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_product16.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-ba7495b [2019-09-25 17:48:12,494 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-25 17:48:12,496 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-25 17:48:12,508 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-25 17:48:12,508 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-25 17:48:12,509 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-25 17:48:12,511 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-25 17:48:12,512 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-25 17:48:12,514 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-25 17:48:12,515 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-25 17:48:12,516 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-25 17:48:12,517 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-25 17:48:12,517 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-25 17:48:12,518 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-25 17:48:12,519 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-25 17:48:12,520 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-25 17:48:12,521 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-25 17:48:12,522 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-25 17:48:12,524 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-25 17:48:12,526 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-25 17:48:12,527 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-25 17:48:12,528 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-25 17:48:12,530 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-25 17:48:12,530 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-25 17:48:12,532 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-25 17:48:12,533 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-25 17:48:12,533 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-25 17:48:12,534 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-25 17:48:12,535 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-25 17:48:12,535 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-25 17:48:12,536 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-25 17:48:12,537 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-25 17:48:12,537 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-25 17:48:12,538 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-25 17:48:12,539 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-25 17:48:12,539 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-25 17:48:12,540 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-25 17:48:12,540 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-25 17:48:12,540 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-25 17:48:12,541 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-25 17:48:12,542 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-25 17:48:12,543 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 17:48:12,560 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-25 17:48:12,561 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-25 17:48:12,562 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-25 17:48:12,563 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-25 17:48:12,563 INFO L138 SettingsManager]: * Use SBE=true [2019-09-25 17:48:12,563 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-25 17:48:12,563 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-25 17:48:12,564 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-25 17:48:12,564 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-25 17:48:12,564 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-25 17:48:12,565 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-25 17:48:12,565 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-25 17:48:12,565 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-25 17:48:12,566 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-25 17:48:12,566 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-25 17:48:12,566 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-25 17:48:12,566 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-25 17:48:12,566 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-25 17:48:12,567 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-25 17:48:12,567 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-25 17:48:12,567 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-25 17:48:12,569 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-25 17:48:12,569 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-25 17:48:12,569 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-25 17:48:12,569 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-25 17:48:12,570 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-25 17:48:12,570 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-25 17:48:12,570 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-25 17:48:12,570 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 17:48:12,611 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-25 17:48:12,625 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-25 17:48:12,629 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-25 17:48:12,631 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-25 17:48:12,631 INFO L275 PluginConnector]: CDTParser initialized [2019-09-25 17:48:12,632 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product16.cil.c [2019-09-25 17:48:12,698 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b9d52be74/4de01261527c4492a875716d9123479f/FLAGbc84e0141 [2019-09-25 17:48:13,246 INFO L306 CDTParser]: Found 1 translation units. [2019-09-25 17:48:13,247 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product16.cil.c [2019-09-25 17:48:13,264 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b9d52be74/4de01261527c4492a875716d9123479f/FLAGbc84e0141 [2019-09-25 17:48:13,506 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b9d52be74/4de01261527c4492a875716d9123479f [2019-09-25 17:48:13,517 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-25 17:48:13,519 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-25 17:48:13,519 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-25 17:48:13,520 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-25 17:48:13,523 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-25 17:48:13,524 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 05:48:13" (1/1) ... [2019-09-25 17:48:13,527 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6df463d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:48:13, skipping insertion in model container [2019-09-25 17:48:13,527 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 05:48:13" (1/1) ... [2019-09-25 17:48:13,534 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-25 17:48:13,602 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-25 17:48:14,058 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 17:48:14,072 INFO L188 MainTranslator]: Completed pre-run [2019-09-25 17:48:14,173 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 17:48:14,224 INFO L192 MainTranslator]: Completed translation [2019-09-25 17:48:14,225 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:48:14 WrapperNode [2019-09-25 17:48:14,225 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-25 17:48:14,226 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-25 17:48:14,226 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-25 17:48:14,226 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-25 17:48:14,242 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:48:14" (1/1) ... [2019-09-25 17:48:14,242 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:48:14" (1/1) ... [2019-09-25 17:48:14,278 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:48:14" (1/1) ... [2019-09-25 17:48:14,279 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:48:14" (1/1) ... [2019-09-25 17:48:14,330 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:48:14" (1/1) ... [2019-09-25 17:48:14,345 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:48:14" (1/1) ... [2019-09-25 17:48:14,350 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:48:14" (1/1) ... [2019-09-25 17:48:14,356 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-25 17:48:14,357 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-25 17:48:14,357 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-25 17:48:14,357 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-25 17:48:14,360 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:48:14" (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 17:48:14,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-25 17:48:14,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-25 17:48:14,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-25 17:48:14,424 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-25 17:48:14,425 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-25 17:48:14,425 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-25 17:48:14,425 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-25 17:48:14,425 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-25 17:48:14,425 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-25 17:48:14,425 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-25 17:48:14,426 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-25 17:48:14,426 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-25 17:48:14,426 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-25 17:48:14,426 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-25 17:48:14,426 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-25 17:48:14,426 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-25 17:48:14,427 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-25 17:48:14,427 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-25 17:48:14,427 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-25 17:48:14,427 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-25 17:48:14,427 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-25 17:48:14,428 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-25 17:48:14,428 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-25 17:48:14,428 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-25 17:48:14,428 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-25 17:48:14,428 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-25 17:48:14,428 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-25 17:48:14,429 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-25 17:48:14,429 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2019-09-25 17:48:14,429 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-25 17:48:14,429 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-25 17:48:14,429 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-25 17:48:14,429 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-25 17:48:14,430 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-25 17:48:14,430 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-25 17:48:14,430 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-25 17:48:14,430 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-25 17:48:14,430 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-25 17:48:14,430 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-25 17:48:14,431 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-25 17:48:14,431 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-25 17:48:14,431 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-25 17:48:14,431 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-25 17:48:14,431 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-25 17:48:14,431 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-25 17:48:14,432 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-25 17:48:14,432 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-25 17:48:14,432 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-25 17:48:14,432 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-25 17:48:14,432 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-25 17:48:14,432 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-25 17:48:14,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-25 17:48:14,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-25 17:48:14,433 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-25 17:48:14,433 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-25 17:48:14,433 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-25 17:48:14,433 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-25 17:48:14,433 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-25 17:48:14,434 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-25 17:48:14,434 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-25 17:48:14,434 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-25 17:48:14,434 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-25 17:48:14,434 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-25 17:48:14,434 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-25 17:48:14,435 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-25 17:48:14,435 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-25 17:48:14,435 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-25 17:48:14,435 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-25 17:48:14,435 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-25 17:48:14,435 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-25 17:48:14,436 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-25 17:48:14,436 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-25 17:48:14,436 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-25 17:48:14,436 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-25 17:48:14,436 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-25 17:48:14,436 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-25 17:48:14,436 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-25 17:48:14,437 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-25 17:48:14,437 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-25 17:48:14,437 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-25 17:48:14,437 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-25 17:48:14,437 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-25 17:48:14,437 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-25 17:48:14,438 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-25 17:48:14,438 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-25 17:48:14,438 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-25 17:48:14,438 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-25 17:48:14,438 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-25 17:48:14,438 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2019-09-25 17:48:14,439 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-25 17:48:14,439 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-25 17:48:14,439 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-25 17:48:15,971 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-25 17:48:15,971 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-25 17:48:15,973 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 05:48:15 BoogieIcfgContainer [2019-09-25 17:48:15,973 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-25 17:48:15,973 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-25 17:48:15,974 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-25 17:48:15,974 INFO L275 PluginConnector]: Sifa initialized [2019-09-25 17:48:15,975 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 05:48:15" (1/1) ... [2019-09-25 17:48:15,976 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 17:48:16,003 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-25 17:48:16,004 INFO L169 IcfgInterpreter]: Building call graph [2019-09-25 17:48:16,015 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-25 17:48:16,028 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-25 17:48:16,029 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-25 17:48:27,859 WARN L191 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-09-25 17:48:29,669 WARN L191 SmtUtils]: Spent 465.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-25 17:48:29,812 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-25 17:48:29,931 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-25 17:48:30,065 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-25 17:48:30,083 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 484 for LOIs [2019-09-25 17:48:30,130 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 484 for LOIs [2019-09-25 17:48:30,146 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 484 for LOIs [2019-09-25 17:48:30,320 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 488 [2019-09-25 17:48:30,485 WARN L191 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 488 [2019-09-25 17:48:30,897 WARN L191 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-25 17:48:31,353 WARN L191 SmtUtils]: Spent 452.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-25 17:48:31,625 WARN L191 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-25 17:48:31,952 WARN L191 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-25 17:48:32,145 WARN L191 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-25 17:48:32,415 WARN L191 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-25 17:48:32,608 WARN L191 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-25 17:48:32,860 WARN L191 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-25 17:48:33,052 WARN L191 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-25 17:48:33,285 WARN L191 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-25 17:48:33,448 WARN L191 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-25 17:48:33,713 WARN L191 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-25 17:48:33,884 WARN L191 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-25 17:48:34,125 WARN L191 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-25 17:48:34,300 WARN L191 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-25 17:48:34,521 WARN L191 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-25 17:48:35,186 WARN L191 SmtUtils]: Spent 616.00 ms on a formula simplification that was a NOOP. DAG size: 516 [2019-09-25 17:48:36,922 WARN L191 SmtUtils]: Spent 491.00 ms on a formula simplification that was a NOOP. DAG size: 516 [2019-09-25 17:48:38,361 WARN L191 SmtUtils]: Spent 464.00 ms on a formula simplification that was a NOOP. DAG size: 516 [2019-09-25 17:48:40,404 WARN L191 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 516 [2019-09-25 17:48:41,789 WARN L191 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 539 [2019-09-25 17:48:42,049 WARN L191 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 539 [2019-09-25 17:48:42,777 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 506 [2019-09-25 17:48:42,952 WARN L191 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 506 [2019-09-25 17:48:43,143 WARN L191 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 506 [2019-09-25 17:48:43,277 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 506 [2019-09-25 17:48:43,764 WARN L191 SmtUtils]: Spent 447.00 ms on a formula simplification that was a NOOP. DAG size: 516 [2019-09-25 17:48:45,165 WARN L191 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 539 [2019-09-25 17:48:45,429 WARN L191 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 539 [2019-09-25 17:48:45,948 WARN L191 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 539 [2019-09-25 17:48:46,218 WARN L191 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 539 [2019-09-25 17:48:46,518 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-09-25 17:48:46,519 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 72 for LOIs [2019-09-25 17:48:46,576 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification2_spec__2 with input of size 66 for LOIs [2019-09-25 17:48:46,582 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 80 for LOIs [2019-09-25 17:48:46,589 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-25 17:48:46,589 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-25 17:48:46,591 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 1460#(and (not (= 0 ~methAndRunningLastTime~0)) (= |#t~string20.offset| 0) (= |#t~string21.offset| 0) (= |#t~string61.offset| 0) (= |#t~string55.offset| 0) (= |#t~string29.offset| 0) (= |#t~string57.offset| 0) (not (= ~pumpRunning~0 0)) (= |#t~string28.offset| 0) (= |#t~string19.offset| 0) (= |#t~string39.offset| 0) (= ~head~0.base 0) (= |#t~string59.offset| 0) (not (= 0 ~methaneLevelCritical~0)) (= |#t~string32.offset| 0) (= |#t~string30.offset| 0) (= ~cleanupTimeShifts~0 4) (<= ~methaneLevelCritical~0 2147483647) (= |#t~string43.offset| 0) (= |#NULL.base| 0) (= |#t~string33.offset| 0) (= |#t~string65.offset| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (= |#t~string22.offset| 0) (= ~head~0.offset 0) (= |#t~string41.offset| 0) (= |#t~string37.offset| 0) (= |#t~string51.offset| 0) (= |#t~string63.offset| 0) (<= ~pumpRunning~0 2147483647) (= |#t~string31.offset| 0) (= |#t~string45.offset| 0) (= |#t~string24.offset| 0) (= |#NULL.offset| 0) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (= |#t~string23.offset| 0) (= |#t~string53.offset| 0)) [2019-09-25 17:48:46,603 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-25 17:48:46,603 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-25 17:48:46,605 INFO L168 Benchmark]: Toolchain (without parser) took 33086.07 ms. Allocated memory was 138.9 MB in the beginning and 896.0 MB in the end (delta: 757.1 MB). Free memory was 85.4 MB in the beginning and 326.7 MB in the end (delta: -241.3 MB). Peak memory consumption was 515.8 MB. Max. memory is 7.1 GB. [2019-09-25 17:48:46,606 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 138.9 MB. Free memory was 105.0 MB in the beginning and 104.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-25 17:48:46,607 INFO L168 Benchmark]: CACSL2BoogieTranslator took 706.19 ms. Allocated memory was 138.9 MB in the beginning and 199.2 MB in the end (delta: 60.3 MB). Free memory was 85.2 MB in the beginning and 165.5 MB in the end (delta: -80.3 MB). Peak memory consumption was 22.3 MB. Max. memory is 7.1 GB. [2019-09-25 17:48:46,607 INFO L168 Benchmark]: Boogie Preprocessor took 130.80 ms. Allocated memory is still 199.2 MB. Free memory was 165.5 MB in the beginning and 161.2 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. [2019-09-25 17:48:46,608 INFO L168 Benchmark]: RCFGBuilder took 1615.87 ms. Allocated memory was 199.2 MB in the beginning and 222.3 MB in the end (delta: 23.1 MB). Free memory was 161.2 MB in the beginning and 147.6 MB in the end (delta: 13.6 MB). Peak memory consumption was 92.5 MB. Max. memory is 7.1 GB. [2019-09-25 17:48:46,609 INFO L168 Benchmark]: Sifa took 30629.81 ms. Allocated memory was 222.3 MB in the beginning and 896.0 MB in the end (delta: 673.7 MB). Free memory was 147.6 MB in the beginning and 326.7 MB in the end (delta: -179.2 MB). Peak memory consumption was 494.5 MB. Max. memory is 7.1 GB. [2019-09-25 17:48:46,613 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 138.9 MB. Free memory was 105.0 MB in the beginning and 104.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 706.19 ms. Allocated memory was 138.9 MB in the beginning and 199.2 MB in the end (delta: 60.3 MB). Free memory was 85.2 MB in the beginning and 165.5 MB in the end (delta: -80.3 MB). Peak memory consumption was 22.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 130.80 ms. Allocated memory is still 199.2 MB. Free memory was 165.5 MB in the beginning and 161.2 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1615.87 ms. Allocated memory was 199.2 MB in the beginning and 222.3 MB in the end (delta: 23.1 MB). Free memory was 161.2 MB in the beginning and 147.6 MB in the end (delta: 13.6 MB). Peak memory consumption was 92.5 MB. Max. memory is 7.1 GB. * Sifa took 30629.81 ms. Allocated memory was 222.3 MB in the beginning and 896.0 MB in the end (delta: 673.7 MB). Free memory was 147.6 MB in the beginning and 326.7 MB in the end (delta: -179.2 MB). Peak memory consumption was 494.5 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]: 30587, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 607, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 407, TOOLS_POST_TIME[ms]: 13927, TOOLS_POST_CALL_APPLICATIONS: 157, TOOLS_POST_CALL_TIME[ms]: 350, TOOLS_POST_RETURN_APPLICATIONS: 150, TOOLS_POST_RETURN_TIME[ms]: 202, TOOLS_QUANTIFIERELIM_APPLICATIONS: 713, TOOLS_QUANTIFIERELIM_TIME[ms]: 14228, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 13681, FLUID_QUERY_TIME[ms]: 27, FLUID_QUERIES: 631, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 184, DOMAIN_JOIN_TIME[ms]: 15245, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 6, DOMAIN_WIDEN_TIME[ms]: 205, DOMAIN_ISSUBSETEQ_APPLICATIONS: 24, DOMAIN_ISSUBSETEQ_TIME[ms]: 62, DOMAIN_ISBOTTOM_APPLICATIONS: 108, DOMAIN_ISBOTTOM_TIME[ms]: 367, LOOP_SUMMARIZER_APPLICATIONS: 18, LOOP_SUMMARIZER_CACHE_MISSES: 18, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 5365, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 5364, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 24, CALL_SUMMARIZER_APPLICATIONS: 150, CALL_SUMMARIZER_CACHE_MISSES: 22, CALL_SUMMARIZER_OVERALL_TIME[ms]: 14080, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 14079, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 44, DAG_COMPRESSION_PROCESSED_NODES: 665, DAG_COMPRESSION_RETAINED_NODES: 347 - UnprovableResult [Line: 448]: 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 1460#(and (not (= 0 ~methAndRunningLastTime~0)) (= |#t~string20.offset| 0) (= |#t~string21.offset| 0) (= |#t~string61.offset| 0) (= |#t~string55.offset| 0) (= |#t~string29.offset| 0) (= |#t~string57.offset| 0) (not (= ~pumpRunning~0 0)) (= |#t~string28.offset| 0) (= |#t~string19.offset| 0) (= |#t~string39.offset| 0) (= ~head~0.base 0) (= |#t~string59.offset| 0) (not (= 0 ~methaneLevelCritical~0)) (= |#t~string32.offset| 0) (= |#t~string30.offset| 0) (= ~cleanupTimeShifts~0 4) (<= ~methaneLevelCritical~0 2147483647) (= |#t~string43.offset| 0) (= |#NULL.base| 0) (= |#t~string33.offset| 0) (= |#t~string65.offset| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (= |#t~string22.offset| 0) (= ~head~0.offset 0) (= |#t~string41.offset| 0) (= |#t~string37.offset| 0) (= |#t~string51.offset| 0) (= |#t~string63.offset| 0) (<= ~pumpRunning~0 2147483647) (= |#t~string31.offset| 0) (= |#t~string45.offset| 0) (= |#t~string24.offset| 0) (= |#NULL.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...