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 SingleStatement --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product25.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-18 13:02:43,265 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-18 13:02:43,267 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-18 13:02:43,278 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-18 13:02:43,279 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-18 13:02:43,280 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-18 13:02:43,281 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-18 13:02:43,283 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-18 13:02:43,285 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-18 13:02:43,285 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-18 13:02:43,286 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-18 13:02:43,287 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-18 13:02:43,288 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-18 13:02:43,289 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-18 13:02:43,289 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-18 13:02:43,291 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-18 13:02:43,291 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-18 13:02:43,292 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-18 13:02:43,294 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-18 13:02:43,295 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-18 13:02:43,297 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-18 13:02:43,298 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-18 13:02:43,299 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-18 13:02:43,299 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-18 13:02:43,302 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-18 13:02:43,302 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-18 13:02:43,302 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-18 13:02:43,303 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-18 13:02:43,303 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-18 13:02:43,304 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-18 13:02:43,304 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-18 13:02:43,305 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-18 13:02:43,305 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-18 13:02:43,306 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-18 13:02:43,307 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-18 13:02:43,307 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-18 13:02:43,308 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-18 13:02:43,308 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-18 13:02:43,308 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-18 13:02:43,309 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-18 13:02:43,310 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-18 13:02:43,310 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 [2019-09-18 13:02:43,324 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-18 13:02:43,325 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-18 13:02:43,326 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-18 13:02:43,326 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-18 13:02:43,326 INFO L138 SettingsManager]: * Use SBE=true [2019-09-18 13:02:43,326 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-18 13:02:43,327 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-18 13:02:43,327 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-18 13:02:43,327 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-18 13:02:43,327 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-18 13:02:43,327 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-18 13:02:43,327 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-18 13:02:43,328 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-18 13:02:43,328 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-18 13:02:43,328 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-18 13:02:43,328 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-18 13:02:43,328 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-18 13:02:43,329 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-18 13:02:43,329 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-18 13:02:43,329 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-18 13:02:43,329 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-18 13:02:43,329 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 13:02:43,330 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-18 13:02:43,330 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-18 13:02:43,330 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-18 13:02:43,330 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-18 13:02:43,330 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-18 13:02:43,330 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-18 13:02:43,331 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 -> SingleStatement Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-18 13:02:43,390 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-18 13:02:43,408 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-18 13:02:43,411 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-18 13:02:43,413 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-18 13:02:43,413 INFO L275 PluginConnector]: CDTParser initialized [2019-09-18 13:02:43,414 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product25.cil.c [2019-09-18 13:02:43,472 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/91fc7e105/d2552214b2334d4f9b61c853bc877b79/FLAG8eec2c571 [2019-09-18 13:02:43,983 INFO L306 CDTParser]: Found 1 translation units. [2019-09-18 13:02:43,984 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product25.cil.c [2019-09-18 13:02:44,004 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/91fc7e105/d2552214b2334d4f9b61c853bc877b79/FLAG8eec2c571 [2019-09-18 13:02:44,290 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/91fc7e105/d2552214b2334d4f9b61c853bc877b79 [2019-09-18 13:02:44,299 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-18 13:02:44,300 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-18 13:02:44,301 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-18 13:02:44,302 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-18 13:02:44,305 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-18 13:02:44,306 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 01:02:44" (1/1) ... [2019-09-18 13:02:44,308 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23ac3fee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 01:02:44, skipping insertion in model container [2019-09-18 13:02:44,309 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 01:02:44" (1/1) ... [2019-09-18 13:02:44,316 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-18 13:02:44,364 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-18 13:02:44,826 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 13:02:44,844 INFO L188 MainTranslator]: Completed pre-run [2019-09-18 13:02:44,945 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 13:02:44,986 INFO L192 MainTranslator]: Completed translation [2019-09-18 13:02:44,986 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 01:02:44 WrapperNode [2019-09-18 13:02:44,987 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-18 13:02:44,988 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-18 13:02:44,988 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-18 13:02:44,988 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-18 13:02:45,001 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 01:02:44" (1/1) ... [2019-09-18 13:02:45,001 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 01:02:44" (1/1) ... [2019-09-18 13:02:45,025 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 01:02:44" (1/1) ... [2019-09-18 13:02:45,026 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 01:02:44" (1/1) ... [2019-09-18 13:02:45,061 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 01:02:44" (1/1) ... [2019-09-18 13:02:45,077 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 01:02:44" (1/1) ... [2019-09-18 13:02:45,082 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 01:02:44" (1/1) ... [2019-09-18 13:02:45,097 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-18 13:02:45,098 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-18 13:02:45,098 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-18 13:02:45,098 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-18 13:02:45,103 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 01:02:44" (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 [2019-09-18 13:02:45,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-18 13:02:45,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-18 13:02:45,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-18 13:02:45,166 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-18 13:02:45,166 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-18 13:02:45,166 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-18 13:02:45,166 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-18 13:02:45,166 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-18 13:02:45,166 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-18 13:02:45,167 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-18 13:02:45,167 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-18 13:02:45,167 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-18 13:02:45,167 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-18 13:02:45,167 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-18 13:02:45,167 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-18 13:02:45,168 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-18 13:02:45,168 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-18 13:02:45,168 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-18 13:02:45,168 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-18 13:02:45,168 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-18 13:02:45,169 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-18 13:02:45,169 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-18 13:02:45,169 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-18 13:02:45,169 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-18 13:02:45,169 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-18 13:02:45,169 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-18 13:02:45,170 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-18 13:02:45,170 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-18 13:02:45,170 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-18 13:02:45,170 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-18 13:02:45,170 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-18 13:02:45,170 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-18 13:02:45,171 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-18 13:02:45,171 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-18 13:02:45,171 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-18 13:02:45,171 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-18 13:02:45,171 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-18 13:02:45,171 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-18 13:02:45,171 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-18 13:02:45,172 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-18 13:02:45,172 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-18 13:02:45,172 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-18 13:02:45,172 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-18 13:02:45,172 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-18 13:02:45,172 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-18 13:02:45,172 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-18 13:02:45,173 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-18 13:02:45,173 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-18 13:02:45,173 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-18 13:02:45,173 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-18 13:02:45,173 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-18 13:02:45,174 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-18 13:02:45,174 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-18 13:02:45,174 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-18 13:02:45,174 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-18 13:02:45,174 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-18 13:02:45,175 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-18 13:02:45,175 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-18 13:02:45,175 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-18 13:02:45,175 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-18 13:02:45,175 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-18 13:02:45,176 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-18 13:02:45,176 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-18 13:02:45,176 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-18 13:02:45,176 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-18 13:02:45,176 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-18 13:02:45,177 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-18 13:02:45,177 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-18 13:02:45,177 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-18 13:02:45,177 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-18 13:02:45,177 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-18 13:02:45,177 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-18 13:02:45,178 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-18 13:02:45,178 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-18 13:02:45,178 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-18 13:02:45,178 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-18 13:02:45,178 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-18 13:02:45,178 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-18 13:02:45,179 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-18 13:02:45,179 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-18 13:02:45,179 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-18 13:02:45,179 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-18 13:02:45,179 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-18 13:02:45,179 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-18 13:02:45,180 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-18 13:02:45,180 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-18 13:02:45,180 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-18 13:02:45,180 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-18 13:02:45,180 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-18 13:02:45,180 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-18 13:02:45,181 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-18 13:02:45,181 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-18 13:02:46,543 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-18 13:02:46,543 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-18 13:02:46,545 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 01:02:46 BoogieIcfgContainer [2019-09-18 13:02:46,545 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-18 13:02:46,546 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-18 13:02:46,546 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-18 13:02:46,546 INFO L275 PluginConnector]: Sifa initialized [2019-09-18 13:02:46,547 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 01:02:46" (1/1) ... [2019-09-18 13:02:46,548 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-18 13:02:46,577 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-18 13:02:46,577 INFO L169 IcfgInterpreter]: Building call graph [2019-09-18 13:02:46,585 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-18 13:02:46,594 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-18 13:02:46,595 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-18 13:02:47,191 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 63 [2019-09-18 13:02:47,372 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 58 [2019-09-18 13:02:47,681 WARN L191 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 85 [2019-09-18 13:02:47,904 WARN L191 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 80 [2019-09-18 13:02:48,390 WARN L191 SmtUtils]: Spent 426.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 122 [2019-09-18 13:02:48,816 WARN L191 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 119 [2019-09-18 13:02:49,405 WARN L191 SmtUtils]: Spent 512.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 141 [2019-09-18 13:02:49,920 WARN L191 SmtUtils]: Spent 426.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 138 [2019-09-18 13:02:50,763 WARN L191 SmtUtils]: Spent 722.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 163 [2019-09-18 13:02:51,461 WARN L191 SmtUtils]: Spent 576.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 162 [2019-09-18 13:02:52,457 WARN L191 SmtUtils]: Spent 866.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 182 [2019-09-18 13:02:53,221 WARN L191 SmtUtils]: Spent 674.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 177 [2019-09-18 13:02:54,500 WARN L191 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 228 DAG size of output: 201 [2019-09-18 13:02:55,459 WARN L191 SmtUtils]: Spent 803.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 198 [2019-09-18 13:02:57,052 WARN L191 SmtUtils]: Spent 1.38 s on a formula simplification. DAG size of input: 245 DAG size of output: 211 [2019-09-18 13:02:58,128 WARN L191 SmtUtils]: Spent 935.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 208 [2019-09-18 13:03:00,193 WARN L191 SmtUtils]: Spent 1.80 s on a formula simplification. DAG size of input: 287 DAG size of output: 244 [2019-09-18 13:03:01,401 WARN L191 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 278 DAG size of output: 239 [2019-09-18 13:03:01,751 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2019-09-18 13:03:03,932 WARN L191 SmtUtils]: Spent 2.18 s on a formula simplification. DAG size of input: 337 DAG size of output: 271 [2019-09-18 13:03:04,172 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2019-09-18 13:03:05,624 WARN L191 SmtUtils]: Spent 1.45 s on a formula simplification. DAG size of input: 312 DAG size of output: 272 [2019-09-18 13:03:05,866 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2019-09-18 13:03:07,603 WARN L191 SmtUtils]: Spent 1.73 s on a formula simplification. DAG size of input: 373 DAG size of output: 289 [2019-09-18 13:03:09,295 WARN L191 SmtUtils]: Spent 1.48 s on a formula simplification. DAG size of input: 332 DAG size of output: 286 [2019-09-18 13:03:09,787 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2019-09-18 13:03:12,910 WARN L191 SmtUtils]: Spent 3.11 s on a formula simplification. DAG size of input: 389 DAG size of output: 310 [2019-09-18 13:03:14,751 WARN L191 SmtUtils]: Spent 1.64 s on a formula simplification. DAG size of input: 351 DAG size of output: 305 [2019-09-18 13:03:15,449 WARN L191 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-09-18 13:03:19,233 WARN L191 SmtUtils]: Spent 3.78 s on a formula simplification. DAG size of input: 443 DAG size of output: 319 [2019-09-18 13:03:21,241 WARN L191 SmtUtils]: Spent 1.78 s on a formula simplification. DAG size of input: 370 DAG size of output: 314 [2019-09-18 13:03:22,230 WARN L191 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 227 [2019-09-18 13:03:26,660 WARN L191 SmtUtils]: Spent 4.42 s on a formula simplification. DAG size of input: 499 DAG size of output: 328 [2019-09-18 13:03:28,824 WARN L191 SmtUtils]: Spent 1.90 s on a formula simplification. DAG size of input: 367 DAG size of output: 323 [2019-09-18 13:03:30,202 WARN L191 SmtUtils]: Spent 485.00 ms on a formula simplification that was a NOOP. DAG size: 289 [2019-09-18 13:03:35,467 WARN L191 SmtUtils]: Spent 5.25 s on a formula simplification. DAG size of input: 553 DAG size of output: 336 [2019-09-18 13:03:35,761 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2019-09-18 13:03:37,821 WARN L191 SmtUtils]: Spent 2.06 s on a formula simplification. DAG size of input: 383 DAG size of output: 333 [2019-09-18 13:03:39,553 WARN L191 SmtUtils]: Spent 699.00 ms on a formula simplification that was a NOOP. DAG size: 351 [2019-09-18 13:03:45,780 WARN L191 SmtUtils]: Spent 6.21 s on a formula simplification. DAG size of input: 649 DAG size of output: 346 [2019-09-18 13:03:46,106 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2019-09-18 13:03:48,313 WARN L191 SmtUtils]: Spent 2.20 s on a formula simplification. DAG size of input: 397 DAG size of output: 343 [2019-09-18 13:03:50,484 WARN L191 SmtUtils]: Spent 883.00 ms on a formula simplification that was a NOOP. DAG size: 417 [2019-09-18 13:03:57,455 WARN L191 SmtUtils]: Spent 6.96 s on a formula simplification. DAG size of input: 645 DAG size of output: 356 [2019-09-18 13:03:57,819 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-09-18 13:04:00,186 WARN L191 SmtUtils]: Spent 2.36 s on a formula simplification. DAG size of input: 421 DAG size of output: 353 [2019-09-18 13:04:01,745 WARN L191 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 487 [2019-09-18 13:04:06,757 WARN L191 SmtUtils]: Spent 5.00 s on a formula simplification. DAG size of input: 698 DAG size of output: 366 [2019-09-18 13:04:07,154 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2019-09-18 13:04:09,731 WARN L191 SmtUtils]: Spent 2.57 s on a formula simplification. DAG size of input: 437 DAG size of output: 365 [2019-09-18 13:04:11,603 WARN L191 SmtUtils]: Spent 1.47 s on a formula simplification that was a NOOP. DAG size: 557 [2019-09-18 13:04:17,870 WARN L191 SmtUtils]: Spent 6.25 s on a formula simplification. DAG size of input: 794 DAG size of output: 378 [2019-09-18 13:04:18,322 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2019-09-18 13:04:21,187 WARN L191 SmtUtils]: Spent 2.86 s on a formula simplification. DAG size of input: 439 DAG size of output: 377 [2019-09-18 13:04:23,589 WARN L191 SmtUtils]: Spent 1.90 s on a formula simplification that was a NOOP. DAG size: 631 [2019-09-18 13:04:31,155 WARN L191 SmtUtils]: Spent 7.55 s on a formula simplification. DAG size of input: 833 DAG size of output: 391 [2019-09-18 13:04:31,581 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-18 13:04:34,504 WARN L191 SmtUtils]: Spent 2.92 s on a formula simplification. DAG size of input: 446 DAG size of output: 386 [2019-09-18 13:04:39,332 WARN L191 SmtUtils]: Spent 2.31 s on a formula simplification that was a NOOP. DAG size: 717 [2019-09-18 13:04:52,838 WARN L191 SmtUtils]: Spent 13.49 s on a formula simplification. DAG size of input: 975 DAG size of output: 399 [2019-09-18 13:04:53,366 WARN L191 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-09-18 13:04:56,777 WARN L191 SmtUtils]: Spent 3.40 s on a formula simplification. DAG size of input: 466 DAG size of output: 400 [2019-09-18 13:05:02,309 WARN L191 SmtUtils]: Spent 2.78 s on a formula simplification that was a NOOP. DAG size: 795 [2019-09-18 13:05:18,236 WARN L191 SmtUtils]: Spent 15.90 s on a formula simplification. DAG size of input: 1050 DAG size of output: 413 [2019-09-18 13:05:18,802 WARN L191 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-09-18 13:05:22,420 WARN L191 SmtUtils]: Spent 3.61 s on a formula simplification. DAG size of input: 496 DAG size of output: 414 [2019-09-18 13:05:29,388 WARN L191 SmtUtils]: Spent 3.29 s on a formula simplification that was a NOOP. DAG size: 877 [2019-09-18 13:05:47,281 WARN L191 SmtUtils]: Spent 17.86 s on a formula simplification. DAG size of input: 1137 DAG size of output: 427 [2019-09-18 13:05:47,867 WARN L191 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2019-09-18 13:05:51,606 WARN L191 SmtUtils]: Spent 3.73 s on a formula simplification. DAG size of input: 498 DAG size of output: 424 [2019-09-18 13:05:53,322 WARN L191 SmtUtils]: Spent 1.71 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-18 13:05:55,060 WARN L191 SmtUtils]: Spent 1.74 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-18 13:05:55,083 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 432 for LOIs [2019-09-18 13:05:55,139 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 432 for LOIs [2019-09-18 13:05:55,150 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 432 for LOIs [2019-09-18 13:06:06,018 WARN L191 SmtUtils]: Spent 10.70 s on a formula simplification. DAG size of input: 445 DAG size of output: 444 [2019-09-18 13:06:11,413 WARN L191 SmtUtils]: Spent 5.39 s on a formula simplification that was a NOOP. DAG size: 444 [2019-09-18 13:06:22,247 WARN L191 SmtUtils]: Spent 10.83 s on a formula simplification. DAG size of input: 445 DAG size of output: 444 [2019-09-18 13:06:27,678 WARN L191 SmtUtils]: Spent 5.43 s on a formula simplification that was a NOOP. DAG size: 444 [2019-09-18 13:06:38,585 WARN L191 SmtUtils]: Spent 10.91 s on a formula simplification. DAG size of input: 445 DAG size of output: 444 [2019-09-18 13:06:43,912 WARN L191 SmtUtils]: Spent 5.33 s on a formula simplification that was a NOOP. DAG size: 444 [2019-09-18 13:07:11,225 WARN L191 SmtUtils]: Spent 27.19 s on a formula simplification. DAG size of input: 468 DAG size of output: 463 [2019-09-18 13:07:20,325 WARN L191 SmtUtils]: Spent 9.10 s on a formula simplification that was a NOOP. DAG size: 463 [2019-09-18 13:07:47,299 WARN L191 SmtUtils]: Spent 26.97 s on a formula simplification. DAG size of input: 468 DAG size of output: 463 [2019-09-18 13:07:56,258 WARN L191 SmtUtils]: Spent 8.96 s on a formula simplification that was a NOOP. DAG size: 463 [2019-09-18 13:08:14,275 WARN L191 SmtUtils]: Spent 18.01 s on a formula simplification. DAG size of input: 468 DAG size of output: 463 [2019-09-18 13:08:23,206 WARN L191 SmtUtils]: Spent 8.93 s on a formula simplification that was a NOOP. DAG size: 463 [2019-09-18 13:08:41,159 WARN L191 SmtUtils]: Spent 17.94 s on a formula simplification. DAG size of input: 463 DAG size of output: 461 [2019-09-18 13:08:50,025 WARN L191 SmtUtils]: Spent 8.87 s on a formula simplification that was a NOOP. DAG size: 461 [2019-09-18 13:08:59,273 WARN L191 SmtUtils]: Spent 9.25 s on a formula simplification that was a NOOP. DAG size: 471 [2019-09-18 13:09:00,536 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 45 [2019-09-18 13:09:00,747 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 45 [2019-09-18 13:09:00,955 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 45 [2019-09-18 13:09:01,148 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 43 [2019-09-18 13:09:01,314 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2019-09-18 13:09:02,345 WARN L191 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 36 [2019-09-18 13:09:02,628 WARN L191 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 44 [2019-09-18 13:09:02,867 WARN L191 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 41 [2019-09-18 13:09:03,103 WARN L191 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 41 [2019-09-18 13:09:03,345 WARN L191 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 41 [2019-09-18 13:09:03,683 WARN L191 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 47 [2019-09-18 13:09:03,960 WARN L191 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 47 [2019-09-18 13:09:04,239 WARN L191 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 47 [2019-09-18 13:09:04,354 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 39 [2019-09-18 13:09:04,620 WARN L191 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 46 [2019-09-18 13:09:04,875 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 39 [2019-09-18 13:09:05,076 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 10 for LOIs [2019-09-18 13:09:05,406 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 10 for LOIs [2019-09-18 13:09:05,522 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification2_spec__2 with input of size 15 for LOIs [2019-09-18 13:09:05,526 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 27 for LOIs [2019-09-18 13:09:05,581 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-18 13:09:05,581 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-18 13:09:05,583 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 686#(and (not (= 0 ~methAndRunningLastTime~0)) (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (or (= 0 ~waterLevel~0) (= 0 ~systemActive~0)) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (not (= ~pumpRunning~0 0))) [2019-09-18 13:09:05,597 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-18 13:09:05,598 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-18 13:09:05,600 INFO L168 Benchmark]: Toolchain (without parser) took 381299.17 ms. Allocated memory was 134.7 MB in the beginning and 151.5 MB in the end (delta: 16.8 MB). Free memory was 89.8 MB in the beginning and 103.2 MB in the end (delta: -13.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 7.1 GB. [2019-09-18 13:09:05,601 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. [2019-09-18 13:09:05,606 INFO L168 Benchmark]: CACSL2BoogieTranslator took 685.57 ms. Allocated memory was 134.7 MB in the beginning and 200.8 MB in the end (delta: 66.1 MB). Free memory was 89.6 MB in the beginning and 165.5 MB in the end (delta: -75.9 MB). Peak memory consumption was 27.7 MB. Max. memory is 7.1 GB. [2019-09-18 13:09:05,606 INFO L168 Benchmark]: Boogie Preprocessor took 109.77 ms. Allocated memory is still 200.8 MB. Free memory was 165.5 MB in the beginning and 161.9 MB in the end (delta: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 7.1 GB. [2019-09-18 13:09:05,607 INFO L168 Benchmark]: RCFGBuilder took 1447.82 ms. Allocated memory was 200.8 MB in the beginning and 229.1 MB in the end (delta: 28.3 MB). Free memory was 161.3 MB in the beginning and 174.9 MB in the end (delta: -13.7 MB). Peak memory consumption was 85.8 MB. Max. memory is 7.1 GB. [2019-09-18 13:09:05,607 INFO L168 Benchmark]: Sifa took 379052.04 ms. Allocated memory was 229.1 MB in the beginning and 151.5 MB in the end (delta: -77.6 MB). Free memory was 174.9 MB in the beginning and 103.2 MB in the end (delta: 71.7 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-18 13:09:05,610 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 685.57 ms. Allocated memory was 134.7 MB in the beginning and 200.8 MB in the end (delta: 66.1 MB). Free memory was 89.6 MB in the beginning and 165.5 MB in the end (delta: -75.9 MB). Peak memory consumption was 27.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 109.77 ms. Allocated memory is still 200.8 MB. Free memory was 165.5 MB in the beginning and 161.9 MB in the end (delta: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1447.82 ms. Allocated memory was 200.8 MB in the beginning and 229.1 MB in the end (delta: 28.3 MB). Free memory was 161.3 MB in the beginning and 174.9 MB in the end (delta: -13.7 MB). Peak memory consumption was 85.8 MB. Max. memory is 7.1 GB. * Sifa took 379052.04 ms. Allocated memory was 229.1 MB in the beginning and 151.5 MB in the end (delta: -77.6 MB). Free memory was 174.9 MB in the beginning and 103.2 MB in the end (delta: 71.7 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 379007, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 446, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 378, TOOLS_POST_TIME[ms]: 184998, TOOLS_POST_CALL_APPLICATIONS: 55, TOOLS_POST_CALL_TIME[ms]: 106, TOOLS_POST_RETURN_APPLICATIONS: 46, TOOLS_POST_RETURN_TIME[ms]: 52, TOOLS_QUANTIFIERELIM_APPLICATIONS: 478, TOOLS_QUANTIFIERELIM_TIME[ms]: 185019, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 29185, FLUID_QUERY_TIME[ms]: 16, FLUID_QUERIES: 451, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 89, DOMAIN_JOIN_TIME[ms]: 193198, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 3, DOMAIN_WIDEN_TIME[ms]: 199, DOMAIN_ISSUBSETEQ_APPLICATIONS: 5, DOMAIN_ISSUBSETEQ_TIME[ms]: 11, DOMAIN_ISBOTTOM_APPLICATIONS: 43, DOMAIN_ISBOTTOM_TIME[ms]: 258, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 186606, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 186605, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 5, CALL_SUMMARIZER_APPLICATIONS: 46, CALL_SUMMARIZER_CACHE_MISSES: 21, CALL_SUMMARIZER_OVERALL_TIME[ms]: 189357, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 189356, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 14, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 57, DAG_COMPRESSION_PROCESSED_NODES: 852, DAG_COMPRESSION_RETAINED_NODES: 455 - UnprovableResult [Line: 518]: 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 686#(and (not (= 0 ~methAndRunningLastTime~0)) (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (or (= 0 ~waterLevel~0) (= 0 ~systemActive~0)) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...