java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.logsizewrapperfluid.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK --sifa.max.parallel.explicit.values 4 --sifa.sizelimitfluid.max.disjunctions 16 -i ../../../trunk/examples/svcomp/product-lines/minepump_spec3_product57.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-ba7495b [2019-09-25 17:50:04,901 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-25 17:50:04,904 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-25 17:50:04,915 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-25 17:50:04,916 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-25 17:50:04,917 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-25 17:50:04,918 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-25 17:50:04,920 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-25 17:50:04,922 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-25 17:50:04,923 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-25 17:50:04,924 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-25 17:50:04,925 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-25 17:50:04,926 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-25 17:50:04,927 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-25 17:50:04,928 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-25 17:50:04,929 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-25 17:50:04,930 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-25 17:50:04,931 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-25 17:50:04,933 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-25 17:50:04,935 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-25 17:50:04,937 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-25 17:50:04,938 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-25 17:50:04,940 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-25 17:50:04,940 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-25 17:50:04,943 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-25 17:50:04,944 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-25 17:50:04,944 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-25 17:50:04,945 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-25 17:50:04,946 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-25 17:50:04,947 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-25 17:50:04,947 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-25 17:50:04,948 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-25 17:50:04,949 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-25 17:50:04,950 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-25 17:50:04,951 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-25 17:50:04,951 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-25 17:50:04,952 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-25 17:50:04,952 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-25 17:50:04,952 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-25 17:50:04,953 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-25 17:50:04,954 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-25 17:50:04,955 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 [2019-09-25 17:50:04,971 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-25 17:50:04,971 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-25 17:50:04,972 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-25 17:50:04,972 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-25 17:50:04,972 INFO L138 SettingsManager]: * Use SBE=true [2019-09-25 17:50:04,973 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-25 17:50:04,973 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-25 17:50:04,973 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-25 17:50:04,973 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-25 17:50:04,973 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-25 17:50:04,974 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-25 17:50:04,974 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-25 17:50:04,974 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-25 17:50:04,974 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-25 17:50:04,974 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-25 17:50:04,975 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-25 17:50:04,975 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-25 17:50:04,975 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-25 17:50:04,975 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-25 17:50:04,975 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-25 17:50:04,976 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-25 17:50:04,976 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-25 17:50:04,976 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-25 17:50:04,976 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-25 17:50:04,976 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-25 17:50:04,977 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-25 17:50:04,977 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-25 17:50:04,977 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-25 17:50:04,977 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: LogSizeWrapperFluid Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Max. Parallel Explicit Values -> 4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: SizeLimitFluid Max. Disjunctions -> 16 [2019-09-25 17:50:05,023 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-25 17:50:05,036 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-25 17:50:05,039 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-25 17:50:05,041 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-25 17:50:05,041 INFO L275 PluginConnector]: CDTParser initialized [2019-09-25 17:50:05,042 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product57.cil.c [2019-09-25 17:50:05,107 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5b5529ffe/3caa7d5939be4566af006872f614f73f/FLAG5a8b16c6d [2019-09-25 17:50:05,627 INFO L306 CDTParser]: Found 1 translation units. [2019-09-25 17:50:05,628 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec3_product57.cil.c [2019-09-25 17:50:05,645 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5b5529ffe/3caa7d5939be4566af006872f614f73f/FLAG5a8b16c6d [2019-09-25 17:50:05,946 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5b5529ffe/3caa7d5939be4566af006872f614f73f [2019-09-25 17:50:05,956 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-25 17:50:05,958 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-25 17:50:05,959 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-25 17:50:05,959 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-25 17:50:05,963 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-25 17:50:05,964 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 05:50:05" (1/1) ... [2019-09-25 17:50:05,967 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3aceb178 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:50:05, skipping insertion in model container [2019-09-25 17:50:05,968 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 05:50:05" (1/1) ... [2019-09-25 17:50:05,976 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-25 17:50:06,037 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-25 17:50:06,500 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 17:50:06,519 INFO L188 MainTranslator]: Completed pre-run [2019-09-25 17:50:06,621 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 17:50:06,667 INFO L192 MainTranslator]: Completed translation [2019-09-25 17:50:06,668 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:50:06 WrapperNode [2019-09-25 17:50:06,668 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-25 17:50:06,668 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-25 17:50:06,669 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-25 17:50:06,669 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-25 17:50:06,683 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:50:06" (1/1) ... [2019-09-25 17:50:06,683 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:50:06" (1/1) ... [2019-09-25 17:50:06,719 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:50:06" (1/1) ... [2019-09-25 17:50:06,721 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:50:06" (1/1) ... [2019-09-25 17:50:06,759 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:50:06" (1/1) ... [2019-09-25 17:50:06,769 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:50:06" (1/1) ... [2019-09-25 17:50:06,774 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:50:06" (1/1) ... [2019-09-25 17:50:06,781 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-25 17:50:06,782 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-25 17:50:06,782 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-25 17:50:06,782 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-25 17:50:06,786 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:50:06" (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 [2019-09-25 17:50:06,855 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-25 17:50:06,856 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-25 17:50:06,856 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-25 17:50:06,856 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-25 17:50:06,856 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-25 17:50:06,856 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-25 17:50:06,857 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-25 17:50:06,857 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-25 17:50:06,857 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-25 17:50:06,857 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-25 17:50:06,857 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-25 17:50:06,858 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-25 17:50:06,858 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-25 17:50:06,858 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-25 17:50:06,858 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-25 17:50:06,858 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-25 17:50:06,858 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-25 17:50:06,859 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-25 17:50:06,859 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-25 17:50:06,859 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-25 17:50:06,859 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-25 17:50:06,859 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2019-09-25 17:50:06,859 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-25 17:50:06,860 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-25 17:50:06,860 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-25 17:50:06,860 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-25 17:50:06,860 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-25 17:50:06,860 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-25 17:50:06,860 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-25 17:50:06,861 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-25 17:50:06,861 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-25 17:50:06,861 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-25 17:50:06,861 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-25 17:50:06,861 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-25 17:50:06,861 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-25 17:50:06,861 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-25 17:50:06,862 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-25 17:50:06,862 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-25 17:50:06,862 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-25 17:50:06,862 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-25 17:50:06,862 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-25 17:50:06,862 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-25 17:50:06,863 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-25 17:50:06,863 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-25 17:50:06,863 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-25 17:50:06,863 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-25 17:50:06,863 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-25 17:50:06,863 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-25 17:50:06,864 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-25 17:50:06,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-25 17:50:06,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-25 17:50:06,864 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-25 17:50:06,864 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-25 17:50:06,864 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-25 17:50:06,865 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-25 17:50:06,865 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-25 17:50:06,865 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-25 17:50:06,865 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-25 17:50:06,865 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-25 17:50:06,865 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-25 17:50:06,865 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-25 17:50:06,866 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-25 17:50:06,866 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-25 17:50:06,866 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-25 17:50:06,866 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-25 17:50:06,866 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-25 17:50:06,866 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-25 17:50:06,867 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-25 17:50:06,867 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-25 17:50:06,867 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-25 17:50:06,867 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-25 17:50:06,867 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-25 17:50:06,867 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-25 17:50:06,867 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-25 17:50:06,868 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-25 17:50:06,868 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2019-09-25 17:50:06,868 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-25 17:50:06,868 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-25 17:50:06,868 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-25 17:50:06,868 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-25 17:50:06,869 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-25 17:50:06,869 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-25 17:50:06,869 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-25 17:50:06,869 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-25 17:50:06,869 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-25 17:50:06,869 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-25 17:50:06,870 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-25 17:50:06,870 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-25 17:50:06,870 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-25 17:50:06,870 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-25 17:50:06,870 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-25 17:50:06,870 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-25 17:50:06,870 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-25 17:50:06,871 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-25 17:50:06,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-25 17:50:06,871 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-25 17:50:08,488 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-25 17:50:08,489 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-25 17:50:08,490 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 05:50:08 BoogieIcfgContainer [2019-09-25 17:50:08,490 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-25 17:50:08,491 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-25 17:50:08,491 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-25 17:50:08,491 INFO L275 PluginConnector]: Sifa initialized [2019-09-25 17:50:08,493 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 05:50:08" (1/1) ... [2019-09-25 17:50:08,493 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=ExplicitValueDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=4 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=16 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-09-25 17:50:08,517 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-25 17:50:08,517 INFO L169 IcfgInterpreter]: Building call graph [2019-09-25 17:50:08,526 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-25 17:50:08,535 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-25 17:50:08,537 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-25 17:50:17,813 WARN L191 SmtUtils]: Spent 403.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-09-25 17:50:19,918 WARN L191 SmtUtils]: Spent 469.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-25 17:50:20,091 WARN L191 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-25 17:50:20,219 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-25 17:50:20,339 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-25 17:50:20,357 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 478 for LOIs [2019-09-25 17:50:20,418 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 478 for LOIs [2019-09-25 17:50:20,423 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 478 for LOIs [2019-09-25 17:50:20,628 WARN L191 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 482 [2019-09-25 17:50:20,765 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 482 [2019-09-25 17:50:21,142 WARN L191 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 494 [2019-09-25 17:50:21,557 WARN L191 SmtUtils]: Spent 409.00 ms on a formula simplification that was a NOOP. DAG size: 494 [2019-09-25 17:50:21,829 WARN L191 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 494 [2019-09-25 17:50:22,114 WARN L191 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 494 [2019-09-25 17:50:22,691 WARN L191 SmtUtils]: Spent 506.00 ms on a formula simplification that was a NOOP. DAG size: 510 [2019-09-25 17:50:23,287 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 516 DAG size of output: 516 [2019-09-25 17:50:23,435 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-25 17:50:23,588 WARN L191 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-25 17:50:23,706 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-25 17:50:24,366 WARN L191 SmtUtils]: Spent 598.00 ms on a formula simplification that was a NOOP. DAG size: 510 [2019-09-25 17:50:24,542 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-09-25 17:50:24,544 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 72 for LOIs [2019-09-25 17:50:24,620 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification3_spec__1 with input of size 63 for LOIs [2019-09-25 17:50:24,628 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 78 for LOIs [2019-09-25 17:50:24,636 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-25 17:50:24,637 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-25 17:50:24,639 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 441#(and (= |#t~string20.offset| 0) (= |#t~string21.offset| 0) (= |#t~string44.offset| 0) (= |#t~string56.offset| 0) (= |#t~string29.offset| 0) (= |#t~string42.offset| 0) (= |#t~string27.offset| 0) (= |#t~string54.offset| 0) (= |#t~string58.offset| 0) (= |#t~string28.offset| 0) (= |#t~string66.offset| 0) (= |#t~string62.offset| 0) (= |#t~string64.offset| 0) (= |#t~string19.offset| 0) (= ~head~0.base 0) (= |#t~string32.offset| 0) (= |#t~string30.offset| 0) (= ~cleanupTimeShifts~0 4) (= |#t~string68.offset| 0) (<= ~methaneLevelCritical~0 2147483647) (= |#NULL.base| 0) (= |#t~string38.offset| 0) (= 0 ~methaneLevelCritical~0) (= 2 ~waterLevel~0) (<= 0 (+ ~pumpRunning~0 2147483648)) (= |#t~string18.offset| 0) (= |#t~string60.offset| 0) (= |#t~string22.offset| 0) (= ~head~0.offset 0) (<= ~pumpRunning~0 2147483647) (= |#t~string31.offset| 0) (= |#t~string36.offset| 0) (= |#t~string40.offset| 0) (= |#NULL.offset| 0) (= ~pumpRunning~0 0) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (= |#t~string23.offset| 0)) [2019-09-25 17:50:24,652 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-25 17:50:24,652 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-25 17:50:24,654 INFO L168 Benchmark]: Toolchain (without parser) took 18696.10 ms. Allocated memory was 133.2 MB in the beginning and 481.3 MB in the end (delta: 348.1 MB). Free memory was 86.3 MB in the beginning and 258.2 MB in the end (delta: -171.9 MB). Peak memory consumption was 176.2 MB. Max. memory is 7.1 GB. [2019-09-25 17:50:24,655 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 133.2 MB. Free memory was 106.1 MB in the beginning and 105.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-25 17:50:24,656 INFO L168 Benchmark]: CACSL2BoogieTranslator took 709.15 ms. Allocated memory was 133.2 MB in the beginning and 201.3 MB in the end (delta: 68.2 MB). Free memory was 86.1 MB in the beginning and 165.6 MB in the end (delta: -79.5 MB). Peak memory consumption was 27.1 MB. Max. memory is 7.1 GB. [2019-09-25 17:50:24,657 INFO L168 Benchmark]: Boogie Preprocessor took 113.05 ms. Allocated memory is still 201.3 MB. Free memory was 165.6 MB in the beginning and 161.3 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. [2019-09-25 17:50:24,658 INFO L168 Benchmark]: RCFGBuilder took 1708.66 ms. Allocated memory was 201.3 MB in the beginning and 226.0 MB in the end (delta: 24.6 MB). Free memory was 161.3 MB in the beginning and 137.7 MB in the end (delta: 23.6 MB). Peak memory consumption was 89.0 MB. Max. memory is 7.1 GB. [2019-09-25 17:50:24,659 INFO L168 Benchmark]: Sifa took 16161.10 ms. Allocated memory was 226.0 MB in the beginning and 481.3 MB in the end (delta: 255.3 MB). Free memory was 137.7 MB in the beginning and 258.2 MB in the end (delta: -120.5 MB). Peak memory consumption was 134.9 MB. Max. memory is 7.1 GB. [2019-09-25 17:50:24,662 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 133.2 MB. Free memory was 106.1 MB in the beginning and 105.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 709.15 ms. Allocated memory was 133.2 MB in the beginning and 201.3 MB in the end (delta: 68.2 MB). Free memory was 86.1 MB in the beginning and 165.6 MB in the end (delta: -79.5 MB). Peak memory consumption was 27.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 113.05 ms. Allocated memory is still 201.3 MB. Free memory was 165.6 MB in the beginning and 161.3 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1708.66 ms. Allocated memory was 201.3 MB in the beginning and 226.0 MB in the end (delta: 24.6 MB). Free memory was 161.3 MB in the beginning and 137.7 MB in the end (delta: 23.6 MB). Peak memory consumption was 89.0 MB. Max. memory is 7.1 GB. * Sifa took 16161.10 ms. Allocated memory was 226.0 MB in the beginning and 481.3 MB in the end (delta: 255.3 MB). Free memory was 137.7 MB in the beginning and 258.2 MB in the end (delta: -120.5 MB). Peak memory consumption was 134.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 16122, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 201, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 133, TOOLS_POST_TIME[ms]: 11558, TOOLS_POST_CALL_APPLICATIONS: 58, TOOLS_POST_CALL_TIME[ms]: 150, TOOLS_POST_RETURN_APPLICATIONS: 51, TOOLS_POST_RETURN_TIME[ms]: 100, TOOLS_QUANTIFIERELIM_APPLICATIONS: 241, TOOLS_QUANTIFIERELIM_TIME[ms]: 11726, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 11500, FLUID_QUERY_TIME[ms]: 11, FLUID_QUERIES: 203, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 65, DOMAIN_JOIN_TIME[ms]: 4069, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME[ms]: 0, DOMAIN_ISSUBSETEQ_APPLICATIONS: 2, DOMAIN_ISSUBSETEQ_TIME[ms]: 5, DOMAIN_ISBOTTOM_APPLICATIONS: 34, DOMAIN_ISBOTTOM_TIME[ms]: 99, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 486, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 486, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 2, CALL_SUMMARIZER_APPLICATIONS: 51, CALL_SUMMARIZER_CACHE_MISSES: 28, CALL_SUMMARIZER_OVERALL_TIME[ms]: 11962, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 11961, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 7, DAG_COMPRESSION_TIME[ms]: 30, DAG_COMPRESSION_PROCESSED_NODES: 408, DAG_COMPRESSION_RETAINED_NODES: 218 - UnprovableResult [Line: 595]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 441#(and (= |#t~string20.offset| 0) (= |#t~string21.offset| 0) (= |#t~string44.offset| 0) (= |#t~string56.offset| 0) (= |#t~string29.offset| 0) (= |#t~string42.offset| 0) (= |#t~string27.offset| 0) (= |#t~string54.offset| 0) (= |#t~string58.offset| 0) (= |#t~string28.offset| 0) (= |#t~string66.offset| 0) (= |#t~string62.offset| 0) (= |#t~string64.offset| 0) (= |#t~string19.offset| 0) (= ~head~0.base 0) (= |#t~string32.offset| 0) (= |#t~string30.offset| 0) (= ~cleanupTimeShifts~0 4) (= |#t~string68.offset| 0) (<= ~methaneLevelCritical~0 2147483647) (= |#NULL.base| 0) (= |#t~string38.offset| 0) (= 0 ~methaneLevelCritical~0) (= 2 ~waterLevel~0) (<= 0 (+ ~pumpRunning~0 2147483648)) (= |#t~string18.offset| 0) (= |#t~string60.offset| 0) (= |#t~string22.offset| 0) (= ~head~0.offset 0) (<= ~pumpRunning~0 2147483647) (= |#t~string31.offset| 0) (= |#t~string36.offset| 0) (= |#t~string40.offset| 0) (= |#NULL.offset| 0) (= ~pumpRunning~0 0) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (= |#t~string23.offset| 0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...