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_spec2_product31.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-ba7495b [2019-09-25 15:43:41,564 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-25 15:43:41,566 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-25 15:43:41,577 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-25 15:43:41,578 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-25 15:43:41,579 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-25 15:43:41,580 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-25 15:43:41,582 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-25 15:43:41,584 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-25 15:43:41,584 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-25 15:43:41,585 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-25 15:43:41,586 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-25 15:43:41,587 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-25 15:43:41,588 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-25 15:43:41,589 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-25 15:43:41,590 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-25 15:43:41,591 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-25 15:43:41,592 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-25 15:43:41,593 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-25 15:43:41,596 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-25 15:43:41,597 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-25 15:43:41,598 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-25 15:43:41,599 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-25 15:43:41,600 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-25 15:43:41,602 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-25 15:43:41,603 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-25 15:43:41,603 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-25 15:43:41,604 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-25 15:43:41,604 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-25 15:43:41,605 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-25 15:43:41,606 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-25 15:43:41,606 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-25 15:43:41,607 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-25 15:43:41,608 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-25 15:43:41,609 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-25 15:43:41,609 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-25 15:43:41,610 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-25 15:43:41,610 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-25 15:43:41,610 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-25 15:43:41,611 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-25 15:43:41,612 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-25 15:43:41,613 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 15:43:41,627 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-25 15:43:41,628 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-25 15:43:41,629 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-25 15:43:41,629 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-25 15:43:41,629 INFO L138 SettingsManager]: * Use SBE=true [2019-09-25 15:43:41,629 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-25 15:43:41,630 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-25 15:43:41,630 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-25 15:43:41,630 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-25 15:43:41,630 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-25 15:43:41,630 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-25 15:43:41,631 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-25 15:43:41,631 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-25 15:43:41,631 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-25 15:43:41,631 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-25 15:43:41,631 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-25 15:43:41,631 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-25 15:43:41,632 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-25 15:43:41,632 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-25 15:43:41,632 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-25 15:43:41,632 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-25 15:43:41,632 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-25 15:43:41,633 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-25 15:43:41,633 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-25 15:43:41,633 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-25 15:43:41,633 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-25 15:43:41,634 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-25 15:43:41,634 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-25 15:43:41,634 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 15:43:41,667 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-25 15:43:41,679 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-25 15:43:41,682 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-25 15:43:41,684 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-25 15:43:41,684 INFO L275 PluginConnector]: CDTParser initialized [2019-09-25 15:43:41,685 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product31.cil.c [2019-09-25 15:43:41,744 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/69753d2a6/8b407051dd4349b6a4c2626e7726d78c/FLAGd4fc7c88a [2019-09-25 15:43:42,275 INFO L306 CDTParser]: Found 1 translation units. [2019-09-25 15:43:42,282 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product31.cil.c [2019-09-25 15:43:42,305 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/69753d2a6/8b407051dd4349b6a4c2626e7726d78c/FLAGd4fc7c88a [2019-09-25 15:43:42,569 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/69753d2a6/8b407051dd4349b6a4c2626e7726d78c [2019-09-25 15:43:42,580 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-25 15:43:42,582 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-25 15:43:42,583 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-25 15:43:42,583 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-25 15:43:42,587 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-25 15:43:42,588 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 03:43:42" (1/1) ... [2019-09-25 15:43:42,591 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73ec9619 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:43:42, skipping insertion in model container [2019-09-25 15:43:42,591 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 03:43:42" (1/1) ... [2019-09-25 15:43:42,600 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-25 15:43:42,656 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-25 15:43:43,088 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 15:43:43,102 INFO L188 MainTranslator]: Completed pre-run [2019-09-25 15:43:43,222 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 15:43:43,264 INFO L192 MainTranslator]: Completed translation [2019-09-25 15:43:43,264 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:43:43 WrapperNode [2019-09-25 15:43:43,265 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-25 15:43:43,265 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-25 15:43:43,265 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-25 15:43:43,266 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-25 15:43:43,279 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:43:43" (1/1) ... [2019-09-25 15:43:43,280 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:43:43" (1/1) ... [2019-09-25 15:43:43,309 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:43:43" (1/1) ... [2019-09-25 15:43:43,309 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:43:43" (1/1) ... [2019-09-25 15:43:43,344 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:43:43" (1/1) ... [2019-09-25 15:43:43,354 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:43:43" (1/1) ... [2019-09-25 15:43:43,359 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:43:43" (1/1) ... [2019-09-25 15:43:43,366 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-25 15:43:43,367 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-25 15:43:43,367 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-25 15:43:43,367 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-25 15:43:43,368 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:43:43" (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 15:43:43,428 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-25 15:43:43,428 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-25 15:43:43,428 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-25 15:43:43,428 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-25 15:43:43,429 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-25 15:43:43,429 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-25 15:43:43,429 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-25 15:43:43,429 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-25 15:43:43,429 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-25 15:43:43,429 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-25 15:43:43,430 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-25 15:43:43,430 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-25 15:43:43,430 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-25 15:43:43,430 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-25 15:43:43,430 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-25 15:43:43,431 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-25 15:43:43,431 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-25 15:43:43,431 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-25 15:43:43,431 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-25 15:43:43,431 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-25 15:43:43,431 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-25 15:43:43,432 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-25 15:43:43,432 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-25 15:43:43,432 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-25 15:43:43,432 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-25 15:43:43,432 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-25 15:43:43,432 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-25 15:43:43,433 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-25 15:43:43,433 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-25 15:43:43,433 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-25 15:43:43,433 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-25 15:43:43,433 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-25 15:43:43,433 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-25 15:43:43,434 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-25 15:43:43,434 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-25 15:43:43,434 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-25 15:43:43,434 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-25 15:43:43,434 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-25 15:43:43,434 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-25 15:43:43,435 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-25 15:43:43,435 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-25 15:43:43,435 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-25 15:43:43,435 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-25 15:43:43,435 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-25 15:43:43,435 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-25 15:43:43,435 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-25 15:43:43,436 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-25 15:43:43,436 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-25 15:43:43,436 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-25 15:43:43,436 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-25 15:43:43,436 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-25 15:43:43,436 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-25 15:43:43,437 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-25 15:43:43,437 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-25 15:43:43,437 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-25 15:43:43,437 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-25 15:43:43,437 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-25 15:43:43,437 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-25 15:43:43,438 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-25 15:43:43,438 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-25 15:43:43,438 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-25 15:43:43,438 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-25 15:43:43,438 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-25 15:43:43,438 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-25 15:43:43,439 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-25 15:43:43,439 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-25 15:43:43,439 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-25 15:43:43,439 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-25 15:43:43,439 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-25 15:43:43,439 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-25 15:43:43,439 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-25 15:43:43,440 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-25 15:43:43,440 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-25 15:43:43,440 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-25 15:43:43,440 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-25 15:43:43,440 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-25 15:43:43,440 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-25 15:43:43,441 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-25 15:43:43,441 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-25 15:43:43,441 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-25 15:43:43,441 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-25 15:43:43,441 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-25 15:43:43,441 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-25 15:43:43,442 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-25 15:43:43,442 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-25 15:43:43,442 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-25 15:43:43,442 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-25 15:43:43,442 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-25 15:43:43,442 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-25 15:43:43,442 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-25 15:43:43,443 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-25 15:43:43,443 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-25 15:43:43,443 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-25 15:43:43,443 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-25 15:43:43,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-25 15:43:43,443 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-25 15:43:44,846 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-25 15:43:44,847 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-25 15:43:44,848 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 03:43:44 BoogieIcfgContainer [2019-09-25 15:43:44,848 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-25 15:43:44,849 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-25 15:43:44,849 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-25 15:43:44,849 INFO L275 PluginConnector]: Sifa initialized [2019-09-25 15:43:44,850 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 03:43:44" (1/1) ... [2019-09-25 15:43:44,851 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 15:43:44,876 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-25 15:43:44,876 INFO L169 IcfgInterpreter]: Building call graph [2019-09-25 15:43:44,886 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-25 15:43:44,900 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-25 15:43:44,903 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-25 15:43:54,624 WARN L191 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-09-25 15:43:56,302 WARN L191 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-25 15:43:56,457 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-25 15:43:56,614 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-25 15:43:56,741 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-25 15:43:56,772 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 484 for LOIs [2019-09-25 15:43:56,827 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 484 for LOIs [2019-09-25 15:43:56,842 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 484 for LOIs [2019-09-25 15:43:57,392 WARN L191 SmtUtils]: Spent 433.00 ms on a formula simplification that was a NOOP. DAG size: 509 [2019-09-25 15:43:57,742 WARN L191 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 514 [2019-09-25 15:43:58,097 WARN L191 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 514 [2019-09-25 15:43:58,305 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 526 [2019-09-25 15:43:58,464 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 532 [2019-09-25 15:43:58,629 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 532 [2019-09-25 15:43:59,016 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 528 [2019-09-25 15:43:59,331 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 502 [2019-09-25 15:43:59,447 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 502 [2019-09-25 15:43:59,810 WARN L191 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 528 [2019-09-25 15:44:00,132 WARN L191 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-25 15:44:00,347 WARN L191 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-25 15:44:00,538 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 529 [2019-09-25 15:44:00,701 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 535 [2019-09-25 15:44:00,869 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 535 [2019-09-25 15:44:01,852 WARN L191 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 523 [2019-09-25 15:44:02,048 WARN L191 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 523 [2019-09-25 15:44:02,149 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-09-25 15:44:02,151 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 72 for LOIs [2019-09-25 15:44:02,195 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification2_spec__2 with input of size 66 for LOIs [2019-09-25 15:44:02,200 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 80 for LOIs [2019-09-25 15:44:02,208 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-25 15:44:02,208 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-25 15:44:02,210 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 534#(and (not (= 0 ~methAndRunningLastTime~0)) (= |#t~string21.offset| 0) (= |#t~string55.offset| 0) (= |#t~string49.offset| 0) (= |#t~string44.offset| 0) (= |#t~string56.offset| 0) (= |#t~string47.offset| 0) (= |#t~string15.offset| 0) (= |#t~string57.offset| 0) (= |#t~string67.offset| 0) (= |#t~string54.offset| 0) (= |#t~string58.offset| 0) (not (= ~pumpRunning~0 0)) (= |#t~string19.offset| 0) (= ~head~0.base 0) (= |#t~string46.offset| 0) (not (= 0 ~methaneLevelCritical~0)) (= |#t~string9.offset| 0) (= ~cleanupTimeShifts~0 4) (= |#t~string73.offset| 0) (<= ~methaneLevelCritical~0 2147483647) (= |#NULL.base| 0) (= |#t~string71.offset| 0) (= |#t~string65.offset| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (= |#t~string13.offset| 0) (= |#t~string48.offset| 0) (= ~head~0.offset 0) (<= ~pumpRunning~0 2147483647) (= |#t~string45.offset| 0) (= |#t~string11.offset| 0) (= |#t~string69.offset| 0) (= |#NULL.offset| 0) (= |#t~string17.offset| 0) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (= |#t~string23.offset| 0) (= |#t~string53.offset| 0)) [2019-09-25 15:44:02,222 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-25 15:44:02,222 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-25 15:44:02,224 INFO L168 Benchmark]: Toolchain (without parser) took 19642.64 ms. Allocated memory was 131.1 MB in the beginning and 567.3 MB in the end (delta: 436.2 MB). Free memory was 85.4 MB in the beginning and 148.1 MB in the end (delta: -62.7 MB). Peak memory consumption was 373.5 MB. Max. memory is 7.1 GB. [2019-09-25 15:44:02,225 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 131.1 MB. Free memory was 105.2 MB in the beginning and 105.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-25 15:44:02,226 INFO L168 Benchmark]: CACSL2BoogieTranslator took 681.97 ms. Allocated memory was 131.1 MB in the beginning and 198.7 MB in the end (delta: 67.6 MB). Free memory was 85.2 MB in the beginning and 163.1 MB in the end (delta: -77.9 MB). Peak memory consumption was 28.1 MB. Max. memory is 7.1 GB. [2019-09-25 15:44:02,227 INFO L168 Benchmark]: Boogie Preprocessor took 100.86 ms. Allocated memory is still 198.7 MB. Free memory was 163.1 MB in the beginning and 158.6 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. [2019-09-25 15:44:02,228 INFO L168 Benchmark]: RCFGBuilder took 1481.86 ms. Allocated memory was 198.7 MB in the beginning and 219.2 MB in the end (delta: 20.4 MB). Free memory was 158.6 MB in the beginning and 140.7 MB in the end (delta: 18.0 MB). Peak memory consumption was 93.2 MB. Max. memory is 7.1 GB. [2019-09-25 15:44:02,229 INFO L168 Benchmark]: Sifa took 17373.85 ms. Allocated memory was 219.2 MB in the beginning and 567.3 MB in the end (delta: 348.1 MB). Free memory was 139.3 MB in the beginning and 148.1 MB in the end (delta: -8.7 MB). Peak memory consumption was 339.4 MB. Max. memory is 7.1 GB. [2019-09-25 15:44:02,233 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 131.1 MB. Free memory was 105.2 MB in the beginning and 105.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 681.97 ms. Allocated memory was 131.1 MB in the beginning and 198.7 MB in the end (delta: 67.6 MB). Free memory was 85.2 MB in the beginning and 163.1 MB in the end (delta: -77.9 MB). Peak memory consumption was 28.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 100.86 ms. Allocated memory is still 198.7 MB. Free memory was 163.1 MB in the beginning and 158.6 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1481.86 ms. Allocated memory was 198.7 MB in the beginning and 219.2 MB in the end (delta: 20.4 MB). Free memory was 158.6 MB in the beginning and 140.7 MB in the end (delta: 18.0 MB). Peak memory consumption was 93.2 MB. Max. memory is 7.1 GB. * Sifa took 17373.85 ms. Allocated memory was 219.2 MB in the beginning and 567.3 MB in the end (delta: 348.1 MB). Free memory was 139.3 MB in the beginning and 148.1 MB in the end (delta: -8.7 MB). Peak memory consumption was 339.4 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]: 17334, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 206, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 142, TOOLS_POST_TIME[ms]: 11598, TOOLS_POST_CALL_APPLICATIONS: 57, TOOLS_POST_CALL_TIME[ms]: 155, TOOLS_POST_RETURN_APPLICATIONS: 50, TOOLS_POST_RETURN_TIME[ms]: 79, TOOLS_QUANTIFIERELIM_APPLICATIONS: 248, TOOLS_QUANTIFIERELIM_TIME[ms]: 11710, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 11462, FLUID_QUERY_TIME[ms]: 14, FLUID_QUERIES: 208, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 74, DOMAIN_JOIN_TIME[ms]: 4824, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 1, DOMAIN_WIDEN_TIME[ms]: 248, DOMAIN_ISSUBSETEQ_APPLICATIONS: 2, DOMAIN_ISSUBSETEQ_TIME[ms]: 8, DOMAIN_ISBOTTOM_APPLICATIONS: 49, DOMAIN_ISBOTTOM_TIME[ms]: 263, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 4491, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 4490, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 2, CALL_SUMMARIZER_APPLICATIONS: 50, CALL_SUMMARIZER_CACHE_MISSES: 24, CALL_SUMMARIZER_OVERALL_TIME[ms]: 11865, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 11864, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 37, DAG_COMPRESSION_PROCESSED_NODES: 429, DAG_COMPRESSION_RETAINED_NODES: 205 - UnprovableResult [Line: 116]: 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 534#(and (not (= 0 ~methAndRunningLastTime~0)) (= |#t~string21.offset| 0) (= |#t~string55.offset| 0) (= |#t~string49.offset| 0) (= |#t~string44.offset| 0) (= |#t~string56.offset| 0) (= |#t~string47.offset| 0) (= |#t~string15.offset| 0) (= |#t~string57.offset| 0) (= |#t~string67.offset| 0) (= |#t~string54.offset| 0) (= |#t~string58.offset| 0) (not (= ~pumpRunning~0 0)) (= |#t~string19.offset| 0) (= ~head~0.base 0) (= |#t~string46.offset| 0) (not (= 0 ~methaneLevelCritical~0)) (= |#t~string9.offset| 0) (= ~cleanupTimeShifts~0 4) (= |#t~string73.offset| 0) (<= ~methaneLevelCritical~0 2147483647) (= |#NULL.base| 0) (= |#t~string71.offset| 0) (= |#t~string65.offset| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (= |#t~string13.offset| 0) (= |#t~string48.offset| 0) (= ~head~0.offset 0) (<= ~pumpRunning~0 2147483647) (= |#t~string45.offset| 0) (= |#t~string11.offset| 0) (= |#t~string69.offset| 0) (= |#NULL.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...