java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product28.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 15:52:39,624 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 15:52:39,626 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 15:52:39,641 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 15:52:39,642 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 15:52:39,643 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 15:52:39,646 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 15:52:39,655 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 15:52:39,658 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 15:52:39,660 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 15:52:39,661 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 15:52:39,663 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 15:52:39,663 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 15:52:39,667 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 15:52:39,669 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 15:52:39,671 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 15:52:39,673 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 15:52:39,676 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 15:52:39,678 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 15:52:39,683 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 15:52:39,687 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 15:52:39,689 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 15:52:39,691 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 15:52:39,692 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 15:52:39,696 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 15:52:39,697 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 15:52:39,697 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 15:52:39,699 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 15:52:39,700 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 15:52:39,702 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 15:52:39,702 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 15:52:39,703 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 15:52:39,704 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 15:52:39,704 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 15:52:39,706 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 15:52:39,706 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 15:52:39,707 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 15:52:39,707 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 15:52:39,707 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 15:52:39,708 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 15:52:39,709 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 15:52:39,710 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-20 15:52:39,724 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 15:52:39,724 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 15:52:39,726 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 15:52:39,726 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 15:52:39,726 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 15:52:39,726 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 15:52:39,727 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 15:52:39,727 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 15:52:39,727 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 15:52:39,727 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 15:52:39,727 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 15:52:39,727 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 15:52:39,728 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 15:52:39,728 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 15:52:39,728 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 15:52:39,728 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 15:52:39,728 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 15:52:39,729 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 15:52:39,729 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 15:52:39,729 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 15:52:39,729 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 15:52:39,729 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 15:52:39,730 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 15:52:39,730 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 15:52:39,730 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 15:52:39,730 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 15:52:39,730 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 15:52:39,731 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 15:52:39,731 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 -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-09-20 15:52:39,775 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 15:52:39,792 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 15:52:39,797 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 15:52:39,798 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 15:52:39,799 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 15:52:39,800 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product28.cil.c [2019-09-20 15:52:39,859 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/66b042a84/0c9b5808e0504cb3bfc2241392178e65/FLAG916bfa406 [2019-09-20 15:52:40,364 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 15:52:40,365 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product28.cil.c [2019-09-20 15:52:40,394 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/66b042a84/0c9b5808e0504cb3bfc2241392178e65/FLAG916bfa406 [2019-09-20 15:52:40,874 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/66b042a84/0c9b5808e0504cb3bfc2241392178e65 [2019-09-20 15:52:40,884 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 15:52:40,885 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 15:52:40,886 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 15:52:40,887 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 15:52:40,889 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 15:52:40,890 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:52:40" (1/1) ... [2019-09-20 15:52:40,893 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@376ef568 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:52:40, skipping insertion in model container [2019-09-20 15:52:40,893 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:52:40" (1/1) ... [2019-09-20 15:52:40,901 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 15:52:40,959 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 15:52:41,466 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:52:41,492 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 15:52:41,596 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:52:41,630 INFO L192 MainTranslator]: Completed translation [2019-09-20 15:52:41,631 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:52:41 WrapperNode [2019-09-20 15:52:41,631 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 15:52:41,632 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 15:52:41,632 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 15:52:41,632 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 15:52:41,642 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:52:41" (1/1) ... [2019-09-20 15:52:41,643 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:52:41" (1/1) ... [2019-09-20 15:52:41,661 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:52:41" (1/1) ... [2019-09-20 15:52:41,662 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:52:41" (1/1) ... [2019-09-20 15:52:41,696 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:52:41" (1/1) ... [2019-09-20 15:52:41,707 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:52:41" (1/1) ... [2019-09-20 15:52:41,712 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:52:41" (1/1) ... [2019-09-20 15:52:41,720 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 15:52:41,720 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 15:52:41,721 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 15:52:41,721 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 15:52:41,722 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:52:41" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 15:52:41,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 15:52:41,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 15:52:41,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 15:52:41,790 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 15:52:41,790 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 15:52:41,790 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 15:52:41,790 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 15:52:41,791 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 15:52:41,791 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 15:52:41,791 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 15:52:41,791 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-09-20 15:52:41,791 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 15:52:41,792 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 15:52:41,792 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 15:52:41,792 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 15:52:41,792 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 15:52:41,792 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-20 15:52:41,793 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 15:52:41,793 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-20 15:52:41,793 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 15:52:41,793 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 15:52:41,794 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 15:52:41,794 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 15:52:41,794 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 15:52:41,794 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-20 15:52:41,795 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-20 15:52:41,795 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-20 15:52:41,795 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 15:52:41,795 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 15:52:41,795 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 15:52:41,795 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 15:52:41,795 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 15:52:41,796 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 15:52:41,796 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-20 15:52:41,796 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 15:52:41,796 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 15:52:41,796 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 15:52:41,796 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 15:52:41,797 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 15:52:41,797 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 15:52:41,797 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 15:52:41,797 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 15:52:41,797 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 15:52:41,797 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 15:52:41,797 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 15:52:41,798 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 15:52:41,798 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 15:52:41,798 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 15:52:41,798 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 15:52:41,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 15:52:41,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 15:52:41,799 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 15:52:41,799 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 15:52:41,799 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 15:52:41,799 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 15:52:41,799 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 15:52:41,799 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 15:52:41,800 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 15:52:41,800 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 15:52:41,800 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 15:52:41,800 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 15:52:41,800 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 15:52:41,800 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 15:52:41,801 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-09-20 15:52:41,801 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 15:52:41,801 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 15:52:41,801 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 15:52:41,801 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 15:52:41,801 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 15:52:41,801 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 15:52:41,802 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 15:52:41,802 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-20 15:52:41,802 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 15:52:41,802 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 15:52:41,802 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 15:52:41,802 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 15:52:41,802 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-20 15:52:41,803 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-20 15:52:41,803 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 15:52:41,803 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-20 15:52:41,803 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-20 15:52:41,803 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-20 15:52:41,803 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 15:52:41,804 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 15:52:41,804 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 15:52:41,804 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 15:52:41,804 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 15:52:41,804 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 15:52:41,804 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 15:52:41,805 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 15:52:41,805 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 15:52:41,805 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 15:52:41,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 15:52:41,805 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 15:52:43,564 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 15:52:43,564 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 15:52:43,565 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:52:43 BoogieIcfgContainer [2019-09-20 15:52:43,566 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 15:52:43,567 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 15:52:43,567 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 15:52:43,567 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 15:52:43,568 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:52:43" (1/1) ... [2019-09-20 15:52:43,569 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_QUICK ♦ Intern Fluid=SizeLimitFluid [2019-09-20 15:52:43,600 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 15:52:43,600 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 15:52:43,615 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 15:52:43,629 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 15:52:43,633 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 15:52:52,358 WARN L191 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-09-20 15:52:54,107 WARN L191 SmtUtils]: Spent 434.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-20 15:52:54,256 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-20 15:52:54,403 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-20 15:52:54,556 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-20 15:52:54,574 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 480 for LOIs [2019-09-20 15:52:54,621 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 480 for LOIs [2019-09-20 15:52:54,628 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 480 for LOIs [2019-09-20 15:52:54,830 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 484 [2019-09-20 15:52:54,989 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 484 [2019-09-20 15:52:55,438 WARN L191 SmtUtils]: Spent 391.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-20 15:52:55,744 WARN L191 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-20 15:52:56,002 WARN L191 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-20 15:52:56,263 WARN L191 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-20 15:52:56,466 WARN L191 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-20 15:52:56,653 WARN L191 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-20 15:52:56,830 WARN L191 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-20 15:52:56,995 WARN L191 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-20 15:52:57,235 WARN L191 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-20 15:52:57,405 WARN L191 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-20 15:52:57,643 WARN L191 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-20 15:52:57,800 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-20 15:52:57,966 WARN L191 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-20 15:52:58,148 WARN L191 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-20 15:52:58,336 WARN L191 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-20 15:52:58,494 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-20 15:52:58,648 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-20 15:52:58,845 WARN L191 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-20 15:52:59,001 WARN L191 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-20 15:52:59,193 WARN L191 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-20 15:52:59,690 WARN L191 SmtUtils]: Spent 460.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-20 15:53:00,014 WARN L191 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-20 15:53:00,670 WARN L191 SmtUtils]: Spent 593.00 ms on a formula simplification that was a NOOP. DAG size: 535 [2019-09-20 15:53:01,237 WARN L191 SmtUtils]: Spent 566.00 ms on a formula simplification that was a NOOP. DAG size: 535 [2019-09-20 15:53:02,062 WARN L191 SmtUtils]: Spent 573.00 ms on a formula simplification. DAG size of input: 533 DAG size of output: 533 [2019-09-20 15:53:02,587 WARN L191 SmtUtils]: Spent 524.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-20 15:53:02,848 WARN L191 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 527 [2019-09-20 15:53:03,018 WARN L191 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 527 [2019-09-20 15:53:03,522 WARN L191 SmtUtils]: Spent 501.00 ms on a formula simplification that was a NOOP. DAG size: 542 [2019-09-20 15:53:04,067 WARN L191 SmtUtils]: Spent 543.00 ms on a formula simplification that was a NOOP. DAG size: 542 [2019-09-20 15:53:04,493 WARN L191 SmtUtils]: Spent 424.00 ms on a formula simplification that was a NOOP. DAG size: 542 [2019-09-20 15:53:04,923 WARN L191 SmtUtils]: Spent 429.00 ms on a formula simplification that was a NOOP. DAG size: 542 [2019-09-20 15:53:05,669 WARN L191 SmtUtils]: Spent 725.00 ms on a formula simplification that was a NOOP. DAG size: 552 [2019-09-20 15:53:06,597 WARN L191 SmtUtils]: Spent 459.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-20 15:53:06,971 WARN L191 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-20 15:53:07,597 WARN L191 SmtUtils]: Spent 576.00 ms on a formula simplification that was a NOOP. DAG size: 535 [2019-09-20 15:53:08,131 WARN L191 SmtUtils]: Spent 532.00 ms on a formula simplification that was a NOOP. DAG size: 535 [2019-09-20 15:53:08,890 WARN L191 SmtUtils]: Spent 662.00 ms on a formula simplification. DAG size of input: 536 DAG size of output: 536 [2019-09-20 15:53:09,237 WARN L191 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 536 [2019-09-20 15:53:09,663 WARN L191 SmtUtils]: Spent 380.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2019-09-20 15:53:09,957 WARN L191 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2019-09-20 15:53:10,438 WARN L191 SmtUtils]: Spent 473.00 ms on a formula simplification that was a NOOP. DAG size: 545 [2019-09-20 15:53:10,860 WARN L191 SmtUtils]: Spent 420.00 ms on a formula simplification that was a NOOP. DAG size: 545 [2019-09-20 15:53:11,280 WARN L191 SmtUtils]: Spent 418.00 ms on a formula simplification that was a NOOP. DAG size: 545 [2019-09-20 15:53:11,713 WARN L191 SmtUtils]: Spent 432.00 ms on a formula simplification that was a NOOP. DAG size: 545 [2019-09-20 15:53:12,399 WARN L191 SmtUtils]: Spent 667.00 ms on a formula simplification that was a NOOP. DAG size: 555 [2019-09-20 15:53:13,297 WARN L191 SmtUtils]: Spent 592.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-20 15:53:13,674 WARN L191 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-20 15:53:14,249 WARN L191 SmtUtils]: Spent 535.00 ms on a formula simplification that was a NOOP. DAG size: 535 [2019-09-20 15:53:14,789 WARN L191 SmtUtils]: Spent 537.00 ms on a formula simplification that was a NOOP. DAG size: 535 [2019-09-20 15:53:15,145 WARN L191 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 536 DAG size of output: 536 [2019-09-20 15:53:15,446 WARN L191 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 536 [2019-09-20 15:53:15,652 WARN L191 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2019-09-20 15:53:15,817 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2019-09-20 15:53:16,240 WARN L191 SmtUtils]: Spent 420.00 ms on a formula simplification that was a NOOP. DAG size: 545 [2019-09-20 15:53:16,676 WARN L191 SmtUtils]: Spent 435.00 ms on a formula simplification that was a NOOP. DAG size: 545 [2019-09-20 15:53:17,097 WARN L191 SmtUtils]: Spent 419.00 ms on a formula simplification that was a NOOP. DAG size: 545 [2019-09-20 15:53:17,529 WARN L191 SmtUtils]: Spent 430.00 ms on a formula simplification that was a NOOP. DAG size: 545 [2019-09-20 15:53:18,207 WARN L191 SmtUtils]: Spent 662.00 ms on a formula simplification that was a NOOP. DAG size: 555 [2019-09-20 15:53:18,757 WARN L191 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-20 15:53:19,031 WARN L191 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-20 15:53:19,622 WARN L191 SmtUtils]: Spent 545.00 ms on a formula simplification that was a NOOP. DAG size: 535