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 ReUseSupersetCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product63.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-19 00:35:10,964 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-19 00:35:10,966 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-19 00:35:10,978 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-19 00:35:10,978 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-19 00:35:10,979 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-19 00:35:10,981 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-19 00:35:10,982 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-19 00:35:10,984 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-19 00:35:10,985 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-19 00:35:10,986 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-19 00:35:10,987 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-19 00:35:10,988 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-19 00:35:10,989 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-19 00:35:10,990 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-19 00:35:10,991 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-19 00:35:10,992 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-19 00:35:10,993 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-19 00:35:10,994 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-19 00:35:10,996 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-19 00:35:10,997 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-19 00:35:10,999 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-19 00:35:11,000 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-19 00:35:11,000 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-19 00:35:11,003 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-19 00:35:11,003 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-19 00:35:11,003 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-19 00:35:11,004 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-19 00:35:11,005 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-19 00:35:11,006 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-19 00:35:11,006 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-19 00:35:11,007 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-19 00:35:11,007 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-19 00:35:11,008 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-19 00:35:11,009 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-19 00:35:11,009 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-19 00:35:11,010 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-19 00:35:11,010 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-19 00:35:11,011 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-19 00:35:11,011 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-19 00:35:11,012 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-19 00:35:11,013 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 [2019-09-19 00:35:11,029 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-19 00:35:11,030 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-19 00:35:11,031 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-19 00:35:11,031 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-19 00:35:11,031 INFO L138 SettingsManager]: * Use SBE=true [2019-09-19 00:35:11,031 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-19 00:35:11,032 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-19 00:35:11,032 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-19 00:35:11,032 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-19 00:35:11,032 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-19 00:35:11,032 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-19 00:35:11,033 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-19 00:35:11,033 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-19 00:35:11,033 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-19 00:35:11,033 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-19 00:35:11,033 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-19 00:35:11,034 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-19 00:35:11,034 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-19 00:35:11,034 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-19 00:35:11,034 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-19 00:35:11,034 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-19 00:35:11,035 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 00:35:11,035 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-19 00:35:11,035 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-19 00:35:11,035 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-19 00:35:11,035 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-19 00:35:11,036 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-19 00:35:11,036 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-19 00:35:11,036 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 -> ReUseSupersetCallSummarizer 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 [2019-09-19 00:35:11,066 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-19 00:35:11,079 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-19 00:35:11,082 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-19 00:35:11,084 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-19 00:35:11,084 INFO L275 PluginConnector]: CDTParser initialized [2019-09-19 00:35:11,085 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product63.cil.c [2019-09-19 00:35:11,142 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d23cec8d6/e7d63132d6354df4a1ebe194aab6e0f8/FLAG22773dac7 [2019-09-19 00:35:11,694 INFO L306 CDTParser]: Found 1 translation units. [2019-09-19 00:35:11,695 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product63.cil.c [2019-09-19 00:35:11,711 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d23cec8d6/e7d63132d6354df4a1ebe194aab6e0f8/FLAG22773dac7 [2019-09-19 00:35:11,952 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d23cec8d6/e7d63132d6354df4a1ebe194aab6e0f8 [2019-09-19 00:35:11,962 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-19 00:35:11,963 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-19 00:35:11,964 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-19 00:35:11,964 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-19 00:35:11,968 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-19 00:35:11,969 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 12:35:11" (1/1) ... [2019-09-19 00:35:11,972 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e554fa4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 12:35:11, skipping insertion in model container [2019-09-19 00:35:11,972 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 12:35:11" (1/1) ... [2019-09-19 00:35:11,979 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-19 00:35:12,033 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-19 00:35:12,527 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 00:35:12,540 INFO L188 MainTranslator]: Completed pre-run [2019-09-19 00:35:12,631 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 00:35:12,668 INFO L192 MainTranslator]: Completed translation [2019-09-19 00:35:12,668 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 12:35:12 WrapperNode [2019-09-19 00:35:12,668 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-19 00:35:12,669 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-19 00:35:12,669 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-19 00:35:12,670 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-19 00:35:12,683 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 12:35:12" (1/1) ... [2019-09-19 00:35:12,683 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 12:35:12" (1/1) ... [2019-09-19 00:35:12,709 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 12:35:12" (1/1) ... [2019-09-19 00:35:12,709 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 12:35:12" (1/1) ... [2019-09-19 00:35:12,756 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 12:35:12" (1/1) ... [2019-09-19 00:35:12,771 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 12:35:12" (1/1) ... [2019-09-19 00:35:12,781 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 12:35:12" (1/1) ... [2019-09-19 00:35:12,789 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-19 00:35:12,790 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-19 00:35:12,790 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-19 00:35:12,790 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-19 00:35:12,791 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 12:35:12" (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 [2019-09-19 00:35:12,858 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-19 00:35:12,858 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-19 00:35:12,858 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-19 00:35:12,858 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-09-19 00:35:12,859 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-09-19 00:35:12,859 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-09-19 00:35:12,859 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-19 00:35:12,860 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-19 00:35:12,860 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-19 00:35:12,860 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-19 00:35:12,860 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-19 00:35:12,861 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-19 00:35:12,861 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-19 00:35:12,861 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-19 00:35:12,862 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-19 00:35:12,862 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-19 00:35:12,864 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-19 00:35:12,864 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-19 00:35:12,865 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-19 00:35:12,865 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-19 00:35:12,865 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-19 00:35:12,865 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-19 00:35:12,865 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-19 00:35:12,865 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-19 00:35:12,866 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-19 00:35:12,866 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-19 00:35:12,866 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-19 00:35:12,866 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-19 00:35:12,866 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-19 00:35:12,866 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-19 00:35:12,866 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-19 00:35:12,867 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-19 00:35:12,867 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-19 00:35:12,867 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-19 00:35:12,867 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-19 00:35:12,868 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-19 00:35:12,868 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-19 00:35:12,868 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-19 00:35:12,868 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-19 00:35:12,868 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-19 00:35:12,868 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-19 00:35:12,868 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-19 00:35:12,869 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-19 00:35:12,869 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-19 00:35:12,869 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-19 00:35:12,869 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-19 00:35:12,869 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-19 00:35:12,869 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-19 00:35:12,870 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-19 00:35:12,870 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-19 00:35:12,870 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-19 00:35:12,870 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-09-19 00:35:12,870 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-09-19 00:35:12,871 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-09-19 00:35:12,871 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-19 00:35:12,871 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-19 00:35:12,871 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-19 00:35:12,871 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-19 00:35:12,871 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-19 00:35:12,872 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-19 00:35:12,872 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-19 00:35:12,872 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-19 00:35:12,873 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-19 00:35:12,873 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-19 00:35:12,873 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-19 00:35:12,873 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-19 00:35:12,873 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-19 00:35:12,873 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-19 00:35:12,874 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-19 00:35:12,874 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-19 00:35:12,874 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-19 00:35:12,874 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-19 00:35:12,874 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-19 00:35:12,875 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-19 00:35:12,875 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-19 00:35:12,875 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-19 00:35:12,876 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-19 00:35:12,876 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-19 00:35:12,876 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-19 00:35:12,877 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-19 00:35:12,877 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-19 00:35:12,877 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-19 00:35:12,878 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-19 00:35:12,878 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-19 00:35:12,878 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-19 00:35:12,878 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-19 00:35:12,879 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-19 00:35:12,879 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-19 00:35:12,880 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-19 00:35:12,880 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-19 00:35:12,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-19 00:35:12,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-19 00:35:12,881 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-19 00:35:12,881 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-19 00:35:12,881 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-19 00:35:12,881 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-19 00:35:12,881 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-19 00:35:12,882 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-19 00:35:12,882 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-19 00:35:12,882 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-19 00:35:12,882 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-19 00:35:12,882 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-19 00:35:12,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-19 00:35:12,883 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-19 00:35:14,581 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-19 00:35:14,581 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-19 00:35:14,583 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 12:35:14 BoogieIcfgContainer [2019-09-19 00:35:14,583 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-19 00:35:14,584 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-19 00:35:14,584 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-19 00:35:14,584 INFO L275 PluginConnector]: Sifa initialized [2019-09-19 00:35:14,585 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 12:35:14" (1/1) ... [2019-09-19 00:35:14,586 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=ReUseSupersetCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-19 00:35:14,612 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-19 00:35:14,613 INFO L169 IcfgInterpreter]: Building call graph [2019-09-19 00:35:14,632 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-19 00:35:14,645 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-19 00:35:14,646 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-19 00:35:25,806 WARN L191 SmtUtils]: Spent 11.04 s on a formula simplification that was a NOOP. DAG size: 443 [2019-09-19 00:35:37,214 WARN L191 SmtUtils]: Spent 11.40 s on a formula simplification that was a NOOP. DAG size: 443 [2019-09-19 00:36:00,518 WARN L191 SmtUtils]: Spent 13.90 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-19 00:36:02,132 WARN L191 SmtUtils]: Spent 419.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-19 00:36:05,905 WARN L191 SmtUtils]: Spent 3.77 s on a formula simplification. DAG size of input: 474 DAG size of output: 424 [2019-09-19 00:36:05,915 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 434 for LOIs [2019-09-19 00:36:07,608 WARN L191 SmtUtils]: Spent 1.68 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 00:36:09,303 WARN L191 SmtUtils]: Spent 1.69 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 00:36:11,050 WARN L191 SmtUtils]: Spent 1.74 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 00:36:12,759 WARN L191 SmtUtils]: Spent 1.71 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 00:36:14,494 WARN L191 SmtUtils]: Spent 1.73 s on a formula simplification that was a NOOP. DAG size: 428 [2019-09-19 00:36:16,243 WARN L191 SmtUtils]: Spent 1.75 s on a formula simplification that was a NOOP. DAG size: 428 [2019-09-19 00:36:17,943 WARN L191 SmtUtils]: Spent 1.68 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 00:36:19,653 WARN L191 SmtUtils]: Spent 1.71 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 00:36:19,661 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 434 for LOIs [2019-09-19 00:36:21,428 WARN L191 SmtUtils]: Spent 1.76 s on a formula simplification that was a NOOP. DAG size: 426 [2019-09-19 00:36:23,179 WARN L191 SmtUtils]: Spent 1.75 s on a formula simplification that was a NOOP. DAG size: 426 [2019-09-19 00:36:23,188 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 434 for LOIs [2019-09-19 00:36:26,746 WARN L191 SmtUtils]: Spent 3.41 s on a formula simplification. DAG size of input: 433 DAG size of output: 427 [2019-09-19 00:36:28,445 WARN L191 SmtUtils]: Spent 1.70 s on a formula simplification that was a NOOP. DAG size: 427 [2019-09-19 00:36:39,464 WARN L191 SmtUtils]: Spent 11.01 s on a formula simplification. DAG size of input: 454 DAG size of output: 452 [2019-09-19 00:36:44,823 WARN L191 SmtUtils]: Spent 5.36 s on a formula simplification that was a NOOP. DAG size: 452 [2019-09-19 00:36:55,063 WARN L191 SmtUtils]: Spent 10.19 s on a formula simplification. DAG size of input: 435 DAG size of output: 430 [2019-09-19 00:37:00,220 WARN L191 SmtUtils]: Spent 5.16 s on a formula simplification that was a NOOP. DAG size: 430 [2019-09-19 00:37:16,771 WARN L191 SmtUtils]: Spent 16.53 s on a formula simplification. DAG size of input: 470 DAG size of output: 467 [2019-09-19 00:37:23,992 WARN L191 SmtUtils]: Spent 7.22 s on a formula simplification that was a NOOP. DAG size: 467 [2019-09-19 00:37:25,966 WARN L191 SmtUtils]: Spent 1.86 s on a formula simplification. DAG size of input: 434 DAG size of output: 1 [2019-09-19 00:37:39,482 WARN L191 SmtUtils]: Spent 13.51 s on a formula simplification. DAG size of input: 436 DAG size of output: 435 [2019-09-19 00:37:46,257 WARN L191 SmtUtils]: Spent 6.77 s on a formula simplification that was a NOOP. DAG size: 435 [2019-09-19 00:37:53,008 WARN L191 SmtUtils]: Spent 6.75 s on a formula simplification that was a NOOP. DAG size: 435 [2019-09-19 00:37:59,810 WARN L191 SmtUtils]: Spent 6.80 s on a formula simplification that was a NOOP. DAG size: 435 [2019-09-19 00:38:27,060 WARN L191 SmtUtils]: Spent 27.22 s on a formula simplification. DAG size of input: 504 DAG size of output: 489 [2019-09-19 00:38:38,941 WARN L191 SmtUtils]: Spent 11.88 s on a formula simplification that was a NOOP. DAG size: 489 [2019-09-19 00:38:51,006 WARN L191 SmtUtils]: Spent 12.06 s on a formula simplification that was a NOOP. DAG size: 494 [2019-09-19 00:38:51,601 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 38 [2019-09-19 00:38:52,033 WARN L191 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 33 [2019-09-19 00:38:52,228 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 33 [2019-09-19 00:38:52,545 WARN L191 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 37 [2019-09-19 00:38:53,269 WARN L191 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 34 [2019-09-19 00:38:53,821 WARN L191 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 50 [2019-09-19 00:38:53,962 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 39 [2019-09-19 00:38:54,396 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 35 [2019-09-19 00:38:54,667 WARN L191 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 37 [2019-09-19 00:38:55,166 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 37 [2019-09-19 00:38:55,741 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 35 [2019-09-19 00:38:55,898 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 35 [2019-09-19 00:38:56,464 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 39 [2019-09-19 00:38:56,716 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 10 for LOIs [2019-09-19 00:38:57,180 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 10 for LOIs [2019-09-19 00:38:57,456 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 38 [2019-09-19 00:38:57,521 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification5_spec__3 with input of size 28 for LOIs [2019-09-19 00:38:57,551 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 41 for LOIs [2019-09-19 00:38:57,613 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-19 00:38:57,613 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-19 00:38:57,615 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 590#(and (<= ~pumpRunning~0 2147483647) (<= ~waterLevel~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (<= 0 (+ ~pumpRunning~0 2147483648)) (not (= 2 ~waterLevel~0)) (= ~switchedOnBeforeTS~0 0) (not (= 0 ~systemActive~0)) (not (= ~pumpRunning~0 0))) [2019-09-19 00:38:57,626 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-19 00:38:57,626 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-19 00:38:57,628 INFO L168 Benchmark]: Toolchain (without parser) took 225664.61 ms. Allocated memory was 134.7 MB in the beginning and 173.0 MB in the end (delta: 38.3 MB). Free memory was 89.2 MB in the beginning and 77.9 MB in the end (delta: 11.3 MB). Peak memory consumption was 49.6 MB. Max. memory is 7.1 GB. [2019-09-19 00:38:57,629 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 134.7 MB. Free memory was 109.1 MB in the beginning and 108.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-19 00:38:57,630 INFO L168 Benchmark]: CACSL2BoogieTranslator took 704.62 ms. Allocated memory was 134.7 MB in the beginning and 203.4 MB in the end (delta: 68.7 MB). Free memory was 89.0 MB in the beginning and 166.5 MB in the end (delta: -77.5 MB). Peak memory consumption was 27.0 MB. Max. memory is 7.1 GB. [2019-09-19 00:38:57,631 INFO L168 Benchmark]: Boogie Preprocessor took 120.34 ms. Allocated memory is still 203.4 MB. Free memory was 166.5 MB in the beginning and 162.3 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2019-09-19 00:38:57,632 INFO L168 Benchmark]: RCFGBuilder took 1793.30 ms. Allocated memory was 203.4 MB in the beginning and 231.2 MB in the end (delta: 27.8 MB). Free memory was 162.3 MB in the beginning and 141.5 MB in the end (delta: 20.8 MB). Peak memory consumption was 84.8 MB. Max. memory is 7.1 GB. [2019-09-19 00:38:57,633 INFO L168 Benchmark]: Sifa took 223043.05 ms. Allocated memory was 231.2 MB in the beginning and 173.0 MB in the end (delta: -58.2 MB). Free memory was 141.5 MB in the beginning and 77.9 MB in the end (delta: 63.5 MB). Peak memory consumption was 5.3 MB. Max. memory is 7.1 GB. [2019-09-19 00:38:57,637 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 134.7 MB. Free memory was 109.1 MB in the beginning and 108.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 704.62 ms. Allocated memory was 134.7 MB in the beginning and 203.4 MB in the end (delta: 68.7 MB). Free memory was 89.0 MB in the beginning and 166.5 MB in the end (delta: -77.5 MB). Peak memory consumption was 27.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 120.34 ms. Allocated memory is still 203.4 MB. Free memory was 166.5 MB in the beginning and 162.3 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1793.30 ms. Allocated memory was 203.4 MB in the beginning and 231.2 MB in the end (delta: 27.8 MB). Free memory was 162.3 MB in the beginning and 141.5 MB in the end (delta: 20.8 MB). Peak memory consumption was 84.8 MB. Max. memory is 7.1 GB. * Sifa took 223043.05 ms. Allocated memory was 231.2 MB in the beginning and 173.0 MB in the end (delta: -58.2 MB). Free memory was 141.5 MB in the beginning and 77.9 MB in the end (delta: 63.5 MB). Peak memory consumption was 5.3 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]: 223004, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 277, DAG_INTERPRETER_EARLY_EXITS: 2, TOOLS_POST_APPLICATIONS: 189, TOOLS_POST_TIME[ms]: 121, TOOLS_POST_CALL_APPLICATIONS: 78, TOOLS_POST_CALL_TIME[ms]: 144, TOOLS_POST_RETURN_APPLICATIONS: 69, TOOLS_POST_RETURN_TIME[ms]: 28791, TOOLS_QUANTIFIERELIM_APPLICATIONS: 332, TOOLS_QUANTIFIERELIM_TIME[ms]: 28937, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 28688, FLUID_QUERY_TIME[ms]: 13, FLUID_QUERIES: 284, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 94, DOMAIN_JOIN_TIME[ms]: 192867, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 5, DOMAIN_WIDEN_TIME[ms]: 267, DOMAIN_ISSUBSETEQ_APPLICATIONS: 58, DOMAIN_ISSUBSETEQ_TIME[ms]: 168, DOMAIN_ISBOTTOM_APPLICATIONS: 44, DOMAIN_ISBOTTOM_TIME[ms]: 274, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 152415, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 152414, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 7, CALL_SUMMARIZER_APPLICATIONS: 69, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 99985, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 8, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 36, DAG_COMPRESSION_PROCESSED_NODES: 532, DAG_COMPRESSION_RETAINED_NODES: 277 - UnprovableResult [Line: 134]: 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 590#(and (<= ~pumpRunning~0 2147483647) (<= ~waterLevel~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (<= 0 (+ ~pumpRunning~0 2147483648)) (not (= 2 ~waterLevel~0)) (= ~switchedOnBeforeTS~0 0) (not (= 0 ~systemActive~0)) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...