java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product63.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-21 08:33:57,926 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-21 08:33:57,928 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-21 08:33:57,940 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-21 08:33:57,940 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-21 08:33:57,941 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-21 08:33:57,942 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-21 08:33:57,944 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-21 08:33:57,946 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-21 08:33:57,950 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-21 08:33:57,951 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-21 08:33:57,955 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-21 08:33:57,956 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-21 08:33:57,957 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-21 08:33:57,958 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-21 08:33:57,959 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-21 08:33:57,960 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-21 08:33:57,963 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-21 08:33:57,964 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-21 08:33:57,967 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-21 08:33:57,969 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-21 08:33:57,970 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-21 08:33:57,971 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-21 08:33:57,972 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-21 08:33:57,976 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-21 08:33:57,976 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-21 08:33:57,976 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-21 08:33:57,979 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-21 08:33:57,979 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-21 08:33:57,980 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-21 08:33:57,981 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-21 08:33:57,981 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-21 08:33:57,982 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-21 08:33:57,984 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-21 08:33:57,985 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-21 08:33:57,985 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-21 08:33:57,986 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-21 08:33:57,986 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-21 08:33:57,986 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-21 08:33:57,987 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-21 08:33:57,988 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-21 08:33:57,988 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 [2019-09-21 08:33:58,002 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-21 08:33:58,003 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-21 08:33:58,004 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-21 08:33:58,004 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-21 08:33:58,004 INFO L138 SettingsManager]: * Use SBE=true [2019-09-21 08:33:58,004 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-21 08:33:58,005 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-21 08:33:58,005 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-21 08:33:58,005 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-21 08:33:58,005 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-21 08:33:58,005 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-21 08:33:58,006 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-21 08:33:58,006 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-21 08:33:58,006 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-21 08:33:58,006 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-21 08:33:58,006 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-21 08:33:58,007 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-21 08:33:58,007 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-21 08:33:58,007 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-21 08:33:58,007 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-21 08:33:58,007 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-21 08:33:58,008 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-21 08:33:58,008 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-21 08:33:58,008 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-21 08:33:58,008 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-21 08:33:58,008 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-21 08:33:58,009 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-21 08:33:58,009 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-21 08:33:58,010 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-09-21 08:33:58,058 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-21 08:33:58,073 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-21 08:33:58,080 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-21 08:33:58,086 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-21 08:33:58,086 INFO L275 PluginConnector]: CDTParser initialized [2019-09-21 08:33:58,087 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product63.cil.c [2019-09-21 08:33:58,158 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ef0c03a2f/307a1ac2b36345b483832cbcbf11e9ac/FLAG42bcece5a [2019-09-21 08:33:58,654 INFO L306 CDTParser]: Found 1 translation units. [2019-09-21 08:33:58,655 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product63.cil.c [2019-09-21 08:33:58,680 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ef0c03a2f/307a1ac2b36345b483832cbcbf11e9ac/FLAG42bcece5a [2019-09-21 08:33:59,006 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ef0c03a2f/307a1ac2b36345b483832cbcbf11e9ac [2019-09-21 08:33:59,014 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-21 08:33:59,016 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-21 08:33:59,017 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-21 08:33:59,017 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-21 08:33:59,021 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-21 08:33:59,022 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:33:59" (1/1) ... [2019-09-21 08:33:59,024 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@607ca0ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:33:59, skipping insertion in model container [2019-09-21 08:33:59,025 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:33:59" (1/1) ... [2019-09-21 08:33:59,032 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-21 08:33:59,093 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-21 08:33:59,542 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 08:33:59,555 INFO L188 MainTranslator]: Completed pre-run [2019-09-21 08:33:59,658 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 08:33:59,706 INFO L192 MainTranslator]: Completed translation [2019-09-21 08:33:59,707 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:33:59 WrapperNode [2019-09-21 08:33:59,707 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-21 08:33:59,708 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-21 08:33:59,708 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-21 08:33:59,708 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-21 08:33:59,718 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:33:59" (1/1) ... [2019-09-21 08:33:59,719 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:33:59" (1/1) ... [2019-09-21 08:33:59,737 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:33:59" (1/1) ... [2019-09-21 08:33:59,737 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:33:59" (1/1) ... [2019-09-21 08:33:59,778 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:33:59" (1/1) ... [2019-09-21 08:33:59,788 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:33:59" (1/1) ... [2019-09-21 08:33:59,793 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:33:59" (1/1) ... [2019-09-21 08:33:59,801 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-21 08:33:59,801 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-21 08:33:59,801 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-21 08:33:59,801 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-21 08:33:59,802 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:33:59" (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 [2019-09-21 08:33:59,872 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-21 08:33:59,872 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-21 08:33:59,873 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-21 08:33:59,873 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-21 08:33:59,873 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-21 08:33:59,873 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-21 08:33:59,873 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-21 08:33:59,874 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-21 08:33:59,874 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-21 08:33:59,874 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-21 08:33:59,874 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-21 08:33:59,874 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-21 08:33:59,874 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-21 08:33:59,875 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-21 08:33:59,875 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-21 08:33:59,875 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-21 08:33:59,875 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-21 08:33:59,875 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-21 08:33:59,875 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-21 08:33:59,876 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-21 08:33:59,876 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-21 08:33:59,876 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-21 08:33:59,876 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-21 08:33:59,876 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-21 08:33:59,876 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-21 08:33:59,877 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-21 08:33:59,877 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-21 08:33:59,877 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-21 08:33:59,877 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-21 08:33:59,877 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-21 08:33:59,877 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-21 08:33:59,878 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-21 08:33:59,878 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-21 08:33:59,878 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-21 08:33:59,878 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-21 08:33:59,878 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-21 08:33:59,878 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-21 08:33:59,879 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-21 08:33:59,879 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-21 08:33:59,879 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-21 08:33:59,879 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-21 08:33:59,879 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-21 08:33:59,879 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-21 08:33:59,880 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-21 08:33:59,880 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-21 08:33:59,880 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-21 08:33:59,880 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-21 08:33:59,880 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-21 08:33:59,880 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-21 08:33:59,880 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-21 08:33:59,881 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-21 08:33:59,881 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-21 08:33:59,881 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-21 08:33:59,881 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-21 08:33:59,881 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-21 08:33:59,881 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-21 08:33:59,881 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-21 08:33:59,882 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-21 08:33:59,882 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-21 08:33:59,882 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-21 08:33:59,882 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-21 08:33:59,882 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-21 08:33:59,882 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-21 08:33:59,883 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-21 08:33:59,883 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-21 08:33:59,883 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-21 08:33:59,883 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-21 08:33:59,883 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-21 08:33:59,883 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-21 08:33:59,883 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-21 08:33:59,884 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-21 08:33:59,884 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-21 08:33:59,884 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-21 08:33:59,884 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-21 08:33:59,884 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-21 08:33:59,884 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-21 08:33:59,885 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-21 08:33:59,885 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-21 08:33:59,885 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-21 08:33:59,885 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-21 08:33:59,885 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-21 08:33:59,885 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-21 08:33:59,885 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-21 08:33:59,886 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-21 08:33:59,886 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-21 08:33:59,886 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-21 08:33:59,886 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-21 08:33:59,886 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-21 08:33:59,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-21 08:33:59,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-21 08:33:59,887 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-21 08:33:59,887 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-21 08:33:59,887 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-21 08:33:59,887 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-21 08:33:59,887 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-21 08:33:59,887 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-21 08:33:59,888 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-21 08:33:59,888 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-21 08:33:59,888 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-21 08:33:59,888 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-21 08:33:59,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-21 08:33:59,888 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-21 08:34:01,489 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-21 08:34:01,490 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-21 08:34:01,492 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:34:01 BoogieIcfgContainer [2019-09-21 08:34:01,492 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-21 08:34:01,493 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-21 08:34:01,493 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-21 08:34:01,494 INFO L275 PluginConnector]: Sifa initialized [2019-09-21 08:34:01,495 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:34:01" (1/1) ... [2019-09-21 08:34:01,497 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_QUICK ♦ Intern Fluid=SizeLimitFluid [2019-09-21 08:34:01,532 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-21 08:34:01,533 INFO L169 IcfgInterpreter]: Building call graph [2019-09-21 08:34:01,551 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-21 08:34:01,564 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-21 08:34:01,566 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-21 08:34:11,801 WARN L191 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-09-21 08:34:13,629 WARN L191 SmtUtils]: Spent 455.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-21 08:34:13,795 WARN L191 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-21 08:34:13,936 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-21 08:34:14,060 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-21 08:34:14,077 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 484 for LOIs [2019-09-21 08:34:14,127 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 484 for LOIs [2019-09-21 08:34:14,142 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 484 for LOIs [2019-09-21 08:34:14,317 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 488 [2019-09-21 08:34:14,505 WARN L191 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 488 [2019-09-21 08:34:14,936 WARN L191 SmtUtils]: Spent 381.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-21 08:34:15,245 WARN L191 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-21 08:34:15,523 WARN L191 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-21 08:34:15,758 WARN L191 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-21 08:34:15,986 WARN L191 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-21 08:34:16,166 WARN L191 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-21 08:34:16,402 WARN L191 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-21 08:34:16,617 WARN L191 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-21 08:34:17,104 WARN L191 SmtUtils]: Spent 442.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-21 08:34:17,442 WARN L191 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-21 08:34:18,352 WARN L191 SmtUtils]: Spent 551.00 ms on a formula simplification. DAG size of input: 516 DAG size of output: 516 [2019-09-21 08:34:18,717 WARN L191 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 516 [2019-09-21 08:34:19,048 WARN L191 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 516 DAG size of output: 516 [2019-09-21 08:34:19,467 WARN L191 SmtUtils]: Spent 417.00 ms on a formula simplification that was a NOOP. DAG size: 516 [2019-09-21 08:34:20,033 WARN L191 SmtUtils]: Spent 495.00 ms on a formula simplification. DAG size of input: 521 DAG size of output: 521 [2019-09-21 08:34:20,493 WARN L191 SmtUtils]: Spent 457.00 ms on a formula simplification. DAG size of input: 521 DAG size of output: 521 [2019-09-21 08:34:21,011 WARN L191 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-21 08:34:21,336 WARN L191 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-21 08:34:22,109 WARN L191 SmtUtils]: Spent 602.00 ms on a formula simplification. DAG size of input: 516 DAG size of output: 516 [2019-09-21 08:34:22,445 WARN L191 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 516 [2019-09-21 08:34:22,734 WARN L191 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 516 DAG size of output: 516 [2019-09-21 08:34:23,060 WARN L191 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 516 [2019-09-21 08:34:23,630 WARN L191 SmtUtils]: Spent 522.00 ms on a formula simplification. DAG size of input: 521 DAG size of output: 521 [2019-09-21 08:34:24,043 WARN L191 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 521 DAG size of output: 521 [2019-09-21 08:34:24,791 WARN L191 SmtUtils]: Spent 598.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-21 08:34:25,331 WARN L191 SmtUtils]: Spent 539.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-21 08:34:26,234 WARN L191 SmtUtils]: Spent 719.00 ms on a formula simplification. DAG size of input: 516 DAG size of output: 516 [2019-09-21 08:34:26,693 WARN L191 SmtUtils]: Spent 456.00 ms on a formula simplification that was a NOOP. DAG size: 516 [2019-09-21 08:34:26,979 WARN L191 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 516 DAG size of output: 516 [2019-09-21 08:34:27,261 WARN L191 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 516 [2019-09-21 08:34:27,639 WARN L191 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 520 DAG size of output: 520 [2019-09-21 08:34:28,004 WARN L191 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 520 DAG size of output: 520 [2019-09-21 08:34:28,568 WARN L191 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-21 08:34:28,848 WARN L191 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-21 08:34:29,378 WARN L191 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 516 DAG size of output: 516 [2019-09-21 08:34:29,659 WARN L191 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 516 [2019-09-21 08:34:29,939 WARN L191 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 516 DAG size of output: 516 [2019-09-21 08:34:30,225 WARN L191 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 516 [2019-09-21 08:34:30,669 WARN L191 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 521 DAG size of output: 521 [2019-09-21 08:34:31,069 WARN L191 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 521 DAG size of output: 521 [2019-09-21 08:34:31,202 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 10 for LOIs [2019-09-21 08:34:31,232 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 10 for LOIs [2019-09-21 08:34:31,244 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification2_spec__2 with input of size 3 for LOIs [2019-09-21 08:34:31,249 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 19 for LOIs [2019-09-21 08:34:31,250 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-21 08:34:31,250 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-21 08:34:31,253 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 846#(and (not (= 0 ~methAndRunningLastTime~0)) (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (not (= ~pumpRunning~0 0))) [2019-09-21 08:34:31,266 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-21 08:34:31,266 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-21 08:34:31,271 INFO L168 Benchmark]: Toolchain (without parser) took 32252.14 ms. Allocated memory was 140.0 MB in the beginning and 889.2 MB in the end (delta: 749.2 MB). Free memory was 85.2 MB in the beginning and 700.8 MB in the end (delta: -615.6 MB). Peak memory consumption was 133.6 MB. Max. memory is 7.1 GB. [2019-09-21 08:34:31,272 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 140.0 MB. Free memory is still 104.4 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-09-21 08:34:31,273 INFO L168 Benchmark]: CACSL2BoogieTranslator took 690.49 ms. Allocated memory was 140.0 MB in the beginning and 199.2 MB in the end (delta: 59.2 MB). Free memory was 84.7 MB in the beginning and 163.5 MB in the end (delta: -78.7 MB). Peak memory consumption was 22.1 MB. Max. memory is 7.1 GB. [2019-09-21 08:34:31,274 INFO L168 Benchmark]: Boogie Preprocessor took 92.93 ms. Allocated memory is still 199.2 MB. Free memory was 163.5 MB in the beginning and 159.1 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. [2019-09-21 08:34:31,281 INFO L168 Benchmark]: RCFGBuilder took 1691.42 ms. Allocated memory was 199.2 MB in the beginning and 224.4 MB in the end (delta: 25.2 MB). Free memory was 159.1 MB in the beginning and 137.2 MB in the end (delta: 21.9 MB). Peak memory consumption was 88.4 MB. Max. memory is 7.1 GB. [2019-09-21 08:34:31,283 INFO L168 Benchmark]: Sifa took 29772.99 ms. Allocated memory was 224.4 MB in the beginning and 889.2 MB in the end (delta: 664.8 MB). Free memory was 137.2 MB in the beginning and 700.8 MB in the end (delta: -563.6 MB). Peak memory consumption was 101.2 MB. Max. memory is 7.1 GB. [2019-09-21 08:34:31,289 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 140.0 MB. Free memory is still 104.4 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 690.49 ms. Allocated memory was 140.0 MB in the beginning and 199.2 MB in the end (delta: 59.2 MB). Free memory was 84.7 MB in the beginning and 163.5 MB in the end (delta: -78.7 MB). Peak memory consumption was 22.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 92.93 ms. Allocated memory is still 199.2 MB. Free memory was 163.5 MB in the beginning and 159.1 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1691.42 ms. Allocated memory was 199.2 MB in the beginning and 224.4 MB in the end (delta: 25.2 MB). Free memory was 159.1 MB in the beginning and 137.2 MB in the end (delta: 21.9 MB). Peak memory consumption was 88.4 MB. Max. memory is 7.1 GB. * Sifa took 29772.99 ms. Allocated memory was 224.4 MB in the beginning and 889.2 MB in the end (delta: 664.8 MB). Free memory was 137.2 MB in the beginning and 700.8 MB in the end (delta: -563.6 MB). Peak memory consumption was 101.2 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]: 29720, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 410, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 278, TOOLS_POST_TIME[ms]: 12391, TOOLS_POST_CALL_APPLICATIONS: 113, TOOLS_POST_CALL_TIME[ms]: 418, TOOLS_POST_RETURN_APPLICATIONS: 104, TOOLS_POST_RETURN_TIME[ms]: 288, TOOLS_QUANTIFIERELIM_APPLICATIONS: 495, TOOLS_QUANTIFIERELIM_TIME[ms]: 12899, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 12145, FLUID_QUERY_TIME[ms]: 17, FLUID_QUERIES: 421, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 131, DOMAIN_JOIN_TIME[ms]: 15703, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 6, DOMAIN_WIDEN_TIME[ms]: 241, DOMAIN_ISSUBSETEQ_APPLICATIONS: 11, DOMAIN_ISSUBSETEQ_TIME[ms]: 48, DOMAIN_ISBOTTOM_APPLICATIONS: 86, DOMAIN_ISBOTTOM_TIME[ms]: 440, LOOP_SUMMARIZER_APPLICATIONS: 5, LOOP_SUMMARIZER_CACHE_MISSES: 5, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 14522, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 14521, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 11, CALL_SUMMARIZER_APPLICATIONS: 104, CALL_SUMMARIZER_CACHE_MISSES: 29, CALL_SUMMARIZER_OVERALL_TIME[ms]: 12599, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 12598, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 35, DAG_COMPRESSION_PROCESSED_NODES: 561, DAG_COMPRESSION_RETAINED_NODES: 280 - UnprovableResult [Line: 150]: 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 846#(and (not (= 0 ~methAndRunningLastTime~0)) (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...