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 SingleStatement --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product09.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 19:30:24,894 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 19:30:24,896 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 19:30:24,908 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 19:30:24,908 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 19:30:24,909 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 19:30:24,910 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 19:30:24,912 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 19:30:24,914 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 19:30:24,915 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 19:30:24,915 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 19:30:24,917 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 19:30:24,917 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 19:30:24,918 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 19:30:24,919 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 19:30:24,920 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 19:30:24,921 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 19:30:24,922 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 19:30:24,923 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 19:30:24,925 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 19:30:24,927 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 19:30:24,928 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 19:30:24,930 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 19:30:24,930 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 19:30:24,933 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 19:30:24,933 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 19:30:24,933 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 19:30:24,934 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 19:30:24,934 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 19:30:24,935 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 19:30:24,936 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 19:30:24,937 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 19:30:24,937 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 19:30:24,938 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 19:30:24,939 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 19:30:24,940 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 19:30:24,940 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 19:30:24,940 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 19:30:24,941 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 19:30:24,942 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 19:30:24,942 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 19:30:24,943 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 19:30:24,958 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 19:30:24,958 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 19:30:24,959 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 19:30:24,959 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 19:30:24,959 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 19:30:24,960 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 19:30:24,960 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 19:30:24,960 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 19:30:24,960 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 19:30:24,960 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 19:30:24,961 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 19:30:24,961 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 19:30:24,961 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 19:30:24,961 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 19:30:24,961 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 19:30:24,962 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 19:30:24,962 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 19:30:24,962 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 19:30:24,962 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 19:30:24,962 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 19:30:24,963 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 19:30:24,963 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 19:30:24,963 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 19:30:24,963 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 19:30:24,963 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 19:30:24,964 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 19:30:24,964 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 19:30:24,964 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 19:30:24,964 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 -> SingleStatement 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 [2019-09-20 19:30:24,997 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 19:30:25,008 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 19:30:25,011 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 19:30:25,012 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 19:30:25,013 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 19:30:25,013 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product09.cil.c [2019-09-20 19:30:25,073 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e3b1b9d9c/69e84262d6b7451b8ad50ef27796bbb3/FLAGd7cd55783 [2019-09-20 19:30:25,602 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 19:30:25,602 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product09.cil.c [2019-09-20 19:30:25,615 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e3b1b9d9c/69e84262d6b7451b8ad50ef27796bbb3/FLAGd7cd55783 [2019-09-20 19:30:25,919 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e3b1b9d9c/69e84262d6b7451b8ad50ef27796bbb3 [2019-09-20 19:30:25,930 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 19:30:25,931 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 19:30:25,932 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 19:30:25,932 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 19:30:25,936 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 19:30:25,937 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:30:25" (1/1) ... [2019-09-20 19:30:25,940 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bbdfd47 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:30:25, skipping insertion in model container [2019-09-20 19:30:25,940 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:30:25" (1/1) ... [2019-09-20 19:30:25,947 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 19:30:26,007 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 19:30:26,400 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 19:30:26,415 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 19:30:26,505 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 19:30:26,546 INFO L192 MainTranslator]: Completed translation [2019-09-20 19:30:26,546 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:30:26 WrapperNode [2019-09-20 19:30:26,546 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 19:30:26,547 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 19:30:26,547 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 19:30:26,547 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 19:30:26,558 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:30:26" (1/1) ... [2019-09-20 19:30:26,558 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:30:26" (1/1) ... [2019-09-20 19:30:26,583 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:30:26" (1/1) ... [2019-09-20 19:30:26,584 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:30:26" (1/1) ... [2019-09-20 19:30:26,637 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:30:26" (1/1) ... [2019-09-20 19:30:26,653 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:30:26" (1/1) ... [2019-09-20 19:30:26,663 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:30:26" (1/1) ... [2019-09-20 19:30:26,679 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 19:30:26,679 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 19:30:26,679 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 19:30:26,679 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 19:30:26,680 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:30:26" (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 19:30:26,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 19:30:26,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 19:30:26,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 19:30:26,753 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 19:30:26,753 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 19:30:26,753 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 19:30:26,754 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 19:30:26,754 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 19:30:26,754 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 19:30:26,754 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 19:30:26,754 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 19:30:26,754 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 19:30:26,755 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 19:30:26,755 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 19:30:26,755 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 19:30:26,755 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 19:30:26,755 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 19:30:26,755 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 19:30:26,756 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 19:30:26,756 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 19:30:26,756 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 19:30:26,756 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 19:30:26,756 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 19:30:26,756 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 19:30:26,757 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 19:30:26,757 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 19:30:26,757 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 19:30:26,757 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2019-09-20 19:30:26,757 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 19:30:26,757 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 19:30:26,758 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 19:30:26,758 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 19:30:26,758 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 19:30:26,758 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 19:30:26,758 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-09-20 19:30:26,758 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 19:30:26,759 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 19:30:26,759 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 19:30:26,759 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 19:30:26,759 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 19:30:26,759 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 19:30:26,759 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 19:30:26,759 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 19:30:26,760 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 19:30:26,760 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 19:30:26,760 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 19:30:26,760 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 19:30:26,760 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 19:30:26,760 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 19:30:26,760 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 19:30:26,761 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 19:30:26,761 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 19:30:26,761 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 19:30:26,761 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 19:30:26,761 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 19:30:26,761 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 19:30:26,762 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 19:30:26,762 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 19:30:26,762 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 19:30:26,762 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 19:30:26,762 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 19:30:26,762 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 19:30:26,763 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 19:30:26,763 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 19:30:26,763 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 19:30:26,763 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 19:30:26,763 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 19:30:26,763 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 19:30:26,763 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 19:30:26,764 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 19:30:26,764 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 19:30:26,764 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 19:30:26,764 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 19:30:26,764 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 19:30:26,764 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 19:30:26,765 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 19:30:26,765 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 19:30:26,765 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-09-20 19:30:26,765 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 19:30:26,765 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2019-09-20 19:30:26,765 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 19:30:26,766 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 19:30:26,766 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 19:30:26,766 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 19:30:27,879 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 19:30:27,879 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 19:30:27,881 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 07:30:27 BoogieIcfgContainer [2019-09-20 19:30:27,881 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 19:30:27,882 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 19:30:27,882 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 19:30:27,882 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 19:30:27,883 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 07:30:27" (1/1) ... [2019-09-20 19:30:27,884 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 [2019-09-20 19:30:27,919 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 19:30:27,919 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 19:30:27,939 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 19:30:27,954 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 19:30:27,957 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 19:30:28,523 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 48 [2019-09-20 19:30:28,898 WARN L191 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 56 [2019-09-20 19:30:29,087 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 53 [2019-09-20 19:30:29,366 WARN L191 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 66 [2019-09-20 19:30:29,582 WARN L191 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 63 [2019-09-20 19:30:29,974 WARN L191 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 76 [2019-09-20 19:30:30,266 WARN L191 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 73 [2019-09-20 19:30:30,770 WARN L191 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 86 [2019-09-20 19:30:31,217 WARN L191 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 85 [2019-09-20 19:30:31,887 WARN L191 SmtUtils]: Spent 516.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 98 [2019-09-20 19:30:32,395 WARN L191 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 97 [2019-09-20 19:30:32,620 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2019-09-20 19:30:33,284 WARN L191 SmtUtils]: Spent 658.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 111 [2019-09-20 19:30:33,761 WARN L191 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 106 [2019-09-20 19:30:34,044 WARN L191 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-20 19:30:34,892 WARN L191 SmtUtils]: Spent 841.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 119 [2019-09-20 19:30:35,084 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2019-09-20 19:30:35,615 WARN L191 SmtUtils]: Spent 525.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 120 [2019-09-20 19:30:35,989 WARN L191 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2019-09-20 19:30:37,048 WARN L191 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 250 DAG size of output: 133 [2019-09-20 19:30:37,233 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2019-09-20 19:30:37,926 WARN L191 SmtUtils]: Spent 687.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 134 [2019-09-20 19:30:38,432 WARN L191 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2019-09-20 19:30:39,842 WARN L191 SmtUtils]: Spent 1.40 s on a formula simplification. DAG size of input: 280 DAG size of output: 147 [2019-09-20 19:30:40,760 WARN L191 SmtUtils]: Spent 720.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 144 [2019-09-20 19:30:41,400 WARN L191 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2019-09-20 19:30:43,203 WARN L191 SmtUtils]: Spent 1.79 s on a formula simplification. DAG size of input: 334 DAG size of output: 162 [2019-09-20 19:30:44,146 WARN L191 SmtUtils]: Spent 764.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 157 [2019-09-20 19:30:44,978 WARN L191 SmtUtils]: Spent 504.00 ms on a formula simplification that was a NOOP. DAG size: 283 [2019-09-20 19:30:47,149 WARN L191 SmtUtils]: Spent 2.16 s on a formula simplification. DAG size of input: 353 DAG size of output: 171 [2019-09-20 19:30:48,199 WARN L191 SmtUtils]: Spent 834.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 166 [2019-09-20 19:30:49,315 WARN L191 SmtUtils]: Spent 670.00 ms on a formula simplification that was a NOOP. DAG size: 337 [2019-09-20 19:30:52,455 WARN L191 SmtUtils]: Spent 3.13 s on a formula simplification. DAG size of input: 456 DAG size of output: 212 [2019-09-20 19:30:53,881 WARN L191 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 253 DAG size of output: 207 [2019-09-20 19:30:54,986 WARN L191 SmtUtils]: Spent 854.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2019-09-20 19:30:57,709 WARN L191 SmtUtils]: Spent 2.70 s on a formula simplification. DAG size of input: 519 DAG size of output: 239 [2019-09-20 19:30:59,365 WARN L191 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 278 DAG size of output: 234 [2019-09-20 19:31:01,048 WARN L191 SmtUtils]: Spent 997.00 ms on a formula simplification that was a NOOP. DAG size: 445 [2019-09-20 19:31:05,820 WARN L191 SmtUtils]: Spent 4.75 s on a formula simplification. DAG size of input: 602 DAG size of output: 258 [2019-09-20 19:31:07,633 WARN L191 SmtUtils]: Spent 1.56 s on a formula simplification. DAG size of input: 295 DAG size of output: 253 [2019-09-20 19:31:09,713 WARN L191 SmtUtils]: Spent 1.23 s on a formula simplification that was a NOOP. DAG size: 499