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_spec5_product02.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-19 09:47:54,285 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-19 09:47:54,287 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-19 09:47:54,298 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-19 09:47:54,298 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-19 09:47:54,299 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-19 09:47:54,301 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-19 09:47:54,302 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-19 09:47:54,304 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-19 09:47:54,305 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-19 09:47:54,306 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-19 09:47:54,307 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-19 09:47:54,307 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-19 09:47:54,308 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-19 09:47:54,309 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-19 09:47:54,310 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-19 09:47:54,311 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-19 09:47:54,312 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-19 09:47:54,314 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-19 09:47:54,316 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-19 09:47:54,317 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-19 09:47:54,318 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-19 09:47:54,319 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-19 09:47:54,320 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-19 09:47:54,322 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-19 09:47:54,323 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-19 09:47:54,323 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-19 09:47:54,324 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-19 09:47:54,324 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-19 09:47:54,329 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-19 09:47:54,329 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-19 09:47:54,330 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-19 09:47:54,331 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-19 09:47:54,332 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-19 09:47:54,333 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-19 09:47:54,333 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-19 09:47:54,334 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-19 09:47:54,334 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-19 09:47:54,334 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-19 09:47:54,336 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-19 09:47:54,336 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-19 09:47:54,337 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 09:47:54,352 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-19 09:47:54,352 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-19 09:47:54,353 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-19 09:47:54,354 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-19 09:47:54,354 INFO L138 SettingsManager]: * Use SBE=true [2019-09-19 09:47:54,354 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-19 09:47:54,354 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-19 09:47:54,354 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-19 09:47:54,355 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-19 09:47:54,355 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-19 09:47:54,355 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-19 09:47:54,355 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-19 09:47:54,355 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-19 09:47:54,356 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-19 09:47:54,356 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-19 09:47:54,356 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-19 09:47:54,356 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-19 09:47:54,356 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-19 09:47:54,357 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-19 09:47:54,357 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-19 09:47:54,357 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-19 09:47:54,357 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 09:47:54,357 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-19 09:47:54,358 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-19 09:47:54,358 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-19 09:47:54,358 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-19 09:47:54,358 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-19 09:47:54,358 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-19 09:47:54,359 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 09:47:54,389 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-19 09:47:54,401 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-19 09:47:54,404 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-19 09:47:54,406 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-19 09:47:54,406 INFO L275 PluginConnector]: CDTParser initialized [2019-09-19 09:47:54,407 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product02.cil.c [2019-09-19 09:47:54,475 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/da5b924dd/332472a9acc8477c81edfbc4b5dfd1d4/FLAG10d483ac8 [2019-09-19 09:47:55,032 INFO L306 CDTParser]: Found 1 translation units. [2019-09-19 09:47:55,033 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product02.cil.c [2019-09-19 09:47:55,046 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/da5b924dd/332472a9acc8477c81edfbc4b5dfd1d4/FLAG10d483ac8 [2019-09-19 09:47:55,331 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/da5b924dd/332472a9acc8477c81edfbc4b5dfd1d4 [2019-09-19 09:47:55,339 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-19 09:47:55,340 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-19 09:47:55,341 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-19 09:47:55,341 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-19 09:47:55,345 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-19 09:47:55,345 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 09:47:55" (1/1) ... [2019-09-19 09:47:55,348 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e757327 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:47:55, skipping insertion in model container [2019-09-19 09:47:55,348 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 09:47:55" (1/1) ... [2019-09-19 09:47:55,355 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-19 09:47:55,414 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-19 09:47:55,749 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 09:47:55,822 INFO L188 MainTranslator]: Completed pre-run [2019-09-19 09:47:55,946 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 09:47:55,980 INFO L192 MainTranslator]: Completed translation [2019-09-19 09:47:55,980 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:47:55 WrapperNode [2019-09-19 09:47:55,980 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-19 09:47:55,981 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-19 09:47:55,981 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-19 09:47:55,981 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-19 09:47:55,991 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:47:55" (1/1) ... [2019-09-19 09:47:55,991 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:47:55" (1/1) ... [2019-09-19 09:47:56,024 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:47:55" (1/1) ... [2019-09-19 09:47:56,024 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:47:55" (1/1) ... [2019-09-19 09:47:56,068 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:47:55" (1/1) ... [2019-09-19 09:47:56,080 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:47:55" (1/1) ... [2019-09-19 09:47:56,091 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:47:55" (1/1) ... [2019-09-19 09:47:56,105 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-19 09:47:56,105 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-19 09:47:56,106 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-19 09:47:56,106 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-19 09:47:56,109 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:47:55" (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 09:47:56,164 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-19 09:47:56,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-19 09:47:56,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-19 09:47:56,165 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-19 09:47:56,165 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-19 09:47:56,165 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-19 09:47:56,165 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-19 09:47:56,166 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-19 09:47:56,166 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-19 09:47:56,166 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-19 09:47:56,166 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-19 09:47:56,166 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-19 09:47:56,166 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-19 09:47:56,167 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-19 09:47:56,167 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-19 09:47:56,167 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-19 09:47:56,167 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-19 09:47:56,167 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-19 09:47:56,168 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-19 09:47:56,168 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-19 09:47:56,168 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-19 09:47:56,168 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-19 09:47:56,168 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-19 09:47:56,168 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-19 09:47:56,169 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-19 09:47:56,169 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-09-19 09:47:56,169 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-09-19 09:47:56,169 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-09-19 09:47:56,169 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-19 09:47:56,169 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-19 09:47:56,169 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-19 09:47:56,170 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-19 09:47:56,170 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-19 09:47:56,170 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-19 09:47:56,170 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-19 09:47:56,170 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-19 09:47:56,170 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-19 09:47:56,171 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-19 09:47:56,171 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-19 09:47:56,171 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-19 09:47:56,171 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-19 09:47:56,171 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-19 09:47:56,171 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-19 09:47:56,171 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-19 09:47:56,172 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-19 09:47:56,172 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-19 09:47:56,172 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-19 09:47:56,172 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-19 09:47:56,172 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-19 09:47:56,172 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-19 09:47:56,173 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-19 09:47:56,173 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-19 09:47:56,173 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-19 09:47:56,173 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-19 09:47:56,173 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-19 09:47:56,173 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-19 09:47:56,173 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-19 09:47:56,174 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-19 09:47:56,174 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-19 09:47:56,174 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-19 09:47:56,174 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-19 09:47:56,174 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-19 09:47:56,175 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-19 09:47:56,175 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-19 09:47:56,175 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-19 09:47:56,175 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-19 09:47:56,175 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-19 09:47:56,175 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-19 09:47:56,175 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-19 09:47:56,176 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-09-19 09:47:56,176 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-09-19 09:47:56,176 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-19 09:47:56,176 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-19 09:47:56,176 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-19 09:47:56,176 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-19 09:47:56,177 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-19 09:47:56,177 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-09-19 09:47:56,177 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-19 09:47:56,177 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-19 09:47:56,177 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-19 09:47:56,177 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-19 09:47:56,178 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-19 09:47:56,178 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-19 09:47:56,178 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-19 09:47:56,178 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-19 09:47:56,178 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-19 09:47:56,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-19 09:47:56,179 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-19 09:47:57,571 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-19 09:47:57,571 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-19 09:47:57,573 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 09:47:57 BoogieIcfgContainer [2019-09-19 09:47:57,573 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-19 09:47:57,573 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-19 09:47:57,573 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-19 09:47:57,574 INFO L275 PluginConnector]: Sifa initialized [2019-09-19 09:47:57,575 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 09:47:57" (1/1) ... [2019-09-19 09:47:57,575 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 09:47:57,597 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-19 09:47:57,598 INFO L169 IcfgInterpreter]: Building call graph [2019-09-19 09:47:57,606 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-19 09:47:57,614 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-19 09:47:57,616 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-19 09:48:10,079 WARN L191 SmtUtils]: Spent 12.36 s on a formula simplification that was a NOOP. DAG size: 443 [2019-09-19 09:48:21,812 WARN L191 SmtUtils]: Spent 11.73 s on a formula simplification that was a NOOP. DAG size: 443 [2019-09-19 09:48:43,493 WARN L191 SmtUtils]: Spent 12.89 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-19 09:48:45,162 WARN L191 SmtUtils]: Spent 430.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-19 09:48:48,912 WARN L191 SmtUtils]: Spent 3.74 s on a formula simplification. DAG size of input: 474 DAG size of output: 424 [2019-09-19 09:48:48,920 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 432 for LOIs [2019-09-19 09:48:50,560 WARN L191 SmtUtils]: Spent 1.63 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 09:48:52,256 WARN L191 SmtUtils]: Spent 1.69 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 09:48:53,876 WARN L191 SmtUtils]: Spent 1.61 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 09:48:55,558 WARN L191 SmtUtils]: Spent 1.68 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 09:48:57,226 WARN L191 SmtUtils]: Spent 1.66 s on a formula simplification that was a NOOP. DAG size: 428 [2019-09-19 09:48:58,870 WARN L191 SmtUtils]: Spent 1.64 s on a formula simplification that was a NOOP. DAG size: 428 [2019-09-19 09:49:00,482 WARN L191 SmtUtils]: Spent 1.60 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 09:49:02,104 WARN L191 SmtUtils]: Spent 1.62 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 09:49:02,112 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 432 for LOIs [2019-09-19 09:49:03,812 WARN L191 SmtUtils]: Spent 1.69 s on a formula simplification that was a NOOP. DAG size: 426 [2019-09-19 09:49:05,437 WARN L191 SmtUtils]: Spent 1.62 s on a formula simplification that was a NOOP. DAG size: 426 [2019-09-19 09:49:05,447 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 432 for LOIs [2019-09-19 09:49:08,874 WARN L191 SmtUtils]: Spent 3.32 s on a formula simplification. DAG size of input: 433 DAG size of output: 427 [2019-09-19 09:49:10,505 WARN L191 SmtUtils]: Spent 1.63 s on a formula simplification that was a NOOP. DAG size: 427 [2019-09-19 09:49:21,286 WARN L191 SmtUtils]: Spent 10.74 s on a formula simplification. DAG size of input: 451 DAG size of output: 449 [2019-09-19 09:49:26,520 WARN L191 SmtUtils]: Spent 5.23 s on a formula simplification that was a NOOP. DAG size: 449 [2019-09-19 09:49:37,224 WARN L191 SmtUtils]: Spent 10.70 s on a formula simplification. DAG size of input: 451 DAG size of output: 449 [2019-09-19 09:49:42,477 WARN L191 SmtUtils]: Spent 5.25 s on a formula simplification that was a NOOP. DAG size: 449 [2019-09-19 09:49:53,192 WARN L191 SmtUtils]: Spent 10.71 s on a formula simplification. DAG size of input: 451 DAG size of output: 449 [2019-09-19 09:49:58,418 WARN L191 SmtUtils]: Spent 5.22 s on a formula simplification that was a NOOP. DAG size: 449 [2019-09-19 09:50:08,603 WARN L191 SmtUtils]: Spent 10.14 s on a formula simplification. DAG size of input: 435 DAG size of output: 430 [2019-09-19 09:50:13,648 WARN L191 SmtUtils]: Spent 5.04 s on a formula simplification that was a NOOP. DAG size: 430 [2019-09-19 09:50:29,796 WARN L191 SmtUtils]: Spent 16.13 s on a formula simplification. DAG size of input: 467 DAG size of output: 464 [2019-09-19 09:50:36,927 WARN L191 SmtUtils]: Spent 7.13 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-19 09:50:43,524 WARN L191 SmtUtils]: Spent 6.54 s on a formula simplification that was a NOOP. DAG size: 435 [2019-09-19 09:50:50,025 WARN L191 SmtUtils]: Spent 6.50 s on a formula simplification that was a NOOP. DAG size: 435 [2019-09-19 09:51:13,256 WARN L191 SmtUtils]: Spent 23.21 s on a formula simplification. DAG size of input: 493 DAG size of output: 486 [2019-09-19 09:51:23,144 WARN L191 SmtUtils]: Spent 9.89 s on a formula simplification that was a NOOP. DAG size: 486 [2019-09-19 09:51:36,170 WARN L191 SmtUtils]: Spent 12.99 s on a formula simplification. DAG size of input: 442 DAG size of output: 437 [2019-09-19 09:51:42,761 WARN L191 SmtUtils]: Spent 6.59 s on a formula simplification that was a NOOP. DAG size: 437 [2019-09-19 09:51:55,199 WARN L191 SmtUtils]: Spent 12.42 s on a formula simplification. DAG size of input: 446 DAG size of output: 436 [2019-09-19 09:52:00,488 WARN L191 SmtUtils]: Spent 5.29 s on a formula simplification that was a NOOP. DAG size: 436 [2019-09-19 09:52:01,607 WARN L191 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 453 DAG size of output: 1 [2019-09-19 09:52:16,671 WARN L191 SmtUtils]: Spent 15.01 s on a formula simplification. DAG size of input: 448 DAG size of output: 434 [2019-09-19 09:52:18,572 WARN L191 SmtUtils]: Spent 1.90 s on a formula simplification that was a NOOP. DAG size: 434 [2019-09-19 09:52:32,267 WARN L191 SmtUtils]: Spent 13.69 s on a formula simplification. DAG size of input: 459 DAG size of output: 437 [2019-09-19 09:52:38,867 WARN L191 SmtUtils]: Spent 6.60 s on a formula simplification that was a NOOP. DAG size: 437 [2019-09-19 09:52:45,423 WARN L191 SmtUtils]: Spent 6.55 s on a formula simplification that was a NOOP. DAG size: 437 [2019-09-19 09:52:51,929 WARN L191 SmtUtils]: Spent 6.50 s on a formula simplification that was a NOOP. DAG size: 437 [2019-09-19 09:53:01,840 WARN L191 SmtUtils]: Spent 9.88 s on a formula simplification. DAG size of input: 443 DAG size of output: 433 [2019-09-19 09:53:06,836 WARN L191 SmtUtils]: Spent 4.99 s on a formula simplification that was a NOOP. DAG size: 433 [2019-09-19 09:53:20,347 WARN L191 SmtUtils]: Spent 13.47 s on a formula simplification. DAG size of input: 452 DAG size of output: 440 [2019-09-19 09:53:26,968 WARN L191 SmtUtils]: Spent 6.62 s on a formula simplification that was a NOOP. DAG size: 440 [2019-09-19 09:53:33,588 WARN L191 SmtUtils]: Spent 6.62 s on a formula simplification that was a NOOP. DAG size: 440 [2019-09-19 09:53:40,237 WARN L191 SmtUtils]: Spent 6.65 s on a formula simplification that was a NOOP. DAG size: 440 [2019-09-19 09:53:54,299 WARN L191 SmtUtils]: Spent 14.05 s on a formula simplification. DAG size of input: 444 DAG size of output: 438 [2019-09-19 09:54:00,795 WARN L191 SmtUtils]: Spent 6.49 s on a formula simplification that was a NOOP. DAG size: 438 [2019-09-19 09:54:14,285 WARN L191 SmtUtils]: Spent 13.39 s on a formula simplification. DAG size of input: 448 DAG size of output: 442 [2019-09-19 09:54:21,120 WARN L191 SmtUtils]: Spent 6.83 s on a formula simplification that was a NOOP. DAG size: 442 [2019-09-19 09:55:02,844 WARN L191 SmtUtils]: Spent 41.68 s on a formula simplification. DAG size of input: 543 DAG size of output: 499 [2019-09-19 09:55:13,236 WARN L191 SmtUtils]: Spent 10.39 s on a formula simplification that was a NOOP. DAG size: 499 [2019-09-19 09:55:26,884 WARN L191 SmtUtils]: Spent 13.59 s on a formula simplification. DAG size of input: 448 DAG size of output: 440 [2019-09-19 09:55:33,605 WARN L191 SmtUtils]: Spent 6.72 s on a formula simplification that was a NOOP. DAG size: 440 [2019-09-19 09:56:01,636 WARN L191 SmtUtils]: Spent 27.98 s on a formula simplification. DAG size of input: 513 DAG size of output: 490 [2019-09-19 09:56:13,137 WARN L191 SmtUtils]: Spent 11.50 s on a formula simplification that was a NOOP. DAG size: 490 [2019-09-19 09:56:39,392 WARN L191 SmtUtils]: Spent 26.25 s on a formula simplification. DAG size of input: 517 DAG size of output: 488 [2019-09-19 09:56:50,828 WARN L191 SmtUtils]: Spent 11.43 s on a formula simplification that was a NOOP. DAG size: 488 [2019-09-19 09:57:13,492 WARN L191 SmtUtils]: Spent 22.66 s on a formula simplification. DAG size of input: 540 DAG size of output: 484 [2019-09-19 09:57:23,924 WARN L191 SmtUtils]: Spent 10.43 s on a formula simplification that was a NOOP. DAG size: 484 [2019-09-19 09:57:40,736 WARN L191 SmtUtils]: Spent 16.79 s on a formula simplification that was a NOOP. DAG size: 507 [2019-09-19 09:57:41,913 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 49 [2019-09-19 09:57:42,208 WARN L191 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 53 [2019-09-19 09:57:42,526 WARN L191 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 64 [2019-09-19 09:57:42,654 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2019-09-19 09:57:42,856 WARN L191 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 61 [2019-09-19 09:57:55,536 WARN L191 SmtUtils]: Spent 10.17 s on a formula simplification. DAG size of input: 435 DAG size of output: 430 [2019-09-19 09:58:00,552 WARN L191 SmtUtils]: Spent 5.01 s on a formula simplification that was a NOOP. DAG size: 430 [2019-09-19 09:58:20,037 WARN L191 SmtUtils]: Spent 19.47 s on a formula simplification. DAG size of input: 470 DAG size of output: 465 [2019-09-19 09:58:28,214 WARN L191 SmtUtils]: Spent 8.18 s on a formula simplification that was a NOOP. DAG size: 465 [2019-09-19 09:58:36,435 WARN L191 SmtUtils]: Spent 8.19 s on a formula simplification that was a NOOP. DAG size: 435 [2019-09-19 09:58:44,662 WARN L191 SmtUtils]: Spent 8.23 s on a formula simplification that was a NOOP. DAG size: 435 [2019-09-19 09:59:21,602 WARN L191 SmtUtils]: Spent 36.91 s on a formula simplification. DAG size of input: 500 DAG size of output: 494 [2019-09-19 09:59:36,827 WARN L191 SmtUtils]: Spent 15.22 s on a formula simplification that was a NOOP. DAG size: 494 [2019-09-19 09:59:51,490 WARN L191 SmtUtils]: Spent 14.63 s on a formula simplification. DAG size of input: 452 DAG size of output: 438 [2019-09-19 09:59:57,914 WARN L191 SmtUtils]: Spent 6.42 s on a formula simplification that was a NOOP. DAG size: 438 [2019-09-19 10:00:09,769 WARN L191 SmtUtils]: Spent 11.83 s on a formula simplification. DAG size of input: 457 DAG size of output: 435 [2019-09-19 10:00:15,584 WARN L191 SmtUtils]: Spent 5.81 s on a formula simplification that was a NOOP. DAG size: 435 [2019-09-19 10:00:17,229 WARN L191 SmtUtils]: Spent 1.56 s on a formula simplification. DAG size of input: 473 DAG size of output: 1 [2019-09-19 10:00:35,601 WARN L191 SmtUtils]: Spent 18.32 s on a formula simplification. DAG size of input: 472 DAG size of output: 434 [2019-09-19 10:00:40,876 WARN L191 SmtUtils]: Spent 5.27 s on a formula simplification that was a NOOP. DAG size: 434 [2019-09-19 10:00:59,213 WARN L191 SmtUtils]: Spent 18.33 s on a formula simplification. DAG size of input: 472 DAG size of output: 437 [2019-09-19 10:01:07,535 WARN L191 SmtUtils]: Spent 8.32 s on a formula simplification that was a NOOP. DAG size: 437