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 ReUseSupersetCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product46.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-19 00:23:18,958 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-19 00:23:18,960 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-19 00:23:18,973 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-19 00:23:18,973 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-19 00:23:18,974 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-19 00:23:18,975 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-19 00:23:18,977 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-19 00:23:18,988 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-19 00:23:18,990 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-19 00:23:18,991 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-19 00:23:18,993 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-19 00:23:18,994 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-19 00:23:18,995 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-19 00:23:18,996 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-19 00:23:18,997 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-19 00:23:18,999 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-19 00:23:19,002 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-19 00:23:19,004 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-19 00:23:19,008 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-19 00:23:19,012 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-19 00:23:19,013 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-19 00:23:19,014 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-19 00:23:19,015 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-19 00:23:19,017 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-19 00:23:19,017 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-19 00:23:19,017 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-19 00:23:19,018 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-19 00:23:19,018 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-19 00:23:19,019 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-19 00:23:19,019 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-19 00:23:19,020 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-19 00:23:19,021 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-19 00:23:19,021 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-19 00:23:19,022 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-19 00:23:19,023 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-19 00:23:19,023 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-19 00:23:19,023 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-19 00:23:19,024 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-19 00:23:19,024 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-19 00:23:19,025 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-19 00:23:19,026 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 [2019-09-19 00:23:19,048 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-19 00:23:19,049 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-19 00:23:19,050 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-19 00:23:19,051 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-19 00:23:19,051 INFO L138 SettingsManager]: * Use SBE=true [2019-09-19 00:23:19,051 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-19 00:23:19,051 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-19 00:23:19,052 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-19 00:23:19,052 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-19 00:23:19,052 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-19 00:23:19,053 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-19 00:23:19,053 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-19 00:23:19,053 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-19 00:23:19,053 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-19 00:23:19,053 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-19 00:23:19,054 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-19 00:23:19,054 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-19 00:23:19,054 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-19 00:23:19,055 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-19 00:23:19,055 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-19 00:23:19,055 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-19 00:23:19,055 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 00:23:19,056 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-19 00:23:19,056 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-19 00:23:19,056 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-19 00:23:19,056 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-19 00:23:19,056 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-19 00:23:19,057 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-19 00:23:19,057 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 -> ReUseSupersetCallSummarizer 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 [2019-09-19 00:23:19,110 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-19 00:23:19,123 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-19 00:23:19,127 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-19 00:23:19,128 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-19 00:23:19,129 INFO L275 PluginConnector]: CDTParser initialized [2019-09-19 00:23:19,129 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product46.cil.c [2019-09-19 00:23:19,205 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d32f60054/58e6fb41f9494195999a2eb2e0903e03/FLAG6a7f67aea [2019-09-19 00:23:19,771 INFO L306 CDTParser]: Found 1 translation units. [2019-09-19 00:23:19,772 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product46.cil.c [2019-09-19 00:23:19,799 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d32f60054/58e6fb41f9494195999a2eb2e0903e03/FLAG6a7f67aea [2019-09-19 00:23:20,054 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d32f60054/58e6fb41f9494195999a2eb2e0903e03 [2019-09-19 00:23:20,064 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-19 00:23:20,066 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-19 00:23:20,067 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-19 00:23:20,067 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-19 00:23:20,071 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-19 00:23:20,071 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 12:23:20" (1/1) ... [2019-09-19 00:23:20,074 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1df0e53b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 12:23:20, skipping insertion in model container [2019-09-19 00:23:20,074 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 12:23:20" (1/1) ... [2019-09-19 00:23:20,081 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-19 00:23:20,125 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-19 00:23:20,607 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 00:23:20,628 INFO L188 MainTranslator]: Completed pre-run [2019-09-19 00:23:20,705 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 00:23:20,746 INFO L192 MainTranslator]: Completed translation [2019-09-19 00:23:20,746 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 12:23:20 WrapperNode [2019-09-19 00:23:20,746 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-19 00:23:20,747 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-19 00:23:20,747 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-19 00:23:20,747 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-19 00:23:20,757 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 12:23:20" (1/1) ... [2019-09-19 00:23:20,757 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 12:23:20" (1/1) ... [2019-09-19 00:23:20,778 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 12:23:20" (1/1) ... [2019-09-19 00:23:20,779 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 12:23:20" (1/1) ... [2019-09-19 00:23:20,816 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 12:23:20" (1/1) ... [2019-09-19 00:23:20,825 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 12:23:20" (1/1) ... [2019-09-19 00:23:20,831 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 12:23:20" (1/1) ... [2019-09-19 00:23:20,858 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-19 00:23:20,859 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-19 00:23:20,859 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-19 00:23:20,859 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-19 00:23:20,860 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 12:23:20" (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 [2019-09-19 00:23:20,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-19 00:23:20,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-19 00:23:20,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-19 00:23:20,938 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-09-19 00:23:20,940 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-09-19 00:23:20,940 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-09-19 00:23:20,940 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-19 00:23:20,941 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-19 00:23:20,941 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-19 00:23:20,941 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-19 00:23:20,941 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-19 00:23:20,942 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-19 00:23:20,942 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-19 00:23:20,943 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-19 00:23:20,943 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-19 00:23:20,943 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-19 00:23:20,946 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-19 00:23:20,946 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-19 00:23:20,947 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-19 00:23:20,947 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-19 00:23:20,947 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-19 00:23:20,947 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-19 00:23:20,947 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-19 00:23:20,948 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-19 00:23:20,948 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-19 00:23:20,948 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-19 00:23:20,948 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-19 00:23:20,948 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-19 00:23:20,949 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-19 00:23:20,949 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-19 00:23:20,949 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-19 00:23:20,949 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-19 00:23:20,950 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-19 00:23:20,950 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2019-09-19 00:23:20,950 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-19 00:23:20,950 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-19 00:23:20,951 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-19 00:23:20,951 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-19 00:23:20,951 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-19 00:23:20,951 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-19 00:23:20,951 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-19 00:23:20,951 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-19 00:23:20,952 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-19 00:23:20,952 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-19 00:23:20,952 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-19 00:23:20,952 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-19 00:23:20,952 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-19 00:23:20,952 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-19 00:23:20,953 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-09-19 00:23:20,953 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-09-19 00:23:20,953 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-09-19 00:23:20,953 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-19 00:23:20,953 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-19 00:23:20,953 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-19 00:23:20,953 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-19 00:23:20,954 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-19 00:23:20,954 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-19 00:23:20,954 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-19 00:23:20,954 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-19 00:23:20,955 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-19 00:23:20,955 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-19 00:23:20,955 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-19 00:23:20,955 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-19 00:23:20,956 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-19 00:23:20,956 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-19 00:23:20,956 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-19 00:23:20,956 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-19 00:23:20,956 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-19 00:23:20,956 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-19 00:23:20,957 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-19 00:23:20,957 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-19 00:23:20,957 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-19 00:23:20,957 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-19 00:23:20,958 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-19 00:23:20,958 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-19 00:23:20,959 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-19 00:23:20,959 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-19 00:23:20,959 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-19 00:23:20,960 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-19 00:23:20,960 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-19 00:23:20,960 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-19 00:23:20,960 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-19 00:23:20,961 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-19 00:23:20,961 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-19 00:23:20,961 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-19 00:23:20,962 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-19 00:23:20,962 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-19 00:23:20,963 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-19 00:23:20,963 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-19 00:23:20,963 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-19 00:23:20,963 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-19 00:23:20,963 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-19 00:23:20,964 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-19 00:23:20,964 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-19 00:23:20,964 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2019-09-19 00:23:20,964 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-19 00:23:20,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-19 00:23:20,964 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-19 00:23:22,649 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-19 00:23:22,649 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-19 00:23:22,651 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 12:23:22 BoogieIcfgContainer [2019-09-19 00:23:22,651 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-19 00:23:22,651 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-19 00:23:22,652 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-19 00:23:22,652 INFO L275 PluginConnector]: Sifa initialized [2019-09-19 00:23:22,653 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 12:23:22" (1/1) ... [2019-09-19 00:23:22,654 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=ReUseSupersetCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-19 00:23:22,679 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-19 00:23:22,679 INFO L169 IcfgInterpreter]: Building call graph [2019-09-19 00:23:22,698 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-19 00:23:22,709 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-19 00:23:22,710 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-19 00:23:35,459 WARN L191 SmtUtils]: Spent 12.67 s on a formula simplification that was a NOOP. DAG size: 443 [2019-09-19 00:23:48,260 WARN L191 SmtUtils]: Spent 12.80 s on a formula simplification that was a NOOP. DAG size: 443 [2019-09-19 00:24:09,623 WARN L191 SmtUtils]: Spent 12.85 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-19 00:24:11,394 WARN L191 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-19 00:24:15,296 WARN L191 SmtUtils]: Spent 3.89 s on a formula simplification. DAG size of input: 474 DAG size of output: 424 [2019-09-19 00:24:15,305 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 434 for LOIs [2019-09-19 00:24:17,039 WARN L191 SmtUtils]: Spent 1.72 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 00:24:18,805 WARN L191 SmtUtils]: Spent 1.76 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 00:24:20,557 WARN L191 SmtUtils]: Spent 1.74 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 00:24:22,296 WARN L191 SmtUtils]: Spent 1.74 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 00:24:24,055 WARN L191 SmtUtils]: Spent 1.75 s on a formula simplification that was a NOOP. DAG size: 428 [2019-09-19 00:24:25,822 WARN L191 SmtUtils]: Spent 1.77 s on a formula simplification that was a NOOP. DAG size: 428 [2019-09-19 00:24:27,576 WARN L191 SmtUtils]: Spent 1.74 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 00:24:29,313 WARN L191 SmtUtils]: Spent 1.74 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 00:24:29,319 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 434 for LOIs [2019-09-19 00:24:31,102 WARN L191 SmtUtils]: Spent 1.77 s on a formula simplification that was a NOOP. DAG size: 426 [2019-09-19 00:24:32,839 WARN L191 SmtUtils]: Spent 1.74 s on a formula simplification that was a NOOP. DAG size: 426 [2019-09-19 00:24:32,848 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 434 for LOIs [2019-09-19 00:24:36,465 WARN L191 SmtUtils]: Spent 3.51 s on a formula simplification. DAG size of input: 433 DAG size of output: 427 [2019-09-19 00:24:38,190 WARN L191 SmtUtils]: Spent 1.72 s on a formula simplification that was a NOOP. DAG size: 427 [2019-09-19 00:24:49,252 WARN L191 SmtUtils]: Spent 11.03 s on a formula simplification. DAG size of input: 454 DAG size of output: 452 [2019-09-19 00:24:54,685 WARN L191 SmtUtils]: Spent 5.43 s on a formula simplification that was a NOOP. DAG size: 452 [2019-09-19 00:25:05,586 WARN L191 SmtUtils]: Spent 10.90 s on a formula simplification. DAG size of input: 454 DAG size of output: 452 [2019-09-19 00:25:10,921 WARN L191 SmtUtils]: Spent 5.33 s on a formula simplification that was a NOOP. DAG size: 452 [2019-09-19 00:25:21,860 WARN L191 SmtUtils]: Spent 10.94 s on a formula simplification. DAG size of input: 454 DAG size of output: 452 [2019-09-19 00:25:27,228 WARN L191 SmtUtils]: Spent 5.37 s on a formula simplification that was a NOOP. DAG size: 452 [2019-09-19 00:25:38,212 WARN L191 SmtUtils]: Spent 10.98 s on a formula simplification. DAG size of input: 454 DAG size of output: 452 [2019-09-19 00:25:43,598 WARN L191 SmtUtils]: Spent 5.39 s on a formula simplification that was a NOOP. DAG size: 452 [2019-09-19 00:25:53,910 WARN L191 SmtUtils]: Spent 10.27 s on a formula simplification. DAG size of input: 435 DAG size of output: 430 [2019-09-19 00:25:59,001 WARN L191 SmtUtils]: Spent 5.09 s on a formula simplification that was a NOOP. DAG size: 430 [2019-09-19 00:26:18,647 WARN L191 SmtUtils]: Spent 19.62 s on a formula simplification. DAG size of input: 473 DAG size of output: 468 [2019-09-19 00:26:27,069 WARN L191 SmtUtils]: Spent 8.42 s on a formula simplification that was a NOOP. DAG size: 468 [2019-09-19 00:26:35,601 WARN L191 SmtUtils]: Spent 8.47 s on a formula simplification that was a NOOP. DAG size: 435 [2019-09-19 00:26:44,018 WARN L191 SmtUtils]: Spent 8.42 s on a formula simplification that was a NOOP. DAG size: 435 [2019-09-19 00:27:21,204 WARN L191 SmtUtils]: Spent 37.14 s on a formula simplification. DAG size of input: 503 DAG size of output: 497 [2019-09-19 00:27:37,673 WARN L191 SmtUtils]: Spent 16.47 s on a formula simplification that was a NOOP. DAG size: 497 [2019-09-19 00:27:51,194 WARN L191 SmtUtils]: Spent 13.47 s on a formula simplification. DAG size of input: 452 DAG size of output: 440 [2019-09-19 00:27:57,847 WARN L191 SmtUtils]: Spent 6.65 s on a formula simplification that was a NOOP. DAG size: 440 [2019-09-19 00:28:10,877 WARN L191 SmtUtils]: Spent 13.01 s on a formula simplification. DAG size of input: 457 DAG size of output: 437 [2019-09-19 00:28:17,285 WARN L191 SmtUtils]: Spent 6.41 s on a formula simplification that was a NOOP. DAG size: 437 [2019-09-19 00:28:19,144 WARN L191 SmtUtils]: Spent 1.76 s on a formula simplification. DAG size of input: 476 DAG size of output: 1 [2019-09-19 00:28:25,817 WARN L191 SmtUtils]: Spent 6.57 s on a formula simplification. DAG size of input: 465 DAG size of output: 1 [2019-09-19 00:28:40,228 WARN L191 SmtUtils]: Spent 14.34 s on a formula simplification. DAG size of input: 470 DAG size of output: 448 [2019-09-19 00:28:46,612 WARN L191 SmtUtils]: Spent 6.38 s on a formula simplification that was a NOOP. DAG size: 448 [2019-09-19 00:29:01,510 WARN L191 SmtUtils]: Spent 14.86 s on a formula simplification. DAG size of input: 493 DAG size of output: 454 [2019-09-19 00:29:07,945 WARN L191 SmtUtils]: Spent 6.43 s on a formula simplification that was a NOOP. DAG size: 454 [2019-09-19 00:29:19,338 WARN L191 SmtUtils]: Spent 11.28 s on a formula simplification. DAG size of input: 470 DAG size of output: 430 [2019-09-19 00:29:24,138 WARN L191 SmtUtils]: Spent 4.80 s on a formula simplification that was a NOOP. DAG size: 430 [2019-09-19 00:29:46,650 WARN L191 SmtUtils]: Spent 22.39 s on a formula simplification. DAG size of input: 473 DAG size of output: 434 [2019-09-19 00:29:51,437 WARN L191 SmtUtils]: Spent 4.79 s on a formula simplification that was a NOOP. DAG size: 434 [2019-09-19 00:30:14,027 WARN L191 SmtUtils]: Spent 22.57 s on a formula simplification. DAG size of input: 481 DAG size of output: 434 [2019-09-19 00:30:18,836 WARN L191 SmtUtils]: Spent 4.81 s on a formula simplification that was a NOOP. DAG size: 434 [2019-09-19 00:30:33,317 WARN L191 SmtUtils]: Spent 14.40 s on a formula simplification. DAG size of input: 479 DAG size of output: 428 [2019-09-19 00:30:34,998 WARN L191 SmtUtils]: Spent 1.68 s on a formula simplification that was a NOOP. DAG size: 428 [2019-09-19 00:30:50,562 WARN L191 SmtUtils]: Spent 15.55 s on a formula simplification. DAG size of input: 487 DAG size of output: 446 [2019-09-19 00:30:56,793 WARN L191 SmtUtils]: Spent 6.23 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-19 00:31:03,072 WARN L191 SmtUtils]: Spent 6.28 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-19 00:31:09,372 WARN L191 SmtUtils]: Spent 6.30 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-19 00:31:39,006 WARN L191 SmtUtils]: Spent 29.62 s on a formula simplification. DAG size of input: 496 DAG size of output: 454 [2019-09-19 00:31:46,929 WARN L191 SmtUtils]: Spent 7.92 s on a formula simplification that was a NOOP. DAG size: 454 [2019-09-19 00:31:51,794 WARN L191 SmtUtils]: Spent 4.84 s on a formula simplification that was a NOOP. DAG size: 430 [2019-09-19 00:31:59,738 WARN L191 SmtUtils]: Spent 7.94 s on a formula simplification that was a NOOP. DAG size: 454 [2019-09-19 00:32:07,654 WARN L191 SmtUtils]: Spent 7.91 s on a formula simplification that was a NOOP. DAG size: 454 [2019-09-19 00:32:15,622 WARN L191 SmtUtils]: Spent 7.97 s on a formula simplification that was a NOOP. DAG size: 454 [2019-09-19 00:32:23,562 WARN L191 SmtUtils]: Spent 7.94 s on a formula simplification that was a NOOP. DAG size: 454 [2019-09-19 00:32:38,866 WARN L191 SmtUtils]: Spent 15.28 s on a formula simplification. DAG size of input: 482 DAG size of output: 448 [2019-09-19 00:32:45,163 WARN L191 SmtUtils]: Spent 6.30 s on a formula simplification that was a NOOP. DAG size: 448 [2019-09-19 00:32:51,621 WARN L191 SmtUtils]: Spent 6.44 s on a formula simplification. DAG size of input: 497 DAG size of output: 449 [2019-09-19 00:32:53,563 WARN L191 SmtUtils]: Spent 1.94 s on a formula simplification that was a NOOP. DAG size: 449 [2019-09-19 00:32:55,526 WARN L191 SmtUtils]: Spent 1.95 s on a formula simplification that was a NOOP. DAG size: 444 [2019-09-19 00:32:57,462 WARN L191 SmtUtils]: Spent 1.93 s on a formula simplification that was a NOOP. DAG size: 444 [2019-09-19 00:33:04,125 WARN L191 SmtUtils]: Spent 6.63 s on a formula simplification that was a NOOP. DAG size: 439 [2019-09-19 00:33:25,458 WARN L191 SmtUtils]: Spent 21.27 s on a formula simplification. DAG size of input: 466 DAG size of output: 445 [2019-09-19 00:33:31,918 WARN L191 SmtUtils]: Spent 6.46 s on a formula simplification that was a NOOP. DAG size: 445 [2019-09-19 00:33:38,417 WARN L191 SmtUtils]: Spent 6.50 s on a formula simplification that was a NOOP. DAG size: 445 [2019-09-19 00:33:44,916 WARN L191 SmtUtils]: Spent 6.50 s on a formula simplification that was a NOOP. DAG size: 445 [2019-09-19 00:33:53,516 WARN L191 SmtUtils]: Spent 8.59 s on a formula simplification. DAG size of input: 459 DAG size of output: 445 [2019-09-19 00:33:56,127 WARN L191 SmtUtils]: Spent 2.61 s on a formula simplification that was a NOOP. DAG size: 445 [2019-09-19 00:34:03,883 WARN L191 SmtUtils]: Spent 7.62 s on a formula simplification. DAG size of input: 468 DAG size of output: 446 [2019-09-19 00:34:06,283 WARN L191 SmtUtils]: Spent 2.40 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-19 00:35:04,866 WARN L191 SmtUtils]: Spent 58.56 s on a formula simplification. DAG size of input: 553 DAG size of output: 508 [2019-09-19 00:35:14,684 WARN L191 SmtUtils]: Spent 9.82 s on a formula simplification that was a NOOP. DAG size: 508 [2019-09-19 00:35:31,655 WARN L191 SmtUtils]: Spent 16.90 s on a formula simplification. DAG size of input: 456 DAG size of output: 444 [2019-09-19 00:35:35,324 WARN L191 SmtUtils]: Spent 3.67 s on a formula simplification that was a NOOP. DAG size: 444 [2019-09-19 00:36:14,594 WARN L191 SmtUtils]: Spent 39.24 s on a formula simplification. DAG size of input: 554 DAG size of output: 536 [2019-09-19 00:36:32,545 WARN L191 SmtUtils]: Spent 17.95 s on a formula simplification that was a NOOP. DAG size: 536