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_spec1_product03.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-ba7495b [2019-09-25 17:46:08,383 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-25 17:46:08,385 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-25 17:46:08,396 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-25 17:46:08,397 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-25 17:46:08,398 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-25 17:46:08,400 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-25 17:46:08,410 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-25 17:46:08,414 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-25 17:46:08,415 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-25 17:46:08,416 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-25 17:46:08,418 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-25 17:46:08,419 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-25 17:46:08,420 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-25 17:46:08,422 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-25 17:46:08,425 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-25 17:46:08,426 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-25 17:46:08,427 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-25 17:46:08,431 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-25 17:46:08,433 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-25 17:46:08,437 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-25 17:46:08,438 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-25 17:46:08,439 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-25 17:46:08,441 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-25 17:46:08,443 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-25 17:46:08,444 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-25 17:46:08,444 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-25 17:46:08,445 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-25 17:46:08,447 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-25 17:46:08,448 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-25 17:46:08,448 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-25 17:46:08,449 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-25 17:46:08,449 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-25 17:46:08,450 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-25 17:46:08,455 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-25 17:46:08,455 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-25 17:46:08,456 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-25 17:46:08,456 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-25 17:46:08,456 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-25 17:46:08,457 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-25 17:46:08,459 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-25 17:46:08,461 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 17:46:08,484 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-25 17:46:08,484 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-25 17:46:08,487 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-25 17:46:08,488 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-25 17:46:08,488 INFO L138 SettingsManager]: * Use SBE=true [2019-09-25 17:46:08,488 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-25 17:46:08,488 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-25 17:46:08,489 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-25 17:46:08,489 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-25 17:46:08,489 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-25 17:46:08,490 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-25 17:46:08,490 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-25 17:46:08,491 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-25 17:46:08,491 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-25 17:46:08,491 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-25 17:46:08,491 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-25 17:46:08,492 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-25 17:46:08,492 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-25 17:46:08,492 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-25 17:46:08,492 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-25 17:46:08,492 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-25 17:46:08,493 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-25 17:46:08,494 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-25 17:46:08,494 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-25 17:46:08,494 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-25 17:46:08,494 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-25 17:46:08,495 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-25 17:46:08,495 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-25 17:46:08,495 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 17:46:08,542 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-25 17:46:08,556 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-25 17:46:08,560 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-25 17:46:08,561 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-25 17:46:08,561 INFO L275 PluginConnector]: CDTParser initialized [2019-09-25 17:46:08,562 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product03.cil.c [2019-09-25 17:46:08,627 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3612c18c8/28907fefbbf54a65aa3448208f33fb3c/FLAG48aada12e [2019-09-25 17:46:09,125 INFO L306 CDTParser]: Found 1 translation units. [2019-09-25 17:46:09,128 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product03.cil.c [2019-09-25 17:46:09,145 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3612c18c8/28907fefbbf54a65aa3448208f33fb3c/FLAG48aada12e [2019-09-25 17:46:09,389 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3612c18c8/28907fefbbf54a65aa3448208f33fb3c [2019-09-25 17:46:09,403 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-25 17:46:09,404 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-25 17:46:09,405 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-25 17:46:09,406 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-25 17:46:09,410 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-25 17:46:09,411 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 05:46:09" (1/1) ... [2019-09-25 17:46:09,413 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6885b406 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:46:09, skipping insertion in model container [2019-09-25 17:46:09,414 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 05:46:09" (1/1) ... [2019-09-25 17:46:09,421 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-25 17:46:09,470 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-25 17:46:09,962 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 17:46:09,976 INFO L188 MainTranslator]: Completed pre-run [2019-09-25 17:46:10,054 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 17:46:10,094 INFO L192 MainTranslator]: Completed translation [2019-09-25 17:46:10,095 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:46:10 WrapperNode [2019-09-25 17:46:10,096 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-25 17:46:10,097 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-25 17:46:10,097 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-25 17:46:10,097 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-25 17:46:10,112 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:46:10" (1/1) ... [2019-09-25 17:46:10,112 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:46:10" (1/1) ... [2019-09-25 17:46:10,154 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:46:10" (1/1) ... [2019-09-25 17:46:10,154 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:46:10" (1/1) ... [2019-09-25 17:46:10,182 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:46:10" (1/1) ... [2019-09-25 17:46:10,191 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:46:10" (1/1) ... [2019-09-25 17:46:10,196 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:46:10" (1/1) ... [2019-09-25 17:46:10,203 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-25 17:46:10,204 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-25 17:46:10,204 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-25 17:46:10,204 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-25 17:46:10,205 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:46:10" (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 17:46:10,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-25 17:46:10,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-25 17:46:10,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-25 17:46:10,271 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-25 17:46:10,272 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-25 17:46:10,272 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-25 17:46:10,272 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-25 17:46:10,272 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-25 17:46:10,272 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-25 17:46:10,273 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-25 17:46:10,273 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-25 17:46:10,273 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-25 17:46:10,273 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-25 17:46:10,273 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-25 17:46:10,273 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-25 17:46:10,274 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-25 17:46:10,274 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-25 17:46:10,274 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-25 17:46:10,274 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-25 17:46:10,274 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-25 17:46:10,275 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-25 17:46:10,275 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-25 17:46:10,275 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-25 17:46:10,275 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-25 17:46:10,275 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-25 17:46:10,275 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-25 17:46:10,276 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-25 17:46:10,276 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-25 17:46:10,276 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-09-25 17:46:10,276 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-25 17:46:10,276 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-25 17:46:10,277 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-25 17:46:10,277 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-25 17:46:10,277 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-25 17:46:10,277 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-25 17:46:10,277 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-25 17:46:10,277 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-25 17:46:10,278 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-25 17:46:10,278 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-25 17:46:10,278 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-25 17:46:10,278 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-25 17:46:10,278 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-25 17:46:10,278 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-25 17:46:10,278 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-25 17:46:10,279 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-25 17:46:10,279 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-25 17:46:10,279 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-25 17:46:10,279 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-25 17:46:10,279 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-25 17:46:10,280 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-25 17:46:10,280 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-25 17:46:10,280 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-25 17:46:10,280 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-25 17:46:10,280 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-25 17:46:10,280 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-25 17:46:10,281 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-09-25 17:46:10,281 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-25 17:46:10,281 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-25 17:46:10,281 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-25 17:46:10,281 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-25 17:46:10,281 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-25 17:46:10,282 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-25 17:46:10,282 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-25 17:46:10,282 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-25 17:46:10,282 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-25 17:46:10,282 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-25 17:46:10,282 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-25 17:46:10,283 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-25 17:46:10,283 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-25 17:46:10,283 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-25 17:46:10,283 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-25 17:46:10,283 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-25 17:46:10,283 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-25 17:46:10,284 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-25 17:46:10,284 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-25 17:46:10,284 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-25 17:46:10,284 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-25 17:46:10,284 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-25 17:46:10,284 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-25 17:46:10,285 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-25 17:46:10,285 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-25 17:46:10,285 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-25 17:46:10,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-25 17:46:10,285 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-25 17:46:11,979 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-25 17:46:11,979 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-25 17:46:11,980 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 05:46:11 BoogieIcfgContainer [2019-09-25 17:46:11,981 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-25 17:46:11,982 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-25 17:46:11,982 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-25 17:46:11,982 INFO L275 PluginConnector]: Sifa initialized [2019-09-25 17:46:11,983 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 05:46:11" (1/1) ... [2019-09-25 17:46:11,984 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 17:46:12,012 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-25 17:46:12,016 INFO L169 IcfgInterpreter]: Building call graph [2019-09-25 17:46:12,028 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-25 17:46:12,038 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-25 17:46:12,039 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-25 17:46:21,431 WARN L191 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-09-25 17:46:23,181 WARN L191 SmtUtils]: Spent 471.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-25 17:46:23,345 WARN L191 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-25 17:46:23,471 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-25 17:46:23,588 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-25 17:46:23,604 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 480 for LOIs [2019-09-25 17:46:23,655 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 480 for LOIs [2019-09-25 17:46:23,662 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 480 for LOIs [2019-09-25 17:46:24,156 WARN L191 SmtUtils]: Spent 392.00 ms on a formula simplification that was a NOOP. DAG size: 505 [2019-09-25 17:46:24,587 WARN L191 SmtUtils]: Spent 427.00 ms on a formula simplification that was a NOOP. DAG size: 505 [2019-09-25 17:46:24,866 WARN L191 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 510 [2019-09-25 17:46:25,212 WARN L191 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 510 [2019-09-25 17:46:25,453 WARN L191 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 510 [2019-09-25 17:46:25,697 WARN L191 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 510 [2019-09-25 17:46:26,214 WARN L191 SmtUtils]: Spent 458.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-25 17:46:26,809 WARN L191 SmtUtils]: Spent 512.00 ms on a formula simplification that was a NOOP. DAG size: 516 [2019-09-25 17:46:27,148 WARN L191 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 516 [2019-09-25 17:46:27,502 WARN L191 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 519 [2019-09-25 17:46:27,748 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 525 [2019-09-25 17:46:28,021 WARN L191 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 525 [2019-09-25 17:46:28,396 WARN L191 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 537 [2019-09-25 17:46:28,678 WARN L191 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 529 DAG size of output: 527 [2019-09-25 17:46:28,848 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 525 [2019-09-25 17:46:29,049 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 521 [2019-09-25 17:46:29,168 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 521 [2019-09-25 17:46:29,391 WARN L191 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 524 [2019-09-25 17:46:29,597 WARN L191 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 524 [2019-09-25 17:46:30,005 WARN L191 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 532 DAG size of output: 532 [2019-09-25 17:46:30,279 WARN L191 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 532 DAG size of output: 528 [2019-09-25 17:46:30,529 WARN L191 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 532 DAG size of output: 528 [2019-09-25 17:46:30,761 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 532 DAG size of output: 526 [2019-09-25 17:46:30,963 WARN L191 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 538 DAG size of output: 537 [2019-09-25 17:46:31,158 WARN L191 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 538 DAG size of output: 537 [2019-09-25 17:46:31,357 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 527 DAG size of output: 520 [2019-09-25 17:46:31,522 WARN L191 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 519 [2019-09-25 17:46:31,805 WARN L191 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 529 DAG size of output: 528 [2019-09-25 17:46:32,193 WARN L191 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 529 DAG size of output: 528 [2019-09-25 17:46:32,552 WARN L191 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2019-09-25 17:46:32,723 WARN L191 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 528 [2019-09-25 17:46:32,902 WARN L191 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 529 DAG size of output: 528 [2019-09-25 17:46:33,092 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 526 DAG size of output: 502 [2019-09-25 17:46:33,742 WARN L191 SmtUtils]: Spent 530.00 ms on a formula simplification. DAG size of input: 531 DAG size of output: 531 [2019-09-25 17:46:34,421 WARN L191 SmtUtils]: Spent 619.00 ms on a formula simplification. DAG size of input: 531 DAG size of output: 531 [2019-09-25 17:46:34,686 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-09-25 17:46:34,692 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 66 for LOIs [2019-09-25 17:46:34,782 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification1_spec__1 with input of size 63 for LOIs [2019-09-25 17:46:34,787 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 77 for LOIs [2019-09-25 17:46:34,798 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-25 17:46:34,799 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-25 17:46:34,801 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 452#(and (= |#t~string21.offset| 0) (= |#t~string55.offset| 0) (= |#t~string56.offset| 0) (= |#t~string29.offset| 0) (= |#t~string7.offset| 0) (= |#t~string15.offset| 0) (= |#t~string57.offset| 0) (= |#t~string67.offset| 0) (= |#t~string27.offset| 0) (= |#t~string54.offset| 0) (= |#t~string58.offset| 0) (not (= ~pumpRunning~0 0)) (= |#t~string66.offset| 0) (= |#t~string62.offset| 0) (= |#t~string64.offset| 0) (= |#t~string19.offset| 0) (= ~head~0.base 0) (not (= 0 ~methaneLevelCritical~0)) (= |#t~string9.offset| 0) (= ~cleanupTimeShifts~0 4) (<= ~methaneLevelCritical~0 2147483647) (= |#NULL.base| 0) (= |#t~string65.offset| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (= |#t~string25.offset| 0) (= |#t~string13.offset| 0) (= ~head~0.offset 0) (= |#t~string63.offset| 0) (<= ~pumpRunning~0 2147483647) (= |#t~string31.offset| 0) (= |#t~string11.offset| 0) (= |#NULL.offset| 0) (= |#t~string17.offset| 0) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (= |#t~string23.offset| 0) (= |#t~string53.offset| 0)) [2019-09-25 17:46:34,816 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-25 17:46:34,816 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-25 17:46:34,818 INFO L168 Benchmark]: Toolchain (without parser) took 25413.50 ms. Allocated memory was 140.5 MB in the beginning and 790.6 MB in the end (delta: 650.1 MB). Free memory was 85.8 MB in the beginning and 303.3 MB in the end (delta: -217.5 MB). Peak memory consumption was 432.6 MB. Max. memory is 7.1 GB. [2019-09-25 17:46:34,826 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 140.5 MB. Free memory was 105.1 MB in the beginning and 104.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-25 17:46:34,827 INFO L168 Benchmark]: CACSL2BoogieTranslator took 690.76 ms. Allocated memory was 140.5 MB in the beginning and 200.3 MB in the end (delta: 59.8 MB). Free memory was 85.6 MB in the beginning and 167.1 MB in the end (delta: -81.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 7.1 GB. [2019-09-25 17:46:34,829 INFO L168 Benchmark]: Boogie Preprocessor took 106.84 ms. Allocated memory is still 200.3 MB. Free memory was 167.1 MB in the beginning and 162.9 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2019-09-25 17:46:34,836 INFO L168 Benchmark]: RCFGBuilder took 1777.04 ms. Allocated memory was 200.3 MB in the beginning and 226.0 MB in the end (delta: 25.7 MB). Free memory was 162.9 MB in the beginning and 154.8 MB in the end (delta: 8.2 MB). Peak memory consumption was 90.5 MB. Max. memory is 7.1 GB. [2019-09-25 17:46:34,837 INFO L168 Benchmark]: Sifa took 22834.41 ms. Allocated memory was 226.0 MB in the beginning and 790.6 MB in the end (delta: 564.7 MB). Free memory was 154.8 MB in the beginning and 303.3 MB in the end (delta: -148.6 MB). Peak memory consumption was 416.1 MB. Max. memory is 7.1 GB. [2019-09-25 17:46:34,842 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 140.5 MB. Free memory was 105.1 MB in the beginning and 104.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 690.76 ms. Allocated memory was 140.5 MB in the beginning and 200.3 MB in the end (delta: 59.8 MB). Free memory was 85.6 MB in the beginning and 167.1 MB in the end (delta: -81.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 106.84 ms. Allocated memory is still 200.3 MB. Free memory was 167.1 MB in the beginning and 162.9 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1777.04 ms. Allocated memory was 200.3 MB in the beginning and 226.0 MB in the end (delta: 25.7 MB). Free memory was 162.9 MB in the beginning and 154.8 MB in the end (delta: 8.2 MB). Peak memory consumption was 90.5 MB. Max. memory is 7.1 GB. * Sifa took 22834.41 ms. Allocated memory was 226.0 MB in the beginning and 790.6 MB in the end (delta: 564.7 MB). Free memory was 154.8 MB in the beginning and 303.3 MB in the end (delta: -148.6 MB). Peak memory consumption was 416.1 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]: 22789, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 167, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 114, TOOLS_POST_TIME[ms]: 11376, TOOLS_POST_CALL_APPLICATIONS: 42, TOOLS_POST_CALL_TIME[ms]: 162, TOOLS_POST_RETURN_APPLICATIONS: 35, TOOLS_POST_RETURN_TIME[ms]: 83, TOOLS_QUANTIFIERELIM_APPLICATIONS: 190, TOOLS_QUANTIFIERELIM_TIME[ms]: 11511, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 11221, FLUID_QUERY_TIME[ms]: 12, FLUID_QUERIES: 169, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 60, DOMAIN_JOIN_TIME[ms]: 10285, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 1, DOMAIN_WIDEN_TIME[ms]: 419, DOMAIN_ISSUBSETEQ_APPLICATIONS: 2, DOMAIN_ISSUBSETEQ_TIME[ms]: 10, DOMAIN_ISBOTTOM_APPLICATIONS: 41, DOMAIN_ISBOTTOM_TIME[ms]: 300, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 9289, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 9288, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 2, CALL_SUMMARIZER_APPLICATIONS: 35, CALL_SUMMARIZER_CACHE_MISSES: 18, CALL_SUMMARIZER_OVERALL_TIME[ms]: 11572, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 11571, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 33, DAG_COMPRESSION_PROCESSED_NODES: 353, DAG_COMPRESSION_RETAINED_NODES: 169 - UnprovableResult [Line: 461]: 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 452#(and (= |#t~string21.offset| 0) (= |#t~string55.offset| 0) (= |#t~string56.offset| 0) (= |#t~string29.offset| 0) (= |#t~string7.offset| 0) (= |#t~string15.offset| 0) (= |#t~string57.offset| 0) (= |#t~string67.offset| 0) (= |#t~string27.offset| 0) (= |#t~string54.offset| 0) (= |#t~string58.offset| 0) (not (= ~pumpRunning~0 0)) (= |#t~string66.offset| 0) (= |#t~string62.offset| 0) (= |#t~string64.offset| 0) (= |#t~string19.offset| 0) (= ~head~0.base 0) (not (= 0 ~methaneLevelCritical~0)) (= |#t~string9.offset| 0) (= ~cleanupTimeShifts~0 4) (<= ~methaneLevelCritical~0 2147483647) (= |#NULL.base| 0) (= |#t~string65.offset| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (= |#t~string25.offset| 0) (= |#t~string13.offset| 0) (= ~head~0.offset 0) (= |#t~string63.offset| 0) (<= ~pumpRunning~0 2147483647) (= |#t~string31.offset| 0) (= |#t~string11.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...