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_spec4_product50.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-18 14:01:15,950 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-18 14:01:15,952 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-18 14:01:15,970 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-18 14:01:15,971 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-18 14:01:15,972 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-18 14:01:15,975 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-18 14:01:15,987 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-18 14:01:15,990 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-18 14:01:15,991 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-18 14:01:15,993 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-18 14:01:15,995 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-18 14:01:15,995 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-18 14:01:15,996 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-18 14:01:15,997 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-18 14:01:15,998 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-18 14:01:15,999 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-18 14:01:16,000 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-18 14:01:16,001 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-18 14:01:16,003 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-18 14:01:16,004 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-18 14:01:16,005 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-18 14:01:16,006 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-18 14:01:16,007 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-18 14:01:16,009 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-18 14:01:16,009 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-18 14:01:16,010 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-18 14:01:16,011 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-18 14:01:16,011 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-18 14:01:16,012 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-18 14:01:16,012 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-18 14:01:16,013 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-18 14:01:16,014 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-18 14:01:16,015 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-18 14:01:16,016 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-18 14:01:16,016 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-18 14:01:16,016 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-18 14:01:16,017 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-18 14:01:16,017 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-18 14:01:16,018 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-18 14:01:16,018 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-18 14:01:16,019 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 [2019-09-18 14:01:16,033 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-18 14:01:16,033 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-18 14:01:16,036 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-18 14:01:16,037 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-18 14:01:16,037 INFO L138 SettingsManager]: * Use SBE=true [2019-09-18 14:01:16,037 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-18 14:01:16,037 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-18 14:01:16,038 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-18 14:01:16,038 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-18 14:01:16,038 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-18 14:01:16,038 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-18 14:01:16,038 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-18 14:01:16,038 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-18 14:01:16,039 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-18 14:01:16,039 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-18 14:01:16,039 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-18 14:01:16,039 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-18 14:01:16,039 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-18 14:01:16,040 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-18 14:01:16,040 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-18 14:01:16,040 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-18 14:01:16,040 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 14:01:16,041 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-18 14:01:16,041 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-18 14:01:16,041 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-18 14:01:16,041 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-18 14:01:16,041 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-18 14:01:16,042 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-18 14:01:16,042 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 [2019-09-18 14:01:16,086 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-18 14:01:16,098 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-18 14:01:16,102 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-18 14:01:16,103 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-18 14:01:16,103 INFO L275 PluginConnector]: CDTParser initialized [2019-09-18 14:01:16,104 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product50.cil.c [2019-09-18 14:01:16,165 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1d68a0b04/ee9c9c69bd8343ee9177450c848479fb/FLAG4aed23016 [2019-09-18 14:01:16,755 INFO L306 CDTParser]: Found 1 translation units. [2019-09-18 14:01:16,757 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product50.cil.c [2019-09-18 14:01:16,770 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1d68a0b04/ee9c9c69bd8343ee9177450c848479fb/FLAG4aed23016 [2019-09-18 14:01:17,006 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1d68a0b04/ee9c9c69bd8343ee9177450c848479fb [2019-09-18 14:01:17,016 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-18 14:01:17,018 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-18 14:01:17,018 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-18 14:01:17,019 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-18 14:01:17,021 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-18 14:01:17,022 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 02:01:17" (1/1) ... [2019-09-18 14:01:17,024 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44a83c7b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:01:17, skipping insertion in model container [2019-09-18 14:01:17,024 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 02:01:17" (1/1) ... [2019-09-18 14:01:17,030 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-18 14:01:17,082 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-18 14:01:17,484 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 14:01:17,498 INFO L188 MainTranslator]: Completed pre-run [2019-09-18 14:01:17,641 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 14:01:17,677 INFO L192 MainTranslator]: Completed translation [2019-09-18 14:01:17,677 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:01:17 WrapperNode [2019-09-18 14:01:17,678 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-18 14:01:17,678 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-18 14:01:17,678 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-18 14:01:17,679 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-18 14:01:17,690 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:01:17" (1/1) ... [2019-09-18 14:01:17,690 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:01:17" (1/1) ... [2019-09-18 14:01:17,708 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:01:17" (1/1) ... [2019-09-18 14:01:17,709 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:01:17" (1/1) ... [2019-09-18 14:01:17,761 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:01:17" (1/1) ... [2019-09-18 14:01:17,777 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:01:17" (1/1) ... [2019-09-18 14:01:17,782 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:01:17" (1/1) ... [2019-09-18 14:01:17,789 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-18 14:01:17,790 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-18 14:01:17,790 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-18 14:01:17,790 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-18 14:01:17,791 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:01:17" (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 [2019-09-18 14:01:17,853 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-18 14:01:17,853 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-18 14:01:17,854 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-18 14:01:17,854 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-18 14:01:17,854 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-18 14:01:17,854 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-18 14:01:17,854 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-18 14:01:17,854 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-18 14:01:17,855 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-18 14:01:17,855 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-09-18 14:01:17,855 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-18 14:01:17,855 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-18 14:01:17,855 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-18 14:01:17,856 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-18 14:01:17,856 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-18 14:01:17,856 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-18 14:01:17,856 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-18 14:01:17,856 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-18 14:01:17,856 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-18 14:01:17,857 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-18 14:01:17,857 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-18 14:01:17,857 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-18 14:01:17,857 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-18 14:01:17,857 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-18 14:01:17,857 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-18 14:01:17,858 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-18 14:01:17,858 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-18 14:01:17,858 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-18 14:01:17,858 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-18 14:01:17,858 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-18 14:01:17,858 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-18 14:01:17,859 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-18 14:01:17,859 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-18 14:01:17,859 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-18 14:01:17,859 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-18 14:01:17,859 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-18 14:01:17,859 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-18 14:01:17,860 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-18 14:01:17,860 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-18 14:01:17,860 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-18 14:01:17,860 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-18 14:01:17,860 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-18 14:01:17,860 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-18 14:01:17,860 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-18 14:01:17,861 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-18 14:01:17,861 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-18 14:01:17,861 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-18 14:01:17,861 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-18 14:01:17,861 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-18 14:01:17,862 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-18 14:01:17,862 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-18 14:01:17,862 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-18 14:01:17,862 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-18 14:01:17,862 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-18 14:01:17,862 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-18 14:01:17,862 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-18 14:01:17,863 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-18 14:01:17,863 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-18 14:01:17,863 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-18 14:01:17,863 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-18 14:01:17,863 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-18 14:01:17,863 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-18 14:01:17,864 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-18 14:01:17,864 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-18 14:01:17,864 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-09-18 14:01:17,864 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-18 14:01:17,864 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-18 14:01:17,864 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-18 14:01:17,864 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-18 14:01:17,865 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-18 14:01:17,865 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-18 14:01:17,865 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-18 14:01:17,865 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-18 14:01:17,865 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-18 14:01:17,865 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-18 14:01:17,866 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-18 14:01:17,866 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-18 14:01:17,866 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-18 14:01:17,866 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-18 14:01:17,866 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-18 14:01:17,866 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-18 14:01:17,866 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-18 14:01:17,867 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-18 14:01:17,867 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-18 14:01:17,867 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-18 14:01:17,867 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-18 14:01:17,867 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-18 14:01:17,867 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-18 14:01:17,868 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-18 14:01:17,868 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-18 14:01:17,868 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-18 14:01:17,868 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-18 14:01:17,868 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-18 14:01:17,868 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-18 14:01:17,869 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-18 14:01:17,869 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-18 14:01:19,034 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-18 14:01:19,034 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-18 14:01:19,036 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 02:01:19 BoogieIcfgContainer [2019-09-18 14:01:19,036 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-18 14:01:19,036 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-18 14:01:19,036 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-18 14:01:19,037 INFO L275 PluginConnector]: Sifa initialized [2019-09-18 14:01:19,038 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 02:01:19" (1/1) ... [2019-09-18 14:01:19,039 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 [2019-09-18 14:01:19,064 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-18 14:01:19,065 INFO L169 IcfgInterpreter]: Building call graph [2019-09-18 14:01:19,077 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-18 14:01:19,089 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-18 14:01:19,090 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-18 14:01:19,657 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 48 [2019-09-18 14:01:19,803 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 43 [2019-09-18 14:01:20,042 WARN L191 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 56 [2019-09-18 14:01:20,246 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 53 [2019-09-18 14:01:20,498 WARN L191 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 66 [2019-09-18 14:01:20,761 WARN L191 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 63 [2019-09-18 14:01:21,133 WARN L191 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 76 [2019-09-18 14:01:21,450 WARN L191 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 73 [2019-09-18 14:01:21,948 WARN L191 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 86 [2019-09-18 14:01:22,400 WARN L191 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 85 [2019-09-18 14:01:23,075 WARN L191 SmtUtils]: Spent 495.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 98 [2019-09-18 14:01:23,617 WARN L191 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 97 [2019-09-18 14:01:24,488 WARN L191 SmtUtils]: Spent 654.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 111 [2019-09-18 14:01:25,003 WARN L191 SmtUtils]: Spent 414.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 106 [2019-09-18 14:01:25,292 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-18 14:01:26,177 WARN L191 SmtUtils]: Spent 878.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 119 [2019-09-18 14:01:26,382 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2019-09-18 14:01:26,907 WARN L191 SmtUtils]: Spent 516.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 120 [2019-09-18 14:01:27,298 WARN L191 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2019-09-18 14:01:28,394 WARN L191 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 243 DAG size of output: 133 [2019-09-18 14:01:28,580 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2019-09-18 14:01:29,247 WARN L191 SmtUtils]: Spent 662.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 134 [2019-09-18 14:01:29,678 WARN L191 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2019-09-18 14:01:30,747 WARN L191 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 291 DAG size of output: 147 [2019-09-18 14:01:31,635 WARN L191 SmtUtils]: Spent 707.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 144 [2019-09-18 14:01:32,252 WARN L191 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2019-09-18 14:01:34,060 WARN L191 SmtUtils]: Spent 1.80 s on a formula simplification. DAG size of input: 337 DAG size of output: 165 [2019-09-18 14:01:35,036 WARN L191 SmtUtils]: Spent 816.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 160 [2019-09-18 14:01:35,868 WARN L191 SmtUtils]: Spent 489.00 ms on a formula simplification that was a NOOP. DAG size: 283 [2019-09-18 14:01:38,108 WARN L191 SmtUtils]: Spent 2.23 s on a formula simplification. DAG size of input: 402 DAG size of output: 174 [2019-09-18 14:01:39,278 WARN L191 SmtUtils]: Spent 926.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 169 [2019-09-18 14:01:40,373 WARN L191 SmtUtils]: Spent 665.00 ms on a formula simplification that was a NOOP. DAG size: 337 [2019-09-18 14:01:43,543 WARN L191 SmtUtils]: Spent 3.16 s on a formula simplification. DAG size of input: 474 DAG size of output: 214 [2019-09-18 14:01:44,900 WARN L191 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 257 DAG size of output: 209 [2019-09-18 14:01:46,287 WARN L191 SmtUtils]: Spent 846.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2019-09-18 14:01:50,263 WARN L191 SmtUtils]: Spent 3.96 s on a formula simplification. DAG size of input: 525 DAG size of output: 241 [2019-09-18 14:01:51,827 WARN L191 SmtUtils]: Spent 1.34 s on a formula simplification. DAG size of input: 280 DAG size of output: 236 [2019-09-18 14:01:53,562 WARN L191 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 445 [2019-09-18 14:01:58,388 WARN L191 SmtUtils]: Spent 4.81 s on a formula simplification. DAG size of input: 613 DAG size of output: 260 [2019-09-18 14:02:00,175 WARN L191 SmtUtils]: Spent 1.53 s on a formula simplification. DAG size of input: 305 DAG size of output: 255 [2019-09-18 14:02:01,734 WARN L191 SmtUtils]: Spent 1.24 s on a formula simplification that was a NOOP. DAG size: 499 [2019-09-18 14:02:05,778 WARN L191 SmtUtils]: Spent 4.03 s on a formula simplification. DAG size of input: 683 DAG size of output: 279 [2019-09-18 14:02:06,174 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2019-09-18 14:02:07,936 WARN L191 SmtUtils]: Spent 1.76 s on a formula simplification. DAG size of input: 330 DAG size of output: 276 [2019-09-18 14:02:10,537 WARN L191 SmtUtils]: Spent 1.56 s on a formula simplification that was a NOOP. DAG size: 565 [2019-09-18 14:02:17,154 WARN L191 SmtUtils]: Spent 6.60 s on a formula simplification. DAG size of input: 779 DAG size of output: 289 [2019-09-18 14:02:17,484 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-09-18 14:02:19,429 WARN L191 SmtUtils]: Spent 1.94 s on a formula simplification. DAG size of input: 357 DAG size of output: 286 [2019-09-18 14:02:22,499 WARN L191 SmtUtils]: Spent 1.82 s on a formula simplification that was a NOOP. DAG size: 623 [2019-09-18 14:02:30,447 WARN L191 SmtUtils]: Spent 7.93 s on a formula simplification. DAG size of input: 803 DAG size of output: 307 [2019-09-18 14:02:30,786 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2019-09-18 14:02:32,856 WARN L191 SmtUtils]: Spent 2.06 s on a formula simplification. DAG size of input: 360 DAG size of output: 302 [2019-09-18 14:02:35,463 WARN L191 SmtUtils]: Spent 2.15 s on a formula simplification that was a NOOP. DAG size: 681 [2019-09-18 14:02:41,796 WARN L191 SmtUtils]: Spent 6.31 s on a formula simplification. DAG size of input: 902 DAG size of output: 328 [2019-09-18 14:02:42,196 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-18 14:02:44,633 WARN L191 SmtUtils]: Spent 2.43 s on a formula simplification. DAG size of input: 403 DAG size of output: 325 [2019-09-18 14:02:49,067 WARN L191 SmtUtils]: Spent 2.48 s on a formula simplification that was a NOOP. DAG size: 739 [2019-09-18 14:03:00,634 WARN L191 SmtUtils]: Spent 11.54 s on a formula simplification. DAG size of input: 931 DAG size of output: 361 [2019-09-18 14:03:01,105 WARN L191 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2019-09-18 14:03:03,968 WARN L191 SmtUtils]: Spent 2.86 s on a formula simplification. DAG size of input: 420 DAG size of output: 360 [2019-09-18 14:03:09,224 WARN L191 SmtUtils]: Spent 2.86 s on a formula simplification that was a NOOP. DAG size: 797 [2019-09-18 14:03:23,609 WARN L191 SmtUtils]: Spent 14.36 s on a formula simplification. DAG size of input: 1026 DAG size of output: 380 [2019-09-18 14:03:24,086 WARN L191 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2019-09-18 14:03:27,164 WARN L191 SmtUtils]: Spent 3.07 s on a formula simplification. DAG size of input: 451 DAG size of output: 377 [2019-09-18 14:03:33,259 WARN L191 SmtUtils]: Spent 3.21 s on a formula simplification that was a NOOP. DAG size: 855 [2019-09-18 14:03:49,781 WARN L191 SmtUtils]: Spent 16.49 s on a formula simplification. DAG size of input: 1119 DAG size of output: 402 [2019-09-18 14:03:50,354 WARN L191 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-09-18 14:03:53,882 WARN L191 SmtUtils]: Spent 3.52 s on a formula simplification. DAG size of input: 471 DAG size of output: 403 [2019-09-18 14:04:00,798 WARN L191 SmtUtils]: Spent 3.64 s on a formula simplification that was a NOOP. DAG size: 913 [2019-09-18 14:04:19,965 WARN L191 SmtUtils]: Spent 19.13 s on a formula simplification. DAG size of input: 1128 DAG size of output: 420 [2019-09-18 14:04:20,530 WARN L191 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2019-09-18 14:04:24,183 WARN L191 SmtUtils]: Spent 3.65 s on a formula simplification. DAG size of input: 487 DAG size of output: 417 [2019-09-18 14:04:27,597 WARN L191 SmtUtils]: Spent 3.41 s on a formula simplification. DAG size of input: 424 DAG size of output: 422 [2019-09-18 14:04:29,324 WARN L191 SmtUtils]: Spent 1.73 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-18 14:04:29,336 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 430 for LOIs [2019-09-18 14:04:29,404 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 430 for LOIs [2019-09-18 14:04:29,408 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 430 for LOIs [2019-09-18 14:04:40,690 WARN L191 SmtUtils]: Spent 11.14 s on a formula simplification. DAG size of input: 443 DAG size of output: 442 [2019-09-18 14:04:46,183 WARN L191 SmtUtils]: Spent 5.49 s on a formula simplification that was a NOOP. DAG size: 442 [2019-09-18 14:04:57,200 WARN L191 SmtUtils]: Spent 11.02 s on a formula simplification. DAG size of input: 443 DAG size of output: 442 [2019-09-18 14:05:02,714 WARN L191 SmtUtils]: Spent 5.51 s on a formula simplification that was a NOOP. DAG size: 442 [2019-09-18 14:05:20,977 WARN L191 SmtUtils]: Spent 18.18 s on a formula simplification. DAG size of input: 457 DAG size of output: 455 [2019-09-18 14:05:30,047 WARN L191 SmtUtils]: Spent 9.07 s on a formula simplification that was a NOOP. DAG size: 455 [2019-09-18 14:05:48,597 WARN L191 SmtUtils]: Spent 18.51 s on a formula simplification. DAG size of input: 469 DAG size of output: 462 [2019-09-18 14:05:57,800 WARN L191 SmtUtils]: Spent 9.20 s on a formula simplification that was a NOOP. DAG size: 462 [2019-09-18 14:06:16,687 WARN L191 SmtUtils]: Spent 18.85 s on a formula simplification. DAG size of input: 457 DAG size of output: 455 [2019-09-18 14:06:26,138 WARN L191 SmtUtils]: Spent 9.45 s on a formula simplification that was a NOOP. DAG size: 455 [2019-09-18 14:06:42,282 WARN L191 SmtUtils]: Spent 16.11 s on a formula simplification that was a NOOP. DAG size: 478 [2019-09-18 14:06:58,531 WARN L191 SmtUtils]: Spent 16.25 s on a formula simplification that was a NOOP. DAG size: 478 [2019-09-18 14:07:18,098 WARN L191 SmtUtils]: Spent 18.57 s on a formula simplification. DAG size of input: 486 DAG size of output: 476 [2019-09-18 14:07:27,399 WARN L191 SmtUtils]: Spent 9.30 s on a formula simplification that was a NOOP. DAG size: 476 [2019-09-18 14:07:38,396 WARN L191 SmtUtils]: Spent 10.98 s on a formula simplification that was a NOOP. DAG size: 480 [2019-09-18 14:07:49,299 WARN L191 SmtUtils]: Spent 10.90 s on a formula simplification that was a NOOP. DAG size: 480 [2019-09-18 14:08:14,810 WARN L191 SmtUtils]: Spent 25.41 s on a formula simplification. DAG size of input: 484 DAG size of output: 483 [2019-09-18 14:08:27,735 WARN L191 SmtUtils]: Spent 12.92 s on a formula simplification that was a NOOP. DAG size: 483 [2019-09-18 14:08:53,542 WARN L191 SmtUtils]: Spent 25.81 s on a formula simplification. DAG size of input: 484 DAG size of output: 483 [2019-09-18 14:09:06,446 WARN L191 SmtUtils]: Spent 12.90 s on a formula simplification that was a NOOP. DAG size: 483 [2019-09-18 14:10:02,094 WARN L191 SmtUtils]: Spent 55.59 s on a formula simplification. DAG size of input: 499 DAG size of output: 491 [2019-09-18 14:10:18,142 WARN L191 SmtUtils]: Spent 16.05 s on a formula simplification that was a NOOP. DAG size: 491 [2019-09-18 14:10:35,968 WARN L191 SmtUtils]: Spent 17.75 s on a formula simplification. DAG size of input: 491 DAG size of output: 468 [2019-09-18 14:10:41,657 WARN L191 SmtUtils]: Spent 5.69 s on a formula simplification that was a NOOP. DAG size: 468 [2019-09-18 14:11:36,957 WARN L191 SmtUtils]: Spent 55.24 s on a formula simplification. DAG size of input: 499 DAG size of output: 491 [2019-09-18 14:11:53,091 WARN L191 SmtUtils]: Spent 16.13 s on a formula simplification that was a NOOP. DAG size: 491 [2019-09-18 14:12:08,549 WARN L191 SmtUtils]: Spent 15.41 s on a formula simplification. DAG size of input: 496 DAG size of output: 481 [2019-09-18 14:12:16,082 WARN L191 SmtUtils]: Spent 7.53 s on a formula simplification that was a NOOP. DAG size: 481 [2019-09-18 14:12:43,569 WARN L191 SmtUtils]: Spent 27.29 s on a formula simplification. DAG size of input: 478 DAG size of output: 472 [2019-09-18 14:12:52,554 WARN L191 SmtUtils]: Spent 8.98 s on a formula simplification that was a NOOP. DAG size: 472 [2019-09-18 14:13:14,078 WARN L191 SmtUtils]: Spent 21.50 s on a formula simplification. DAG size of input: 494 DAG size of output: 476 [2019-09-18 14:13:24,742 WARN L191 SmtUtils]: Spent 10.66 s on a formula simplification that was a NOOP. DAG size: 476 [2019-09-18 14:13:49,901 WARN L191 SmtUtils]: Spent 25.07 s on a formula simplification. DAG size of input: 482 DAG size of output: 481 [2019-09-18 14:14:02,358 WARN L191 SmtUtils]: Spent 12.46 s on a formula simplification that was a NOOP. DAG size: 481 [2019-09-18 14:14:27,395 WARN L191 SmtUtils]: Spent 25.04 s on a formula simplification. DAG size of input: 482 DAG size of output: 481