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_spec2_product26.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 19:34:09,837 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 19:34:09,839 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 19:34:09,856 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 19:34:09,857 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 19:34:09,858 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 19:34:09,861 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 19:34:09,869 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 19:34:09,875 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 19:34:09,876 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 19:34:09,878 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 19:34:09,879 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 19:34:09,879 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 19:34:09,882 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 19:34:09,884 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 19:34:09,888 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 19:34:09,889 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 19:34:09,892 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 19:34:09,894 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 19:34:09,896 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 19:34:09,899 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 19:34:09,902 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 19:34:09,903 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 19:34:09,904 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 19:34:09,907 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 19:34:09,908 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 19:34:09,908 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 19:34:09,911 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 19:34:09,912 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 19:34:09,914 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 19:34:09,915 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 19:34:09,915 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 19:34:09,916 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 19:34:09,917 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 19:34:09,919 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 19:34:09,920 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 19:34:09,920 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 19:34:09,921 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 19:34:09,921 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 19:34:09,922 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 19:34:09,924 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 19:34:09,925 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 19:34:09,948 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 19:34:09,949 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 19:34:09,951 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 19:34:09,951 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 19:34:09,952 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 19:34:09,952 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 19:34:09,952 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 19:34:09,952 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 19:34:09,953 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 19:34:09,953 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 19:34:09,954 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 19:34:09,954 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 19:34:09,954 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 19:34:09,955 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 19:34:09,955 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 19:34:09,955 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 19:34:09,955 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 19:34:09,956 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 19:34:09,956 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 19:34:09,956 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 19:34:09,956 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 19:34:09,957 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 19:34:09,957 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 19:34:09,957 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 19:34:09,957 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 19:34:09,958 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 19:34:09,958 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 19:34:09,958 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 19:34:09,958 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 19:34:10,019 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 19:34:10,039 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 19:34:10,044 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 19:34:10,045 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 19:34:10,046 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 19:34:10,047 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product26.cil.c [2019-09-20 19:34:10,118 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c2542d7fe/b2eb95ba17474a46b17c57e254e7f18d/FLAG9dc1e5216 [2019-09-20 19:34:10,608 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 19:34:10,609 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product26.cil.c [2019-09-20 19:34:10,621 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c2542d7fe/b2eb95ba17474a46b17c57e254e7f18d/FLAG9dc1e5216 [2019-09-20 19:34:10,934 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c2542d7fe/b2eb95ba17474a46b17c57e254e7f18d [2019-09-20 19:34:10,943 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 19:34:10,944 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 19:34:10,945 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 19:34:10,945 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 19:34:10,948 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 19:34:10,949 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:34:10" (1/1) ... [2019-09-20 19:34:10,952 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@242ad12b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:34:10, skipping insertion in model container [2019-09-20 19:34:10,952 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:34:10" (1/1) ... [2019-09-20 19:34:10,959 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 19:34:11,011 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 19:34:11,429 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 19:34:11,448 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 19:34:11,540 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 19:34:11,578 INFO L192 MainTranslator]: Completed translation [2019-09-20 19:34:11,578 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:34:11 WrapperNode [2019-09-20 19:34:11,578 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 19:34:11,579 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 19:34:11,579 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 19:34:11,579 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 19:34:11,589 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:34:11" (1/1) ... [2019-09-20 19:34:11,589 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:34:11" (1/1) ... [2019-09-20 19:34:11,624 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:34:11" (1/1) ... [2019-09-20 19:34:11,625 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:34:11" (1/1) ... [2019-09-20 19:34:11,653 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:34:11" (1/1) ... [2019-09-20 19:34:11,662 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:34:11" (1/1) ... [2019-09-20 19:34:11,676 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:34:11" (1/1) ... [2019-09-20 19:34:11,683 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 19:34:11,684 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 19:34:11,684 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 19:34:11,684 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 19:34:11,685 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:34:11" (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 19:34:11,749 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 19:34:11,749 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 19:34:11,749 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 19:34:11,749 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 19:34:11,750 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 19:34:11,750 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 19:34:11,750 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 19:34:11,750 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-20 19:34:11,750 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-20 19:34:11,751 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 19:34:11,751 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 19:34:11,751 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 19:34:11,751 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 19:34:11,751 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 19:34:11,751 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 19:34:11,752 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 19:34:11,752 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 19:34:11,752 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 19:34:11,752 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 19:34:11,752 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 19:34:11,752 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-20 19:34:11,752 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 19:34:11,753 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 19:34:11,753 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 19:34:11,753 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 19:34:11,753 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 19:34:11,753 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 19:34:11,753 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 19:34:11,754 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 19:34:11,754 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-20 19:34:11,754 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 19:34:11,754 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-20 19:34:11,754 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 19:34:11,754 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 19:34:11,755 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 19:34:11,755 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 19:34:11,755 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 19:34:11,755 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-20 19:34:11,755 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-20 19:34:11,755 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 19:34:11,755 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 19:34:11,756 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 19:34:11,756 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 19:34:11,756 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 19:34:11,756 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 19:34:11,756 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 19:34:11,756 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 19:34:11,756 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 19:34:11,757 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 19:34:11,757 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 19:34:11,757 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-20 19:34:11,757 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-20 19:34:11,757 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 19:34:11,757 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 19:34:11,757 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 19:34:11,758 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 19:34:11,758 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 19:34:11,758 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 19:34:11,758 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 19:34:11,758 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 19:34:11,758 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 19:34:11,759 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 19:34:11,759 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 19:34:11,759 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 19:34:11,759 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 19:34:11,759 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-20 19:34:11,759 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 19:34:11,760 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 19:34:11,760 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 19:34:11,760 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 19:34:11,760 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 19:34:11,760 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 19:34:11,760 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 19:34:11,760 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 19:34:11,761 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 19:34:11,761 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 19:34:11,761 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 19:34:11,761 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 19:34:11,761 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 19:34:11,761 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 19:34:11,762 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 19:34:11,762 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 19:34:11,762 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 19:34:11,762 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 19:34:11,762 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 19:34:11,762 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-20 19:34:11,762 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 19:34:11,763 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-20 19:34:11,763 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-20 19:34:11,763 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-20 19:34:11,763 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 19:34:11,763 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 19:34:11,763 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 19:34:11,764 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 19:34:13,126 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 19:34:13,126 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 19:34:13,128 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 07:34:13 BoogieIcfgContainer [2019-09-20 19:34:13,128 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 19:34:13,129 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 19:34:13,129 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 19:34:13,129 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 19:34:13,130 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 07:34:13" (1/1) ... [2019-09-20 19:34:13,131 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 19:34:13,153 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 19:34:13,153 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 19:34:13,172 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 19:34:13,183 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 19:34:13,184 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 19:34:13,903 WARN L191 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 84 [2019-09-20 19:34:14,129 WARN L191 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 79 [2019-09-20 19:34:14,536 WARN L191 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 111 [2019-09-20 19:34:14,820 WARN L191 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2019-09-20 19:34:15,318 WARN L191 SmtUtils]: Spent 450.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 130 [2019-09-20 19:34:15,714 WARN L191 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 125 [2019-09-20 19:34:16,340 WARN L191 SmtUtils]: Spent 559.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 150 [2019-09-20 19:34:16,824 WARN L191 SmtUtils]: Spent 422.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 145 [2019-09-20 19:34:17,511 WARN L191 SmtUtils]: Spent 582.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 159 [2019-09-20 19:34:18,077 WARN L191 SmtUtils]: Spent 469.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 154 [2019-09-20 19:34:19,116 WARN L191 SmtUtils]: Spent 856.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 168 [2019-09-20 19:34:19,766 WARN L191 SmtUtils]: Spent 556.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 163 [2019-09-20 19:34:20,024 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2019-09-20 19:34:21,046 WARN L191 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 252 DAG size of output: 176 [2019-09-20 19:34:21,854 WARN L191 SmtUtils]: Spent 671.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 173 [2019-09-20 19:34:22,223 WARN L191 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-20 19:34:23,528 WARN L191 SmtUtils]: Spent 1.30 s on a formula simplification. DAG size of input: 289 DAG size of output: 186 [2019-09-20 19:34:24,412 WARN L191 SmtUtils]: Spent 719.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 183 [2019-09-20 19:34:24,865 WARN L191 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-09-20 19:34:26,520 WARN L191 SmtUtils]: Spent 1.65 s on a formula simplification. DAG size of input: 328 DAG size of output: 196 [2019-09-20 19:34:27,525 WARN L191 SmtUtils]: Spent 857.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 193 [2019-09-20 19:34:28,108 WARN L191 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2019-09-20 19:34:30,001 WARN L191 SmtUtils]: Spent 1.88 s on a formula simplification. DAG size of input: 372 DAG size of output: 206 [2019-09-20 19:34:31,231 WARN L191 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 250 DAG size of output: 205 [2019-09-20 19:34:31,999 WARN L191 SmtUtils]: Spent 444.00 ms on a formula simplification that was a NOOP. DAG size: 245 [2019-09-20 19:34:34,383 WARN L191 SmtUtils]: Spent 2.37 s on a formula simplification. DAG size of input: 400 DAG size of output: 218 [2019-09-20 19:34:34,601 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2019-09-20 19:34:35,675 WARN L191 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 253 DAG size of output: 217 [2019-09-20 19:34:36,349 WARN L191 SmtUtils]: Spent 509.00 ms on a formula simplification that was a NOOP. DAG size: 287 [2019-09-20 19:34:38,415 WARN L191 SmtUtils]: Spent 2.06 s on a formula simplification. DAG size of input: 473 DAG size of output: 231 [2019-09-20 19:34:39,745 WARN L191 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 272 DAG size of output: 226 [2019-09-20 19:34:40,913 WARN L191 SmtUtils]: Spent 671.00 ms on a formula simplification that was a NOOP. DAG size: 341 [2019-09-20 19:34:44,252 WARN L191 SmtUtils]: Spent 3.33 s on a formula simplification. DAG size of input: 495 DAG size of output: 239 [2019-09-20 19:34:44,523 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2019-09-20 19:34:45,830 WARN L191 SmtUtils]: Spent 1.30 s on a formula simplification. DAG size of input: 297 DAG size of output: 240 [2019-09-20 19:34:47,270 WARN L191 SmtUtils]: Spent 829.00 ms on a formula simplification that was a NOOP. DAG size: 387 [2019-09-20 19:34:51,352 WARN L191 SmtUtils]: Spent 4.07 s on a formula simplification. DAG size of input: 595 DAG size of output: 253 [2019-09-20 19:34:51,652 WARN L191 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-09-20 19:34:53,167 WARN L191 SmtUtils]: Spent 1.51 s on a formula simplification. DAG size of input: 304 DAG size of output: 254 [2019-09-20 19:34:54,871 WARN L191 SmtUtils]: Spent 1.00 s on a formula simplification that was a NOOP. DAG size: 437