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 CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product06.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-17 17:08:56,396 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-17 17:08:56,398 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-17 17:08:56,410 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-17 17:08:56,410 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-17 17:08:56,411 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-17 17:08:56,412 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-17 17:08:56,414 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-17 17:08:56,416 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-17 17:08:56,417 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-17 17:08:56,418 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-17 17:08:56,419 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-17 17:08:56,419 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-17 17:08:56,420 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-17 17:08:56,421 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-17 17:08:56,422 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-17 17:08:56,423 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-17 17:08:56,424 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-17 17:08:56,426 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-17 17:08:56,428 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-17 17:08:56,429 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-17 17:08:56,430 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-17 17:08:56,432 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-17 17:08:56,432 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-17 17:08:56,435 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-17 17:08:56,435 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-17 17:08:56,435 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-17 17:08:56,436 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-17 17:08:56,436 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-17 17:08:56,437 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-17 17:08:56,438 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-17 17:08:56,438 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-17 17:08:56,439 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-17 17:08:56,440 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-17 17:08:56,441 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-17 17:08:56,441 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-17 17:08:56,442 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-17 17:08:56,442 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-17 17:08:56,442 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-17 17:08:56,443 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-17 17:08:56,444 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-17 17:08:56,444 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 17:08:56,459 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-17 17:08:56,459 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-17 17:08:56,460 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-17 17:08:56,461 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-17 17:08:56,461 INFO L138 SettingsManager]: * Use SBE=true [2019-09-17 17:08:56,461 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-17 17:08:56,461 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-17 17:08:56,461 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-17 17:08:56,462 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-17 17:08:56,462 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-17 17:08:56,462 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-17 17:08:56,462 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-17 17:08:56,462 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-17 17:08:56,463 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-17 17:08:56,463 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-17 17:08:56,463 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-17 17:08:56,463 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-17 17:08:56,463 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-17 17:08:56,463 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-17 17:08:56,464 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-17 17:08:56,464 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-17 17:08:56,464 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-17 17:08:56,464 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-17 17:08:56,464 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-17 17:08:56,465 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-17 17:08:56,465 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-17 17:08:56,465 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-17 17:08:56,465 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-17 17:08:56,465 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain 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_DDA [2019-09-17 17:08:56,503 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-17 17:08:56,515 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-17 17:08:56,518 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-17 17:08:56,519 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-17 17:08:56,520 INFO L275 PluginConnector]: CDTParser initialized [2019-09-17 17:08:56,521 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product06.cil.c [2019-09-17 17:08:56,580 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/199292730/899f797159ec42c3ab4223e880c091ad/FLAGdfefd32f3 [2019-09-17 17:08:57,096 INFO L306 CDTParser]: Found 1 translation units. [2019-09-17 17:08:57,097 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product06.cil.c [2019-09-17 17:08:57,115 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/199292730/899f797159ec42c3ab4223e880c091ad/FLAGdfefd32f3 [2019-09-17 17:08:57,392 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/199292730/899f797159ec42c3ab4223e880c091ad [2019-09-17 17:08:57,403 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-17 17:08:57,404 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-17 17:08:57,405 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-17 17:08:57,405 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-17 17:08:57,408 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-17 17:08:57,409 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 05:08:57" (1/1) ... [2019-09-17 17:08:57,411 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e757327 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:08:57, skipping insertion in model container [2019-09-17 17:08:57,411 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 05:08:57" (1/1) ... [2019-09-17 17:08:57,417 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-17 17:08:57,458 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-17 17:08:57,886 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 17:08:57,900 INFO L188 MainTranslator]: Completed pre-run [2019-09-17 17:08:58,037 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 17:08:58,070 INFO L192 MainTranslator]: Completed translation [2019-09-17 17:08:58,071 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:08:58 WrapperNode [2019-09-17 17:08:58,071 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-17 17:08:58,072 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-17 17:08:58,072 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-17 17:08:58,072 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-17 17:08:58,086 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:08:58" (1/1) ... [2019-09-17 17:08:58,086 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:08:58" (1/1) ... [2019-09-17 17:08:58,125 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:08:58" (1/1) ... [2019-09-17 17:08:58,125 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:08:58" (1/1) ... [2019-09-17 17:08:58,171 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:08:58" (1/1) ... [2019-09-17 17:08:58,182 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:08:58" (1/1) ... [2019-09-17 17:08:58,186 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:08:58" (1/1) ... [2019-09-17 17:08:58,193 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-17 17:08:58,194 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-17 17:08:58,194 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-17 17:08:58,194 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-17 17:08:58,195 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:08:58" (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 17:08:58,283 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-17 17:08:58,283 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-17 17:08:58,284 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-17 17:08:58,284 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-17 17:08:58,285 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-17 17:08:58,285 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-17 17:08:58,285 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-17 17:08:58,286 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-17 17:08:58,286 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-17 17:08:58,286 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-17 17:08:58,286 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-17 17:08:58,287 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-17 17:08:58,287 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-17 17:08:58,287 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-17 17:08:58,288 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-17 17:08:58,288 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-17 17:08:58,290 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-17 17:08:58,290 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-17 17:08:58,290 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-09-17 17:08:58,290 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-17 17:08:58,291 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-17 17:08:58,291 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-17 17:08:58,291 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-17 17:08:58,291 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-17 17:08:58,291 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-17 17:08:58,292 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-17 17:08:58,292 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-17 17:08:58,292 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-17 17:08:58,292 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-17 17:08:58,292 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-17 17:08:58,292 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-17 17:08:58,293 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-17 17:08:58,293 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-17 17:08:58,293 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-17 17:08:58,293 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-17 17:08:58,294 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-17 17:08:58,294 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-17 17:08:58,294 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-17 17:08:58,294 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-17 17:08:58,294 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-17 17:08:58,295 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-17 17:08:58,295 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-17 17:08:58,295 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-17 17:08:58,295 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-17 17:08:58,295 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-17 17:08:58,295 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-17 17:08:58,296 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-17 17:08:58,296 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-17 17:08:58,296 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-17 17:08:58,296 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-17 17:08:58,296 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-17 17:08:58,296 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-17 17:08:58,296 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-17 17:08:58,297 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-17 17:08:58,297 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-17 17:08:58,297 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-17 17:08:58,297 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-17 17:08:58,297 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-17 17:08:58,297 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-17 17:08:58,298 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-17 17:08:58,298 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-17 17:08:58,299 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-17 17:08:58,299 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-17 17:08:58,299 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-17 17:08:58,299 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-17 17:08:58,299 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-17 17:08:58,299 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-17 17:08:58,299 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-17 17:08:58,300 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-17 17:08:58,300 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-17 17:08:58,300 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-17 17:08:58,300 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-17 17:08:58,300 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-17 17:08:58,301 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-09-17 17:08:58,301 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-17 17:08:58,302 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-17 17:08:58,302 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-17 17:08:58,303 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-17 17:08:58,303 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-17 17:08:58,303 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-17 17:08:58,303 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-17 17:08:58,304 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-17 17:08:58,304 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-17 17:08:58,304 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-17 17:08:58,305 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-17 17:08:58,305 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-17 17:08:59,836 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-17 17:08:59,836 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-17 17:08:59,838 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 05:08:59 BoogieIcfgContainer [2019-09-17 17:08:59,838 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-17 17:08:59,838 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-17 17:08:59,838 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-17 17:08:59,839 INFO L275 PluginConnector]: Sifa initialized [2019-09-17 17:08:59,840 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 05:08:59" (1/1) ... [2019-09-17 17:08:59,841 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=CompoundDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-17 17:08:59,878 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-17 17:08:59,878 INFO L169 IcfgInterpreter]: Building call graph [2019-09-17 17:08:59,890 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-17 17:08:59,904 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-17 17:08:59,905 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-17 17:09:24,622 WARN L191 SmtUtils]: Spent 15.38 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-17 17:09:26,163 WARN L191 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-17 17:09:29,898 WARN L191 SmtUtils]: Spent 3.73 s on a formula simplification. DAG size of input: 472 DAG size of output: 422 [2019-09-17 17:09:31,638 WARN L191 SmtUtils]: Spent 1.74 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-17 17:09:33,338 WARN L191 SmtUtils]: Spent 1.70 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-17 17:09:33,628 WARN L191 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2019-09-17 17:09:38,113 WARN L191 SmtUtils]: Spent 4.48 s on a formula simplification. DAG size of input: 490 DAG size of output: 434 [2019-09-17 17:09:38,128 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 442 for LOIs [2019-09-17 17:09:38,208 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 442 for LOIs [2019-09-17 17:09:38,215 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 442 for LOIs [2019-09-17 17:09:50,478 WARN L191 SmtUtils]: Spent 12.09 s on a formula simplification. DAG size of input: 455 DAG size of output: 454 [2019-09-17 17:09:56,418 WARN L191 SmtUtils]: Spent 5.94 s on a formula simplification that was a NOOP. DAG size: 454 [2019-09-17 17:09:57,343 WARN L191 SmtUtils]: Spent 913.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 124 [2019-09-17 17:10:10,616 WARN L191 SmtUtils]: Spent 13.27 s on a formula simplification. DAG size of input: 507 DAG size of output: 465 [2019-09-17 17:10:17,921 WARN L191 SmtUtils]: Spent 6.42 s on a formula simplification. DAG size of input: 483 DAG size of output: 464 [2019-09-17 17:10:20,026 WARN L191 SmtUtils]: Spent 2.10 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-17 17:10:20,379 WARN L191 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2019-09-17 17:10:25,232 WARN L191 SmtUtils]: Spent 4.85 s on a formula simplification. DAG size of input: 499 DAG size of output: 465 [2019-09-17 17:10:30,724 WARN L191 SmtUtils]: Spent 5.48 s on a formula simplification that was a NOOP. DAG size: 481 [2019-09-17 17:10:36,283 WARN L191 SmtUtils]: Spent 5.56 s on a formula simplification that was a NOOP. DAG size: 481 [2019-09-17 17:10:47,929 WARN L191 SmtUtils]: Spent 11.64 s on a formula simplification. DAG size of input: 512 DAG size of output: 481 [2019-09-17 17:11:20,334 WARN L191 SmtUtils]: Spent 32.33 s on a formula simplification. DAG size of input: 488 DAG size of output: 486 [2019-09-17 17:11:28,195 WARN L191 SmtUtils]: Spent 7.86 s on a formula simplification that was a NOOP. DAG size: 486 [2019-09-17 17:11:28,501 WARN L191 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2019-09-17 17:11:45,434 WARN L191 SmtUtils]: Spent 16.93 s on a formula simplification. DAG size of input: 517 DAG size of output: 483 [2019-09-17 17:11:52,204 WARN L191 SmtUtils]: Spent 6.22 s on a formula simplification. DAG size of input: 490 DAG size of output: 471 [2019-09-17 17:11:54,356 WARN L191 SmtUtils]: Spent 2.15 s on a formula simplification that was a NOOP. DAG size: 471 [2019-09-17 17:11:54,704 WARN L191 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2019-09-17 17:11:59,582 WARN L191 SmtUtils]: Spent 4.88 s on a formula simplification. DAG size of input: 492 DAG size of output: 471 [2019-09-17 17:12:31,779 WARN L191 SmtUtils]: Spent 31.97 s on a formula simplification. DAG size of input: 491 DAG size of output: 489 [2019-09-17 17:12:39,607 WARN L191 SmtUtils]: Spent 7.83 s on a formula simplification that was a NOOP. DAG size: 489 [2019-09-17 17:12:39,964 WARN L191 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2019-09-17 17:12:56,046 WARN L191 SmtUtils]: Spent 16.08 s on a formula simplification. DAG size of input: 520 DAG size of output: 490 [2019-09-17 17:13:27,988 WARN L191 SmtUtils]: Spent 31.94 s on a formula simplification. DAG size of input: 491 DAG size of output: 489 [2019-09-17 17:13:36,299 WARN L191 SmtUtils]: Spent 8.31 s on a formula simplification that was a NOOP. DAG size: 489 [2019-09-17 17:13:36,622 WARN L191 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2019-09-17 17:13:53,130 WARN L191 SmtUtils]: Spent 16.51 s on a formula simplification. DAG size of input: 520 DAG size of output: 490 [2019-09-17 17:14:25,319 WARN L191 SmtUtils]: Spent 32.19 s on a formula simplification. DAG size of input: 491 DAG size of output: 489 [2019-09-17 17:14:33,196 WARN L191 SmtUtils]: Spent 7.87 s on a formula simplification that was a NOOP. DAG size: 489 [2019-09-17 17:14:33,511 WARN L191 SmtUtils]: Spent 312.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2019-09-17 17:14:49,400 WARN L191 SmtUtils]: Spent 15.89 s on a formula simplification. DAG size of input: 520 DAG size of output: 490 [2019-09-17 17:15:21,242 WARN L191 SmtUtils]: Spent 31.84 s on a formula simplification. DAG size of input: 491 DAG size of output: 489 [2019-09-17 17:15:29,091 WARN L191 SmtUtils]: Spent 7.85 s on a formula simplification that was a NOOP. DAG size: 489 [2019-09-17 17:15:29,403 WARN L191 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2019-09-17 17:15:45,287 WARN L191 SmtUtils]: Spent 15.88 s on a formula simplification. DAG size of input: 520 DAG size of output: 490 [2019-09-17 17:16:17,086 WARN L191 SmtUtils]: Spent 31.80 s on a formula simplification. DAG size of input: 491 DAG size of output: 489 [2019-09-17 17:16:24,988 WARN L191 SmtUtils]: Spent 7.90 s on a formula simplification that was a NOOP. DAG size: 489 [2019-09-17 17:16:25,322 WARN L191 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2019-09-17 17:16:41,316 WARN L191 SmtUtils]: Spent 15.99 s on a formula simplification. DAG size of input: 520 DAG size of output: 490 [2019-09-17 17:17:13,094 WARN L191 SmtUtils]: Spent 31.78 s on a formula simplification. DAG size of input: 491 DAG size of output: 489 [2019-09-17 17:17:20,899 WARN L191 SmtUtils]: Spent 7.80 s on a formula simplification that was a NOOP. DAG size: 489 [2019-09-17 17:17:21,215 WARN L191 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2019-09-17 17:17:37,111 WARN L191 SmtUtils]: Spent 15.89 s on a formula simplification. DAG size of input: 520 DAG size of output: 490 [2019-09-17 17:18:09,173 WARN L191 SmtUtils]: Spent 32.06 s on a formula simplification. DAG size of input: 491 DAG size of output: 489 [2019-09-17 17:18:17,029 WARN L191 SmtUtils]: Spent 7.85 s on a formula simplification that was a NOOP. DAG size: 489 [2019-09-17 17:18:17,346 WARN L191 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2019-09-17 17:18:33,354 WARN L191 SmtUtils]: Spent 16.01 s on a formula simplification. DAG size of input: 520 DAG size of output: 490 [2019-09-17 17:19:05,472 WARN L191 SmtUtils]: Spent 32.12 s on a formula simplification. DAG size of input: 491 DAG size of output: 489 [2019-09-17 17:19:13,284 WARN L191 SmtUtils]: Spent 7.81 s on a formula simplification that was a NOOP. DAG size: 489 [2019-09-17 17:19:13,590 WARN L191 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2019-09-17 17:19:29,545 WARN L191 SmtUtils]: Spent 15.95 s on a formula simplification. DAG size of input: 520 DAG size of output: 490 [2019-09-17 17:20:01,499 WARN L191 SmtUtils]: Spent 31.95 s on a formula simplification. DAG size of input: 491 DAG size of output: 489 [2019-09-17 17:20:09,410 WARN L191 SmtUtils]: Spent 7.91 s on a formula simplification that was a NOOP. DAG size: 489 [2019-09-17 17:20:09,720 WARN L191 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2019-09-17 17:20:25,748 WARN L191 SmtUtils]: Spent 16.03 s on a formula simplification. DAG size of input: 520 DAG size of output: 490 [2019-09-17 17:20:57,622 WARN L191 SmtUtils]: Spent 31.87 s on a formula simplification. DAG size of input: 491 DAG size of output: 489 [2019-09-17 17:21:05,514 WARN L191 SmtUtils]: Spent 7.89 s on a formula simplification that was a NOOP. DAG size: 489 [2019-09-17 17:21:05,848 WARN L191 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2019-09-17 17:21:21,834 WARN L191 SmtUtils]: Spent 15.98 s on a formula simplification. DAG size of input: 520 DAG size of output: 490 [2019-09-17 17:21:53,934 WARN L191 SmtUtils]: Spent 32.10 s on a formula simplification. DAG size of input: 491 DAG size of output: 489 [2019-09-17 17:22:01,852 WARN L191 SmtUtils]: Spent 7.92 s on a formula simplification that was a NOOP. DAG size: 489 [2019-09-17 17:22:02,155 WARN L191 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 125