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 SingleStatement --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-fea9116 [2019-09-20 19:30:10,589 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 19:30:10,592 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 19:30:10,604 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 19:30:10,604 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 19:30:10,606 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 19:30:10,607 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 19:30:10,609 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 19:30:10,611 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 19:30:10,612 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 19:30:10,613 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 19:30:10,614 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 19:30:10,615 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 19:30:10,616 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 19:30:10,617 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 19:30:10,618 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 19:30:10,619 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 19:30:10,620 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 19:30:10,622 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 19:30:10,624 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 19:30:10,626 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 19:30:10,628 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 19:30:10,629 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 19:30:10,630 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 19:30:10,632 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 19:30:10,633 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 19:30:10,633 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 19:30:10,634 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 19:30:10,635 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 19:30:10,636 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 19:30:10,636 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 19:30:10,637 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 19:30:10,638 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 19:30:10,639 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 19:30:10,640 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 19:30:10,641 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 19:30:10,641 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 19:30:10,642 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 19:30:10,642 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 19:30:10,643 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 19:30:10,644 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 19:30:10,644 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 [2019-09-20 19:30:10,660 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 19:30:10,660 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 19:30:10,661 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 19:30:10,661 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 19:30:10,662 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 19:30:10,662 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 19:30:10,662 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 19:30:10,662 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 19:30:10,662 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 19:30:10,663 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 19:30:10,663 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 19:30:10,663 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 19:30:10,663 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 19:30:10,663 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 19:30:10,664 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 19:30:10,664 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 19:30:10,664 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 19:30:10,664 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 19:30:10,665 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 19:30:10,665 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 19:30:10,665 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 19:30:10,665 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 19:30:10,665 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 19:30:10,666 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 19:30:10,666 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 19:30:10,666 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 19:30:10,666 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 19:30:10,666 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 19:30:10,667 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 -> SingleStatement 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 [2019-09-20 19:30:10,698 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 19:30:10,711 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 19:30:10,715 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 19:30:10,716 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 19:30:10,717 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 19:30:10,718 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product06.cil.c [2019-09-20 19:30:10,782 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/62db69461/c87fd251ef0a4fc0a96c9f7460b8a6c2/FLAG46fd39d14 [2019-09-20 19:30:11,265 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 19:30:11,266 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product06.cil.c [2019-09-20 19:30:11,292 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/62db69461/c87fd251ef0a4fc0a96c9f7460b8a6c2/FLAG46fd39d14 [2019-09-20 19:30:11,617 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/62db69461/c87fd251ef0a4fc0a96c9f7460b8a6c2 [2019-09-20 19:30:11,628 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 19:30:11,630 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 19:30:11,631 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 19:30:11,631 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 19:30:11,635 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 19:30:11,636 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:30:11" (1/1) ... [2019-09-20 19:30:11,639 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65743cee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:30:11, skipping insertion in model container [2019-09-20 19:30:11,639 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:30:11" (1/1) ... [2019-09-20 19:30:11,647 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 19:30:11,716 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 19:30:12,182 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 19:30:12,196 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 19:30:12,277 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 19:30:12,317 INFO L192 MainTranslator]: Completed translation [2019-09-20 19:30:12,317 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:30:12 WrapperNode [2019-09-20 19:30:12,317 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 19:30:12,318 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 19:30:12,318 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 19:30:12,319 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 19:30:12,330 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:30:12" (1/1) ... [2019-09-20 19:30:12,330 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:30:12" (1/1) ... [2019-09-20 19:30:12,348 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:30:12" (1/1) ... [2019-09-20 19:30:12,349 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:30:12" (1/1) ... [2019-09-20 19:30:12,377 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:30:12" (1/1) ... [2019-09-20 19:30:12,389 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:30:12" (1/1) ... [2019-09-20 19:30:12,395 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:30:12" (1/1) ... [2019-09-20 19:30:12,410 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 19:30:12,411 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 19:30:12,411 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 19:30:12,412 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 19:30:12,413 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:30:12" (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 [2019-09-20 19:30:12,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 19:30:12,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 19:30:12,488 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 19:30:12,488 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 19:30:12,489 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 19:30:12,489 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 19:30:12,490 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 19:30:12,490 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 19:30:12,490 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 19:30:12,490 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 19:30:12,491 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 19:30:12,492 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 19:30:12,492 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 19:30:12,492 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 19:30:12,493 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 19:30:12,493 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 19:30:12,495 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 19:30:12,495 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 19:30:12,496 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-09-20 19:30:12,496 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 19:30:12,496 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 19:30:12,496 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 19:30:12,496 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 19:30:12,496 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 19:30:12,497 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 19:30:12,497 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 19:30:12,497 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 19:30:12,497 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 19:30:12,497 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-20 19:30:12,498 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 19:30:12,498 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 19:30:12,498 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 19:30:12,498 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 19:30:12,498 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 19:30:12,498 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 19:30:12,499 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-20 19:30:12,499 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 19:30:12,499 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 19:30:12,499 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 19:30:12,499 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 19:30:12,500 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 19:30:12,500 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 19:30:12,500 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 19:30:12,500 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 19:30:12,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 19:30:12,501 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 19:30:12,501 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 19:30:12,501 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 19:30:12,501 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 19:30:12,501 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 19:30:12,501 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 19:30:12,502 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 19:30:12,502 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 19:30:12,502 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 19:30:12,502 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 19:30:12,502 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 19:30:12,502 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 19:30:12,502 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 19:30:12,503 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 19:30:12,503 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 19:30:12,504 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 19:30:12,504 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 19:30:12,504 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 19:30:12,504 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 19:30:12,504 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 19:30:12,505 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 19:30:12,505 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 19:30:12,505 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 19:30:12,505 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 19:30:12,505 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 19:30:12,505 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 19:30:12,505 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 19:30:12,505 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 19:30:12,506 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-09-20 19:30:12,506 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 19:30:12,507 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 19:30:12,507 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 19:30:12,507 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-20 19:30:12,508 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 19:30:12,508 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 19:30:12,509 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 19:30:12,509 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-20 19:30:12,509 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 19:30:12,509 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 19:30:12,509 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 19:30:12,510 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 19:30:13,720 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 19:30:13,720 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 19:30:13,722 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 07:30:13 BoogieIcfgContainer [2019-09-20 19:30:13,722 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 19:30:13,722 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 19:30:13,722 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 19:30:13,723 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 19:30:13,724 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 07:30:13" (1/1) ... [2019-09-20 19:30:13,724 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_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-20 19:30:13,751 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 19:30:13,754 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 19:30:13,770 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 19:30:13,781 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 19:30:13,782 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 19:30:14,349 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 48 [2019-09-20 19:30:14,763 WARN L191 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 56 [2019-09-20 19:30:15,004 WARN L191 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 53 [2019-09-20 19:30:15,291 WARN L191 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 66 [2019-09-20 19:30:15,537 WARN L191 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 63 [2019-09-20 19:30:15,952 WARN L191 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 76 [2019-09-20 19:30:16,248 WARN L191 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 73 [2019-09-20 19:30:16,740 WARN L191 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 86 [2019-09-20 19:30:17,205 WARN L191 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 85 [2019-09-20 19:30:17,933 WARN L191 SmtUtils]: Spent 564.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 98 [2019-09-20 19:30:18,445 WARN L191 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 97 [2019-09-20 19:30:19,318 WARN L191 SmtUtils]: Spent 670.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 111 [2019-09-20 19:30:19,831 WARN L191 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 106 [2019-09-20 19:30:20,132 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-20 19:30:21,011 WARN L191 SmtUtils]: Spent 871.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 119 [2019-09-20 19:30:21,189 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2019-09-20 19:30:21,707 WARN L191 SmtUtils]: Spent 513.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 120 [2019-09-20 19:30:22,102 WARN L191 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2019-09-20 19:30:23,259 WARN L191 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 243 DAG size of output: 133 [2019-09-20 19:30:23,452 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2019-09-20 19:30:24,101 WARN L191 SmtUtils]: Spent 643.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 134 [2019-09-20 19:30:24,490 WARN L191 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2019-09-20 19:30:25,544 WARN L191 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 291 DAG size of output: 147 [2019-09-20 19:30:26,405 WARN L191 SmtUtils]: Spent 692.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 144 [2019-09-20 19:30:27,061 WARN L191 SmtUtils]: Spent 396.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2019-09-20 19:30:28,927 WARN L191 SmtUtils]: Spent 1.86 s on a formula simplification. DAG size of input: 337 DAG size of output: 165 [2019-09-20 19:30:29,931 WARN L191 SmtUtils]: Spent 834.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 160 [2019-09-20 19:30:30,796 WARN L191 SmtUtils]: Spent 523.00 ms on a formula simplification that was a NOOP. DAG size: 283 [2019-09-20 19:30:33,045 WARN L191 SmtUtils]: Spent 2.23 s on a formula simplification. DAG size of input: 402 DAG size of output: 174 [2019-09-20 19:30:34,124 WARN L191 SmtUtils]: Spent 878.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 169 [2019-09-20 19:30:35,231 WARN L191 SmtUtils]: Spent 655.00 ms on a formula simplification that was a NOOP. DAG size: 337 [2019-09-20 19:30:38,487 WARN L191 SmtUtils]: Spent 3.24 s on a formula simplification. DAG size of input: 474 DAG size of output: 214 [2019-09-20 19:30:39,816 WARN L191 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 257 DAG size of output: 209 [2019-09-20 19:30:41,206 WARN L191 SmtUtils]: Spent 846.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2019-09-20 19:30:44,991 WARN L191 SmtUtils]: Spent 3.77 s on a formula simplification. DAG size of input: 525 DAG size of output: 241 [2019-09-20 19:30:46,566 WARN L191 SmtUtils]: Spent 1.35 s on a formula simplification. DAG size of input: 280 DAG size of output: 236 [2019-09-20 19:30:48,312 WARN L191 SmtUtils]: Spent 1.05 s on a formula simplification that was a NOOP. DAG size: 445 [2019-09-20 19:30:53,235 WARN L191 SmtUtils]: Spent 4.91 s on a formula simplification. DAG size of input: 613 DAG size of output: 260 [2019-09-20 19:30:55,062 WARN L191 SmtUtils]: Spent 1.55 s on a formula simplification. DAG size of input: 305 DAG size of output: 255