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_product11.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-18 03:53:16,770 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-18 03:53:16,772 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-18 03:53:16,789 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-18 03:53:16,789 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-18 03:53:16,791 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-18 03:53:16,793 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-18 03:53:16,802 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-18 03:53:16,807 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-18 03:53:16,809 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-18 03:53:16,811 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-18 03:53:16,812 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-18 03:53:16,813 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-18 03:53:16,814 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-18 03:53:16,816 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-18 03:53:16,817 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-18 03:53:16,818 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-18 03:53:16,820 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-18 03:53:16,821 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-18 03:53:16,826 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-18 03:53:16,829 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-18 03:53:16,831 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-18 03:53:16,834 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-18 03:53:16,835 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-18 03:53:16,837 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-18 03:53:16,837 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-18 03:53:16,837 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-18 03:53:16,839 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-18 03:53:16,840 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-18 03:53:16,841 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-18 03:53:16,841 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-18 03:53:16,843 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-18 03:53:16,844 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-18 03:53:16,844 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-18 03:53:16,846 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-18 03:53:16,847 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-18 03:53:16,847 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-18 03:53:16,848 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-18 03:53:16,848 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-18 03:53:16,848 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-18 03:53:16,849 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-18 03:53:16,850 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 03:53:16,880 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-18 03:53:16,881 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-18 03:53:16,889 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-18 03:53:16,889 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-18 03:53:16,889 INFO L138 SettingsManager]: * Use SBE=true [2019-09-18 03:53:16,890 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-18 03:53:16,890 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-18 03:53:16,890 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-18 03:53:16,890 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-18 03:53:16,890 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-18 03:53:16,891 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-18 03:53:16,891 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-18 03:53:16,891 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-18 03:53:16,891 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-18 03:53:16,891 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-18 03:53:16,892 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-18 03:53:16,892 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-18 03:53:16,892 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-18 03:53:16,892 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-18 03:53:16,892 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-18 03:53:16,893 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-18 03:53:16,893 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 03:53:16,893 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-18 03:53:16,893 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-18 03:53:16,894 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-18 03:53:16,894 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-18 03:53:16,894 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-18 03:53:16,894 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-18 03:53:16,894 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 03:53:16,923 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-18 03:53:16,935 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-18 03:53:16,939 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-18 03:53:16,940 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-18 03:53:16,941 INFO L275 PluginConnector]: CDTParser initialized [2019-09-18 03:53:16,941 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product11.cil.c [2019-09-18 03:53:17,000 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3065be5f2/11ba88ba925a46048f4a9f4927647929/FLAGc97b32c95 [2019-09-18 03:53:17,512 INFO L306 CDTParser]: Found 1 translation units. [2019-09-18 03:53:17,514 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product11.cil.c [2019-09-18 03:53:17,525 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3065be5f2/11ba88ba925a46048f4a9f4927647929/FLAGc97b32c95 [2019-09-18 03:53:17,805 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3065be5f2/11ba88ba925a46048f4a9f4927647929 [2019-09-18 03:53:17,814 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-18 03:53:17,816 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-18 03:53:17,817 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-18 03:53:17,817 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-18 03:53:17,820 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-18 03:53:17,821 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 03:53:17" (1/1) ... [2019-09-18 03:53:17,823 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23ac3fee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:53:17, skipping insertion in model container [2019-09-18 03:53:17,823 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 03:53:17" (1/1) ... [2019-09-18 03:53:17,828 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-18 03:53:17,878 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-18 03:53:18,294 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 03:53:18,323 INFO L188 MainTranslator]: Completed pre-run [2019-09-18 03:53:18,425 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 03:53:18,457 INFO L192 MainTranslator]: Completed translation [2019-09-18 03:53:18,458 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:53:18 WrapperNode [2019-09-18 03:53:18,458 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-18 03:53:18,459 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-18 03:53:18,459 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-18 03:53:18,459 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-18 03:53:18,471 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:53:18" (1/1) ... [2019-09-18 03:53:18,471 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:53:18" (1/1) ... [2019-09-18 03:53:18,488 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:53:18" (1/1) ... [2019-09-18 03:53:18,489 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:53:18" (1/1) ... [2019-09-18 03:53:18,520 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:53:18" (1/1) ... [2019-09-18 03:53:18,530 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:53:18" (1/1) ... [2019-09-18 03:53:18,535 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:53:18" (1/1) ... [2019-09-18 03:53:18,543 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-18 03:53:18,544 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-18 03:53:18,544 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-18 03:53:18,544 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-18 03:53:18,545 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:53:18" (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 03:53:18,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-18 03:53:18,617 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-18 03:53:18,617 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-18 03:53:18,617 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-18 03:53:18,617 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-18 03:53:18,617 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-18 03:53:18,618 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-18 03:53:18,618 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-18 03:53:18,618 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-18 03:53:18,618 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-18 03:53:18,618 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-18 03:53:18,618 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-18 03:53:18,619 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-18 03:53:18,619 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-18 03:53:18,619 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-18 03:53:18,619 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2019-09-18 03:53:18,619 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-18 03:53:18,619 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-18 03:53:18,620 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-18 03:53:18,620 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-18 03:53:18,620 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-18 03:53:18,620 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-18 03:53:18,620 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-18 03:53:18,620 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-18 03:53:18,621 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-18 03:53:18,621 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-18 03:53:18,621 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-18 03:53:18,621 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-18 03:53:18,621 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-18 03:53:18,621 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-18 03:53:18,622 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-18 03:53:18,622 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-18 03:53:18,622 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-18 03:53:18,622 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-18 03:53:18,622 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-18 03:53:18,622 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-18 03:53:18,623 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-18 03:53:18,623 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-18 03:53:18,623 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-18 03:53:18,623 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-18 03:53:18,623 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-18 03:53:18,623 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-18 03:53:18,623 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-18 03:53:18,624 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-18 03:53:18,624 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-18 03:53:18,624 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-18 03:53:18,624 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-18 03:53:18,624 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-18 03:53:18,624 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-18 03:53:18,625 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-18 03:53:18,625 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-18 03:53:18,625 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-18 03:53:18,625 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-18 03:53:18,625 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-18 03:53:18,625 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-18 03:53:18,626 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-18 03:53:18,626 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-18 03:53:18,626 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-18 03:53:18,626 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-18 03:53:18,626 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-18 03:53:18,626 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-18 03:53:18,627 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-18 03:53:18,627 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-18 03:53:18,627 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-18 03:53:18,627 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-18 03:53:18,627 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-18 03:53:18,627 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-18 03:53:18,627 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-18 03:53:18,628 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-18 03:53:18,628 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-18 03:53:18,628 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-18 03:53:18,628 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-18 03:53:18,628 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2019-09-18 03:53:18,628 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-18 03:53:18,628 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-18 03:53:18,629 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-18 03:53:18,629 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-18 03:53:18,629 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-18 03:53:18,629 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-18 03:53:18,629 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-18 03:53:18,629 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-18 03:53:18,630 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-18 03:53:18,630 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-18 03:53:18,630 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-18 03:53:18,630 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-18 03:53:18,630 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-18 03:53:18,630 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-18 03:53:18,631 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-18 03:53:19,729 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-18 03:53:19,729 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-18 03:53:19,747 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 03:53:19 BoogieIcfgContainer [2019-09-18 03:53:19,747 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-18 03:53:19,747 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-18 03:53:19,748 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-18 03:53:19,748 INFO L275 PluginConnector]: Sifa initialized [2019-09-18 03:53:19,749 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 03:53:19" (1/1) ... [2019-09-18 03:53:19,750 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 03:53:19,781 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-18 03:53:19,782 INFO L169 IcfgInterpreter]: Building call graph [2019-09-18 03:53:19,790 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-18 03:53:19,799 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-18 03:53:19,801 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-18 03:53:40,348 WARN L191 SmtUtils]: Spent 12.30 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-18 03:53:42,039 WARN L191 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-18 03:53:45,889 WARN L191 SmtUtils]: Spent 3.84 s on a formula simplification. DAG size of input: 474 DAG size of output: 424 [2019-09-18 03:53:47,551 WARN L191 SmtUtils]: Spent 1.65 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-18 03:53:49,164 WARN L191 SmtUtils]: Spent 1.61 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-18 03:53:49,185 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 434 for LOIs [2019-09-18 03:53:49,248 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 434 for LOIs [2019-09-18 03:53:49,266 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 434 for LOIs [2019-09-18 03:54:00,439 WARN L191 SmtUtils]: Spent 10.91 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-18 03:54:05,743 WARN L191 SmtUtils]: Spent 5.30 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-18 03:54:16,404 WARN L191 SmtUtils]: Spent 10.66 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-18 03:54:21,719 WARN L191 SmtUtils]: Spent 5.31 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-18 03:54:32,402 WARN L191 SmtUtils]: Spent 10.68 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-18 03:54:37,721 WARN L191 SmtUtils]: Spent 5.32 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-18 03:54:48,321 WARN L191 SmtUtils]: Spent 10.60 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-18 03:54:53,647 WARN L191 SmtUtils]: Spent 5.32 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-18 03:55:04,402 WARN L191 SmtUtils]: Spent 10.75 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-18 03:55:10,054 WARN L191 SmtUtils]: Spent 5.65 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-18 03:55:21,334 WARN L191 SmtUtils]: Spent 11.28 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-18 03:55:26,919 WARN L191 SmtUtils]: Spent 5.58 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-18 03:55:45,054 WARN L191 SmtUtils]: Spent 18.05 s on a formula simplification. DAG size of input: 461 DAG size of output: 459 [2019-09-18 03:55:54,037 WARN L191 SmtUtils]: Spent 8.98 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-18 03:56:12,533 WARN L191 SmtUtils]: Spent 18.46 s on a formula simplification. DAG size of input: 473 DAG size of output: 470 [2019-09-18 03:56:21,755 WARN L191 SmtUtils]: Spent 9.22 s on a formula simplification that was a NOOP. DAG size: 470 [2019-09-18 03:56:33,725 WARN L191 SmtUtils]: Spent 11.52 s on a formula simplification. DAG size of input: 464 DAG size of output: 459 [2019-09-18 03:56:39,383 WARN L191 SmtUtils]: Spent 5.66 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-18 03:56:44,905 WARN L191 SmtUtils]: Spent 5.48 s on a formula simplification that was a NOOP. DAG size: 457 [2019-09-18 03:56:50,339 WARN L191 SmtUtils]: Spent 5.43 s on a formula simplification that was a NOOP. DAG size: 457 [2019-09-18 03:57:01,466 WARN L191 SmtUtils]: Spent 11.13 s on a formula simplification. DAG size of input: 466 DAG size of output: 457 [2019-09-18 03:57:07,156 WARN L191 SmtUtils]: Spent 5.69 s on a formula simplification that was a NOOP. DAG size: 457 [2019-09-18 03:57:18,264 WARN L191 SmtUtils]: Spent 11.11 s on a formula simplification. DAG size of input: 466 DAG size of output: 457 [2019-09-18 03:57:23,793 WARN L191 SmtUtils]: Spent 5.53 s on a formula simplification that was a NOOP. DAG size: 457 [2019-09-18 03:57:36,135 WARN L191 SmtUtils]: Spent 12.32 s on a formula simplification that was a NOOP. DAG size: 474 [2019-09-18 03:57:36,454 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 34 [2019-09-18 03:57:36,604 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 34 [2019-09-18 03:57:36,894 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2019-09-18 03:57:37,165 WARN L191 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 45 [2019-09-18 03:57:37,573 WARN L191 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 46 [2019-09-18 03:57:37,976 WARN L191 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 47 [2019-09-18 03:57:38,276 WARN L191 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 47 [2019-09-18 03:57:38,610 WARN L191 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 43 [2019-09-18 03:57:38,925 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 34 [2019-09-18 03:57:39,076 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 34 [2019-09-18 03:58:07,360 WARN L191 SmtUtils]: Spent 28.08 s on a formula simplification. DAG size of input: 461 DAG size of output: 459 [2019-09-18 03:58:16,443 WARN L191 SmtUtils]: Spent 9.08 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-18 03:58:35,083 WARN L191 SmtUtils]: Spent 18.60 s on a formula simplification. DAG size of input: 473 DAG size of output: 470 [2019-09-18 03:58:44,234 WARN L191 SmtUtils]: Spent 9.15 s on a formula simplification that was a NOOP. DAG size: 470 [2019-09-18 03:58:56,164 WARN L191 SmtUtils]: Spent 11.86 s on a formula simplification. DAG size of input: 464 DAG size of output: 459 [2019-09-18 03:59:01,857 WARN L191 SmtUtils]: Spent 5.69 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-18 03:59:08,306 WARN L191 SmtUtils]: Spent 6.41 s on a formula simplification that was a NOOP. DAG size: 457 [2019-09-18 03:59:13,939 WARN L191 SmtUtils]: Spent 5.63 s on a formula simplification that was a NOOP. DAG size: 457 [2019-09-18 03:59:25,075 WARN L191 SmtUtils]: Spent 11.13 s on a formula simplification. DAG size of input: 466 DAG size of output: 457 [2019-09-18 03:59:30,707 WARN L191 SmtUtils]: Spent 5.63 s on a formula simplification that was a NOOP. DAG size: 457 [2019-09-18 03:59:41,745 WARN L191 SmtUtils]: Spent 11.04 s on a formula simplification. DAG size of input: 466 DAG size of output: 457 [2019-09-18 03:59:47,358 WARN L191 SmtUtils]: Spent 5.61 s on a formula simplification that was a NOOP. DAG size: 457 [2019-09-18 03:59:59,903 WARN L191 SmtUtils]: Spent 12.53 s on a formula simplification that was a NOOP. DAG size: 474 [2019-09-18 04:00:00,216 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 34 [2019-09-18 04:00:00,370 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 34 [2019-09-18 04:00:00,626 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2019-09-18 04:00:00,899 WARN L191 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 45 [2019-09-18 04:00:01,002 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2019-09-18 04:00:01,221 WARN L191 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 46 [2019-09-18 04:00:01,630 WARN L191 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 47 [2019-09-18 04:00:01,935 WARN L191 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 47 [2019-09-18 04:00:02,277 WARN L191 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 43 [2019-09-18 04:00:02,605 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 34 [2019-09-18 04:00:02,757 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 34 [2019-09-18 04:00:29,993 WARN L191 SmtUtils]: Spent 27.04 s on a formula simplification. DAG size of input: 461 DAG size of output: 459 [2019-09-18 04:00:38,944 WARN L191 SmtUtils]: Spent 8.95 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-18 04:00:57,447 WARN L191 SmtUtils]: Spent 18.48 s on a formula simplification. DAG size of input: 473 DAG size of output: 470 [2019-09-18 04:01:06,689 WARN L191 SmtUtils]: Spent 9.24 s on a formula simplification that was a NOOP. DAG size: 470 [2019-09-18 04:01:18,164 WARN L191 SmtUtils]: Spent 11.42 s on a formula simplification. DAG size of input: 464 DAG size of output: 459 [2019-09-18 04:01:23,943 WARN L191 SmtUtils]: Spent 5.78 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-18 04:01:29,653 WARN L191 SmtUtils]: Spent 5.68 s on a formula simplification that was a NOOP. DAG size: 457 [2019-09-18 04:01:35,367 WARN L191 SmtUtils]: Spent 5.71 s on a formula simplification that was a NOOP. DAG size: 457 [2019-09-18 04:01:46,498 WARN L191 SmtUtils]: Spent 11.13 s on a formula simplification. DAG size of input: 466 DAG size of output: 457 [2019-09-18 04:01:52,082 WARN L191 SmtUtils]: Spent 5.58 s on a formula simplification that was a NOOP. DAG size: 457 [2019-09-18 04:02:03,312 WARN L191 SmtUtils]: Spent 11.23 s on a formula simplification. DAG size of input: 466 DAG size of output: 457 [2019-09-18 04:02:09,001 WARN L191 SmtUtils]: Spent 5.69 s on a formula simplification that was a NOOP. DAG size: 457 [2019-09-18 04:02:21,590 WARN L191 SmtUtils]: Spent 12.56 s on a formula simplification that was a NOOP. DAG size: 474 [2019-09-18 04:02:21,891 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 34 [2019-09-18 04:02:22,042 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 34 [2019-09-18 04:02:22,217 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 23 [2019-09-18 04:02:22,365 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2019-09-18 04:02:22,645 WARN L191 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 45 [2019-09-18 04:02:22,747 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2019-09-18 04:02:22,963 WARN L191 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 46 [2019-09-18 04:02:23,380 WARN L191 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 47 [2019-09-18 04:02:23,685 WARN L191 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 47 [2019-09-18 04:02:24,018 WARN L191 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 43 [2019-09-18 04:02:24,350 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 34 [2019-09-18 04:02:24,502 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 34 [2019-09-18 04:02:30,213 WARN L191 SmtUtils]: Spent 5.60 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-18 04:02:35,789 WARN L191 SmtUtils]: Spent 5.58 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-18 04:02:41,383 WARN L191 SmtUtils]: Spent 5.59 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-18 04:02:46,963 WARN L191 SmtUtils]: Spent 5.58 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-18 04:03:05,120 WARN L191 SmtUtils]: Spent 18.14 s on a formula simplification. DAG size of input: 477 DAG size of output: 476 [2019-09-18 04:03:14,170 WARN L191 SmtUtils]: Spent 9.05 s on a formula simplification that was a NOOP. DAG size: 476 [2019-09-18 04:03:32,977 WARN L191 SmtUtils]: Spent 18.77 s on a formula simplification. DAG size of input: 488 DAG size of output: 488 [2019-09-18 04:03:42,452 WARN L191 SmtUtils]: Spent 9.47 s on a formula simplification that was a NOOP. DAG size: 488 [2019-09-18 04:03:54,261 WARN L191 SmtUtils]: Spent 11.72 s on a formula simplification. DAG size of input: 483 DAG size of output: 479 [2019-09-18 04:04:00,035 WARN L191 SmtUtils]: Spent 5.77 s on a formula simplification that was a NOOP. DAG size: 479 [2019-09-18 04:04:01,932 WARN L191 SmtUtils]: Spent 1.87 s on a formula simplification that was a NOOP. DAG size: 469 [2019-09-18 04:04:03,820 WARN L191 SmtUtils]: Spent 1.89 s on a formula simplification that was a NOOP. DAG size: 469 [2019-09-18 04:04:13,634 WARN L191 SmtUtils]: Spent 9.81 s on a formula simplification. DAG size of input: 480 DAG size of output: 473 [2019-09-18 04:04:15,584 WARN L191 SmtUtils]: Spent 1.95 s on a formula simplification that was a NOOP. DAG size: 473 [2019-09-18 04:04:25,454 WARN L191 SmtUtils]: Spent 9.87 s on a formula simplification. DAG size of input: 480 DAG size of output: 473 [2019-09-18 04:04:27,409 WARN L191 SmtUtils]: Spent 1.95 s on a formula simplification that was a NOOP. DAG size: 473 [2019-09-18 04:05:00,428 WARN L191 SmtUtils]: Spent 33.01 s on a formula simplification. DAG size of input: 493 DAG size of output: 491 [2019-09-18 04:05:00,737 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 34 [2019-09-18 04:05:00,889 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 34 [2019-09-18 04:05:28,245 WARN L191 SmtUtils]: Spent 26.98 s on a formula simplification. DAG size of input: 461 DAG size of output: 459 [2019-09-18 04:05:37,239 WARN L191 SmtUtils]: Spent 8.99 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-18 04:05:55,726 WARN L191 SmtUtils]: Spent 18.46 s on a formula simplification. DAG size of input: 473 DAG size of output: 470 [2019-09-18 04:06:04,908 WARN L191 SmtUtils]: Spent 9.18 s on a formula simplification that was a NOOP. DAG size: 470 [2019-09-18 04:06:16,383 WARN L191 SmtUtils]: Spent 11.43 s on a formula simplification. DAG size of input: 464 DAG size of output: 459 [2019-09-18 04:06:22,139 WARN L191 SmtUtils]: Spent 5.76 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-18 04:06:27,813 WARN L191 SmtUtils]: Spent 5.64 s on a formula simplification that was a NOOP. DAG size: 457 [2019-09-18 04:06:33,550 WARN L191 SmtUtils]: Spent 5.74 s on a formula simplification that was a NOOP. DAG size: 457