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_spec5_product51.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-21 08:38:22,670 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-21 08:38:22,673 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-21 08:38:22,691 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-21 08:38:22,692 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-21 08:38:22,693 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-21 08:38:22,694 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-21 08:38:22,696 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-21 08:38:22,697 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-21 08:38:22,698 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-21 08:38:22,699 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-21 08:38:22,700 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-21 08:38:22,700 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-21 08:38:22,701 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-21 08:38:22,702 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-21 08:38:22,703 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-21 08:38:22,704 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-21 08:38:22,705 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-21 08:38:22,707 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-21 08:38:22,708 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-21 08:38:22,710 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-21 08:38:22,711 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-21 08:38:22,712 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-21 08:38:22,713 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-21 08:38:22,716 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-21 08:38:22,716 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-21 08:38:22,716 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-21 08:38:22,717 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-21 08:38:22,717 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-21 08:38:22,718 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-21 08:38:22,719 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-21 08:38:22,719 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-21 08:38:22,720 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-21 08:38:22,721 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-21 08:38:22,722 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-21 08:38:22,722 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-21 08:38:22,723 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-21 08:38:22,723 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-21 08:38:22,723 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-21 08:38:22,724 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-21 08:38:22,725 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-21 08:38:22,726 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 [2019-09-21 08:38:22,740 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-21 08:38:22,740 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-21 08:38:22,742 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-21 08:38:22,742 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-21 08:38:22,742 INFO L138 SettingsManager]: * Use SBE=true [2019-09-21 08:38:22,742 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-21 08:38:22,742 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-21 08:38:22,743 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-21 08:38:22,743 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-21 08:38:22,743 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-21 08:38:22,743 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-21 08:38:22,743 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-21 08:38:22,744 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-21 08:38:22,744 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-21 08:38:22,744 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-21 08:38:22,744 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-21 08:38:22,744 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-21 08:38:22,745 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-21 08:38:22,745 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-21 08:38:22,745 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-21 08:38:22,745 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-21 08:38:22,745 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-21 08:38:22,746 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-21 08:38:22,746 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-21 08:38:22,746 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-21 08:38:22,746 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-21 08:38:22,746 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-21 08:38:22,747 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-21 08:38:22,747 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 [2019-09-21 08:38:22,784 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-21 08:38:22,798 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-21 08:38:22,804 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-21 08:38:22,806 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-21 08:38:22,806 INFO L275 PluginConnector]: CDTParser initialized [2019-09-21 08:38:22,807 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product51.cil.c [2019-09-21 08:38:22,880 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6fb3d45a7/3b5197f9154b42f88a2d3acbbcd06d12/FLAG0e2f67a2b [2019-09-21 08:38:23,471 INFO L306 CDTParser]: Found 1 translation units. [2019-09-21 08:38:23,472 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product51.cil.c [2019-09-21 08:38:23,486 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6fb3d45a7/3b5197f9154b42f88a2d3acbbcd06d12/FLAG0e2f67a2b [2019-09-21 08:38:23,780 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6fb3d45a7/3b5197f9154b42f88a2d3acbbcd06d12 [2019-09-21 08:38:23,790 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-21 08:38:23,792 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-21 08:38:23,793 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-21 08:38:23,793 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-21 08:38:23,796 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-21 08:38:23,797 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:38:23" (1/1) ... [2019-09-21 08:38:23,799 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c5d720d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:38:23, skipping insertion in model container [2019-09-21 08:38:23,800 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:38:23" (1/1) ... [2019-09-21 08:38:23,806 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-21 08:38:23,873 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-21 08:38:24,320 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 08:38:24,345 INFO L188 MainTranslator]: Completed pre-run [2019-09-21 08:38:24,469 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 08:38:24,519 INFO L192 MainTranslator]: Completed translation [2019-09-21 08:38:24,519 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:38:24 WrapperNode [2019-09-21 08:38:24,519 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-21 08:38:24,520 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-21 08:38:24,520 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-21 08:38:24,520 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-21 08:38:24,532 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:38:24" (1/1) ... [2019-09-21 08:38:24,532 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:38:24" (1/1) ... [2019-09-21 08:38:24,555 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:38:24" (1/1) ... [2019-09-21 08:38:24,556 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:38:24" (1/1) ... [2019-09-21 08:38:24,585 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:38:24" (1/1) ... [2019-09-21 08:38:24,603 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:38:24" (1/1) ... [2019-09-21 08:38:24,618 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:38:24" (1/1) ... [2019-09-21 08:38:24,631 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-21 08:38:24,631 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-21 08:38:24,632 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-21 08:38:24,632 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-21 08:38:24,633 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:38:24" (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 [2019-09-21 08:38:24,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-21 08:38:24,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-21 08:38:24,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-21 08:38:24,696 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-21 08:38:24,696 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-21 08:38:24,696 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-21 08:38:24,696 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-21 08:38:24,697 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-21 08:38:24,697 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-21 08:38:24,697 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-21 08:38:24,697 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-21 08:38:24,697 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-21 08:38:24,697 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-21 08:38:24,698 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-21 08:38:24,698 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-21 08:38:24,698 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-21 08:38:24,698 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-21 08:38:24,698 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-21 08:38:24,699 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-21 08:38:24,699 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-21 08:38:24,699 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-21 08:38:24,699 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-21 08:38:24,699 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-21 08:38:24,699 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-21 08:38:24,699 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-21 08:38:24,700 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-21 08:38:24,700 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-21 08:38:24,700 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-21 08:38:24,700 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-21 08:38:24,700 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-21 08:38:24,700 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-21 08:38:24,701 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-21 08:38:24,701 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-21 08:38:24,701 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-21 08:38:24,701 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-21 08:38:24,701 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-21 08:38:24,701 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-21 08:38:24,702 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-21 08:38:24,702 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-21 08:38:24,702 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-21 08:38:24,702 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-09-21 08:38:24,702 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-09-21 08:38:24,702 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-09-21 08:38:24,702 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-21 08:38:24,703 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-21 08:38:24,703 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-21 08:38:24,703 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-21 08:38:24,703 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-21 08:38:24,703 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-21 08:38:24,703 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-21 08:38:24,704 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-21 08:38:24,704 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-21 08:38:24,704 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-21 08:38:24,704 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-21 08:38:24,704 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-21 08:38:24,704 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-21 08:38:24,704 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-21 08:38:24,705 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-09-21 08:38:24,705 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-09-21 08:38:24,705 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-21 08:38:24,705 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-21 08:38:24,705 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-21 08:38:24,705 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-21 08:38:24,706 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-21 08:38:24,706 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-21 08:38:24,706 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-21 08:38:24,706 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-21 08:38:24,706 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-21 08:38:24,706 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-21 08:38:24,706 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-21 08:38:24,707 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-21 08:38:24,707 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-09-21 08:38:24,707 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-21 08:38:24,707 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-21 08:38:24,707 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-21 08:38:24,707 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-21 08:38:24,708 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-21 08:38:24,708 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-21 08:38:24,708 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-21 08:38:24,708 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-21 08:38:24,708 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-21 08:38:24,708 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-21 08:38:24,709 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-21 08:38:24,709 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-21 08:38:24,709 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-21 08:38:24,709 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-21 08:38:24,709 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-21 08:38:24,709 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-21 08:38:24,709 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-21 08:38:24,710 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-21 08:38:24,710 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-21 08:38:24,710 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-21 08:38:24,710 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-21 08:38:24,710 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-21 08:38:24,710 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-21 08:38:24,711 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-21 08:38:24,711 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-21 08:38:24,711 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-21 08:38:24,711 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-21 08:38:24,711 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-21 08:38:26,356 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-21 08:38:26,357 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-21 08:38:26,358 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:38:26 BoogieIcfgContainer [2019-09-21 08:38:26,359 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-21 08:38:26,359 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-21 08:38:26,359 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-21 08:38:26,360 INFO L275 PluginConnector]: Sifa initialized [2019-09-21 08:38:26,361 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:38:26" (1/1) ... [2019-09-21 08:38:26,361 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 [2019-09-21 08:38:26,384 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-21 08:38:26,385 INFO L169 IcfgInterpreter]: Building call graph [2019-09-21 08:38:26,393 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-21 08:38:26,403 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-21 08:38:26,404 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-21 08:38:36,949 WARN L191 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-09-21 08:38:38,740 WARN L191 SmtUtils]: Spent 445.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-21 08:38:38,892 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-21 08:38:39,050 WARN L191 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-21 08:38:39,163 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-21 08:38:39,180 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 484 for LOIs [2019-09-21 08:38:39,228 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 484 for LOIs [2019-09-21 08:38:39,243 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 484 for LOIs [2019-09-21 08:38:39,456 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 488 [2019-09-21 08:38:39,587 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 488 [2019-09-21 08:38:40,162 WARN L191 SmtUtils]: Spent 437.00 ms on a formula simplification that was a NOOP. DAG size: 517 [2019-09-21 08:38:40,510 WARN L191 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 517 [2019-09-21 08:38:40,794 WARN L191 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 517 [2019-09-21 08:38:41,106 WARN L191 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 517 [2019-09-21 08:38:41,336 WARN L191 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 517 [2019-09-21 08:38:41,549 WARN L191 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 517 [2019-09-21 08:38:41,756 WARN L191 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 517 [2019-09-21 08:38:41,958 WARN L191 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 517 [2019-09-21 08:38:42,165 WARN L191 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 517 [2019-09-21 08:38:42,363 WARN L191 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 517 [2019-09-21 08:38:42,574 WARN L191 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 514 [2019-09-21 08:38:42,766 WARN L191 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 514 [2019-09-21 08:38:42,939 WARN L191 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 514 [2019-09-21 08:38:43,116 WARN L191 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 514 [2019-09-21 08:38:43,364 WARN L191 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 514 [2019-09-21 08:38:43,545 WARN L191 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 514 [2019-09-21 08:38:43,717 WARN L191 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 514 [2019-09-21 08:38:43,881 WARN L191 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 514 [2019-09-21 08:38:44,092 WARN L191 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 514 [2019-09-21 08:38:44,278 WARN L191 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 514 [2019-09-21 08:38:44,449 WARN L191 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 514 [2019-09-21 08:38:44,641 WARN L191 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 514 [2019-09-21 08:38:44,866 WARN L191 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 514 [2019-09-21 08:38:45,033 WARN L191 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 514 [2019-09-21 08:38:45,419 WARN L191 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 519 [2019-09-21 08:38:45,792 WARN L191 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 519 [2019-09-21 08:38:46,040 WARN L191 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 519 [2019-09-21 08:38:46,285 WARN L191 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 519 [2019-09-21 08:38:46,571 WARN L191 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 519 [2019-09-21 08:38:46,859 WARN L191 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 516 [2019-09-21 08:38:47,088 WARN L191 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 516 [2019-09-21 08:38:47,335 WARN L191 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 516 [2019-09-21 08:38:47,581 WARN L191 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 516 [2019-09-21 08:38:47,811 WARN L191 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 516 [2019-09-21 08:38:48,040 WARN L191 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 516 [2019-09-21 08:38:48,271 WARN L191 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 516 [2019-09-21 08:38:50,310 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 526 [2019-09-21 08:38:50,444 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 526 [2019-09-21 08:38:50,584 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 526 [2019-09-21 08:38:50,706 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 526 [2019-09-21 08:38:50,979 WARN L191 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 539 [2019-09-21 08:38:51,173 WARN L191 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 539 [2019-09-21 08:38:51,416 WARN L191 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 540 DAG size of output: 540 [2019-09-21 08:38:51,600 WARN L191 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 540 [2019-09-21 08:38:51,798 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 526 [2019-09-21 08:38:51,914 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 526 [2019-09-21 08:38:52,034 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 526 [2019-09-21 08:38:52,368 WARN L191 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 539 [2019-09-21 08:38:52,565 WARN L191 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 539 [2019-09-21 08:38:52,771 WARN L191 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 552 DAG size of output: 546 [2019-09-21 08:38:52,959 WARN L191 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 546 [2019-09-21 08:38:53,290 WARN L191 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 542 DAG size of output: 541 [2019-09-21 08:38:53,466 WARN L191 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 541 [2019-09-21 08:38:53,678 WARN L191 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 542 DAG size of output: 541 [2019-09-21 08:38:53,864 WARN L191 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 541 [2019-09-21 08:38:54,214 WARN L191 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 555 DAG size of output: 552 [2019-09-21 08:38:54,451 WARN L191 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 552 [2019-09-21 08:38:54,814 WARN L191 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 552 DAG size of output: 550 [2019-09-21 08:38:55,070 WARN L191 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 550 [2019-09-21 08:38:55,429 WARN L191 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 568 [2019-09-21 08:38:55,777 WARN L191 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 568 [2019-09-21 08:38:56,222 WARN L191 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 556 DAG size of output: 550 [2019-09-21 08:38:56,600 WARN L191 SmtUtils]: Spent 377.00 ms on a formula simplification that was a NOOP. DAG size: 550 [2019-09-21 08:38:57,096 WARN L191 SmtUtils]: Spent 493.00 ms on a formula simplification. DAG size of input: 556 DAG size of output: 550 [2019-09-21 08:38:57,364 WARN L191 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 550 [2019-09-21 08:38:57,906 WARN L191 SmtUtils]: Spent 514.00 ms on a formula simplification that was a NOOP. DAG size: 566 [2019-09-21 08:38:58,248 WARN L191 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 566 [2019-09-21 08:38:58,532 WARN L191 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 561 DAG size of output: 551 [2019-09-21 08:38:58,785 WARN L191 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 551 [2019-09-21 08:38:59,303 WARN L191 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 555 DAG size of output: 549 [2019-09-21 08:38:59,566 WARN L191 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 549 [2019-09-21 08:38:59,843 WARN L191 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 555 DAG size of output: 549 [2019-09-21 08:39:00,099 WARN L191 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 549 [2019-09-21 08:39:00,486 WARN L191 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 565 [2019-09-21 08:39:00,831 WARN L191 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 565 [2019-09-21 08:39:01,356 WARN L191 SmtUtils]: Spent 504.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-09-21 08:39:01,604 WARN L191 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-09-21 08:39:01,989 WARN L191 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 543 DAG size of output: 542 [2019-09-21 08:39:02,163 WARN L191 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 542 [2019-09-21 08:39:02,368 WARN L191 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 543 DAG size of output: 542 [2019-09-21 08:39:02,546 WARN L191 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 542 [2019-09-21 08:39:02,835 WARN L191 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 556 DAG size of output: 555 [2019-09-21 08:39:03,091 WARN L191 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 555