30,704 WARN L191 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-20 15:48:30,880 WARN L191 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-20 15:48:31,078 WARN L191 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-20 15:48:31,242 WARN L191 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-20 15:48:31,402 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-20 15:48:31,586 WARN L191 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-20 15:48:31,776 WARN L191 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-20 15:48:32,282 WARN L191 SmtUtils]: Spent 415.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-20 15:48:32,611 WARN L191 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-20 15:48:32,986 WARN L191 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 520 [2019-09-20 15:48:33,364 WARN L191 SmtUtils]: Spent 377.00 ms on a formula simplification that was a NOOP. DAG size: 520 [2019-09-20 15:48:33,667 WARN L191 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 520 [2019-09-20 15:48:34,012 WARN L191 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 520 [2019-09-20 15:48:34,638 WARN L191 SmtUtils]: Spent 579.00 ms on a formula simplification that was a NOOP. DAG size: 537 [2019-09-20 15:48:35,210 WARN L191 SmtUtils]: Spent 570.00 ms on a formula simplification that was a NOOP. DAG size: 537 [2019-09-20 15:48:36,056 WARN L191 SmtUtils]: Spent 842.00 ms on a formula simplification that was a NOOP. DAG size: 548 [2019-09-20 15:48:36,637 WARN L191 SmtUtils]: Spent 397.00 ms on a formula simplification that was a NOOP. DAG size: 522 [2019-09-20 15:48:37,269 WARN L191 SmtUtils]: Spent 469.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-20 15:48:37,601 WARN L191 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-20 15:48:37,965 WARN L191 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 520 [2019-09-20 15:48:38,272 WARN L191 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 520 [2019-09-20 15:48:38,567 WARN L191 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 520 [2019-09-20 15:48:38,863 WARN L191 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 520 [2019-09-20 15:48:39,494 WARN L191 SmtUtils]: Spent 593.00 ms on a formula simplification that was a NOOP. DAG size: 537 [2019-09-20 15:48:40,087 WARN L191 SmtUtils]: Spent 591.00 ms on a formula simplification that was a NOOP. DAG size: 537 [2019-09-20 15:48:40,907 WARN L191 SmtUtils]: Spent 818.00 ms on a formula simplification that was a NOOP. DAG size: 548 [2019-09-20 15:48:41,103 WARN L191 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 526 [2019-09-20 15:48:41,524 WARN L191 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-20 15:48:41,812 WARN L191 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-20 15:48:42,225 WARN L191 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 520 [2019-09-20 15:48:42,509 WARN L191 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 520 [2019-09-20 15:48:42,794 WARN L191 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 520 [2019-09-20 15:48:43,089 WARN L191 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 520 [2019-09-20 15:48:44,201 WARN L191 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 537 [2019-09-20 15:48:44,761 WARN L191 SmtUtils]: Spent 559.00 ms on a formula simplification that was a NOOP. DAG size: 537 [2019-09-20 15:48:45,576 WARN L191 SmtUtils]: Spent 812.00 ms on a formula simplification that was a NOOP. DAG size: 548 [2019-09-20 15:48:45,811 WARN L191 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 526 [2019-09-20 15:48:46,476 WARN L191 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-20 15:48:46,757 WARN L191 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-20 15:48:47,383 WARN L191 SmtUtils]: Spent 587.00 ms on a formula simplification that was a NOOP. DAG size: 520 [2019-09-20 15:48:47,673 WARN L191 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 520 [2019-09-20 15:48:47,958 WARN L191 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 520 [2019-09-20 15:48:48,241 WARN L191 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 520 [2019-09-20 15:48:48,822 WARN L191 SmtUtils]: Spent 550.00 ms on a formula simplification that was a NOOP. DAG size: 537 [2019-09-20 15:48:49,378 WARN L191 SmtUtils]: Spent 554.00 ms on a formula simplification that was a NOOP. DAG size: 537 [2019-09-20 15:48:50,207 WARN L191 SmtUtils]: Spent 826.00 ms on a formula simplification that was a NOOP. DAG size: 548 [2019-09-20 15:48:50,414 WARN L191 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 526 [2019-09-20 15:48:50,829 WARN L191 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-20 15:48:51,127 WARN L191 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-20 15:48:51,460 WARN L191 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 520 [2019-09-20 15:48:51,751 WARN L191 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 520 [2019-09-20 15:48:52,054 WARN L191 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 520 [2019-09-20 15:48:52,344 WARN L191 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 520 [2019-09-20 15:48:52,915 WARN L191 SmtUtils]: Spent 547.00 ms on a formula simplification that was a NOOP. DAG size: 537 [2019-09-20 15:48:53,453 WARN L191 SmtUtils]: Spent 536.00 ms on a formula simplification that was a NOOP. DAG size: 537 [2019-09-20 15:48:54,264 WARN L191 SmtUtils]: Spent 808.00 ms on a formula simplification that was a NOOP. DAG size: 548 [2019-09-20 15:48:54,448 WARN L191 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 526 [2019-09-20 15:48:54,842 WARN L191 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-20 15:48:55,132 WARN L191 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-20 15:48:55,451 WARN L191 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 520 [2019-09-20 15:48:55,744 WARN L191 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 520 [2019-09-20 15:48:56,031 WARN L191 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 520