java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product60.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 15:53:13,431 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 15:53:13,434 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 15:53:13,452 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 15:53:13,452 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 15:53:13,454 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 15:53:13,455 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 15:53:13,457 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 15:53:13,459 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 15:53:13,459 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 15:53:13,460 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 15:53:13,462 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 15:53:13,462 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 15:53:13,463 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 15:53:13,464 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 15:53:13,465 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 15:53:13,466 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 15:53:13,467 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 15:53:13,469 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 15:53:13,470 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 15:53:13,472 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 15:53:13,473 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 15:53:13,474 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 15:53:13,475 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 15:53:13,477 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 15:53:13,478 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 15:53:13,478 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 15:53:13,479 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 15:53:13,479 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 15:53:13,480 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 15:53:13,480 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 15:53:13,481 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 15:53:13,482 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 15:53:13,483 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 15:53:13,484 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 15:53:13,484 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 15:53:13,485 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 15:53:13,485 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 15:53:13,485 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 15:53:13,486 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 15:53:13,487 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 15:53:13,488 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-20 15:53:13,503 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 15:53:13,504 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 15:53:13,505 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 15:53:13,505 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 15:53:13,505 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 15:53:13,506 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 15:53:13,506 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 15:53:13,507 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 15:53:13,507 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 15:53:13,507 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 15:53:13,508 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 15:53:13,508 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 15:53:13,508 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 15:53:13,508 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 15:53:13,508 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 15:53:13,509 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 15:53:13,509 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 15:53:13,509 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 15:53:13,510 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 15:53:13,510 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 15:53:13,511 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 15:53:13,511 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 15:53:13,511 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 15:53:13,511 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 15:53:13,511 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 15:53:13,512 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 15:53:13,512 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 15:53:13,512 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 15:53:13,513 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-09-20 15:53:13,549 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 15:53:13,565 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 15:53:13,570 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 15:53:13,572 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 15:53:13,572 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 15:53:13,573 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product60.cil.c [2019-09-20 15:53:13,639 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a705a0a3a/2d2324c1590a4f989fd85f53671b8bfc/FLAGb1675de8f [2019-09-20 15:53:14,189 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 15:53:14,189 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product60.cil.c [2019-09-20 15:53:14,217 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a705a0a3a/2d2324c1590a4f989fd85f53671b8bfc/FLAGb1675de8f [2019-09-20 15:53:14,474 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a705a0a3a/2d2324c1590a4f989fd85f53671b8bfc [2019-09-20 15:53:14,485 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 15:53:14,486 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 15:53:14,487 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 15:53:14,488 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 15:53:14,491 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 15:53:14,492 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:53:14" (1/1) ... [2019-09-20 15:53:14,495 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23ac3fee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:53:14, skipping insertion in model container [2019-09-20 15:53:14,496 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:53:14" (1/1) ... [2019-09-20 15:53:14,504 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 15:53:14,570 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 15:53:15,052 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:53:15,071 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 15:53:15,212 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:53:15,258 INFO L192 MainTranslator]: Completed translation [2019-09-20 15:53:15,259 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:53:15 WrapperNode [2019-09-20 15:53:15,259 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 15:53:15,259 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 15:53:15,259 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 15:53:15,259 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 15:53:15,271 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:53:15" (1/1) ... [2019-09-20 15:53:15,272 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:53:15" (1/1) ... [2019-09-20 15:53:15,295 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:53:15" (1/1) ... [2019-09-20 15:53:15,295 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:53:15" (1/1) ... [2019-09-20 15:53:15,322 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:53:15" (1/1) ... [2019-09-20 15:53:15,333 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:53:15" (1/1) ... [2019-09-20 15:53:15,338 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:53:15" (1/1) ... [2019-09-20 15:53:15,345 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 15:53:15,346 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 15:53:15,346 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 15:53:15,346 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 15:53:15,351 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:53:15" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 15:53:15,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 15:53:15,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 15:53:15,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 15:53:15,435 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 15:53:15,436 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 15:53:15,436 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 15:53:15,436 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 15:53:15,437 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 15:53:15,437 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 15:53:15,437 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 15:53:15,437 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 15:53:15,438 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 15:53:15,438 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 15:53:15,439 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 15:53:15,439 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 15:53:15,439 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 15:53:15,442 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 15:53:15,443 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 15:53:15,443 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-09-20 15:53:15,443 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 15:53:15,443 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 15:53:15,444 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-20 15:53:15,444 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-20 15:53:15,444 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 15:53:15,444 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-20 15:53:15,444 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 15:53:15,444 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 15:53:15,445 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 15:53:15,445 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 15:53:15,445 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 15:53:15,445 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-20 15:53:15,445 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-20 15:53:15,445 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-20 15:53:15,445 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-20 15:53:15,446 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 15:53:15,446 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 15:53:15,446 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 15:53:15,447 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 15:53:15,447 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 15:53:15,447 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 15:53:15,447 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 15:53:15,447 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-20 15:53:15,448 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-20 15:53:15,448 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 15:53:15,448 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 15:53:15,448 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 15:53:15,449 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 15:53:15,449 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 15:53:15,449 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 15:53:15,449 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 15:53:15,449 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 15:53:15,449 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 15:53:15,450 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 15:53:15,450 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 15:53:15,450 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 15:53:15,450 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 15:53:15,450 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 15:53:15,451 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 15:53:15,451 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 15:53:15,451 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 15:53:15,452 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 15:53:15,452 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 15:53:15,452 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 15:53:15,452 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 15:53:15,452 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 15:53:15,453 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 15:53:15,453 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 15:53:15,453 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 15:53:15,453 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 15:53:15,453 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 15:53:15,454 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 15:53:15,454 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 15:53:15,454 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 15:53:15,455 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 15:53:15,455 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 15:53:15,455 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 15:53:15,456 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 15:53:15,456 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 15:53:15,456 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 15:53:15,457 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 15:53:15,457 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-09-20 15:53:15,458 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 15:53:15,458 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 15:53:15,458 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 15:53:15,458 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-20 15:53:15,458 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-20 15:53:15,458 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 15:53:15,459 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 15:53:15,460 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-20 15:53:15,460 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-20 15:53:15,460 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 15:53:15,460 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-20 15:53:15,460 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-20 15:53:15,460 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-20 15:53:15,460 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-20 15:53:15,461 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-20 15:53:15,461 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 15:53:15,461 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 15:53:15,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 15:53:15,461 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 15:53:17,089 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 15:53:17,089 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 15:53:17,091 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:53:17 BoogieIcfgContainer [2019-09-20 15:53:17,091 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 15:53:17,092 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 15:53:17,092 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 15:53:17,093 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 15:53:17,094 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:53:17" (1/1) ... [2019-09-20 15:53:17,095 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_QUICK ♦ Intern Fluid=SizeLimitFluid [2019-09-20 15:53:17,128 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 15:53:17,128 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 15:53:17,147 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 15:53:17,165 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 15:53:17,171 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 15:53:27,935 WARN L191 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-09-20 15:53:29,767 WARN L191 SmtUtils]: Spent 435.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-20 15:53:29,918 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-20 15:53:30,056 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-20 15:53:30,185 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-20 15:53:30,212 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 480 for LOIs [2019-09-20 15:53:30,271 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 480 for LOIs [2019-09-20 15:53:30,278 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 480 for LOIs [2019-09-20 15:53:30,484 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 484 [2019-09-20 15:53:30,599 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 484 [2019-09-20 15:53:30,992 WARN L191 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-20 15:53:31,335 WARN L191 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-20 15:53:31,594 WARN L191 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-20 15:53:31,890 WARN L191 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-20 15:53:32,165 WARN L191 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-20 15:53:32,368 WARN L191 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-20 15:53:32,582 WARN L191 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-20 15:53:32,765 WARN L191 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-20 15:53:32,966 WARN L191 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-20 15:53:33,138 WARN L191 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-20 15:53:33,306 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-20 15:53:33,476 WARN L191 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-20 15:53:33,640 WARN L191 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-20 15:53:33,794 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-20 15:53:34,261 WARN L191 SmtUtils]: Spent 427.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-20 15:53:34,559 WARN L191 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-20 15:53:35,226 WARN L191 SmtUtils]: Spent 605.00 ms on a formula simplification that was a NOOP. DAG size: 535 [2019-09-20 15:53:35,828 WARN L191 SmtUtils]: Spent 600.00 ms on a formula simplification that was a NOOP. DAG size: 535 [2019-09-20 15:53:36,661 WARN L191 SmtUtils]: Spent 550.00 ms on a formula simplification. DAG size of input: 533 DAG size of output: 533 [2019-09-20 15:53:37,063 WARN L191 SmtUtils]: Spent 401.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-20 15:53:37,344 WARN L191 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 527 [2019-09-20 15:53:37,525 WARN L191 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 527 [2019-09-20 15:53:38,006 WARN L191 SmtUtils]: Spent 478.00 ms on a formula simplification that was a NOOP. DAG size: 542 [2019-09-20 15:53:38,453 WARN L191 SmtUtils]: Spent 445.00 ms on a formula simplification that was a NOOP. DAG size: 542 [2019-09-20 15:53:38,889 WARN L191 SmtUtils]: Spent 434.00 ms on a formula simplification that was a NOOP. DAG size: 542 [2019-09-20 15:53:39,313 WARN L191 SmtUtils]: Spent 422.00 ms on a formula simplification that was a NOOP. DAG size: 542 [2019-09-20 15:53:40,060 WARN L191 SmtUtils]: Spent 725.00 ms on a formula simplification that was a NOOP. DAG size: 552 [2019-09-20 15:53:40,760 WARN L191 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-20 15:53:41,033 WARN L191 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-20 15:53:41,938 WARN L191 SmtUtils]: Spent 848.00 ms on a formula simplification that was a NOOP. DAG size: 535 [2019-09-20 15:53:42,465 WARN L191 SmtUtils]: Spent 525.00 ms on a formula simplification that was a NOOP. DAG size: 535 [2019-09-20 15:53:42,948 WARN L191 SmtUtils]: Spent 388.00 ms on a formula simplification. DAG size of input: 536 DAG size of output: 536 [2019-09-20 15:53:43,240 WARN L191 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 536 [2019-09-20 15:53:43,696 WARN L191 SmtUtils]: Spent 407.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2019-09-20 15:53:44,155 WARN L191 SmtUtils]: Spent 456.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2019-09-20 15:53:44,995 WARN L191 SmtUtils]: Spent 837.00 ms on a formula simplification that was a NOOP. DAG size: 545 [2019-09-20 15:53:45,417 WARN L191 SmtUtils]: Spent 421.00 ms on a formula simplification that was a NOOP. DAG size: 545 [2019-09-20 15:53:45,831 WARN L191 SmtUtils]: Spent 412.00 ms on a formula simplification that was a NOOP. DAG size: 545 [2019-09-20 15:53:46,248 WARN L191 SmtUtils]: Spent 416.00 ms on a formula simplification that was a NOOP. DAG size: 545 [2019-09-20 15:53:46,915 WARN L191 SmtUtils]: Spent 647.00 ms on a formula simplification that was a NOOP. DAG size: 555 [2019-09-20 15:53:47,881 WARN L191 SmtUtils]: Spent 685.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-20 15:53:48,309 WARN L191 SmtUtils]: Spent 426.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-20 15:53:49,502 WARN L191 SmtUtils]: Spent 1.14 s on a formula simplification that was a NOOP. DAG size: 535 [2019-09-20 15:53:50,042 WARN L191 SmtUtils]: Spent 539.00 ms on a formula simplification that was a NOOP. DAG size: 535 [2019-09-20 15:53:50,416 WARN L191 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 536 DAG size of output: 536 [2019-09-20 15:53:50,732 WARN L191 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 536 [2019-09-20 15:53:50,944 WARN L191 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2019-09-20 15:53:51,112 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2019-09-20 15:53:51,525 WARN L191 SmtUtils]: Spent 411.00 ms on a formula simplification that was a NOOP. DAG size: 545 [2019-09-20 15:53:51,943 WARN L191 SmtUtils]: Spent 416.00 ms on a formula simplification that was a NOOP. DAG size: 545 [2019-09-20 15:53:52,356 WARN L191 SmtUtils]: Spent 412.00 ms on a formula simplification that was a NOOP. DAG size: 545