java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.logsizewrapperfluid.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK --sifa.max.parallel.explicit.values 4 --sifa.sizelimitfluid.max.disjunctions 16 -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product07.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-ba7495b [2019-09-25 17:47:52,266 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-25 17:47:52,268 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-25 17:47:52,279 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-25 17:47:52,279 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-25 17:47:52,280 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-25 17:47:52,282 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-25 17:47:52,284 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-25 17:47:52,285 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-25 17:47:52,286 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-25 17:47:52,287 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-25 17:47:52,288 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-25 17:47:52,288 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-25 17:47:52,289 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-25 17:47:52,290 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-25 17:47:52,291 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-25 17:47:52,292 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-25 17:47:52,293 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-25 17:47:52,294 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-25 17:47:52,296 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-25 17:47:52,297 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-25 17:47:52,298 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-25 17:47:52,299 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-25 17:47:52,300 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-25 17:47:52,302 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-25 17:47:52,302 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-25 17:47:52,303 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-25 17:47:52,303 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-25 17:47:52,304 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-25 17:47:52,305 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-25 17:47:52,305 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-25 17:47:52,306 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-25 17:47:52,306 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-25 17:47:52,307 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-25 17:47:52,308 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-25 17:47:52,308 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-25 17:47:52,309 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-25 17:47:52,309 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-25 17:47:52,309 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-25 17:47:52,310 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-25 17:47:52,311 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-25 17:47:52,311 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-25 17:47:52,330 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-25 17:47:52,330 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-25 17:47:52,332 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-25 17:47:52,332 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-25 17:47:52,332 INFO L138 SettingsManager]: * Use SBE=true [2019-09-25 17:47:52,333 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-25 17:47:52,333 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-25 17:47:52,333 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-25 17:47:52,333 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-25 17:47:52,333 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-25 17:47:52,334 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-25 17:47:52,335 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-25 17:47:52,335 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-25 17:47:52,335 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-25 17:47:52,335 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-25 17:47:52,336 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-25 17:47:52,336 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-25 17:47:52,336 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-25 17:47:52,336 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-25 17:47:52,336 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-25 17:47:52,337 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-25 17:47:52,337 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-25 17:47:52,337 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-25 17:47:52,337 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-25 17:47:52,338 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-25 17:47:52,338 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-25 17:47:52,338 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-25 17:47:52,338 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-25 17:47:52,338 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: LogSizeWrapperFluid Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Max. Parallel Explicit Values -> 4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: SizeLimitFluid Max. Disjunctions -> 16 [2019-09-25 17:47:52,405 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-25 17:47:52,418 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-25 17:47:52,422 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-25 17:47:52,423 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-25 17:47:52,424 INFO L275 PluginConnector]: CDTParser initialized [2019-09-25 17:47:52,424 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product07.cil.c [2019-09-25 17:47:52,495 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1454ed020/178e1cd751384c9a891f7d0b739e7247/FLAG8ba18a60d [2019-09-25 17:47:52,977 INFO L306 CDTParser]: Found 1 translation units. [2019-09-25 17:47:52,978 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product07.cil.c [2019-09-25 17:47:52,992 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1454ed020/178e1cd751384c9a891f7d0b739e7247/FLAG8ba18a60d [2019-09-25 17:47:53,317 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1454ed020/178e1cd751384c9a891f7d0b739e7247 [2019-09-25 17:47:53,326 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-25 17:47:53,328 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-25 17:47:53,329 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-25 17:47:53,329 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-25 17:47:53,332 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-25 17:47:53,332 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 05:47:53" (1/1) ... [2019-09-25 17:47:53,334 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@750b091d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:47:53, skipping insertion in model container [2019-09-25 17:47:53,334 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 05:47:53" (1/1) ... [2019-09-25 17:47:53,341 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-25 17:47:53,400 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-25 17:47:53,856 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 17:47:53,873 INFO L188 MainTranslator]: Completed pre-run [2019-09-25 17:47:53,943 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 17:47:53,975 INFO L192 MainTranslator]: Completed translation [2019-09-25 17:47:53,976 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:47:53 WrapperNode [2019-09-25 17:47:53,976 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-25 17:47:53,977 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-25 17:47:53,977 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-25 17:47:53,977 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-25 17:47:53,990 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:47:53" (1/1) ... [2019-09-25 17:47:53,990 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:47:53" (1/1) ... [2019-09-25 17:47:54,013 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:47:53" (1/1) ... [2019-09-25 17:47:54,013 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:47:53" (1/1) ... [2019-09-25 17:47:54,045 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:47:53" (1/1) ... [2019-09-25 17:47:54,062 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:47:53" (1/1) ... [2019-09-25 17:47:54,070 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:47:53" (1/1) ... [2019-09-25 17:47:54,082 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-25 17:47:54,082 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-25 17:47:54,083 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-25 17:47:54,083 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-25 17:47:54,084 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:47:53" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-25 17:47:54,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-25 17:47:54,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-25 17:47:54,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-25 17:47:54,138 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-25 17:47:54,139 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-25 17:47:54,139 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-25 17:47:54,139 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-25 17:47:54,139 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-25 17:47:54,139 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-25 17:47:54,140 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-25 17:47:54,140 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-25 17:47:54,140 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-25 17:47:54,140 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-25 17:47:54,140 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-25 17:47:54,140 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-25 17:47:54,141 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-25 17:47:54,141 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-25 17:47:54,141 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-25 17:47:54,141 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-25 17:47:54,141 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-25 17:47:54,141 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-25 17:47:54,142 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-25 17:47:54,142 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-25 17:47:54,142 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-25 17:47:54,142 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-25 17:47:54,142 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-25 17:47:54,142 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-25 17:47:54,143 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-25 17:47:54,143 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-25 17:47:54,143 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-25 17:47:54,143 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-25 17:47:54,143 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-25 17:47:54,143 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-25 17:47:54,144 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-25 17:47:54,144 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-25 17:47:54,144 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-25 17:47:54,144 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-25 17:47:54,144 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-25 17:47:54,144 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-25 17:47:54,145 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-25 17:47:54,145 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-25 17:47:54,145 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-25 17:47:54,145 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-25 17:47:54,145 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-25 17:47:54,145 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-25 17:47:54,146 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-25 17:47:54,146 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-25 17:47:54,146 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-25 17:47:54,146 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-25 17:47:54,146 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-25 17:47:54,146 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-25 17:47:54,146 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-25 17:47:54,146 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-25 17:47:54,147 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-25 17:47:54,147 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-25 17:47:54,147 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-25 17:47:54,147 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-25 17:47:54,147 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-25 17:47:54,147 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-25 17:47:54,148 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-25 17:47:54,148 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-25 17:47:54,148 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-25 17:47:54,148 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-25 17:47:54,148 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-25 17:47:54,148 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-25 17:47:54,149 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-25 17:47:54,149 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-25 17:47:54,149 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-25 17:47:54,149 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-25 17:47:54,149 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-25 17:47:54,149 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-25 17:47:54,149 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-25 17:47:54,150 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-25 17:47:54,150 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-25 17:47:54,151 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-25 17:47:54,151 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-25 17:47:54,152 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-25 17:47:54,152 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-25 17:47:54,152 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-25 17:47:54,152 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-25 17:47:54,153 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-25 17:47:54,153 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-25 17:47:54,153 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-25 17:47:54,154 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-25 17:47:54,154 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-25 17:47:54,154 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-25 17:47:54,154 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-25 17:47:54,155 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-25 17:47:55,552 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-25 17:47:55,552 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-25 17:47:55,553 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 05:47:55 BoogieIcfgContainer [2019-09-25 17:47:55,554 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-25 17:47:55,554 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-25 17:47:55,554 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-25 17:47:55,555 INFO L275 PluginConnector]: Sifa initialized [2019-09-25 17:47:55,556 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 05:47:55" (1/1) ... [2019-09-25 17:47:55,556 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=ExplicitValueDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=4 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=16 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-09-25 17:47:55,579 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-25 17:47:55,579 INFO L169 IcfgInterpreter]: Building call graph [2019-09-25 17:47:55,588 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-25 17:47:55,598 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-25 17:47:55,599 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-25 17:48:06,338 WARN L191 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-09-25 17:48:07,942 WARN L191 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-25 17:48:08,086 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-25 17:48:08,262 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-25 17:48:08,389 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-25 17:48:08,414 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 484 for LOIs [2019-09-25 17:48:08,469 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 484 for LOIs [2019-09-25 17:48:08,484 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 484 for LOIs [2019-09-25 17:48:08,654 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 488 [2019-09-25 17:48:08,787 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 488 [2019-09-25 17:48:09,218 WARN L191 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-25 17:48:09,687 WARN L191 SmtUtils]: Spent 463.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-25 17:48:10,271 WARN L191 SmtUtils]: Spent 537.00 ms on a formula simplification that was a NOOP. DAG size: 516 [2019-09-25 17:48:10,716 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 508 [2019-09-25 17:48:10,835 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 508 [2019-09-25 17:48:11,143 WARN L191 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 518 [2019-09-25 17:48:11,713 WARN L191 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 518 [2019-09-25 17:48:11,976 WARN L191 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 518 [2019-09-25 17:48:12,179 WARN L191 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 518 [2019-09-25 17:48:12,374 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 518 [2019-09-25 17:48:13,360 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-09-25 17:48:13,367 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 72 for LOIs [2019-09-25 17:48:13,443 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification2_spec__2 with input of size 66 for LOIs [2019-09-25 17:48:13,449 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 80 for LOIs [2019-09-25 17:48:13,457 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-25 17:48:13,457 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-25 17:48:13,459 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 501#(and (not (= 0 ~methAndRunningLastTime~0)) (= |#t~string21.offset| 0) (= |#t~string61.offset| 0) (= |#t~string55.offset| 0) (= |#t~string56.offset| 0) (= |#t~string7.offset| 0) (= |#t~string15.offset| 0) (= |#t~string27.offset| 0) (= |#t~string54.offset| 0) (not (= ~pumpRunning~0 0)) (= |#t~string62.offset| 0) (= |#t~string64.offset| 0) (= |#t~string19.offset| 0) (= ~head~0.base 0) (= |#t~string3.offset| 0) (not (= 0 ~methaneLevelCritical~0)) (= |#t~string9.offset| 0) (= ~cleanupTimeShifts~0 4) (<= ~methaneLevelCritical~0 2147483647) (= |#t~string52.offset| 0) (= |#NULL.base| 0) (= |#t~string65.offset| 0) (= |#t~string1.offset| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (= |#t~string25.offset| 0) (= |#t~string13.offset| 0) (= |#t~string60.offset| 0) (= ~head~0.offset 0) (= |#t~string51.offset| 0) (= |#t~string63.offset| 0) (<= ~pumpRunning~0 2147483647) (= |#NULL.offset| 0) (= |#t~string5.offset| 0) (= |#t~string17.offset| 0) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (= |#t~string23.offset| 0) (= |#t~string53.offset| 0)) [2019-09-25 17:48:13,472 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-25 17:48:13,472 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-25 17:48:13,474 INFO L168 Benchmark]: Toolchain (without parser) took 20145.57 ms. Allocated memory was 139.5 MB in the beginning and 602.9 MB in the end (delta: 463.5 MB). Free memory was 84.6 MB in the beginning and 483.5 MB in the end (delta: -398.9 MB). Peak memory consumption was 64.6 MB. Max. memory is 7.1 GB. [2019-09-25 17:48:13,475 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 139.5 MB. Free memory was 104.3 MB in the beginning and 104.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-25 17:48:13,476 INFO L168 Benchmark]: CACSL2BoogieTranslator took 647.75 ms. Allocated memory was 139.5 MB in the beginning and 199.2 MB in the end (delta: 59.8 MB). Free memory was 84.4 MB in the beginning and 165.6 MB in the end (delta: -81.2 MB). Peak memory consumption was 21.9 MB. Max. memory is 7.1 GB. [2019-09-25 17:48:13,477 INFO L168 Benchmark]: Boogie Preprocessor took 105.40 ms. Allocated memory is still 199.2 MB. Free memory was 165.6 MB in the beginning and 161.3 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2019-09-25 17:48:13,480 INFO L168 Benchmark]: RCFGBuilder took 1471.44 ms. Allocated memory was 199.2 MB in the beginning and 222.8 MB in the end (delta: 23.6 MB). Free memory was 161.3 MB in the beginning and 149.7 MB in the end (delta: 11.6 MB). Peak memory consumption was 92.2 MB. Max. memory is 7.1 GB. [2019-09-25 17:48:13,481 INFO L168 Benchmark]: Sifa took 17917.71 ms. Allocated memory was 222.8 MB in the beginning and 602.9 MB in the end (delta: 380.1 MB). Free memory was 149.7 MB in the beginning and 483.5 MB in the end (delta: -333.8 MB). Peak memory consumption was 46.3 MB. Max. memory is 7.1 GB. [2019-09-25 17:48:13,494 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 139.5 MB. Free memory was 104.3 MB in the beginning and 104.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 647.75 ms. Allocated memory was 139.5 MB in the beginning and 199.2 MB in the end (delta: 59.8 MB). Free memory was 84.4 MB in the beginning and 165.6 MB in the end (delta: -81.2 MB). Peak memory consumption was 21.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 105.40 ms. Allocated memory is still 199.2 MB. Free memory was 165.6 MB in the beginning and 161.3 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1471.44 ms. Allocated memory was 199.2 MB in the beginning and 222.8 MB in the end (delta: 23.6 MB). Free memory was 161.3 MB in the beginning and 149.7 MB in the end (delta: 11.6 MB). Peak memory consumption was 92.2 MB. Max. memory is 7.1 GB. * Sifa took 17917.71 ms. Allocated memory was 222.8 MB in the beginning and 602.9 MB in the end (delta: 380.1 MB). Free memory was 149.7 MB in the beginning and 483.5 MB in the end (delta: -333.8 MB). Peak memory consumption was 46.3 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]: 17881, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 193, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 127, TOOLS_POST_TIME[ms]: 12502, TOOLS_POST_CALL_APPLICATIONS: 54, TOOLS_POST_CALL_TIME[ms]: 168, TOOLS_POST_RETURN_APPLICATIONS: 47, TOOLS_POST_RETURN_TIME[ms]: 74, TOOLS_QUANTIFIERELIM_APPLICATIONS: 227, TOOLS_QUANTIFIERELIM_TIME[ms]: 12622, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 12413, FLUID_QUERY_TIME[ms]: 11, FLUID_QUERIES: 195, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 63, DOMAIN_JOIN_TIME[ms]: 4606, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 1, DOMAIN_WIDEN_TIME[ms]: 227, DOMAIN_ISSUBSETEQ_APPLICATIONS: 2, DOMAIN_ISSUBSETEQ_TIME[ms]: 16, DOMAIN_ISBOTTOM_APPLICATIONS: 37, DOMAIN_ISBOTTOM_TIME[ms]: 141, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 2659, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 2658, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 2, CALL_SUMMARIZER_APPLICATIONS: 47, CALL_SUMMARIZER_CACHE_MISSES: 21, CALL_SUMMARIZER_OVERALL_TIME[ms]: 12837, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 12836, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 8, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 6, DAG_COMPRESSION_TIME[ms]: 36, DAG_COMPRESSION_PROCESSED_NODES: 405, DAG_COMPRESSION_RETAINED_NODES: 220 - UnprovableResult [Line: 391]: 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 501#(and (not (= 0 ~methAndRunningLastTime~0)) (= |#t~string21.offset| 0) (= |#t~string61.offset| 0) (= |#t~string55.offset| 0) (= |#t~string56.offset| 0) (= |#t~string7.offset| 0) (= |#t~string15.offset| 0) (= |#t~string27.offset| 0) (= |#t~string54.offset| 0) (not (= ~pumpRunning~0 0)) (= |#t~string62.offset| 0) (= |#t~string64.offset| 0) (= |#t~string19.offset| 0) (= ~head~0.base 0) (= |#t~string3.offset| 0) (not (= 0 ~methaneLevelCritical~0)) (= |#t~string9.offset| 0) (= ~cleanupTimeShifts~0 4) (<= ~methaneLevelCritical~0 2147483647) (= |#t~string52.offset| 0) (= |#NULL.base| 0) (= |#t~string65.offset| 0) (= |#t~string1.offset| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (= |#t~string25.offset| 0) (= |#t~string13.offset| 0) (= |#t~string60.offset| 0) (= ~head~0.offset 0) (= |#t~string51.offset| 0) (= |#t~string63.offset| 0) (<= ~pumpRunning~0 2147483647) (= |#NULL.offset| 0) (= |#t~string5.offset| 0) (= |#t~string17.offset| 0) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (= |#t~string23.offset| 0) (= |#t~string53.offset| 0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...