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 -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product08.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-ba7495b [2019-09-25 15:45:04,168 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-25 15:45:04,170 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-25 15:45:04,181 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-25 15:45:04,182 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-25 15:45:04,183 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-25 15:45:04,184 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-25 15:45:04,186 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-25 15:45:04,188 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-25 15:45:04,188 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-25 15:45:04,190 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-25 15:45:04,191 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-25 15:45:04,191 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-25 15:45:04,192 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-25 15:45:04,193 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-25 15:45:04,194 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-25 15:45:04,195 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-25 15:45:04,196 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-25 15:45:04,197 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-25 15:45:04,199 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-25 15:45:04,200 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-25 15:45:04,202 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-25 15:45:04,203 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-25 15:45:04,203 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-25 15:45:04,206 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-25 15:45:04,206 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-25 15:45:04,206 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-25 15:45:04,207 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-25 15:45:04,207 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-25 15:45:04,208 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-25 15:45:04,208 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-25 15:45:04,212 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-25 15:45:04,213 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-25 15:45:04,214 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-25 15:45:04,215 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-25 15:45:04,215 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-25 15:45:04,217 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-25 15:45:04,217 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-25 15:45:04,217 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-25 15:45:04,218 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-25 15:45:04,220 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-25 15:45:04,220 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 15:45:04,248 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-25 15:45:04,249 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-25 15:45:04,250 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-25 15:45:04,251 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-25 15:45:04,251 INFO L138 SettingsManager]: * Use SBE=true [2019-09-25 15:45:04,251 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-25 15:45:04,251 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-25 15:45:04,252 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-25 15:45:04,252 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-25 15:45:04,252 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-25 15:45:04,253 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-25 15:45:04,253 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-25 15:45:04,254 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-25 15:45:04,254 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-25 15:45:04,254 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-25 15:45:04,254 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-25 15:45:04,255 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-25 15:45:04,255 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-25 15:45:04,255 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-25 15:45:04,256 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-25 15:45:04,256 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-25 15:45:04,258 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-25 15:45:04,258 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-25 15:45:04,258 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-25 15:45:04,259 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-25 15:45:04,259 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-25 15:45:04,259 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-25 15:45:04,259 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-25 15:45:04,259 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 [2019-09-25 15:45:04,323 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-25 15:45:04,335 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-25 15:45:04,348 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-25 15:45:04,349 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-25 15:45:04,350 INFO L275 PluginConnector]: CDTParser initialized [2019-09-25 15:45:04,351 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product08.cil.c [2019-09-25 15:45:04,410 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/03bcd215e/b1f29cc55c4546d884cb66357a51a10d/FLAG1fbbad49e [2019-09-25 15:45:04,933 INFO L306 CDTParser]: Found 1 translation units. [2019-09-25 15:45:04,933 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product08.cil.c [2019-09-25 15:45:04,945 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/03bcd215e/b1f29cc55c4546d884cb66357a51a10d/FLAG1fbbad49e [2019-09-25 15:45:05,178 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/03bcd215e/b1f29cc55c4546d884cb66357a51a10d [2019-09-25 15:45:05,187 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-25 15:45:05,188 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-25 15:45:05,189 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-25 15:45:05,189 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-25 15:45:05,192 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-25 15:45:05,193 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 03:45:05" (1/1) ... [2019-09-25 15:45:05,196 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d1ec789 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:45:05, skipping insertion in model container [2019-09-25 15:45:05,196 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 03:45:05" (1/1) ... [2019-09-25 15:45:05,202 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-25 15:45:05,248 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-25 15:45:05,679 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 15:45:05,701 INFO L188 MainTranslator]: Completed pre-run [2019-09-25 15:45:05,771 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 15:45:05,821 INFO L192 MainTranslator]: Completed translation [2019-09-25 15:45:05,821 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:45:05 WrapperNode [2019-09-25 15:45:05,821 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-25 15:45:05,822 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-25 15:45:05,822 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-25 15:45:05,822 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-25 15:45:05,833 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:45:05" (1/1) ... [2019-09-25 15:45:05,833 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:45:05" (1/1) ... [2019-09-25 15:45:05,851 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:45:05" (1/1) ... [2019-09-25 15:45:05,851 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:45:05" (1/1) ... [2019-09-25 15:45:05,897 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:45:05" (1/1) ... [2019-09-25 15:45:05,915 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:45:05" (1/1) ... [2019-09-25 15:45:05,924 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:45:05" (1/1) ... [2019-09-25 15:45:05,937 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-25 15:45:05,938 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-25 15:45:05,938 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-25 15:45:05,938 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-25 15:45:05,939 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:45:05" (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 15:45:06,005 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-25 15:45:06,005 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-25 15:45:06,005 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-25 15:45:06,005 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-25 15:45:06,005 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-25 15:45:06,006 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-25 15:45:06,006 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-25 15:45:06,006 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-25 15:45:06,006 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-25 15:45:06,006 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-25 15:45:06,007 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-25 15:45:06,007 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-25 15:45:06,007 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-25 15:45:06,007 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-25 15:45:06,007 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-25 15:45:06,007 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-25 15:45:06,008 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-25 15:45:06,008 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-25 15:45:06,008 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-25 15:45:06,008 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-25 15:45:06,008 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-25 15:45:06,008 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-25 15:45:06,009 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-25 15:45:06,009 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-25 15:45:06,009 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-09-25 15:45:06,009 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-25 15:45:06,009 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-25 15:45:06,009 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-25 15:45:06,010 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-25 15:45:06,010 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-25 15:45:06,010 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-25 15:45:06,010 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-25 15:45:06,010 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-25 15:45:06,010 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-25 15:45:06,011 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-25 15:45:06,011 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-25 15:45:06,011 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-25 15:45:06,011 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-25 15:45:06,011 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-25 15:45:06,011 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-25 15:45:06,012 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-25 15:45:06,012 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-25 15:45:06,012 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-25 15:45:06,012 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-25 15:45:06,012 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-25 15:45:06,012 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-25 15:45:06,012 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-25 15:45:06,013 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-25 15:45:06,013 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-25 15:45:06,013 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-25 15:45:06,013 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-25 15:45:06,013 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-25 15:45:06,013 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-25 15:45:06,014 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-25 15:45:06,014 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-25 15:45:06,014 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-25 15:45:06,014 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-25 15:45:06,014 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-25 15:45:06,014 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-25 15:45:06,014 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-25 15:45:06,015 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-25 15:45:06,015 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-25 15:45:06,015 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-25 15:45:06,015 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-25 15:45:06,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-25 15:45:06,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-25 15:45:06,016 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-25 15:45:06,016 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-25 15:45:06,016 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-25 15:45:06,016 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-25 15:45:06,016 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-25 15:45:06,016 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-25 15:45:06,016 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-25 15:45:06,017 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-25 15:45:06,017 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-25 15:45:06,017 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-25 15:45:06,017 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-25 15:45:06,017 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-09-25 15:45:06,017 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-25 15:45:06,018 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-25 15:45:06,018 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-25 15:45:06,018 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-25 15:45:06,018 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-25 15:45:06,018 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-25 15:45:06,018 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-25 15:45:06,019 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-25 15:45:06,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-25 15:45:06,019 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-25 15:45:07,560 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-25 15:45:07,560 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-25 15:45:07,562 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 03:45:07 BoogieIcfgContainer [2019-09-25 15:45:07,562 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-25 15:45:07,563 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-25 15:45:07,563 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-25 15:45:07,563 INFO L275 PluginConnector]: Sifa initialized [2019-09-25 15:45:07,565 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 03:45:07" (1/1) ... [2019-09-25 15:45:07,565 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=ExplicitValueDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ 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=8 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-09-25 15:45:07,613 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-25 15:45:07,613 INFO L169 IcfgInterpreter]: Building call graph [2019-09-25 15:45:07,628 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-25 15:45:07,642 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-25 15:45:07,644 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-25 15:45:18,840 WARN L191 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-09-25 15:45:20,516 WARN L191 SmtUtils]: Spent 431.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-25 15:45:20,657 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-25 15:45:20,812 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-25 15:45:20,943 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-25 15:45:20,961 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 480 for LOIs [2019-09-25 15:45:21,017 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 480 for LOIs [2019-09-25 15:45:21,025 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 480 for LOIs [2019-09-25 15:45:21,610 WARN L191 SmtUtils]: Spent 415.00 ms on a formula simplification that was a NOOP. DAG size: 502 [2019-09-25 15:45:22,073 WARN L191 SmtUtils]: Spent 413.00 ms on a formula simplification that was a NOOP. DAG size: 502 [2019-09-25 15:45:22,258 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 528 [2019-09-25 15:45:22,409 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 528 [2019-09-25 15:45:22,735 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 517 [2019-09-25 15:45:22,949 WARN L191 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 517 [2019-09-25 15:45:23,170 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 523 [2019-09-25 15:45:23,317 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 523 [2019-09-25 15:45:23,484 WARN L191 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 523 [2019-09-25 15:45:23,645 WARN L191 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 523 [2019-09-25 15:45:24,016 WARN L191 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 534 [2019-09-25 15:45:24,217 WARN L191 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 527 DAG size of output: 524 [2019-09-25 15:45:24,355 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 523 [2019-09-25 15:45:24,602 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 533 DAG size of output: 533 [2019-09-25 15:45:24,768 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 507 [2019-09-25 15:45:24,907 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 507 [2019-09-25 15:45:25,296 WARN L191 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 523 [2019-09-25 15:45:25,605 WARN L191 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 523 [2019-09-25 15:45:25,754 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 531 [2019-09-25 15:45:25,887 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 531 [2019-09-25 15:45:26,169 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 519 DAG size of output: 518 [2019-09-25 15:45:26,409 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 526 [2019-09-25 15:45:26,646 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 528 [2019-09-25 15:45:27,078 WARN L191 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 534 [2019-09-25 15:45:27,308 WARN L191 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 534 [2019-09-25 15:45:27,519 WARN L191 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 534 [2019-09-25 15:45:27,781 WARN L191 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 523 [2019-09-25 15:45:28,024 WARN L191 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 523 [2019-09-25 15:45:28,216 WARN L191 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 523 [2019-09-25 15:45:28,408 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 523 [2019-09-25 15:45:28,610 WARN L191 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 523 [2019-09-25 15:45:28,801 WARN L191 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 523 [2019-09-25 15:45:29,062 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 528 [2019-09-25 15:45:29,371 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 528 [2019-09-25 15:45:30,804 WARN L191 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 529 DAG size of output: 528 [2019-09-25 15:45:30,977 WARN L191 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 529 DAG size of output: 528 [2019-09-25 15:45:31,181 WARN L191 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 529 DAG size of output: 528 [2019-09-25 15:45:31,295 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-09-25 15:45:31,299 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 69 for LOIs [2019-09-25 15:45:31,362 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification4_spec__1 with input of size 63 for LOIs [2019-09-25 15:45:31,367 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 76 for LOIs [2019-09-25 15:45:31,375 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-25 15:45:31,375 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-25 15:45:31,377 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 659#(and (= |#t~string44.offset| 0) (= |#t~string56.offset| 0) (= |#t~string7.offset| 0) (= |#t~string42.offset| 0) (= |#t~string34.offset| 0) (= |#t~string54.offset| 0) (= |#t~string35.offset| 0) (= |#t~string58.offset| 0) (not (= ~pumpRunning~0 0)) (= |#t~string66.offset| 0) (= |#t~string62.offset| 0) (= |#t~string64.offset| 0) (= |#t~string39.offset| 0) (= ~head~0.base 0) (<= ~waterLevel~0 2147483647) (= |#t~string3.offset| 0) (= |#t~string32.offset| 0) (= |#t~string9.offset| 0) (= |#t~string30.offset| 0) (= ~cleanupTimeShifts~0 4) (= 0 ~waterLevel~0) (= |#t~string52.offset| 0) (= |#t~string43.offset| 0) (= |#NULL.base| 0) (= |#t~string33.offset| 0) (= |#t~string1.offset| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (= |#t~string60.offset| 0) (= ~head~0.offset 0) (= |#t~string41.offset| 0) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (= |#t~string31.offset| 0) (= |#t~string40.offset| 0) (= |#NULL.offset| 0) (= |#t~string5.offset| 0)) [2019-09-25 15:45:31,391 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-25 15:45:31,391 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-25 15:45:31,394 INFO L168 Benchmark]: Toolchain (without parser) took 26204.95 ms. Allocated memory was 131.6 MB in the beginning and 756.0 MB in the end (delta: 624.4 MB). Free memory was 86.3 MB in the beginning and 594.9 MB in the end (delta: -508.6 MB). Peak memory consumption was 115.8 MB. Max. memory is 7.1 GB. [2019-09-25 15:45:31,394 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 131.6 MB. Free memory is still 105.4 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-09-25 15:45:31,395 INFO L168 Benchmark]: CACSL2BoogieTranslator took 632.67 ms. Allocated memory was 131.6 MB in the beginning and 198.2 MB in the end (delta: 66.6 MB). Free memory was 86.3 MB in the beginning and 163.5 MB in the end (delta: -77.2 MB). Peak memory consumption was 26.6 MB. Max. memory is 7.1 GB. [2019-09-25 15:45:31,396 INFO L168 Benchmark]: Boogie Preprocessor took 115.81 ms. Allocated memory is still 198.2 MB. Free memory was 163.5 MB in the beginning and 158.9 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. [2019-09-25 15:45:31,397 INFO L168 Benchmark]: RCFGBuilder took 1624.19 ms. Allocated memory was 198.2 MB in the beginning and 220.2 MB in the end (delta: 22.0 MB). Free memory was 158.9 MB in the beginning and 147.4 MB in the end (delta: 11.4 MB). Peak memory consumption was 92.3 MB. Max. memory is 7.1 GB. [2019-09-25 15:45:31,398 INFO L168 Benchmark]: Sifa took 23829.01 ms. Allocated memory was 220.2 MB in the beginning and 756.0 MB in the end (delta: 535.8 MB). Free memory was 147.4 MB in the beginning and 594.9 MB in the end (delta: -447.5 MB). Peak memory consumption was 88.3 MB. Max. memory is 7.1 GB. [2019-09-25 15:45:31,402 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 131.6 MB. Free memory is still 105.4 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 632.67 ms. Allocated memory was 131.6 MB in the beginning and 198.2 MB in the end (delta: 66.6 MB). Free memory was 86.3 MB in the beginning and 163.5 MB in the end (delta: -77.2 MB). Peak memory consumption was 26.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 115.81 ms. Allocated memory is still 198.2 MB. Free memory was 163.5 MB in the beginning and 158.9 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1624.19 ms. Allocated memory was 198.2 MB in the beginning and 220.2 MB in the end (delta: 22.0 MB). Free memory was 158.9 MB in the beginning and 147.4 MB in the end (delta: 11.4 MB). Peak memory consumption was 92.3 MB. Max. memory is 7.1 GB. * Sifa took 23829.01 ms. Allocated memory was 220.2 MB in the beginning and 756.0 MB in the end (delta: 535.8 MB). Free memory was 147.4 MB in the beginning and 594.9 MB in the end (delta: -447.5 MB). Peak memory consumption was 88.3 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]: 23764, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 226, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 149, TOOLS_POST_TIME[ms]: 13056, TOOLS_POST_CALL_APPLICATIONS: 64, TOOLS_POST_CALL_TIME[ms]: 215, TOOLS_POST_RETURN_APPLICATIONS: 57, TOOLS_POST_RETURN_TIME[ms]: 102, TOOLS_QUANTIFIERELIM_APPLICATIONS: 269, TOOLS_QUANTIFIERELIM_TIME[ms]: 13240, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 12925, FLUID_QUERY_TIME[ms]: 15, FLUID_QUERIES: 228, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 91, DOMAIN_JOIN_TIME[ms]: 9597, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 1, DOMAIN_WIDEN_TIME[ms]: 263, DOMAIN_ISSUBSETEQ_APPLICATIONS: 2, DOMAIN_ISSUBSETEQ_TIME[ms]: 16, DOMAIN_ISBOTTOM_APPLICATIONS: 54, DOMAIN_ISBOTTOM_TIME[ms]: 329, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 5667, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 5666, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 2, CALL_SUMMARIZER_APPLICATIONS: 57, CALL_SUMMARIZER_CACHE_MISSES: 22, CALL_SUMMARIZER_OVERALL_TIME[ms]: 13346, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 13345, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 8, PATH_EXPR_TIME[ms]: 8, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 42, DAG_COMPRESSION_PROCESSED_NODES: 761, DAG_COMPRESSION_RETAINED_NODES: 254 - UnprovableResult [Line: 890]: 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 659#(and (= |#t~string44.offset| 0) (= |#t~string56.offset| 0) (= |#t~string7.offset| 0) (= |#t~string42.offset| 0) (= |#t~string34.offset| 0) (= |#t~string54.offset| 0) (= |#t~string35.offset| 0) (= |#t~string58.offset| 0) (not (= ~pumpRunning~0 0)) (= |#t~string66.offset| 0) (= |#t~string62.offset| 0) (= |#t~string64.offset| 0) (= |#t~string39.offset| 0) (= ~head~0.base 0) (<= ~waterLevel~0 2147483647) (= |#t~string3.offset| 0) (= |#t~string32.offset| 0) (= |#t~string9.offset| 0) (= |#t~string30.offset| 0) (= ~cleanupTimeShifts~0 4) (= 0 ~waterLevel~0) (= |#t~string52.offset| 0) (= |#t~string43.offset| 0) (= |#NULL.base| 0) (= |#t~string33.offset| 0) (= |#t~string1.offset| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (= |#t~string60.offset| 0) (= ~head~0.offset 0) (= |#t~string41.offset| 0) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (= |#t~string31.offset| 0) (= |#t~string40.offset| 0) (= |#NULL.offset| 0) (= |#t~string5.offset| 0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...