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.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product10.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-17 06:07:12,420 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-17 06:07:12,422 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-17 06:07:12,434 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-17 06:07:12,434 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-17 06:07:12,435 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-17 06:07:12,436 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-17 06:07:12,438 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-17 06:07:12,440 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-17 06:07:12,441 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-17 06:07:12,441 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-17 06:07:12,443 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-17 06:07:12,443 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-17 06:07:12,444 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-17 06:07:12,445 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-17 06:07:12,446 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-17 06:07:12,447 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-17 06:07:12,448 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-17 06:07:12,449 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-17 06:07:12,451 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-17 06:07:12,452 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-17 06:07:12,453 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-17 06:07:12,455 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-17 06:07:12,455 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-17 06:07:12,458 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-17 06:07:12,458 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-17 06:07:12,458 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-17 06:07:12,459 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-17 06:07:12,460 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-17 06:07:12,461 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-17 06:07:12,461 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-17 06:07:12,462 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-17 06:07:12,462 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-17 06:07:12,463 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-17 06:07:12,464 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-17 06:07:12,464 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-17 06:07:12,465 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-17 06:07:12,465 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-17 06:07:12,465 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-17 06:07:12,466 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-17 06:07:12,467 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-17 06:07:12,468 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 [2019-09-17 06:07:12,482 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-17 06:07:12,482 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-17 06:07:12,483 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-17 06:07:12,483 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-17 06:07:12,484 INFO L138 SettingsManager]: * Use SBE=true [2019-09-17 06:07:12,484 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-17 06:07:12,484 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-17 06:07:12,484 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-17 06:07:12,484 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-17 06:07:12,485 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-17 06:07:12,485 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-17 06:07:12,485 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-17 06:07:12,485 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-17 06:07:12,485 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-17 06:07:12,486 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-17 06:07:12,486 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-17 06:07:12,486 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-17 06:07:12,486 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-17 06:07:12,486 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-17 06:07:12,487 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-17 06:07:12,487 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-17 06:07:12,487 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-17 06:07:12,487 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-17 06:07:12,487 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-17 06:07:12,488 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-17 06:07:12,488 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-17 06:07:12,488 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-17 06:07:12,488 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-17 06:07:12,488 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: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-09-17 06:07:12,522 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-17 06:07:12,540 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-17 06:07:12,545 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-17 06:07:12,547 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-17 06:07:12,547 INFO L275 PluginConnector]: CDTParser initialized [2019-09-17 06:07:12,548 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product10.cil.c [2019-09-17 06:07:12,620 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ebb687419/9f23709779884bfca2a0dc3e8ff95d22/FLAG9911b2bd1 [2019-09-17 06:07:13,153 INFO L306 CDTParser]: Found 1 translation units. [2019-09-17 06:07:13,154 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product10.cil.c [2019-09-17 06:07:13,167 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ebb687419/9f23709779884bfca2a0dc3e8ff95d22/FLAG9911b2bd1 [2019-09-17 06:07:13,523 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ebb687419/9f23709779884bfca2a0dc3e8ff95d22 [2019-09-17 06:07:13,533 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-17 06:07:13,534 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-17 06:07:13,535 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-17 06:07:13,536 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-17 06:07:13,539 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-17 06:07:13,540 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 06:07:13" (1/1) ... [2019-09-17 06:07:13,543 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d344efb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:07:13, skipping insertion in model container [2019-09-17 06:07:13,543 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 06:07:13" (1/1) ... [2019-09-17 06:07:13,550 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-17 06:07:13,614 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-17 06:07:13,949 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 06:07:14,019 INFO L188 MainTranslator]: Completed pre-run [2019-09-17 06:07:14,108 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 06:07:14,153 INFO L192 MainTranslator]: Completed translation [2019-09-17 06:07:14,153 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:07:14 WrapperNode [2019-09-17 06:07:14,153 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-17 06:07:14,154 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-17 06:07:14,154 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-17 06:07:14,155 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-17 06:07:14,165 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:07:14" (1/1) ... [2019-09-17 06:07:14,165 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:07:14" (1/1) ... [2019-09-17 06:07:14,188 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:07:14" (1/1) ... [2019-09-17 06:07:14,189 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:07:14" (1/1) ... [2019-09-17 06:07:14,239 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:07:14" (1/1) ... [2019-09-17 06:07:14,248 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:07:14" (1/1) ... [2019-09-17 06:07:14,252 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:07:14" (1/1) ... [2019-09-17 06:07:14,259 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-17 06:07:14,260 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-17 06:07:14,260 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-17 06:07:14,260 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-17 06:07:14,261 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:07:14" (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 [2019-09-17 06:07:14,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-17 06:07:14,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-17 06:07:14,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-17 06:07:14,327 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-09-17 06:07:14,327 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-17 06:07:14,328 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-17 06:07:14,328 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-17 06:07:14,328 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-17 06:07:14,328 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-17 06:07:14,328 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-17 06:07:14,328 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-17 06:07:14,329 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-17 06:07:14,329 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-17 06:07:14,329 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-17 06:07:14,329 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-17 06:07:14,329 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-17 06:07:14,330 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-17 06:07:14,330 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-17 06:07:14,330 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2019-09-17 06:07:14,330 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-17 06:07:14,330 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-17 06:07:14,330 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-17 06:07:14,331 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-17 06:07:14,331 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-17 06:07:14,331 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-17 06:07:14,331 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-17 06:07:14,331 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-17 06:07:14,331 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-17 06:07:14,332 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-17 06:07:14,332 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-17 06:07:14,332 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-17 06:07:14,332 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-17 06:07:14,332 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-17 06:07:14,332 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-17 06:07:14,333 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-17 06:07:14,333 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-17 06:07:14,333 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-17 06:07:14,333 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-17 06:07:14,333 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-17 06:07:14,333 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-17 06:07:14,333 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-17 06:07:14,334 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-17 06:07:14,334 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-09-17 06:07:14,334 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-17 06:07:14,334 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-17 06:07:14,334 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-17 06:07:14,334 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-17 06:07:14,334 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-17 06:07:14,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-17 06:07:14,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-17 06:07:14,335 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-17 06:07:14,335 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-17 06:07:14,335 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-17 06:07:14,335 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-17 06:07:14,335 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-17 06:07:14,336 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-17 06:07:14,336 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-17 06:07:14,336 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-17 06:07:14,336 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-17 06:07:14,336 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-17 06:07:14,336 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-17 06:07:14,337 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-17 06:07:14,337 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-17 06:07:14,337 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-17 06:07:14,337 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-17 06:07:14,337 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-17 06:07:14,337 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-17 06:07:14,338 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-17 06:07:14,338 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-17 06:07:14,338 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-17 06:07:14,338 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-17 06:07:14,338 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-17 06:07:14,338 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-17 06:07:14,339 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-17 06:07:14,339 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-17 06:07:14,339 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-17 06:07:14,339 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-17 06:07:14,339 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-17 06:07:14,339 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-17 06:07:14,340 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-17 06:07:14,340 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2019-09-17 06:07:14,340 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-17 06:07:14,340 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-17 06:07:14,340 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-17 06:07:14,340 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-17 06:07:14,340 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-17 06:07:15,936 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-17 06:07:15,937 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-17 06:07:15,938 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 06:07:15 BoogieIcfgContainer [2019-09-17 06:07:15,938 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-17 06:07:15,939 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-17 06:07:15,939 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-17 06:07:15,939 INFO L275 PluginConnector]: Sifa initialized [2019-09-17 06:07:15,940 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 06:07:15" (1/1) ... [2019-09-17 06:07:15,941 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_QUICK ♦ Intern Fluid=SizeLimitFluid [2019-09-17 06:07:15,974 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-17 06:07:15,974 INFO L169 IcfgInterpreter]: Building call graph [2019-09-17 06:07:15,983 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-17 06:07:15,991 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-17 06:07:15,992 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-17 06:07:26,976 WARN L191 SmtUtils]: Spent 392.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-09-17 06:07:28,820 WARN L191 SmtUtils]: Spent 442.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-17 06:07:28,994 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-17 06:07:29,128 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-17 06:07:29,251 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-17 06:07:29,269 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 478 for LOIs [2019-09-17 06:07:29,323 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 478 for LOIs [2019-09-17 06:07:29,330 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 478 for LOIs [2019-09-17 06:07:29,905 WARN L191 SmtUtils]: Spent 492.00 ms on a formula simplification that was a NOOP. DAG size: 502 [2019-09-17 06:07:30,209 WARN L191 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 502 [2019-09-17 06:07:30,534 WARN L191 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 499 [2019-09-17 06:07:30,792 WARN L191 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 499 [2019-09-17 06:07:31,240 WARN L191 SmtUtils]: Spent 429.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2019-09-17 06:07:31,565 WARN L191 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2019-09-17 06:07:31,866 WARN L191 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2019-09-17 06:07:32,235 WARN L191 SmtUtils]: Spent 367.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2019-09-17 06:07:32,932 WARN L191 SmtUtils]: Spent 636.00 ms on a formula simplification that was a NOOP. DAG size: 532 [2019-09-17 06:07:33,545 WARN L191 SmtUtils]: Spent 611.00 ms on a formula simplification that was a NOOP. DAG size: 532 [2019-09-17 06:07:34,283 WARN L191 SmtUtils]: Spent 612.00 ms on a formula simplification. DAG size of input: 540 DAG size of output: 528 [2019-09-17 06:07:34,653 WARN L191 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 528 [2019-09-17 06:07:35,104 WARN L191 SmtUtils]: Spent 430.00 ms on a formula simplification that was a NOOP. DAG size: 531 [2019-09-17 06:07:35,524 WARN L191 SmtUtils]: Spent 418.00 ms on a formula simplification that was a NOOP. DAG size: 531 [2019-09-17 06:07:36,076 WARN L191 SmtUtils]: Spent 436.00 ms on a formula simplification. DAG size of input: 527 DAG size of output: 524 [2019-09-17 06:07:36,483 WARN L191 SmtUtils]: Spent 404.00 ms on a formula simplification that was a NOOP. DAG size: 524 [2019-09-17 06:07:37,799 WARN L191 SmtUtils]: Spent 1.21 s on a formula simplification. DAG size of input: 539 DAG size of output: 539 [2019-09-17 06:07:38,395 WARN L191 SmtUtils]: Spent 593.00 ms on a formula simplification that was a NOOP. DAG size: 539 [2019-09-17 06:07:39,116 WARN L191 SmtUtils]: Spent 695.00 ms on a formula simplification that was a NOOP. DAG size: 551 [2019-09-17 06:07:39,830 WARN L191 SmtUtils]: Spent 712.00 ms on a formula simplification that was a NOOP. DAG size: 551 [2019-09-17 06:07:40,503 WARN L191 SmtUtils]: Spent 671.00 ms on a formula simplification that was a NOOP. DAG size: 551 [2019-09-17 06:07:41,169 WARN L191 SmtUtils]: Spent 665.00 ms on a formula simplification that was a NOOP. DAG size: 551 [2019-09-17 06:07:42,630 WARN L191 SmtUtils]: Spent 1.37 s on a formula simplification. DAG size of input: 572 DAG size of output: 568 [2019-09-17 06:07:43,477 WARN L191 SmtUtils]: Spent 845.00 ms on a formula simplification that was a NOOP. DAG size: 568 [2019-09-17 06:07:44,151 WARN L191 SmtUtils]: Spent 601.00 ms on a formula simplification. DAG size of input: 552 DAG size of output: 552 [2019-09-17 06:07:44,678 WARN L191 SmtUtils]: Spent 524.00 ms on a formula simplification. DAG size of input: 552 DAG size of output: 550 [2019-09-17 06:07:45,595 WARN L191 SmtUtils]: Spent 892.00 ms on a formula simplification that was a NOOP. DAG size: 565 [2019-09-17 06:07:45,837 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 532 DAG size of output: 526 [2019-09-17 06:07:45,960 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 3 for LOIs [2019-09-17 06:07:45,993 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 3 for LOIs [2019-09-17 06:07:46,001 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification4_spec__1 with input of size 18 for LOIs [2019-09-17 06:07:46,004 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 28 for LOIs [2019-09-17 06:07:46,007 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-17 06:07:46,007 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-17 06:07:46,009 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 346#(and (or (< 0 (+ ~waterLevel~0 1)) (<= ~waterLevel~0 0)) (<= ~waterLevel~0 2147483647) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (<= 0 (+ ~pumpRunning~0 2147483648)) (= 0 ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2019-09-17 06:07:46,021 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-17 06:07:46,022 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-17 06:07:46,025 INFO L168 Benchmark]: Toolchain (without parser) took 32489.99 ms. Allocated memory was 132.6 MB in the beginning and 842.5 MB in the end (delta: 709.9 MB). Free memory was 84.6 MB in the beginning and 564.3 MB in the end (delta: -479.6 MB). Peak memory consumption was 230.2 MB. Max. memory is 7.1 GB. [2019-09-17 06:07:46,027 INFO L168 Benchmark]: CDTParser took 1.27 ms. Allocated memory is still 132.6 MB. Free memory was 104.7 MB in the beginning and 104.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-17 06:07:46,034 INFO L168 Benchmark]: CACSL2BoogieTranslator took 618.38 ms. Allocated memory was 132.6 MB in the beginning and 210.8 MB in the end (delta: 78.1 MB). Free memory was 84.4 MB in the beginning and 186.7 MB in the end (delta: -102.3 MB). Peak memory consumption was 22.7 MB. Max. memory is 7.1 GB. [2019-09-17 06:07:46,035 INFO L168 Benchmark]: Boogie Preprocessor took 105.23 ms. Allocated memory is still 210.8 MB. Free memory was 186.7 MB in the beginning and 182.1 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. [2019-09-17 06:07:46,036 INFO L168 Benchmark]: RCFGBuilder took 1678.68 ms. Allocated memory was 210.8 MB in the beginning and 273.7 MB in the end (delta: 62.9 MB). Free memory was 182.1 MB in the beginning and 234.3 MB in the end (delta: -52.1 MB). Peak memory consumption was 119.4 MB. Max. memory is 7.1 GB. [2019-09-17 06:07:46,043 INFO L168 Benchmark]: Sifa took 30082.86 ms. Allocated memory was 273.7 MB in the beginning and 842.5 MB in the end (delta: 568.9 MB). Free memory was 234.3 MB in the beginning and 564.3 MB in the end (delta: -330.0 MB). Peak memory consumption was 238.9 MB. Max. memory is 7.1 GB. [2019-09-17 06:07:46,049 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.27 ms. Allocated memory is still 132.6 MB. Free memory was 104.7 MB in the beginning and 104.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 618.38 ms. Allocated memory was 132.6 MB in the beginning and 210.8 MB in the end (delta: 78.1 MB). Free memory was 84.4 MB in the beginning and 186.7 MB in the end (delta: -102.3 MB). Peak memory consumption was 22.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 105.23 ms. Allocated memory is still 210.8 MB. Free memory was 186.7 MB in the beginning and 182.1 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1678.68 ms. Allocated memory was 210.8 MB in the beginning and 273.7 MB in the end (delta: 62.9 MB). Free memory was 182.1 MB in the beginning and 234.3 MB in the end (delta: -52.1 MB). Peak memory consumption was 119.4 MB. Max. memory is 7.1 GB. * Sifa took 30082.86 ms. Allocated memory was 273.7 MB in the beginning and 842.5 MB in the end (delta: 568.9 MB). Free memory was 234.3 MB in the beginning and 564.3 MB in the end (delta: -330.0 MB). Peak memory consumption was 238.9 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]: 30035, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 176, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 118, TOOLS_POST_TIME[ms]: 13090, TOOLS_POST_CALL_APPLICATIONS: 50, TOOLS_POST_CALL_TIME[ms]: 334, TOOLS_POST_RETURN_APPLICATIONS: 41, TOOLS_POST_RETURN_TIME[ms]: 157, TOOLS_QUANTIFIERELIM_APPLICATIONS: 209, TOOLS_QUANTIFIERELIM_TIME[ms]: 13479, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 12947, FLUID_QUERY_TIME[ms]: 13, FLUID_QUERIES: 182, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 59, DOMAIN_JOIN_TIME[ms]: 14338, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 4, DOMAIN_WIDEN_TIME[ms]: 1759, DOMAIN_ISSUBSETEQ_APPLICATIONS: 6, DOMAIN_ISSUBSETEQ_TIME[ms]: 43, DOMAIN_ISBOTTOM_APPLICATIONS: 37, DOMAIN_ISBOTTOM_TIME[ms]: 189, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 16318, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 16317, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 6, CALL_SUMMARIZER_APPLICATIONS: 41, CALL_SUMMARIZER_CACHE_MISSES: 15, CALL_SUMMARIZER_OVERALL_TIME[ms]: 13279, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 13278, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 5, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 23, DAG_COMPRESSION_PROCESSED_NODES: 368, DAG_COMPRESSION_RETAINED_NODES: 174 - UnprovableResult [Line: 439]: 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 346#(and (or (< 0 (+ ~waterLevel~0 1)) (<= ~waterLevel~0 0)) (<= ~waterLevel~0 2147483647) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (<= 0 (+ ~pumpRunning~0 2147483648)) (= 0 ~waterLevel~0) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...