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 SequenceOfStatements --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product16.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-18 03:55:47,643 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-18 03:55:47,645 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-18 03:55:47,656 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-18 03:55:47,657 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-18 03:55:47,658 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-18 03:55:47,659 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-18 03:55:47,661 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-18 03:55:47,663 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-18 03:55:47,664 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-18 03:55:47,664 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-18 03:55:47,666 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-18 03:55:47,666 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-18 03:55:47,667 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-18 03:55:47,668 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-18 03:55:47,669 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-18 03:55:47,670 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-18 03:55:47,671 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-18 03:55:47,673 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-18 03:55:47,675 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-18 03:55:47,676 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-18 03:55:47,677 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-18 03:55:47,679 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-18 03:55:47,679 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-18 03:55:47,682 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-18 03:55:47,682 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-18 03:55:47,682 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-18 03:55:47,683 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-18 03:55:47,685 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-18 03:55:47,686 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-18 03:55:47,687 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-18 03:55:47,689 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-18 03:55:47,690 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-18 03:55:47,691 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-18 03:55:47,692 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-18 03:55:47,692 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-18 03:55:47,692 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-18 03:55:47,693 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-18 03:55:47,693 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-18 03:55:47,698 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-18 03:55:47,698 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-18 03:55:47,699 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 03:55:47,722 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-18 03:55:47,722 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-18 03:55:47,725 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-18 03:55:47,725 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-18 03:55:47,725 INFO L138 SettingsManager]: * Use SBE=true [2019-09-18 03:55:47,725 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-18 03:55:47,726 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-18 03:55:47,726 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-18 03:55:47,726 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-18 03:55:47,726 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-18 03:55:47,727 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-18 03:55:47,727 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-18 03:55:47,728 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-18 03:55:47,728 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-18 03:55:47,728 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-18 03:55:47,728 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-18 03:55:47,729 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-18 03:55:47,729 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-18 03:55:47,729 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-18 03:55:47,729 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-18 03:55:47,730 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-18 03:55:47,730 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 03:55:47,730 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-18 03:55:47,730 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-18 03:55:47,731 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-18 03:55:47,731 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-18 03:55:47,731 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-18 03:55:47,731 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-18 03:55:47,731 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 -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-18 03:55:47,775 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-18 03:55:47,792 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-18 03:55:47,798 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-18 03:55:47,800 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-18 03:55:47,802 INFO L275 PluginConnector]: CDTParser initialized [2019-09-18 03:55:47,803 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product16.cil.c [2019-09-18 03:55:47,875 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/95a0887cc/7f42e94768d245a980ad042952205fc6/FLAG754798133 [2019-09-18 03:55:48,422 INFO L306 CDTParser]: Found 1 translation units. [2019-09-18 03:55:48,423 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product16.cil.c [2019-09-18 03:55:48,440 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/95a0887cc/7f42e94768d245a980ad042952205fc6/FLAG754798133 [2019-09-18 03:55:48,692 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/95a0887cc/7f42e94768d245a980ad042952205fc6 [2019-09-18 03:55:48,701 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-18 03:55:48,703 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-18 03:55:48,704 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-18 03:55:48,704 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-18 03:55:48,707 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-18 03:55:48,708 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 03:55:48" (1/1) ... [2019-09-18 03:55:48,711 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2feb5f16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:55:48, skipping insertion in model container [2019-09-18 03:55:48,711 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 03:55:48" (1/1) ... [2019-09-18 03:55:48,717 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-18 03:55:48,760 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-18 03:55:49,182 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 03:55:49,203 INFO L188 MainTranslator]: Completed pre-run [2019-09-18 03:55:49,332 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 03:55:49,367 INFO L192 MainTranslator]: Completed translation [2019-09-18 03:55:49,368 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:55:49 WrapperNode [2019-09-18 03:55:49,368 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-18 03:55:49,369 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-18 03:55:49,370 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-18 03:55:49,370 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-18 03:55:49,384 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:55:49" (1/1) ... [2019-09-18 03:55:49,384 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:55:49" (1/1) ... [2019-09-18 03:55:49,410 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:55:49" (1/1) ... [2019-09-18 03:55:49,412 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:55:49" (1/1) ... [2019-09-18 03:55:49,439 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:55:49" (1/1) ... [2019-09-18 03:55:49,448 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:55:49" (1/1) ... [2019-09-18 03:55:49,453 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:55:49" (1/1) ... [2019-09-18 03:55:49,460 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-18 03:55:49,461 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-18 03:55:49,461 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-18 03:55:49,461 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-18 03:55:49,462 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:55:49" (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 03:55:49,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-18 03:55:49,526 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-18 03:55:49,526 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-18 03:55:49,526 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-18 03:55:49,527 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-18 03:55:49,527 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-18 03:55:49,528 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-18 03:55:49,528 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-18 03:55:49,528 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-18 03:55:49,529 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-18 03:55:49,529 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-18 03:55:49,530 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-18 03:55:49,530 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-18 03:55:49,530 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-18 03:55:49,530 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-18 03:55:49,530 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-18 03:55:49,533 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-18 03:55:49,533 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-18 03:55:49,533 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-18 03:55:49,533 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-18 03:55:49,533 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-18 03:55:49,534 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-18 03:55:49,534 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-18 03:55:49,535 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-18 03:55:49,535 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-18 03:55:49,535 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-18 03:55:49,535 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-18 03:55:49,535 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-18 03:55:49,535 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2019-09-18 03:55:49,535 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-18 03:55:49,536 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-18 03:55:49,536 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-18 03:55:49,536 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-18 03:55:49,536 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-18 03:55:49,537 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-18 03:55:49,537 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-18 03:55:49,537 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-18 03:55:49,538 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-18 03:55:49,538 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-18 03:55:49,538 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-18 03:55:49,538 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-18 03:55:49,539 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-18 03:55:49,539 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-18 03:55:49,539 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-18 03:55:49,539 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-18 03:55:49,539 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-18 03:55:49,539 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-18 03:55:49,540 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-18 03:55:49,540 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-18 03:55:49,540 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-18 03:55:49,540 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-18 03:55:49,540 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-18 03:55:49,540 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-18 03:55:49,540 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-18 03:55:49,541 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-18 03:55:49,541 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-18 03:55:49,541 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-18 03:55:49,541 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-18 03:55:49,541 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-18 03:55:49,542 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-18 03:55:49,542 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-18 03:55:49,542 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-18 03:55:49,542 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-18 03:55:49,542 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-18 03:55:49,543 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-18 03:55:49,543 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-18 03:55:49,543 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-18 03:55:49,543 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-18 03:55:49,543 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-18 03:55:49,543 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-18 03:55:49,544 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-18 03:55:49,544 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-18 03:55:49,544 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-18 03:55:49,545 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-18 03:55:49,545 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-18 03:55:49,545 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-18 03:55:49,545 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-18 03:55:49,546 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-18 03:55:49,546 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-18 03:55:49,546 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-18 03:55:49,546 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-18 03:55:49,546 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-18 03:55:49,547 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-18 03:55:49,547 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-18 03:55:49,547 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-18 03:55:49,548 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-18 03:55:49,548 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-18 03:55:49,549 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-18 03:55:49,549 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2019-09-18 03:55:49,549 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-18 03:55:49,549 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-18 03:55:49,549 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-18 03:55:50,617 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-18 03:55:50,617 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-18 03:55:50,619 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 03:55:50 BoogieIcfgContainer [2019-09-18 03:55:50,619 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-18 03:55:50,620 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-18 03:55:50,620 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-18 03:55:50,620 INFO L275 PluginConnector]: Sifa initialized [2019-09-18 03:55:50,621 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 03:55:50" (1/1) ... [2019-09-18 03:55:50,622 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_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-18 03:55:50,645 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-18 03:55:50,645 INFO L169 IcfgInterpreter]: Building call graph [2019-09-18 03:55:50,671 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-18 03:55:50,681 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-18 03:55:50,683 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-18 03:56:12,585 WARN L191 SmtUtils]: Spent 12.48 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-18 03:56:14,239 WARN L191 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-18 03:56:18,188 WARN L191 SmtUtils]: Spent 3.94 s on a formula simplification. DAG size of input: 474 DAG size of output: 424 [2019-09-18 03:56:20,132 WARN L191 SmtUtils]: Spent 1.94 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-18 03:56:22,047 WARN L191 SmtUtils]: Spent 1.91 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-18 03:56:22,062 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 434 for LOIs [2019-09-18 03:56:22,116 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 434 for LOIs [2019-09-18 03:56:22,131 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 434 for LOIs [2019-09-18 03:56:33,586 WARN L191 SmtUtils]: Spent 11.28 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-18 03:56:39,157 WARN L191 SmtUtils]: Spent 5.57 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-18 03:56:50,299 WARN L191 SmtUtils]: Spent 11.14 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-18 03:56:55,817 WARN L191 SmtUtils]: Spent 5.52 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-18 03:57:06,909 WARN L191 SmtUtils]: Spent 11.09 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-18 03:57:12,588 WARN L191 SmtUtils]: Spent 5.68 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-18 03:57:24,100 WARN L191 SmtUtils]: Spent 11.51 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-18 03:57:29,865 WARN L191 SmtUtils]: Spent 5.76 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-18 03:57:41,365 WARN L191 SmtUtils]: Spent 11.50 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-18 03:57:46,921 WARN L191 SmtUtils]: Spent 5.55 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-18 03:57:58,151 WARN L191 SmtUtils]: Spent 11.23 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-18 03:58:03,704 WARN L191 SmtUtils]: Spent 5.55 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-18 03:58:14,790 WARN L191 SmtUtils]: Spent 11.08 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-18 03:58:20,365 WARN L191 SmtUtils]: Spent 5.57 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-18 03:58:31,470 WARN L191 SmtUtils]: Spent 11.10 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-18 03:58:37,014 WARN L191 SmtUtils]: Spent 5.54 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-18 03:59:04,562 WARN L191 SmtUtils]: Spent 27.48 s on a formula simplification. DAG size of input: 461 DAG size of output: 459 [2019-09-18 03:59:13,756 WARN L191 SmtUtils]: Spent 9.19 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-18 03:59:46,681 WARN L191 SmtUtils]: Spent 32.84 s on a formula simplification. DAG size of input: 483 DAG size of output: 480 [2019-09-18 04:00:03,186 WARN L191 SmtUtils]: Spent 16.50 s on a formula simplification that was a NOOP. DAG size: 480 [2019-09-18 04:00:22,460 WARN L191 SmtUtils]: Spent 18.69 s on a formula simplification. DAG size of input: 466 DAG size of output: 461 [2019-09-18 04:00:31,499 WARN L191 SmtUtils]: Spent 9.04 s on a formula simplification that was a NOOP. DAG size: 461 [2019-09-18 04:00:37,059 WARN L191 SmtUtils]: Spent 5.51 s on a formula simplification that was a NOOP. DAG size: 456 [2019-09-18 04:00:42,590 WARN L191 SmtUtils]: Spent 5.53 s on a formula simplification that was a NOOP. DAG size: 456 [2019-09-18 04:01:01,172 WARN L191 SmtUtils]: Spent 18.58 s on a formula simplification. DAG size of input: 468 DAG size of output: 459 [2019-09-18 04:01:10,433 WARN L191 SmtUtils]: Spent 9.26 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-18 04:01:28,325 WARN L191 SmtUtils]: Spent 17.89 s on a formula simplification. DAG size of input: 468 DAG size of output: 459 [2019-09-18 04:01:37,187 WARN L191 SmtUtils]: Spent 8.86 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-18 04:01:53,309 WARN L191 SmtUtils]: Spent 16.10 s on a formula simplification that was a NOOP. DAG size: 478 [2019-09-18 04:01:53,792 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 36 [2019-09-18 04:01:53,944 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 36 [2019-09-18 04:01:54,225 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 33 [2019-09-18 04:01:54,490 WARN L191 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 44 [2019-09-18 04:01:54,759 WARN L191 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 45 [2019-09-18 04:01:55,119 WARN L191 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 46 [2019-09-18 04:01:55,393 WARN L191 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 46 [2019-09-18 04:01:55,820 WARN L191 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 43 [2019-09-18 04:01:56,136 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 36 [2019-09-18 04:01:56,287 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 36 [2019-09-18 04:02:24,423 WARN L191 SmtUtils]: Spent 27.95 s on a formula simplification. DAG size of input: 461 DAG size of output: 459 [2019-09-18 04:02:33,649 WARN L191 SmtUtils]: Spent 9.22 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-18 04:03:06,445 WARN L191 SmtUtils]: Spent 32.74 s on a formula simplification. DAG size of input: 483 DAG size of output: 480 [2019-09-18 04:03:22,790 WARN L191 SmtUtils]: Spent 16.34 s on a formula simplification that was a NOOP. DAG size: 480 [2019-09-18 04:03:41,114 WARN L191 SmtUtils]: Spent 18.26 s on a formula simplification. DAG size of input: 466 DAG size of output: 461 [2019-09-18 04:03:50,151 WARN L191 SmtUtils]: Spent 9.04 s on a formula simplification that was a NOOP. DAG size: 461 [2019-09-18 04:03:55,664 WARN L191 SmtUtils]: Spent 5.46 s on a formula simplification that was a NOOP. DAG size: 456 [2019-09-18 04:04:01,208 WARN L191 SmtUtils]: Spent 5.54 s on a formula simplification that was a NOOP. DAG size: 456 [2019-09-18 04:04:18,901 WARN L191 SmtUtils]: Spent 17.69 s on a formula simplification. DAG size of input: 468 DAG size of output: 459 [2019-09-18 04:04:27,743 WARN L191 SmtUtils]: Spent 8.84 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-18 04:04:45,549 WARN L191 SmtUtils]: Spent 17.80 s on a formula simplification. DAG size of input: 468 DAG size of output: 459 [2019-09-18 04:04:54,551 WARN L191 SmtUtils]: Spent 9.00 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-18 04:05:10,683 WARN L191 SmtUtils]: Spent 16.10 s on a formula simplification that was a NOOP. DAG size: 478 [2019-09-18 04:05:11,003 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 36 [2019-09-18 04:05:11,153 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 36 [2019-09-18 04:05:11,405 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 33 [2019-09-18 04:05:11,651 WARN L191 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 44 [2019-09-18 04:05:11,940 WARN L191 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 45 [2019-09-18 04:05:12,298 WARN L191 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 46 [2019-09-18 04:05:12,578 WARN L191 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 46 [2019-09-18 04:05:13,035 WARN L191 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 43 [2019-09-18 04:05:13,371 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 36 [2019-09-18 04:05:13,524 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 36 [2019-09-18 04:05:41,339 WARN L191 SmtUtils]: Spent 27.64 s on a formula simplification. DAG size of input: 461 DAG size of output: 459 [2019-09-18 04:05:50,647 WARN L191 SmtUtils]: Spent 9.31 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-18 04:06:23,522 WARN L191 SmtUtils]: Spent 32.83 s on a formula simplification. DAG size of input: 483 DAG size of output: 480 [2019-09-18 04:06:39,958 WARN L191 SmtUtils]: Spent 16.43 s on a formula simplification that was a NOOP. DAG size: 480 [2019-09-18 04:06:58,113 WARN L191 SmtUtils]: Spent 18.06 s on a formula simplification. DAG size of input: 466 DAG size of output: 461 [2019-09-18 04:07:07,215 WARN L191 SmtUtils]: Spent 9.10 s on a formula simplification that was a NOOP. DAG size: 461 [2019-09-18 04:07:12,935 WARN L191 SmtUtils]: Spent 5.68 s on a formula simplification that was a NOOP. DAG size: 456 [2019-09-18 04:07:18,703 WARN L191 SmtUtils]: Spent 5.77 s on a formula simplification that was a NOOP. DAG size: 456 [2019-09-18 04:07:29,931 WARN L191 SmtUtils]: Spent 11.23 s on a formula simplification. DAG size of input: 468 DAG size of output: 454 [2019-09-18 04:07:35,560 WARN L191 SmtUtils]: Spent 5.63 s on a formula simplification that was a NOOP. DAG size: 454 [2019-09-18 04:07:46,785 WARN L191 SmtUtils]: Spent 11.22 s on a formula simplification. DAG size of input: 468 DAG size of output: 454 [2019-09-18 04:07:52,411 WARN L191 SmtUtils]: Spent 5.62 s on a formula simplification that was a NOOP. DAG size: 454 [2019-09-18 04:08:05,177 WARN L191 SmtUtils]: Spent 12.75 s on a formula simplification that was a NOOP. DAG size: 474 [2019-09-18 04:08:05,501 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 36 [2019-09-18 04:08:05,653 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 36 [2019-09-18 04:08:05,902 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 33 [2019-09-18 04:08:06,151 WARN L191 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 44 [2019-09-18 04:08:06,436 WARN L191 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 45 [2019-09-18 04:08:06,797 WARN L191 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 46 [2019-09-18 04:08:07,069 WARN L191 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 46 [2019-09-18 04:08:07,496 WARN L191 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 43 [2019-09-18 04:08:07,807 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 36 [2019-09-18 04:08:07,957 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 36 [2019-09-18 04:08:35,926 WARN L191 SmtUtils]: Spent 27.80 s on a formula simplification. DAG size of input: 461 DAG size of output: 459 [2019-09-18 04:08:45,087 WARN L191 SmtUtils]: Spent 9.16 s on a formula simplification that was a NOOP. DAG size: 459