java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product23.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-17 17:22:43,232 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-17 17:22:43,234 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-17 17:22:43,246 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-17 17:22:43,246 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-17 17:22:43,247 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-17 17:22:43,249 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-17 17:22:43,251 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-17 17:22:43,252 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-17 17:22:43,253 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-17 17:22:43,254 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-17 17:22:43,255 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-17 17:22:43,255 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-17 17:22:43,256 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-17 17:22:43,257 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-17 17:22:43,258 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-17 17:22:43,259 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-17 17:22:43,260 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-17 17:22:43,262 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-17 17:22:43,263 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-17 17:22:43,265 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-17 17:22:43,266 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-17 17:22:43,267 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-17 17:22:43,267 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-17 17:22:43,269 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-17 17:22:43,270 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-17 17:22:43,270 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-17 17:22:43,271 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-17 17:22:43,271 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-17 17:22:43,272 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-17 17:22:43,272 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-17 17:22:43,273 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-17 17:22:43,274 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-17 17:22:43,274 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-17 17:22:43,275 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-17 17:22:43,275 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-17 17:22:43,276 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-17 17:22:43,276 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-17 17:22:43,276 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-17 17:22:43,277 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-17 17:22:43,278 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-17 17:22:43,279 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 [2019-09-17 17:22:43,292 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-17 17:22:43,292 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-17 17:22:43,293 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-17 17:22:43,294 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-17 17:22:43,294 INFO L138 SettingsManager]: * Use SBE=true [2019-09-17 17:22:43,294 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-17 17:22:43,294 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-17 17:22:43,294 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-17 17:22:43,295 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-17 17:22:43,295 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-17 17:22:43,295 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-17 17:22:43,295 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-17 17:22:43,295 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-17 17:22:43,296 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-17 17:22:43,296 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-17 17:22:43,296 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-17 17:22:43,296 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-17 17:22:43,296 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-17 17:22:43,297 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-17 17:22:43,297 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-17 17:22:43,297 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-17 17:22:43,297 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-17 17:22:43,297 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-17 17:22:43,298 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-17 17:22:43,298 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-17 17:22:43,298 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-17 17:22:43,298 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-17 17:22:43,298 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-17 17:22:43,299 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-17 17:22:43,328 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-17 17:22:43,341 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-17 17:22:43,344 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-17 17:22:43,346 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-17 17:22:43,347 INFO L275 PluginConnector]: CDTParser initialized [2019-09-17 17:22:43,347 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product23.cil.c [2019-09-17 17:22:43,413 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5c6bd5d3c/e09c6ce36d06415e856ab0bc00e4bae9/FLAG36737fe22 [2019-09-17 17:22:43,951 INFO L306 CDTParser]: Found 1 translation units. [2019-09-17 17:22:43,952 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product23.cil.c [2019-09-17 17:22:43,967 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5c6bd5d3c/e09c6ce36d06415e856ab0bc00e4bae9/FLAG36737fe22 [2019-09-17 17:22:44,222 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5c6bd5d3c/e09c6ce36d06415e856ab0bc00e4bae9 [2019-09-17 17:22:44,235 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-17 17:22:44,236 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-17 17:22:44,238 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-17 17:22:44,238 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-17 17:22:44,241 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-17 17:22:44,242 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 05:22:44" (1/1) ... [2019-09-17 17:22:44,244 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@545a310a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:22:44, skipping insertion in model container [2019-09-17 17:22:44,244 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 05:22:44" (1/1) ... [2019-09-17 17:22:44,251 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-17 17:22:44,304 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-17 17:22:44,704 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 17:22:44,723 INFO L188 MainTranslator]: Completed pre-run [2019-09-17 17:22:44,851 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 17:22:44,884 INFO L192 MainTranslator]: Completed translation [2019-09-17 17:22:44,884 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:22:44 WrapperNode [2019-09-17 17:22:44,884 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-17 17:22:44,885 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-17 17:22:44,885 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-17 17:22:44,885 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-17 17:22:44,895 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:22:44" (1/1) ... [2019-09-17 17:22:44,895 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:22:44" (1/1) ... [2019-09-17 17:22:44,915 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:22:44" (1/1) ... [2019-09-17 17:22:44,915 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:22:44" (1/1) ... [2019-09-17 17:22:44,960 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:22:44" (1/1) ... [2019-09-17 17:22:44,971 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:22:44" (1/1) ... [2019-09-17 17:22:44,975 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:22:44" (1/1) ... [2019-09-17 17:22:44,983 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-17 17:22:44,984 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-17 17:22:44,984 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-17 17:22:44,984 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-17 17:22:44,985 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:22:44" (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 [2019-09-17 17:22:45,058 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-17 17:22:45,058 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-17 17:22:45,058 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-17 17:22:45,059 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-17 17:22:45,060 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-17 17:22:45,060 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-17 17:22:45,060 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-17 17:22:45,061 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-17 17:22:45,061 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-17 17:22:45,061 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-17 17:22:45,061 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-17 17:22:45,062 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-17 17:22:45,062 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-17 17:22:45,063 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-17 17:22:45,063 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-17 17:22:45,063 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-17 17:22:45,066 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-17 17:22:45,066 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-17 17:22:45,066 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-17 17:22:45,066 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-17 17:22:45,067 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-17 17:22:45,068 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-17 17:22:45,068 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-17 17:22:45,068 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-17 17:22:45,068 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-17 17:22:45,068 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-17 17:22:45,069 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-17 17:22:45,069 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-17 17:22:45,069 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-09-17 17:22:45,069 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-17 17:22:45,069 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-17 17:22:45,070 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-17 17:22:45,070 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-17 17:22:45,070 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-17 17:22:45,070 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-17 17:22:45,071 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-17 17:22:45,071 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-17 17:22:45,071 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-17 17:22:45,071 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-17 17:22:45,071 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-17 17:22:45,071 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-17 17:22:45,071 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-17 17:22:45,072 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-17 17:22:45,072 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-17 17:22:45,072 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-17 17:22:45,072 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-17 17:22:45,073 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-17 17:22:45,073 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-17 17:22:45,073 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-17 17:22:45,073 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-17 17:22:45,073 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-17 17:22:45,073 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-17 17:22:45,073 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-17 17:22:45,074 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-17 17:22:45,074 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-17 17:22:45,074 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-17 17:22:45,074 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-17 17:22:45,074 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-17 17:22:45,075 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-17 17:22:45,075 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-17 17:22:45,076 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-17 17:22:45,076 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-17 17:22:45,076 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-17 17:22:45,076 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-17 17:22:45,076 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-17 17:22:45,077 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-17 17:22:45,077 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-17 17:22:45,077 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-17 17:22:45,077 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-17 17:22:45,077 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-17 17:22:45,078 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-17 17:22:45,078 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-17 17:22:45,078 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-17 17:22:45,079 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-17 17:22:45,079 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-09-17 17:22:45,079 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-17 17:22:45,080 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-17 17:22:45,080 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-17 17:22:45,080 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-17 17:22:45,081 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-17 17:22:45,081 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-17 17:22:45,081 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-17 17:22:45,082 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-17 17:22:45,082 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-17 17:22:45,082 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-17 17:22:45,082 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-17 17:22:45,082 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-17 17:22:45,083 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-17 17:22:45,084 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-17 17:22:45,084 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-17 17:22:45,084 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-17 17:22:45,084 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-17 17:22:46,777 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-17 17:22:46,778 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-17 17:22:46,779 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 05:22:46 BoogieIcfgContainer [2019-09-17 17:22:46,779 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-17 17:22:46,780 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-17 17:22:46,780 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-17 17:22:46,780 INFO L275 PluginConnector]: Sifa initialized [2019-09-17 17:22:46,782 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 05:22:46" (1/1) ... [2019-09-17 17:22:46,782 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=CompoundDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-17 17:22:46,813 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-17 17:22:46,813 INFO L169 IcfgInterpreter]: Building call graph [2019-09-17 17:22:46,829 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-17 17:22:46,840 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-17 17:22:46,842 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-17 17:23:09,544 WARN L191 SmtUtils]: Spent 13.47 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-17 17:23:11,260 WARN L191 SmtUtils]: Spent 428.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-17 17:23:15,052 WARN L191 SmtUtils]: Spent 3.79 s on a formula simplification. DAG size of input: 472 DAG size of output: 422 [2019-09-17 17:23:16,816 WARN L191 SmtUtils]: Spent 1.76 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-17 17:23:18,561 WARN L191 SmtUtils]: Spent 1.74 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-17 17:23:18,834 WARN L191 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2019-09-17 17:23:23,208 WARN L191 SmtUtils]: Spent 4.37 s on a formula simplification. DAG size of input: 490 DAG size of output: 431 [2019-09-17 17:23:23,224 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 439 for LOIs [2019-09-17 17:23:23,335 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 439 for LOIs [2019-09-17 17:23:23,345 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 439 for LOIs [2019-09-17 17:23:35,293 WARN L191 SmtUtils]: Spent 11.83 s on a formula simplification. DAG size of input: 452 DAG size of output: 451 [2019-09-17 17:23:41,107 WARN L191 SmtUtils]: Spent 5.81 s on a formula simplification that was a NOOP. DAG size: 451 [2019-09-17 17:23:42,039 WARN L191 SmtUtils]: Spent 920.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 124 [2019-09-17 17:23:54,824 WARN L191 SmtUtils]: Spent 12.78 s on a formula simplification. DAG size of input: 510 DAG size of output: 460 [2019-09-17 17:24:06,405 WARN L191 SmtUtils]: Spent 11.58 s on a formula simplification. DAG size of input: 452 DAG size of output: 451 [2019-09-17 17:24:12,214 WARN L191 SmtUtils]: Spent 5.81 s on a formula simplification that was a NOOP. DAG size: 451 [2019-09-17 17:24:13,130 WARN L191 SmtUtils]: Spent 914.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 124 [2019-09-17 17:24:25,909 WARN L191 SmtUtils]: Spent 12.78 s on a formula simplification. DAG size of input: 510 DAG size of output: 460 [2019-09-17 17:24:43,066 WARN L191 SmtUtils]: Spent 17.07 s on a formula simplification. DAG size of input: 478 DAG size of output: 475 [2019-09-17 17:24:51,616 WARN L191 SmtUtils]: Spent 8.55 s on a formula simplification that was a NOOP. DAG size: 475 [2019-09-17 17:24:51,965 WARN L191 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-09-17 17:25:09,598 WARN L191 SmtUtils]: Spent 17.63 s on a formula simplification. DAG size of input: 517 DAG size of output: 476 [2019-09-17 17:25:39,729 WARN L191 SmtUtils]: Spent 30.01 s on a formula simplification. DAG size of input: 500 DAG size of output: 497 [2019-09-17 17:25:54,717 WARN L191 SmtUtils]: Spent 14.99 s on a formula simplification that was a NOOP. DAG size: 497 [2019-09-17 17:25:55,097 WARN L191 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-17 17:26:27,179 WARN L191 SmtUtils]: Spent 32.08 s on a formula simplification. DAG size of input: 540 DAG size of output: 499 [2019-09-17 17:26:44,385 WARN L191 SmtUtils]: Spent 17.17 s on a formula simplification. DAG size of input: 478 DAG size of output: 475 [2019-09-17 17:26:52,985 WARN L191 SmtUtils]: Spent 8.60 s on a formula simplification that was a NOOP. DAG size: 475 [2019-09-17 17:26:53,321 WARN L191 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-09-17 17:27:11,132 WARN L191 SmtUtils]: Spent 17.81 s on a formula simplification. DAG size of input: 517 DAG size of output: 476 [2019-09-17 17:27:26,431 WARN L191 SmtUtils]: Spent 15.29 s on a formula simplification that was a NOOP. DAG size: 509 [2019-09-17 17:27:41,686 WARN L191 SmtUtils]: Spent 15.25 s on a formula simplification that was a NOOP. DAG size: 509 [2019-09-17 17:27:42,078 WARN L191 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 17:28:11,348 WARN L191 SmtUtils]: Spent 29.27 s on a formula simplification. DAG size of input: 550 DAG size of output: 520 [2019-09-17 17:28:11,761 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 31 [2019-09-17 17:28:28,813 WARN L191 SmtUtils]: Spent 15.49 s on a formula simplification. DAG size of input: 526 DAG size of output: 515 [2019-09-17 17:28:36,529 WARN L191 SmtUtils]: Spent 7.71 s on a formula simplification that was a NOOP. DAG size: 515 [2019-09-17 17:28:36,903 WARN L191 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-17 17:28:49,746 WARN L191 SmtUtils]: Spent 12.84 s on a formula simplification. DAG size of input: 521 DAG size of output: 515 [2019-09-17 17:28:57,699 WARN L191 SmtUtils]: Spent 7.93 s on a formula simplification that was a NOOP. DAG size: 543 [2019-09-17 17:29:05,662 WARN L191 SmtUtils]: Spent 7.96 s on a formula simplification that was a NOOP. DAG size: 543 [2019-09-17 17:29:22,975 WARN L191 SmtUtils]: Spent 17.29 s on a formula simplification. DAG size of input: 549 DAG size of output: 543 [2019-09-17 17:29:47,870 WARN L191 SmtUtils]: Spent 24.79 s on a formula simplification. DAG size of input: 549 DAG size of output: 548 [2019-09-17 17:30:00,343 WARN L191 SmtUtils]: Spent 12.47 s on a formula simplification that was a NOOP. DAG size: 548 [2019-09-17 17:30:00,688 WARN L191 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2019-09-17 17:30:26,465 WARN L191 SmtUtils]: Spent 25.78 s on a formula simplification. DAG size of input: 555 DAG size of output: 532 [2019-09-17 17:30:51,505 WARN L191 SmtUtils]: Spent 25.04 s on a formula simplification. DAG size of input: 549 DAG size of output: 548 [2019-09-17 17:31:03,990 WARN L191 SmtUtils]: Spent 12.48 s on a formula simplification that was a NOOP. DAG size: 548 [2019-09-17 17:31:04,298 WARN L191 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2019-09-17 17:31:30,091 WARN L191 SmtUtils]: Spent 25.79 s on a formula simplification. DAG size of input: 555 DAG size of output: 532 [2019-09-17 17:32:08,969 WARN L191 SmtUtils]: Spent 38.77 s on a formula simplification. DAG size of input: 556 DAG size of output: 544 [2019-09-17 17:32:21,487 WARN L191 SmtUtils]: Spent 12.52 s on a formula simplification that was a NOOP. DAG size: 544 [2019-09-17 17:32:21,884 WARN L191 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2019-09-17 17:32:47,489 WARN L191 SmtUtils]: Spent 25.60 s on a formula simplification. DAG size of input: 551 DAG size of output: 545 [2019-09-17 17:33:04,314 WARN L191 SmtUtils]: Spent 16.72 s on a formula simplification. DAG size of input: 552 DAG size of output: 516 [2019-09-17 17:33:11,750 WARN L191 SmtUtils]: Spent 7.43 s on a formula simplification that was a NOOP. DAG size: 516 [2019-09-17 17:33:12,130 WARN L191 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 17:33:24,521 WARN L191 SmtUtils]: Spent 12.39 s on a formula simplification. DAG size of input: 525 DAG size of output: 512 [2019-09-17 17:34:08,637 WARN L191 SmtUtils]: Spent 44.01 s on a formula simplification. DAG size of input: 560 DAG size of output: 544 [2019-09-17 17:34:23,292 WARN L191 SmtUtils]: Spent 14.65 s on a formula simplification that was a NOOP. DAG size: 544 [2019-09-17 17:34:23,694 WARN L191 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2019-09-17 17:34:54,683 WARN L191 SmtUtils]: Spent 30.99 s on a formula simplification. DAG size of input: 551 DAG size of output: 544 [2019-09-17 17:35:11,887 WARN L191 SmtUtils]: Spent 17.19 s on a formula simplification. DAG size of input: 553 DAG size of output: 536 [2019-09-17 17:35:20,328 WARN L191 SmtUtils]: Spent 8.44 s on a formula simplification that was a NOOP. DAG size: 536 [2019-09-17 17:35:20,686 WARN L191 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-17 17:35:40,379 WARN L191 SmtUtils]: Spent 19.69 s on a formula simplification. DAG size of input: 541 DAG size of output: 535 [2019-09-17 17:35:57,177 WARN L191 SmtUtils]: Spent 16.30 s on a formula simplification. DAG size of input: 528 DAG size of output: 512 [2019-09-17 17:36:04,327 WARN L191 SmtUtils]: Spent 7.15 s on a formula simplification that was a NOOP. DAG size: 512 [2019-09-17 17:36:04,687 WARN L191 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 129