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 NeverFluid --sifa.intern.fluid NeverFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product11.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-19 22:56:18,684 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-19 22:56:18,686 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-19 22:56:18,698 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-19 22:56:18,698 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-19 22:56:18,700 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-19 22:56:18,701 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-19 22:56:18,703 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-19 22:56:18,704 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-19 22:56:18,705 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-19 22:56:18,706 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-19 22:56:18,707 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-19 22:56:18,708 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-19 22:56:18,709 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-19 22:56:18,709 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-19 22:56:18,710 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-19 22:56:18,711 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-19 22:56:18,712 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-19 22:56:18,714 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-19 22:56:18,716 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-19 22:56:18,717 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-19 22:56:18,718 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-19 22:56:18,719 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-19 22:56:18,720 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-19 22:56:18,722 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-19 22:56:18,722 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-19 22:56:18,723 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-19 22:56:18,723 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-19 22:56:18,724 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-19 22:56:18,725 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-19 22:56:18,725 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-19 22:56:18,726 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-19 22:56:18,727 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-19 22:56:18,727 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-19 22:56:18,728 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-19 22:56:18,729 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-19 22:56:18,729 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-19 22:56:18,729 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-19 22:56:18,730 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-19 22:56:18,731 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-19 22:56:18,731 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-19 22:56:18,732 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-19 22:56:18,749 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-19 22:56:18,749 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-19 22:56:18,753 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-19 22:56:18,753 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-19 22:56:18,753 INFO L138 SettingsManager]: * Use SBE=true [2019-09-19 22:56:18,753 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-19 22:56:18,754 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-19 22:56:18,754 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-19 22:56:18,754 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-19 22:56:18,754 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-19 22:56:18,755 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-19 22:56:18,756 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-19 22:56:18,756 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-19 22:56:18,756 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-19 22:56:18,756 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-19 22:56:18,757 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-19 22:56:18,757 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-19 22:56:18,757 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-19 22:56:18,757 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-19 22:56:18,757 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-19 22:56:18,758 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-19 22:56:18,758 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 22:56:18,758 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-19 22:56:18,758 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-19 22:56:18,759 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-19 22:56:18,759 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-19 22:56:18,759 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-19 22:56:18,759 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-19 22:56:18,760 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 -> NeverFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> NeverFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-19 22:56:18,829 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-19 22:56:18,849 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-19 22:56:18,854 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-19 22:56:18,856 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-19 22:56:18,856 INFO L275 PluginConnector]: CDTParser initialized [2019-09-19 22:56:18,857 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product11.cil.c [2019-09-19 22:56:18,933 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fcf7009f5/cfdfa00145094d25acf2bd40dafb83b2/FLAG26aa54477 [2019-09-19 22:56:19,557 INFO L306 CDTParser]: Found 1 translation units. [2019-09-19 22:56:19,558 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product11.cil.c [2019-09-19 22:56:19,571 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fcf7009f5/cfdfa00145094d25acf2bd40dafb83b2/FLAG26aa54477 [2019-09-19 22:56:19,836 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fcf7009f5/cfdfa00145094d25acf2bd40dafb83b2 [2019-09-19 22:56:19,849 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-19 22:56:19,852 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-19 22:56:19,854 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-19 22:56:19,854 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-19 22:56:19,857 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-19 22:56:19,858 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 10:56:19" (1/1) ... [2019-09-19 22:56:19,861 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@239e2649 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:56:19, skipping insertion in model container [2019-09-19 22:56:19,861 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 10:56:19" (1/1) ... [2019-09-19 22:56:19,869 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-19 22:56:19,919 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-19 22:56:20,338 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 22:56:20,364 INFO L188 MainTranslator]: Completed pre-run [2019-09-19 22:56:20,463 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 22:56:20,502 INFO L192 MainTranslator]: Completed translation [2019-09-19 22:56:20,503 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:56:20 WrapperNode [2019-09-19 22:56:20,503 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-19 22:56:20,504 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-19 22:56:20,504 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-19 22:56:20,504 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-19 22:56:20,517 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:56:20" (1/1) ... [2019-09-19 22:56:20,517 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:56:20" (1/1) ... [2019-09-19 22:56:20,537 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:56:20" (1/1) ... [2019-09-19 22:56:20,537 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:56:20" (1/1) ... [2019-09-19 22:56:20,564 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:56:20" (1/1) ... [2019-09-19 22:56:20,575 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:56:20" (1/1) ... [2019-09-19 22:56:20,580 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:56:20" (1/1) ... [2019-09-19 22:56:20,590 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-19 22:56:20,595 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-19 22:56:20,595 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-19 22:56:20,596 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-19 22:56:20,598 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:56:20" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 22:56:20,656 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-19 22:56:20,656 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-19 22:56:20,656 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-19 22:56:20,656 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-19 22:56:20,656 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-19 22:56:20,657 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-19 22:56:20,657 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-19 22:56:20,657 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-19 22:56:20,657 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-19 22:56:20,657 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-19 22:56:20,657 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-19 22:56:20,658 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-19 22:56:20,658 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-19 22:56:20,658 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-19 22:56:20,658 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-19 22:56:20,658 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2019-09-19 22:56:20,658 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-19 22:56:20,659 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-19 22:56:20,659 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-19 22:56:20,659 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-19 22:56:20,659 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-19 22:56:20,659 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-19 22:56:20,659 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-19 22:56:20,660 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-19 22:56:20,660 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-19 22:56:20,660 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-19 22:56:20,660 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-19 22:56:20,660 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-19 22:56:20,660 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-19 22:56:20,661 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-19 22:56:20,661 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-19 22:56:20,661 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-19 22:56:20,661 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-19 22:56:20,661 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-19 22:56:20,661 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-19 22:56:20,661 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-19 22:56:20,662 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-19 22:56:20,662 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-19 22:56:20,662 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-19 22:56:20,662 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-19 22:56:20,662 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-19 22:56:20,663 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-19 22:56:20,663 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-19 22:56:20,663 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-19 22:56:20,663 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-19 22:56:20,663 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-19 22:56:20,663 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-19 22:56:20,663 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-19 22:56:20,664 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-19 22:56:20,664 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-19 22:56:20,664 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-19 22:56:20,664 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-19 22:56:20,664 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-19 22:56:20,664 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-19 22:56:20,664 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-19 22:56:20,665 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-19 22:56:20,665 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-19 22:56:20,665 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-19 22:56:20,665 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-19 22:56:20,665 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-19 22:56:20,665 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-19 22:56:20,666 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-19 22:56:20,666 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-19 22:56:20,666 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-19 22:56:20,666 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-19 22:56:20,666 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-19 22:56:20,666 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-19 22:56:20,666 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-19 22:56:20,667 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-19 22:56:20,667 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-19 22:56:20,667 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-19 22:56:20,667 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-19 22:56:20,667 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2019-09-19 22:56:20,667 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-19 22:56:20,667 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-19 22:56:20,668 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-19 22:56:20,668 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-19 22:56:20,668 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-19 22:56:20,668 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-19 22:56:20,668 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-19 22:56:20,668 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-19 22:56:20,669 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-19 22:56:20,669 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-19 22:56:20,669 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-19 22:56:20,669 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-19 22:56:20,669 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-19 22:56:20,669 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-19 22:56:20,670 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-19 22:56:22,158 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-19 22:56:22,159 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-19 22:56:22,160 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 10:56:22 BoogieIcfgContainer [2019-09-19 22:56:22,161 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-19 22:56:22,161 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-19 22:56:22,161 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-19 22:56:22,161 INFO L275 PluginConnector]: Sifa initialized [2019-09-19 22:56:22,162 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 10:56:22" (1/1) ... [2019-09-19 22:56:22,163 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=NeverFluid ♦ 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=NeverFluid [2019-09-19 22:56:22,198 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-19 22:56:22,199 INFO L169 IcfgInterpreter]: Building call graph [2019-09-19 22:56:22,209 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-19 22:56:22,223 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-19 22:56:22,225 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-19 22:56:47,771 WARN L191 SmtUtils]: Spent 15.03 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-19 22:56:49,482 WARN L191 SmtUtils]: Spent 418.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-19 22:56:53,445 WARN L191 SmtUtils]: Spent 3.96 s on a formula simplification. DAG size of input: 474 DAG size of output: 424 [2019-09-19 22:56:55,098 WARN L191 SmtUtils]: Spent 1.65 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 22:56:56,804 WARN L191 SmtUtils]: Spent 1.70 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 22:56:56,821 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 434 for LOIs [2019-09-19 22:56:56,881 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 434 for LOIs [2019-09-19 22:56:56,899 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 434 for LOIs [2019-09-19 22:57:08,053 WARN L191 SmtUtils]: Spent 10.99 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-19 22:57:13,558 WARN L191 SmtUtils]: Spent 5.50 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-19 22:57:24,399 WARN L191 SmtUtils]: Spent 10.84 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-19 22:57:29,790 WARN L191 SmtUtils]: Spent 5.39 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-19 22:57:40,553 WARN L191 SmtUtils]: Spent 10.76 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-19 22:57:45,960 WARN L191 SmtUtils]: Spent 5.41 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-19 22:57:56,805 WARN L191 SmtUtils]: Spent 10.84 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-19 22:58:02,209 WARN L191 SmtUtils]: Spent 5.40 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-19 22:58:13,012 WARN L191 SmtUtils]: Spent 10.80 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-19 22:58:18,474 WARN L191 SmtUtils]: Spent 5.46 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-19 22:58:29,375 WARN L191 SmtUtils]: Spent 10.90 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-19 22:58:34,831 WARN L191 SmtUtils]: Spent 5.45 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-19 22:58:52,861 WARN L191 SmtUtils]: Spent 17.97 s on a formula simplification. DAG size of input: 461 DAG size of output: 459 [2019-09-19 22:59:01,930 WARN L191 SmtUtils]: Spent 9.07 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-19 22:59:20,585 WARN L191 SmtUtils]: Spent 18.61 s on a formula simplification. DAG size of input: 473 DAG size of output: 470 [2019-09-19 22:59:29,830 WARN L191 SmtUtils]: Spent 9.24 s on a formula simplification that was a NOOP. DAG size: 470 [2019-09-19 22:59:41,725 WARN L191 SmtUtils]: Spent 11.44 s on a formula simplification. DAG size of input: 464 DAG size of output: 459 [2019-09-19 22:59:47,388 WARN L191 SmtUtils]: Spent 5.66 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-19 22:59:53,168 WARN L191 SmtUtils]: Spent 5.73 s on a formula simplification that was a NOOP. DAG size: 457 [2019-09-19 22:59:58,846 WARN L191 SmtUtils]: Spent 5.68 s on a formula simplification that was a NOOP. DAG size: 457 [2019-09-19 23:00:13,329 WARN L191 SmtUtils]: Spent 14.48 s on a formula simplification. DAG size of input: 466 DAG size of output: 455 [2019-09-19 23:00:18,917 WARN L191 SmtUtils]: Spent 5.59 s on a formula simplification that was a NOOP. DAG size: 455 [2019-09-19 23:00:33,386 WARN L191 SmtUtils]: Spent 14.47 s on a formula simplification. DAG size of input: 466 DAG size of output: 455 [2019-09-19 23:00:39,046 WARN L191 SmtUtils]: Spent 5.66 s on a formula simplification that was a NOOP. DAG size: 455 [2019-09-19 23:00:51,554 WARN L191 SmtUtils]: Spent 12.48 s on a formula simplification that was a NOOP. DAG size: 473 [2019-09-19 23:00:51,873 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 34 [2019-09-19 23:00:52,023 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 34 [2019-09-19 23:00:52,318 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2019-09-19 23:00:52,612 WARN L191 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 45 [2019-09-19 23:00:52,717 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2019-09-19 23:00:52,924 WARN L191 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 46 [2019-09-19 23:00:53,342 WARN L191 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 47 [2019-09-19 23:00:53,650 WARN L191 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 47 [2019-09-19 23:00:53,989 WARN L191 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 43 [2019-09-19 23:00:54,318 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 34 [2019-09-19 23:00:54,472 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 34 [2019-09-19 23:01:12,722 WARN L191 SmtUtils]: Spent 18.05 s on a formula simplification. DAG size of input: 461 DAG size of output: 459 [2019-09-19 23:01:21,722 WARN L191 SmtUtils]: Spent 9.00 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-19 23:01:40,300 WARN L191 SmtUtils]: Spent 18.54 s on a formula simplification. DAG size of input: 473 DAG size of output: 470 [2019-09-19 23:01:49,565 WARN L191 SmtUtils]: Spent 9.26 s on a formula simplification that was a NOOP. DAG size: 470 [2019-09-19 23:02:07,490 WARN L191 SmtUtils]: Spent 17.85 s on a formula simplification. DAG size of input: 464 DAG size of output: 459 [2019-09-19 23:02:13,189 WARN L191 SmtUtils]: Spent 5.70 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-19 23:02:18,800 WARN L191 SmtUtils]: Spent 5.56 s on a formula simplification that was a NOOP. DAG size: 457 [2019-09-19 23:02:24,375 WARN L191 SmtUtils]: Spent 5.57 s on a formula simplification that was a NOOP. DAG size: 457 [2019-09-19 23:02:35,511 WARN L191 SmtUtils]: Spent 11.13 s on a formula simplification. DAG size of input: 466 DAG size of output: 457 [2019-09-19 23:02:41,142 WARN L191 SmtUtils]: Spent 5.63 s on a formula simplification that was a NOOP. DAG size: 457 [2019-09-19 23:02:52,185 WARN L191 SmtUtils]: Spent 11.04 s on a formula simplification. DAG size of input: 466 DAG size of output: 457 [2019-09-19 23:02:57,801 WARN L191 SmtUtils]: Spent 5.61 s on a formula simplification that was a NOOP. DAG size: 457 [2019-09-19 23:03:10,551 WARN L191 SmtUtils]: Spent 12.73 s on a formula simplification that was a NOOP. DAG size: 474 [2019-09-19 23:03:10,864 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 34 [2019-09-19 23:03:11,041 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 34 [2019-09-19 23:03:11,309 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2019-09-19 23:03:11,588 WARN L191 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 45 [2019-09-19 23:03:11,694 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2019-09-19 23:03:12,010 WARN L191 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 46 [2019-09-19 23:03:12,431 WARN L191 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 47 [2019-09-19 23:03:12,734 WARN L191 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 47 [2019-09-19 23:03:13,074 WARN L191 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 43 [2019-09-19 23:03:13,388 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 34 [2019-09-19 23:03:13,542 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 34 [2019-09-19 23:03:32,167 WARN L191 SmtUtils]: Spent 18.39 s on a formula simplification. DAG size of input: 461 DAG size of output: 459 [2019-09-19 23:03:41,201 WARN L191 SmtUtils]: Spent 9.03 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-19 23:03:59,752 WARN L191 SmtUtils]: Spent 18.52 s on a formula simplification. DAG size of input: 473 DAG size of output: 470 [2019-09-19 23:04:09,464 WARN L191 SmtUtils]: Spent 9.71 s on a formula simplification that was a NOOP. DAG size: 470 [2019-09-19 23:04:21,537 WARN L191 SmtUtils]: Spent 12.02 s on a formula simplification. DAG size of input: 464 DAG size of output: 459 [2019-09-19 23:04:27,456 WARN L191 SmtUtils]: Spent 5.92 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-19 23:04:33,161 WARN L191 SmtUtils]: Spent 5.67 s on a formula simplification that was a NOOP. DAG size: 457 [2019-09-19 23:04:38,628 WARN L191 SmtUtils]: Spent 5.47 s on a formula simplification that was a NOOP. DAG size: 457 [2019-09-19 23:04:49,841 WARN L191 SmtUtils]: Spent 11.21 s on a formula simplification. DAG size of input: 466 DAG size of output: 457 [2019-09-19 23:04:55,450 WARN L191 SmtUtils]: Spent 5.61 s on a formula simplification that was a NOOP. DAG size: 457 [2019-09-19 23:05:06,588 WARN L191 SmtUtils]: Spent 11.14 s on a formula simplification. DAG size of input: 466 DAG size of output: 457 [2019-09-19 23:05:12,239 WARN L191 SmtUtils]: Spent 5.65 s on a formula simplification that was a NOOP. DAG size: 457 [2019-09-19 23:05:24,932 WARN L191 SmtUtils]: Spent 12.67 s on a formula simplification that was a NOOP. DAG size: 474 [2019-09-19 23:05:25,243 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 34 [2019-09-19 23:05:25,396 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 34 [2019-09-19 23:05:25,660 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2019-09-19 23:05:25,935 WARN L191 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 45 [2019-09-19 23:05:26,037 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2019-09-19 23:05:26,242 WARN L191 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 46 [2019-09-19 23:05:26,691 WARN L191 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 47 [2019-09-19 23:05:26,991 WARN L191 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 47 [2019-09-19 23:05:27,323 WARN L191 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 43 [2019-09-19 23:05:27,670 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 34 [2019-09-19 23:05:27,821 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 34 [2019-09-19 23:05:33,481 WARN L191 SmtUtils]: Spent 5.56 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-19 23:05:39,038 WARN L191 SmtUtils]: Spent 5.56 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-19 23:05:44,565 WARN L191 SmtUtils]: Spent 5.53 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-19 23:05:50,161 WARN L191 SmtUtils]: Spent 5.60 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-19 23:06:08,409 WARN L191 SmtUtils]: Spent 18.24 s on a formula simplification. DAG size of input: 477 DAG size of output: 476 [2019-09-19 23:06:17,503 WARN L191 SmtUtils]: Spent 9.09 s on a formula simplification that was a NOOP. DAG size: 476 [2019-09-19 23:06:36,443 WARN L191 SmtUtils]: Spent 18.91 s on a formula simplification. DAG size of input: 488 DAG size of output: 488 [2019-09-19 23:06:45,919 WARN L191 SmtUtils]: Spent 9.47 s on a formula simplification that was a NOOP. DAG size: 488 [2019-09-19 23:07:03,588 WARN L191 SmtUtils]: Spent 17.58 s on a formula simplification. DAG size of input: 483 DAG size of output: 479 [2019-09-19 23:07:09,364 WARN L191 SmtUtils]: Spent 5.77 s on a formula simplification that was a NOOP. DAG size: 479 [2019-09-19 23:07:11,286 WARN L191 SmtUtils]: Spent 1.90 s on a formula simplification that was a NOOP. DAG size: 469 [2019-09-19 23:07:13,171 WARN L191 SmtUtils]: Spent 1.88 s on a formula simplification that was a NOOP. DAG size: 469 [2019-09-19 23:07:23,143 WARN L191 SmtUtils]: Spent 9.97 s on a formula simplification. DAG size of input: 480 DAG size of output: 473 [2019-09-19 23:07:25,082 WARN L191 SmtUtils]: Spent 1.94 s on a formula simplification that was a NOOP. DAG size: 473 [2019-09-19 23:07:34,991 WARN L191 SmtUtils]: Spent 9.91 s on a formula simplification. DAG size of input: 480 DAG size of output: 473 [2019-09-19 23:07:36,994 WARN L191 SmtUtils]: Spent 2.00 s on a formula simplification that was a NOOP. DAG size: 473 [2019-09-19 23:08:10,339 WARN L191 SmtUtils]: Spent 33.33 s on a formula simplification. DAG size of input: 493 DAG size of output: 491 [2019-09-19 23:08:10,649 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 34 [2019-09-19 23:08:10,803 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 34 [2019-09-19 23:08:29,235 WARN L191 SmtUtils]: Spent 18.11 s on a formula simplification. DAG size of input: 461 DAG size of output: 459 [2019-09-19 23:08:38,303 WARN L191 SmtUtils]: Spent 9.07 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-19 23:08:56,753 WARN L191 SmtUtils]: Spent 18.42 s on a formula simplification. DAG size of input: 473 DAG size of output: 470 [2019-09-19 23:09:06,094 WARN L191 SmtUtils]: Spent 9.34 s on a formula simplification that was a NOOP. DAG size: 470 [2019-09-19 23:09:17,690 WARN L191 SmtUtils]: Spent 11.54 s on a formula simplification. DAG size of input: 464 DAG size of output: 459 [2019-09-19 23:09:23,421 WARN L191 SmtUtils]: Spent 5.73 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-19 23:09:29,011 WARN L191 SmtUtils]: Spent 5.56 s on a formula simplification that was a NOOP. DAG size: 457 [2019-09-19 23:09:34,633 WARN L191 SmtUtils]: Spent 5.62 s on a formula simplification that was a NOOP. DAG size: 457