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_spec1_product32.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-18 22:22:21,450 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-18 22:22:21,452 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-18 22:22:21,463 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-18 22:22:21,463 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-18 22:22:21,465 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-18 22:22:21,466 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-18 22:22:21,468 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-18 22:22:21,470 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-18 22:22:21,470 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-18 22:22:21,471 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-18 22:22:21,472 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-18 22:22:21,473 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-18 22:22:21,474 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-18 22:22:21,475 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-18 22:22:21,476 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-18 22:22:21,476 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-18 22:22:21,477 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-18 22:22:21,479 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-18 22:22:21,481 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-18 22:22:21,483 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-18 22:22:21,484 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-18 22:22:21,485 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-18 22:22:21,486 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-18 22:22:21,488 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-18 22:22:21,488 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-18 22:22:21,489 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-18 22:22:21,489 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-18 22:22:21,490 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-18 22:22:21,491 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-18 22:22:21,491 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-18 22:22:21,492 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-18 22:22:21,492 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-18 22:22:21,493 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-18 22:22:21,494 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-18 22:22:21,494 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-18 22:22:21,495 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-18 22:22:21,495 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-18 22:22:21,495 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-18 22:22:21,496 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-18 22:22:21,497 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-18 22:22:21,498 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 22:22:21,512 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-18 22:22:21,512 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-18 22:22:21,513 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-18 22:22:21,514 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-18 22:22:21,514 INFO L138 SettingsManager]: * Use SBE=true [2019-09-18 22:22:21,514 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-18 22:22:21,514 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-18 22:22:21,515 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-18 22:22:21,515 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-18 22:22:21,515 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-18 22:22:21,515 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-18 22:22:21,515 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-18 22:22:21,516 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-18 22:22:21,516 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-18 22:22:21,516 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-18 22:22:21,516 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-18 22:22:21,516 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-18 22:22:21,517 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-18 22:22:21,517 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-18 22:22:21,517 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-18 22:22:21,517 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-18 22:22:21,517 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 22:22:21,518 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-18 22:22:21,518 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-18 22:22:21,518 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-18 22:22:21,518 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-18 22:22:21,518 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-18 22:22:21,519 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-18 22:22:21,519 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 22:22:21,552 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-18 22:22:21,565 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-18 22:22:21,569 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-18 22:22:21,570 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-18 22:22:21,571 INFO L275 PluginConnector]: CDTParser initialized [2019-09-18 22:22:21,572 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product32.cil.c [2019-09-18 22:22:21,645 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/92eec67e3/40f78ae790544fd3a1a704251e126098/FLAG25f791519 [2019-09-18 22:22:22,168 INFO L306 CDTParser]: Found 1 translation units. [2019-09-18 22:22:22,169 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product32.cil.c [2019-09-18 22:22:22,184 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/92eec67e3/40f78ae790544fd3a1a704251e126098/FLAG25f791519 [2019-09-18 22:22:22,439 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/92eec67e3/40f78ae790544fd3a1a704251e126098 [2019-09-18 22:22:22,449 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-18 22:22:22,453 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-18 22:22:22,453 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-18 22:22:22,453 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-18 22:22:22,457 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-18 22:22:22,458 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 10:22:22" (1/1) ... [2019-09-18 22:22:22,460 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28e5564a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:22:22, skipping insertion in model container [2019-09-18 22:22:22,461 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 10:22:22" (1/1) ... [2019-09-18 22:22:22,468 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-18 22:22:22,530 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-18 22:22:23,083 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 22:22:23,106 INFO L188 MainTranslator]: Completed pre-run [2019-09-18 22:22:23,222 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 22:22:23,257 INFO L192 MainTranslator]: Completed translation [2019-09-18 22:22:23,258 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:22:23 WrapperNode [2019-09-18 22:22:23,258 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-18 22:22:23,258 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-18 22:22:23,259 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-18 22:22:23,259 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-18 22:22:23,272 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:22:23" (1/1) ... [2019-09-18 22:22:23,273 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:22:23" (1/1) ... [2019-09-18 22:22:23,292 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:22:23" (1/1) ... [2019-09-18 22:22:23,293 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:22:23" (1/1) ... [2019-09-18 22:22:23,319 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:22:23" (1/1) ... [2019-09-18 22:22:23,338 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:22:23" (1/1) ... [2019-09-18 22:22:23,343 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:22:23" (1/1) ... [2019-09-18 22:22:23,355 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-18 22:22:23,356 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-18 22:22:23,359 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-18 22:22:23,359 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-18 22:22:23,360 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:22:23" (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 22:22:23,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-18 22:22:23,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-18 22:22:23,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-18 22:22:23,416 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-18 22:22:23,416 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-18 22:22:23,416 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-18 22:22:23,416 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-18 22:22:23,416 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-18 22:22:23,417 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-18 22:22:23,417 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-18 22:22:23,417 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-18 22:22:23,417 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-18 22:22:23,417 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-18 22:22:23,417 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-18 22:22:23,418 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-18 22:22:23,418 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-18 22:22:23,418 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-18 22:22:23,418 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-18 22:22:23,418 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-18 22:22:23,419 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-18 22:22:23,419 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-09-18 22:22:23,419 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-18 22:22:23,419 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-18 22:22:23,419 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-18 22:22:23,419 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-18 22:22:23,420 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-18 22:22:23,420 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-18 22:22:23,420 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-18 22:22:23,420 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-18 22:22:23,420 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-18 22:22:23,420 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-18 22:22:23,421 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-18 22:22:23,421 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-18 22:22:23,421 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-18 22:22:23,421 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-18 22:22:23,421 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-18 22:22:23,421 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-18 22:22:23,421 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-18 22:22:23,422 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-18 22:22:23,422 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-18 22:22:23,422 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-18 22:22:23,422 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-18 22:22:23,422 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-18 22:22:23,422 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-18 22:22:23,422 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-18 22:22:23,423 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-18 22:22:23,423 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-18 22:22:23,423 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-18 22:22:23,423 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-18 22:22:23,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-18 22:22:23,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-18 22:22:23,423 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-18 22:22:23,424 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-18 22:22:23,424 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-18 22:22:23,424 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-18 22:22:23,424 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-18 22:22:23,424 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-18 22:22:23,424 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-18 22:22:23,424 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-18 22:22:23,425 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-18 22:22:23,425 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-18 22:22:23,425 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-18 22:22:23,425 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-18 22:22:23,425 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-18 22:22:23,425 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-18 22:22:23,426 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-18 22:22:23,426 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-18 22:22:23,426 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-18 22:22:23,426 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-18 22:22:23,426 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-18 22:22:23,426 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-18 22:22:23,426 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-18 22:22:23,427 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-18 22:22:23,427 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-18 22:22:23,427 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-09-18 22:22:23,427 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-18 22:22:23,430 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-18 22:22:23,430 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-18 22:22:23,430 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-18 22:22:23,431 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-18 22:22:23,431 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-18 22:22:23,431 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-18 22:22:23,431 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-18 22:22:23,431 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-18 22:22:23,431 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-18 22:22:23,432 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-18 22:22:23,432 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-18 22:22:23,432 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-18 22:22:23,432 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-18 22:22:23,432 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-18 22:22:23,432 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-18 22:22:23,433 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-18 22:22:23,433 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-18 22:22:23,433 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-18 22:22:23,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-18 22:22:23,433 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-18 22:22:24,851 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-18 22:22:24,851 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-18 22:22:24,852 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 10:22:24 BoogieIcfgContainer [2019-09-18 22:22:24,853 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-18 22:22:24,853 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-18 22:22:24,853 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-18 22:22:24,854 INFO L275 PluginConnector]: Sifa initialized [2019-09-18 22:22:24,855 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 10:22:24" (1/1) ... [2019-09-18 22:22:24,855 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 22:22:24,878 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-18 22:22:24,878 INFO L169 IcfgInterpreter]: Building call graph [2019-09-18 22:22:24,887 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-18 22:22:24,897 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-18 22:22:24,898 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-18 22:22:37,935 WARN L191 SmtUtils]: Spent 12.92 s on a formula simplification that was a NOOP. DAG size: 441 [2019-09-18 22:22:49,475 WARN L191 SmtUtils]: Spent 11.54 s on a formula simplification that was a NOOP. DAG size: 441 [2019-09-18 22:23:11,091 WARN L191 SmtUtils]: Spent 12.73 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-18 22:23:12,547 WARN L191 SmtUtils]: Spent 418.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-18 22:23:16,342 WARN L191 SmtUtils]: Spent 3.79 s on a formula simplification. DAG size of input: 472 DAG size of output: 422 [2019-09-18 22:23:16,351 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 430 for LOIs [2019-09-18 22:23:18,124 WARN L191 SmtUtils]: Spent 1.76 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-18 22:23:19,845 WARN L191 SmtUtils]: Spent 1.72 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-18 22:23:21,557 WARN L191 SmtUtils]: Spent 1.70 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-18 22:23:23,309 WARN L191 SmtUtils]: Spent 1.75 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-18 22:23:25,068 WARN L191 SmtUtils]: Spent 1.75 s on a formula simplification that was a NOOP. DAG size: 426 [2019-09-18 22:23:26,827 WARN L191 SmtUtils]: Spent 1.76 s on a formula simplification that was a NOOP. DAG size: 426 [2019-09-18 22:23:28,581 WARN L191 SmtUtils]: Spent 1.74 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-18 22:23:30,291 WARN L191 SmtUtils]: Spent 1.71 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-18 22:23:30,298 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 430 for LOIs [2019-09-18 22:23:30,303 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 430 for LOIs [2019-09-18 22:23:33,909 WARN L191 SmtUtils]: Spent 3.49 s on a formula simplification. DAG size of input: 431 DAG size of output: 425 [2019-09-18 22:23:35,621 WARN L191 SmtUtils]: Spent 1.71 s on a formula simplification that was a NOOP. DAG size: 425 [2019-09-18 22:23:46,731 WARN L191 SmtUtils]: Spent 11.06 s on a formula simplification. DAG size of input: 453 DAG size of output: 451 [2019-09-18 22:23:52,232 WARN L191 SmtUtils]: Spent 5.50 s on a formula simplification that was a NOOP. DAG size: 451 [2019-09-18 22:24:03,282 WARN L191 SmtUtils]: Spent 11.05 s on a formula simplification. DAG size of input: 453 DAG size of output: 451 [2019-09-18 22:24:08,688 WARN L191 SmtUtils]: Spent 5.40 s on a formula simplification that was a NOOP. DAG size: 451 [2019-09-18 22:24:19,769 WARN L191 SmtUtils]: Spent 11.08 s on a formula simplification. DAG size of input: 453 DAG size of output: 451 [2019-09-18 22:24:25,174 WARN L191 SmtUtils]: Spent 5.40 s on a formula simplification that was a NOOP. DAG size: 451 [2019-09-18 22:24:36,194 WARN L191 SmtUtils]: Spent 11.02 s on a formula simplification. DAG size of input: 453 DAG size of output: 451 [2019-09-18 22:24:41,616 WARN L191 SmtUtils]: Spent 5.42 s on a formula simplification that was a NOOP. DAG size: 451 [2019-09-18 22:24:52,613 WARN L191 SmtUtils]: Spent 11.00 s on a formula simplification. DAG size of input: 453 DAG size of output: 451 [2019-09-18 22:24:58,015 WARN L191 SmtUtils]: Spent 5.40 s on a formula simplification that was a NOOP. DAG size: 451 [2019-09-18 22:25:09,142 WARN L191 SmtUtils]: Spent 11.13 s on a formula simplification. DAG size of input: 453 DAG size of output: 451 [2019-09-18 22:25:14,546 WARN L191 SmtUtils]: Spent 5.40 s on a formula simplification that was a NOOP. DAG size: 451 [2019-09-18 22:25:25,596 WARN L191 SmtUtils]: Spent 11.05 s on a formula simplification. DAG size of input: 453 DAG size of output: 451 [2019-09-18 22:25:30,973 WARN L191 SmtUtils]: Spent 5.38 s on a formula simplification that was a NOOP. DAG size: 451 [2019-09-18 22:25:41,978 WARN L191 SmtUtils]: Spent 11.00 s on a formula simplification. DAG size of input: 453 DAG size of output: 451 [2019-09-18 22:25:47,384 WARN L191 SmtUtils]: Spent 5.40 s on a formula simplification that was a NOOP. DAG size: 451 [2019-09-18 22:25:58,426 WARN L191 SmtUtils]: Spent 11.04 s on a formula simplification. DAG size of input: 453 DAG size of output: 451 [2019-09-18 22:26:03,894 WARN L191 SmtUtils]: Spent 5.47 s on a formula simplification that was a NOOP. DAG size: 451 [2019-09-18 22:26:14,117 WARN L191 SmtUtils]: Spent 10.18 s on a formula simplification. DAG size of input: 433 DAG size of output: 428 [2019-09-18 22:26:19,213 WARN L191 SmtUtils]: Spent 5.09 s on a formula simplification that was a NOOP. DAG size: 428 [2019-09-18 22:26:38,696 WARN L191 SmtUtils]: Spent 19.37 s on a formula simplification. DAG size of input: 472 DAG size of output: 467 [2019-09-18 22:26:46,986 WARN L191 SmtUtils]: Spent 8.29 s on a formula simplification that was a NOOP. DAG size: 467 [2019-09-18 22:26:55,329 WARN L191 SmtUtils]: Spent 8.32 s on a formula simplification that was a NOOP. DAG size: 433 [2019-09-18 22:27:03,688 WARN L191 SmtUtils]: Spent 8.36 s on a formula simplification that was a NOOP. DAG size: 433 [2019-09-18 22:27:23,306 WARN L191 SmtUtils]: Spent 19.58 s on a formula simplification. DAG size of input: 477 DAG size of output: 469 [2019-09-18 22:27:31,722 WARN L191 SmtUtils]: Spent 8.42 s on a formula simplification that was a NOOP. DAG size: 469 [2019-09-18 22:27:51,405 WARN L191 SmtUtils]: Spent 19.68 s on a formula simplification. DAG size of input: 477 DAG size of output: 469 [2019-09-18 22:27:59,767 WARN L191 SmtUtils]: Spent 8.36 s on a formula simplification that was a NOOP. DAG size: 469 [2019-09-18 22:28:01,636 WARN L191 SmtUtils]: Spent 1.81 s on a formula simplification. DAG size of input: 434 DAG size of output: 1 [2019-09-18 22:28:18,403 WARN L191 SmtUtils]: Spent 16.76 s on a formula simplification. DAG size of input: 436 DAG size of output: 435 [2019-09-18 22:28:26,851 WARN L191 SmtUtils]: Spent 8.45 s on a formula simplification that was a NOOP. DAG size: 435 [2019-09-18 22:28:35,241 WARN L191 SmtUtils]: Spent 8.39 s on a formula simplification that was a NOOP. DAG size: 435 [2019-09-18 22:28:43,599 WARN L191 SmtUtils]: Spent 8.36 s on a formula simplification that was a NOOP. DAG size: 435 [2019-09-18 22:29:24,374 WARN L191 SmtUtils]: Spent 40.74 s on a formula simplification. DAG size of input: 510 DAG size of output: 484 [2019-09-18 22:29:33,943 WARN L191 SmtUtils]: Spent 9.57 s on a formula simplification that was a NOOP. DAG size: 484 [2019-09-18 22:30:06,056 WARN L191 SmtUtils]: Spent 32.11 s on a formula simplification. DAG size of input: 498 DAG size of output: 498 [2019-09-18 22:30:06,626 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 23 [2019-09-18 22:30:06,889 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 30 [2019-09-18 22:30:09,724 WARN L191 SmtUtils]: Spent 1.97 s on a formula simplification. DAG size of input: 458 DAG size of output: 24 [2019-09-18 22:30:09,918 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 36 [2019-09-18 22:30:10,163 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 38 [2019-09-18 22:30:10,360 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 38 [2019-09-18 22:30:10,875 WARN L191 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 55 [2019-09-18 22:30:11,001 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2019-09-18 22:30:11,352 WARN L191 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 58 [2019-09-18 22:30:22,238 WARN L191 SmtUtils]: Spent 10.55 s on a formula simplification. DAG size of input: 440 DAG size of output: 428 [2019-09-18 22:30:41,152 WARN L191 SmtUtils]: Spent 18.82 s on a formula simplification. DAG size of input: 469 DAG size of output: 465 [2019-09-18 22:30:49,174 WARN L191 SmtUtils]: Spent 8.02 s on a formula simplification that was a NOOP. DAG size: 465 [2019-09-18 22:31:06,687 WARN L191 SmtUtils]: Spent 17.47 s on a formula simplification. DAG size of input: 440 DAG size of output: 433 [2019-09-18 22:31:24,536 WARN L191 SmtUtils]: Spent 17.80 s on a formula simplification. DAG size of input: 474 DAG size of output: 467 [2019-09-18 22:31:32,376 WARN L191 SmtUtils]: Spent 7.84 s on a formula simplification that was a NOOP. DAG size: 467 [2019-09-18 22:31:49,874 WARN L191 SmtUtils]: Spent 17.50 s on a formula simplification. DAG size of input: 474 DAG size of output: 467 [2019-09-18 22:31:57,523 WARN L191 SmtUtils]: Spent 7.65 s on a formula simplification that was a NOOP. DAG size: 467 [2019-09-18 22:32:14,419 WARN L191 SmtUtils]: Spent 16.87 s on a formula simplification. DAG size of input: 443 DAG size of output: 435 [2019-09-18 22:32:43,290 WARN L191 SmtUtils]: Spent 28.85 s on a formula simplification. DAG size of input: 516 DAG size of output: 494 [2019-09-18 22:32:53,423 WARN L191 SmtUtils]: Spent 10.13 s on a formula simplification that was a NOOP. DAG size: 494 [2019-09-18 22:33:25,767 WARN L191 SmtUtils]: Spent 32.34 s on a formula simplification. DAG size of input: 507 DAG size of output: 507 [2019-09-18 22:33:27,998 WARN L191 SmtUtils]: Spent 2.00 s on a formula simplification. DAG size of input: 458 DAG size of output: 24 [2019-09-18 22:33:28,182 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 36 [2019-09-18 22:33:28,421 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 38 [2019-09-18 22:33:28,627 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 38 [2019-09-18 22:33:29,149 WARN L191 SmtUtils]: Spent 429.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 55 [2019-09-18 22:33:29,272 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2019-09-18 22:33:29,612 WARN L191 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 59 [2019-09-18 22:33:30,022 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 38 [2019-09-18 22:33:30,223 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 38 [2019-09-18 22:33:30,563 WARN L191 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 49 [2019-09-18 22:33:30,675 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2019-09-18 22:33:40,894 WARN L191 SmtUtils]: Spent 10.19 s on a formula simplification. DAG size of input: 440 DAG size of output: 428 [2019-09-18 22:33:59,062 WARN L191 SmtUtils]: Spent 18.10 s on a formula simplification. DAG size of input: 469 DAG size of output: 465 [2019-09-18 22:34:06,836 WARN L191 SmtUtils]: Spent 7.77 s on a formula simplification that was a NOOP. DAG size: 465 [2019-09-18 22:34:23,578 WARN L191 SmtUtils]: Spent 16.71 s on a formula simplification. DAG size of input: 440 DAG size of output: 433 [2019-09-18 22:34:41,220 WARN L191 SmtUtils]: Spent 17.60 s on a formula simplification. DAG size of input: 474 DAG size of output: 467 [2019-09-18 22:34:48,972 WARN L191 SmtUtils]: Spent 7.75 s on a formula simplification that was a NOOP. DAG size: 467 [2019-09-18 22:35:06,525 WARN L191 SmtUtils]: Spent 17.55 s on a formula simplification. DAG size of input: 474 DAG size of output: 467 [2019-09-18 22:35:14,239 WARN L191 SmtUtils]: Spent 7.71 s on a formula simplification that was a NOOP. DAG size: 467 [2019-09-18 22:35:31,060 WARN L191 SmtUtils]: Spent 16.79 s on a formula simplification. DAG size of input: 443 DAG size of output: 435