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 ReUseSupersetCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product11.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-18 22:38:18,391 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-18 22:38:18,393 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-18 22:38:18,411 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-18 22:38:18,412 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-18 22:38:18,413 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-18 22:38:18,415 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-18 22:38:18,424 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-18 22:38:18,429 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-18 22:38:18,432 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-18 22:38:18,435 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-18 22:38:18,436 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-18 22:38:18,437 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-18 22:38:18,438 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-18 22:38:18,440 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-18 22:38:18,441 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-18 22:38:18,442 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-18 22:38:18,444 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-18 22:38:18,447 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-18 22:38:18,452 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-18 22:38:18,455 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-18 22:38:18,457 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-18 22:38:18,460 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-18 22:38:18,461 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-18 22:38:18,463 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-18 22:38:18,463 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-18 22:38:18,464 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-18 22:38:18,465 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-18 22:38:18,467 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-18 22:38:18,468 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-18 22:38:18,468 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-18 22:38:18,470 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-18 22:38:18,470 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-18 22:38:18,471 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-18 22:38:18,473 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-18 22:38:18,473 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-18 22:38:18,473 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-18 22:38:18,474 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-18 22:38:18,474 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-18 22:38:18,475 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-18 22:38:18,475 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-18 22:38:18,477 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 [2019-09-18 22:38:18,505 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-18 22:38:18,506 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-18 22:38:18,508 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-18 22:38:18,509 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-18 22:38:18,509 INFO L138 SettingsManager]: * Use SBE=true [2019-09-18 22:38:18,509 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-18 22:38:18,509 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-18 22:38:18,509 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-18 22:38:18,510 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-18 22:38:18,510 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-18 22:38:18,511 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-18 22:38:18,511 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-18 22:38:18,511 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-18 22:38:18,512 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-18 22:38:18,512 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-18 22:38:18,512 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-18 22:38:18,512 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-18 22:38:18,512 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-18 22:38:18,513 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-18 22:38:18,513 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-18 22:38:18,513 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-18 22:38:18,513 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 22:38:18,513 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-18 22:38:18,514 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-18 22:38:18,514 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-18 22:38:18,514 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-18 22:38:18,514 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-18 22:38:18,514 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-18 22:38:18,515 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 -> ReUseSupersetCallSummarizer 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 [2019-09-18 22:38:18,552 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-18 22:38:18,564 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-18 22:38:18,568 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-18 22:38:18,569 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-18 22:38:18,569 INFO L275 PluginConnector]: CDTParser initialized [2019-09-18 22:38:18,570 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product11.cil.c [2019-09-18 22:38:18,634 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c3d3f2854/435943d6bf3c4d5a8b56ae719e438a86/FLAG9e4da0aae [2019-09-18 22:38:19,154 INFO L306 CDTParser]: Found 1 translation units. [2019-09-18 22:38:19,155 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product11.cil.c [2019-09-18 22:38:19,169 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c3d3f2854/435943d6bf3c4d5a8b56ae719e438a86/FLAG9e4da0aae [2019-09-18 22:38:19,433 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c3d3f2854/435943d6bf3c4d5a8b56ae719e438a86 [2019-09-18 22:38:19,442 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-18 22:38:19,444 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-18 22:38:19,445 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-18 22:38:19,445 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-18 22:38:19,449 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-18 22:38:19,450 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 10:38:19" (1/1) ... [2019-09-18 22:38:19,453 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f28fe78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:38:19, skipping insertion in model container [2019-09-18 22:38:19,454 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 10:38:19" (1/1) ... [2019-09-18 22:38:19,465 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-18 22:38:19,517 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-18 22:38:20,014 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 22:38:20,031 INFO L188 MainTranslator]: Completed pre-run [2019-09-18 22:38:20,144 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 22:38:20,177 INFO L192 MainTranslator]: Completed translation [2019-09-18 22:38:20,178 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:38:20 WrapperNode [2019-09-18 22:38:20,178 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-18 22:38:20,179 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-18 22:38:20,179 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-18 22:38:20,179 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-18 22:38:20,192 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:38:20" (1/1) ... [2019-09-18 22:38:20,192 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:38:20" (1/1) ... [2019-09-18 22:38:20,210 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:38:20" (1/1) ... [2019-09-18 22:38:20,210 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:38:20" (1/1) ... [2019-09-18 22:38:20,237 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:38:20" (1/1) ... [2019-09-18 22:38:20,247 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:38:20" (1/1) ... [2019-09-18 22:38:20,252 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:38:20" (1/1) ... [2019-09-18 22:38:20,259 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-18 22:38:20,259 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-18 22:38:20,260 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-18 22:38:20,260 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-18 22:38:20,261 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:38:20" (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 [2019-09-18 22:38:20,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-18 22:38:20,328 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-18 22:38:20,328 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-18 22:38:20,328 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-18 22:38:20,329 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-18 22:38:20,329 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-18 22:38:20,329 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-18 22:38:20,330 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-18 22:38:20,330 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-18 22:38:20,330 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-18 22:38:20,330 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-18 22:38:20,331 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-18 22:38:20,331 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-18 22:38:20,331 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-18 22:38:20,331 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-18 22:38:20,332 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2019-09-18 22:38:20,335 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-18 22:38:20,335 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-18 22:38:20,335 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-18 22:38:20,335 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-18 22:38:20,335 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-18 22:38:20,336 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-18 22:38:20,336 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-18 22:38:20,336 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-18 22:38:20,336 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-18 22:38:20,336 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-18 22:38:20,336 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-18 22:38:20,336 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-18 22:38:20,336 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-18 22:38:20,337 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-18 22:38:20,337 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-18 22:38:20,337 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-18 22:38:20,337 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-18 22:38:20,337 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-18 22:38:20,337 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-18 22:38:20,338 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-18 22:38:20,338 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-18 22:38:20,338 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-18 22:38:20,338 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-18 22:38:20,338 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-18 22:38:20,338 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-18 22:38:20,338 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-18 22:38:20,339 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-18 22:38:20,339 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-18 22:38:20,339 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-18 22:38:20,339 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-18 22:38:20,339 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-18 22:38:20,339 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-18 22:38:20,339 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-18 22:38:20,339 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-18 22:38:20,340 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-18 22:38:20,340 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-18 22:38:20,340 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-18 22:38:20,340 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-18 22:38:20,340 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-18 22:38:20,340 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-18 22:38:20,341 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-18 22:38:20,341 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-18 22:38:20,341 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-18 22:38:20,341 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-18 22:38:20,341 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-18 22:38:20,341 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-18 22:38:20,342 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-18 22:38:20,342 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-18 22:38:20,342 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-18 22:38:20,342 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-18 22:38:20,342 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-18 22:38:20,342 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-18 22:38:20,342 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-18 22:38:20,343 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-18 22:38:20,343 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-18 22:38:20,343 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-18 22:38:20,343 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2019-09-18 22:38:20,343 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-18 22:38:20,343 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-18 22:38:20,344 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-18 22:38:20,344 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-18 22:38:20,344 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-18 22:38:20,344 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-18 22:38:20,344 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-18 22:38:20,344 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-18 22:38:20,344 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-18 22:38:20,345 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-18 22:38:20,345 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-18 22:38:20,345 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-18 22:38:20,345 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-18 22:38:20,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-18 22:38:20,345 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-18 22:38:21,884 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-18 22:38:21,884 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-18 22:38:21,886 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 10:38:21 BoogieIcfgContainer [2019-09-18 22:38:21,887 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-18 22:38:21,887 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-18 22:38:21,887 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-18 22:38:21,888 INFO L275 PluginConnector]: Sifa initialized [2019-09-18 22:38:21,889 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 10:38:21" (1/1) ... [2019-09-18 22:38:21,890 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=ReUseSupersetCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-18 22:38:21,933 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-18 22:38:21,934 INFO L169 IcfgInterpreter]: Building call graph [2019-09-18 22:38:21,947 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-18 22:38:21,964 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-18 22:38:21,966 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-18 22:38:34,574 WARN L191 SmtUtils]: Spent 12.48 s on a formula simplification that was a NOOP. DAG size: 443 [2019-09-18 22:38:46,608 WARN L191 SmtUtils]: Spent 12.03 s on a formula simplification that was a NOOP. DAG size: 443 [2019-09-18 22:39:10,785 WARN L191 SmtUtils]: Spent 14.69 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-18 22:39:12,577 WARN L191 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-18 22:39:16,532 WARN L191 SmtUtils]: Spent 3.95 s on a formula simplification. DAG size of input: 474 DAG size of output: 424 [2019-09-18 22:39:16,540 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 434 for LOIs [2019-09-18 22:39:18,217 WARN L191 SmtUtils]: Spent 1.66 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-18 22:39:19,883 WARN L191 SmtUtils]: Spent 1.67 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-18 22:39:21,590 WARN L191 SmtUtils]: Spent 1.70 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-18 22:39:23,255 WARN L191 SmtUtils]: Spent 1.66 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-18 22:39:24,966 WARN L191 SmtUtils]: Spent 1.70 s on a formula simplification that was a NOOP. DAG size: 428 [2019-09-18 22:39:26,644 WARN L191 SmtUtils]: Spent 1.68 s on a formula simplification that was a NOOP. DAG size: 428 [2019-09-18 22:39:28,316 WARN L191 SmtUtils]: Spent 1.66 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-18 22:39:29,946 WARN L191 SmtUtils]: Spent 1.63 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-18 22:39:29,953 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 434 for LOIs [2019-09-18 22:39:31,650 WARN L191 SmtUtils]: Spent 1.69 s on a formula simplification that was a NOOP. DAG size: 426 [2019-09-18 22:39:33,416 WARN L191 SmtUtils]: Spent 1.77 s on a formula simplification that was a NOOP. DAG size: 426 [2019-09-18 22:39:33,425 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 434 for LOIs [2019-09-18 22:39:36,882 WARN L191 SmtUtils]: Spent 3.35 s on a formula simplification. DAG size of input: 433 DAG size of output: 427 [2019-09-18 22:39:38,519 WARN L191 SmtUtils]: Spent 1.64 s on a formula simplification that was a NOOP. DAG size: 427 [2019-09-18 22:39:49,553 WARN L191 SmtUtils]: Spent 10.99 s on a formula simplification. DAG size of input: 454 DAG size of output: 452 [2019-09-18 22:39:54,951 WARN L191 SmtUtils]: Spent 5.40 s on a formula simplification that was a NOOP. DAG size: 452 [2019-09-18 22:40:05,921 WARN L191 SmtUtils]: Spent 10.97 s on a formula simplification. DAG size of input: 454 DAG size of output: 452 [2019-09-18 22:40:11,366 WARN L191 SmtUtils]: Spent 5.44 s on a formula simplification that was a NOOP. DAG size: 452 [2019-09-18 22:40:22,405 WARN L191 SmtUtils]: Spent 11.04 s on a formula simplification. DAG size of input: 454 DAG size of output: 452 [2019-09-18 22:40:27,787 WARN L191 SmtUtils]: Spent 5.38 s on a formula simplification that was a NOOP. DAG size: 452 [2019-09-18 22:40:38,729 WARN L191 SmtUtils]: Spent 10.94 s on a formula simplification. DAG size of input: 454 DAG size of output: 452 [2019-09-18 22:40:44,161 WARN L191 SmtUtils]: Spent 5.43 s on a formula simplification that was a NOOP. DAG size: 452 [2019-09-18 22:40:55,165 WARN L191 SmtUtils]: Spent 11.00 s on a formula simplification. DAG size of input: 454 DAG size of output: 452 [2019-09-18 22:41:00,591 WARN L191 SmtUtils]: Spent 5.42 s on a formula simplification that was a NOOP. DAG size: 452 [2019-09-18 22:41:11,680 WARN L191 SmtUtils]: Spent 11.09 s on a formula simplification. DAG size of input: 454 DAG size of output: 452 [2019-09-18 22:41:17,070 WARN L191 SmtUtils]: Spent 5.39 s on a formula simplification that was a NOOP. DAG size: 452 [2019-09-18 22:41:27,381 WARN L191 SmtUtils]: Spent 10.27 s on a formula simplification. DAG size of input: 435 DAG size of output: 430 [2019-09-18 22:41:32,521 WARN L191 SmtUtils]: Spent 5.14 s on a formula simplification that was a NOOP. DAG size: 430 [2019-09-18 22:41:51,040 WARN L191 SmtUtils]: Spent 18.50 s on a formula simplification. DAG size of input: 470 DAG size of output: 466 [2019-09-18 22:41:59,565 WARN L191 SmtUtils]: Spent 8.52 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-18 22:42:16,389 WARN L191 SmtUtils]: Spent 16.79 s on a formula simplification. DAG size of input: 479 DAG size of output: 476 [2019-09-18 22:42:24,771 WARN L191 SmtUtils]: Spent 8.38 s on a formula simplification that was a NOOP. DAG size: 476 [2019-09-18 22:42:26,055 WARN L191 SmtUtils]: Spent 1.23 s on a formula simplification. DAG size of input: 444 DAG size of output: 1 [2019-09-18 22:42:41,178 WARN L191 SmtUtils]: Spent 15.09 s on a formula simplification. DAG size of input: 435 DAG size of output: 433 [2019-09-18 22:42:48,625 WARN L191 SmtUtils]: Spent 7.45 s on a formula simplification that was a NOOP. DAG size: 433 [2019-09-18 22:43:04,269 WARN L191 SmtUtils]: Spent 15.64 s on a formula simplification. DAG size of input: 451 DAG size of output: 437 [2019-09-18 22:43:12,084 WARN L191 SmtUtils]: Spent 7.81 s on a formula simplification that was a NOOP. DAG size: 437 [2019-09-18 22:43:20,001 WARN L191 SmtUtils]: Spent 7.90 s on a formula simplification that was a NOOP. DAG size: 437 [2019-09-18 22:43:27,857 WARN L191 SmtUtils]: Spent 7.85 s on a formula simplification that was a NOOP. DAG size: 437 [2019-09-18 22:43:37,084 WARN L191 SmtUtils]: Spent 9.19 s on a formula simplification. DAG size of input: 443 DAG size of output: 433 [2019-09-18 22:43:41,594 WARN L191 SmtUtils]: Spent 4.51 s on a formula simplification that was a NOOP. DAG size: 433 [2019-09-18 22:44:04,494 WARN L191 SmtUtils]: Spent 22.83 s on a formula simplification. DAG size of input: 454 DAG size of output: 441 [2019-09-18 22:44:11,965 WARN L191 SmtUtils]: Spent 7.47 s on a formula simplification that was a NOOP. DAG size: 441 [2019-09-18 22:44:19,480 WARN L191 SmtUtils]: Spent 7.51 s on a formula simplification that was a NOOP. DAG size: 441 [2019-09-18 22:44:26,993 WARN L191 SmtUtils]: Spent 7.51 s on a formula simplification that was a NOOP. DAG size: 441 [2019-09-18 22:44:42,039 WARN L191 SmtUtils]: Spent 15.03 s on a formula simplification. DAG size of input: 448 DAG size of output: 439 [2019-09-18 22:44:49,553 WARN L191 SmtUtils]: Spent 7.51 s on a formula simplification that was a NOOP. DAG size: 439 [2019-09-18 22:45:05,368 WARN L191 SmtUtils]: Spent 15.60 s on a formula simplification. DAG size of input: 460 DAG size of output: 447 [2019-09-18 22:45:12,214 WARN L191 SmtUtils]: Spent 6.84 s on a formula simplification that was a NOOP. DAG size: 447 [2019-09-18 22:45:42,110 WARN L191 SmtUtils]: Spent 29.85 s on a formula simplification. DAG size of input: 549 DAG size of output: 494 [2019-09-18 22:45:51,282 WARN L191 SmtUtils]: Spent 9.17 s on a formula simplification that was a NOOP. DAG size: 494 [2019-09-18 22:46:03,414 WARN L191 SmtUtils]: Spent 12.03 s on a formula simplification. DAG size of input: 446 DAG size of output: 442 [2019-09-18 22:46:09,306 WARN L191 SmtUtils]: Spent 5.89 s on a formula simplification that was a NOOP. DAG size: 442 [2019-09-18 22:46:34,095 WARN L191 SmtUtils]: Spent 24.76 s on a formula simplification. DAG size of input: 500 DAG size of output: 491 [2019-09-18 22:46:44,842 WARN L191 SmtUtils]: Spent 10.75 s on a formula simplification that was a NOOP. DAG size: 491 [2019-09-18 22:47:14,132 WARN L191 SmtUtils]: Spent 29.29 s on a formula simplification. DAG size of input: 515 DAG size of output: 489 [2019-09-18 22:47:24,772 WARN L191 SmtUtils]: Spent 10.64 s on a formula simplification that was a NOOP. DAG size: 489 [2019-09-18 22:48:10,429 WARN L191 SmtUtils]: Spent 45.66 s on a formula simplification. DAG size of input: 521 DAG size of output: 489 [2019-09-18 22:48:22,674 WARN L191 SmtUtils]: Spent 12.24 s on a formula simplification that was a NOOP. DAG size: 489 [2019-09-18 22:48:40,142 WARN L191 SmtUtils]: Spent 17.44 s on a formula simplification that was a NOOP. DAG size: 505 [2019-09-18 22:48:40,436 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 25 [2019-09-18 22:48:40,929 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 29 [2019-09-18 22:48:41,231 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 27 [2019-09-18 22:48:41,511 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 38 [2019-09-18 22:48:41,693 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 38 [2019-09-18 22:48:42,010 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 28 [2019-09-18 22:48:42,213 WARN L191 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 39 [2019-09-18 22:48:42,533 WARN L191 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 49 [2019-09-18 22:48:42,652 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2019-09-18 22:48:43,083 WARN L191 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 50 [2019-09-18 22:48:43,602 WARN L191 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 51 [2019-09-18 22:48:43,714 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2019-09-18 22:48:43,953 WARN L191 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 51 [2019-09-18 22:48:44,067 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2019-09-18 22:48:44,328 WARN L191 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 49 [2019-09-18 22:48:44,617 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 27 [2019-09-18 22:48:44,905 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 38 [2019-09-18 22:48:45,086 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 38 [2019-09-18 22:48:45,357 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 28 [2019-09-18 22:48:55,291 WARN L191 SmtUtils]: Spent 9.86 s on a formula simplification. DAG size of input: 449 DAG size of output: 430 [2019-09-18 22:49:15,304 WARN L191 SmtUtils]: Spent 20.00 s on a formula simplification. DAG size of input: 473 DAG size of output: 468 [2019-09-18 22:49:23,766 WARN L191 SmtUtils]: Spent 8.46 s on a formula simplification that was a NOOP. DAG size: 468 [2019-09-18 22:49:42,709 WARN L191 SmtUtils]: Spent 18.90 s on a formula simplification. DAG size of input: 480 DAG size of output: 477 [2019-09-18 22:49:52,157 WARN L191 SmtUtils]: Spent 9.45 s on a formula simplification that was a NOOP. DAG size: 477 [2019-09-18 22:50:07,337 WARN L191 SmtUtils]: Spent 15.16 s on a formula simplification. DAG size of input: 455 DAG size of output: 439 [2019-09-18 22:50:21,221 WARN L191 SmtUtils]: Spent 13.70 s on a formula simplification. DAG size of input: 450 DAG size of output: 447 [2019-09-18 22:50:55,494 WARN L191 SmtUtils]: Spent 34.24 s on a formula simplification. DAG size of input: 548 DAG size of output: 494 [2019-09-18 22:51:04,814 WARN L191 SmtUtils]: Spent 9.32 s on a formula simplification that was a NOOP. DAG size: 494 [2019-09-18 22:51:17,222 WARN L191 SmtUtils]: Spent 12.34 s on a formula simplification. DAG size of input: 446 DAG size of output: 442