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_spec2_product59.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-17 06:05:43,926 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-17 06:05:43,928 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-17 06:05:43,940 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-17 06:05:43,940 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-17 06:05:43,942 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-17 06:05:43,943 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-17 06:05:43,945 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-17 06:05:43,947 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-17 06:05:43,948 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-17 06:05:43,949 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-17 06:05:43,950 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-17 06:05:43,950 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-17 06:05:43,951 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-17 06:05:43,952 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-17 06:05:43,953 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-17 06:05:43,954 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-17 06:05:43,955 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-17 06:05:43,956 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-17 06:05:43,958 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-17 06:05:43,960 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-17 06:05:43,961 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-17 06:05:43,962 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-17 06:05:43,962 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-17 06:05:43,964 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-17 06:05:43,964 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-17 06:05:43,965 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-17 06:05:43,965 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-17 06:05:43,966 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-17 06:05:43,967 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-17 06:05:43,967 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-17 06:05:43,969 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-17 06:05:43,970 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-17 06:05:43,971 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-17 06:05:43,972 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-17 06:05:43,974 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-17 06:05:43,975 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-17 06:05:43,975 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-17 06:05:43,975 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-17 06:05:43,976 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-17 06:05:43,979 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-17 06:05:43,980 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-17 06:05:44,002 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-17 06:05:44,003 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-17 06:05:44,005 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-17 06:05:44,005 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-17 06:05:44,006 INFO L138 SettingsManager]: * Use SBE=true [2019-09-17 06:05:44,006 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-17 06:05:44,006 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-17 06:05:44,006 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-17 06:05:44,006 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-17 06:05:44,007 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-17 06:05:44,008 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-17 06:05:44,008 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-17 06:05:44,008 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-17 06:05:44,009 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-17 06:05:44,009 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-17 06:05:44,009 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-17 06:05:44,009 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-17 06:05:44,010 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-17 06:05:44,010 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-17 06:05:44,010 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-17 06:05:44,011 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-17 06:05:44,011 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-17 06:05:44,011 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-17 06:05:44,011 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-17 06:05:44,012 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-17 06:05:44,012 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-17 06:05:44,012 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-17 06:05:44,012 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-17 06:05:44,012 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 [2019-09-17 06:05:44,079 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-17 06:05:44,093 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-17 06:05:44,098 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-17 06:05:44,100 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-17 06:05:44,100 INFO L275 PluginConnector]: CDTParser initialized [2019-09-17 06:05:44,101 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product59.cil.c [2019-09-17 06:05:44,171 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/17499b912/8be28bfb20cb46d1b5c75f4f762b8294/FLAG6190a9502 [2019-09-17 06:05:44,695 INFO L306 CDTParser]: Found 1 translation units. [2019-09-17 06:05:44,696 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product59.cil.c [2019-09-17 06:05:44,709 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/17499b912/8be28bfb20cb46d1b5c75f4f762b8294/FLAG6190a9502 [2019-09-17 06:05:44,990 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/17499b912/8be28bfb20cb46d1b5c75f4f762b8294 [2019-09-17 06:05:45,002 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-17 06:05:45,004 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-17 06:05:45,008 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-17 06:05:45,008 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-17 06:05:45,011 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-17 06:05:45,012 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 06:05:44" (1/1) ... [2019-09-17 06:05:45,015 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6fa7f548 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:05:45, skipping insertion in model container [2019-09-17 06:05:45,016 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 06:05:44" (1/1) ... [2019-09-17 06:05:45,023 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-17 06:05:45,083 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-17 06:05:45,540 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 06:05:45,569 INFO L188 MainTranslator]: Completed pre-run [2019-09-17 06:05:45,661 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 06:05:45,702 INFO L192 MainTranslator]: Completed translation [2019-09-17 06:05:45,703 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:05:45 WrapperNode [2019-09-17 06:05:45,703 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-17 06:05:45,704 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-17 06:05:45,704 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-17 06:05:45,704 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-17 06:05:45,719 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:05:45" (1/1) ... [2019-09-17 06:05:45,719 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:05:45" (1/1) ... [2019-09-17 06:05:45,738 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:05:45" (1/1) ... [2019-09-17 06:05:45,738 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:05:45" (1/1) ... [2019-09-17 06:05:45,768 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:05:45" (1/1) ... [2019-09-17 06:05:45,779 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:05:45" (1/1) ... [2019-09-17 06:05:45,784 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:05:45" (1/1) ... [2019-09-17 06:05:45,792 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-17 06:05:45,792 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-17 06:05:45,793 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-17 06:05:45,793 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-17 06:05:45,794 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:05:45" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-17 06:05:45,871 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-17 06:05:45,871 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-17 06:05:45,871 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-17 06:05:45,871 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-17 06:05:45,872 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-17 06:05:45,872 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-17 06:05:45,872 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-17 06:05:45,872 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-17 06:05:45,872 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-17 06:05:45,873 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-17 06:05:45,873 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-17 06:05:45,873 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-17 06:05:45,873 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-17 06:05:45,873 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-17 06:05:45,873 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-17 06:05:45,874 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-17 06:05:45,874 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-17 06:05:45,874 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-17 06:05:45,874 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-17 06:05:45,874 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-17 06:05:45,874 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-17 06:05:45,875 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-17 06:05:45,875 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-17 06:05:45,875 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-17 06:05:45,875 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-17 06:05:45,875 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-17 06:05:45,876 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-17 06:05:45,876 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-17 06:05:45,876 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-17 06:05:45,876 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-17 06:05:45,876 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-17 06:05:45,876 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-17 06:05:45,877 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-17 06:05:45,877 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-17 06:05:45,877 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-17 06:05:45,877 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-17 06:05:45,877 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-17 06:05:45,877 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-17 06:05:45,877 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-17 06:05:45,878 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-17 06:05:45,878 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-17 06:05:45,878 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-17 06:05:45,878 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-17 06:05:45,878 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-17 06:05:45,878 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-17 06:05:45,879 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-17 06:05:45,879 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-17 06:05:45,879 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-17 06:05:45,879 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-17 06:05:45,879 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-17 06:05:45,879 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-17 06:05:45,880 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-17 06:05:45,880 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-17 06:05:45,880 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-17 06:05:45,880 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-17 06:05:45,880 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-17 06:05:45,880 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-17 06:05:45,880 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-17 06:05:45,881 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-17 06:05:45,881 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-17 06:05:45,881 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-17 06:05:45,881 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-17 06:05:45,881 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-17 06:05:45,881 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-17 06:05:45,882 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-17 06:05:45,882 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-17 06:05:45,882 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-17 06:05:45,882 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-17 06:05:45,882 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-17 06:05:45,882 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-17 06:05:45,882 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-17 06:05:45,883 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-17 06:05:45,883 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-17 06:05:45,883 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-17 06:05:45,883 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-17 06:05:45,883 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-17 06:05:45,883 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-17 06:05:45,884 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-17 06:05:45,884 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-17 06:05:45,884 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-17 06:05:45,884 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-17 06:05:45,884 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-17 06:05:45,884 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-17 06:05:45,885 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-17 06:05:45,885 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-17 06:05:45,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-17 06:05:45,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-17 06:05:45,885 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-17 06:05:45,885 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-17 06:05:45,886 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-17 06:05:45,886 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-17 06:05:45,886 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-17 06:05:45,886 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-17 06:05:45,886 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-17 06:05:45,886 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-17 06:05:45,886 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-17 06:05:45,887 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-17 06:05:45,887 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-17 06:05:45,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-17 06:05:45,887 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-17 06:05:47,464 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-17 06:05:47,464 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-17 06:05:47,466 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 06:05:47 BoogieIcfgContainer [2019-09-17 06:05:47,466 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-17 06:05:47,466 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-17 06:05:47,467 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-17 06:05:47,467 INFO L275 PluginConnector]: Sifa initialized [2019-09-17 06:05:47,468 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 06:05:47" (1/1) ... [2019-09-17 06:05:47,469 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 [2019-09-17 06:05:47,513 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-17 06:05:47,513 INFO L169 IcfgInterpreter]: Building call graph [2019-09-17 06:05:47,527 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-17 06:05:47,540 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-17 06:05:47,542 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-17 06:05:58,206 WARN L191 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-09-17 06:05:59,885 WARN L191 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-17 06:06:00,058 WARN L191 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-17 06:06:00,192 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-17 06:06:00,329 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-17 06:06:00,359 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 484 for LOIs [2019-09-17 06:06:00,417 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 484 for LOIs [2019-09-17 06:06:00,433 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 484 for LOIs [2019-09-17 06:06:00,660 WARN L191 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 488 [2019-09-17 06:06:00,808 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 488 [2019-09-17 06:06:01,244 WARN L191 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-17 06:06:01,521 WARN L191 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-17 06:06:01,755 WARN L191 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-17 06:06:01,991 WARN L191 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-17 06:06:02,186 WARN L191 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-17 06:06:02,358 WARN L191 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-17 06:06:02,562 WARN L191 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-17 06:06:02,733 WARN L191 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-17 06:06:03,144 WARN L191 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-17 06:06:03,468 WARN L191 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-17 06:06:04,496 WARN L191 SmtUtils]: Spent 607.00 ms on a formula simplification. DAG size of input: 516 DAG size of output: 516 [2019-09-17 06:06:04,901 WARN L191 SmtUtils]: Spent 402.00 ms on a formula simplification that was a NOOP. DAG size: 516 [2019-09-17 06:06:05,203 WARN L191 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 516 DAG size of output: 516 [2019-09-17 06:06:05,524 WARN L191 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 516 [2019-09-17 06:06:06,057 WARN L191 SmtUtils]: Spent 480.00 ms on a formula simplification. DAG size of input: 518 DAG size of output: 518 [2019-09-17 06:06:06,447 WARN L191 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 518 DAG size of output: 518 [2019-09-17 06:06:06,988 WARN L191 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-17 06:06:07,270 WARN L191 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-17 06:06:08,135 WARN L191 SmtUtils]: Spent 696.00 ms on a formula simplification. DAG size of input: 516 DAG size of output: 516 [2019-09-17 06:06:08,415 WARN L191 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 516 [2019-09-17 06:06:08,702 WARN L191 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 516 DAG size of output: 516 [2019-09-17 06:06:09,010 WARN L191 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 516 [2019-09-17 06:06:09,359 WARN L191 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 518 DAG size of output: 518 [2019-09-17 06:06:09,642 WARN L191 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 518 DAG size of output: 518 [2019-09-17 06:06:10,097 WARN L191 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-17 06:06:10,379 WARN L191 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-17 06:06:10,831 WARN L191 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 516 DAG size of output: 516 [2019-09-17 06:06:11,115 WARN L191 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 516 [2019-09-17 06:06:11,392 WARN L191 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 516 DAG size of output: 516 [2019-09-17 06:06:11,692 WARN L191 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 516 [2019-09-17 06:06:12,025 WARN L191 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 518 DAG size of output: 518 [2019-09-17 06:06:12,310 WARN L191 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 518 DAG size of output: 518 [2019-09-17 06:06:12,762 WARN L191 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-17 06:06:13,046 WARN L191 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-17 06:06:13,479 WARN L191 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 516 DAG size of output: 516 [2019-09-17 06:06:13,779 WARN L191 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 516 [2019-09-17 06:06:14,061 WARN L191 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 516 DAG size of output: 516 [2019-09-17 06:06:14,343 WARN L191 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 516 [2019-09-17 06:06:14,734 WARN L191 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 520 DAG size of output: 520 [2019-09-17 06:06:15,085 WARN L191 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 520 DAG size of output: 520 [2019-09-17 06:06:15,205 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 10 for LOIs [2019-09-17 06:06:15,225 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 10 for LOIs [2019-09-17 06:06:15,238 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification2_spec__2 with input of size 3 for LOIs [2019-09-17 06:06:15,240 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 19 for LOIs [2019-09-17 06:06:15,242 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-17 06:06:15,242 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-17 06:06:15,244 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 824#(and (not (= 0 ~methAndRunningLastTime~0)) (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (not (= ~pumpRunning~0 0))) [2019-09-17 06:06:15,255 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-17 06:06:15,256 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-17 06:06:15,258 INFO L168 Benchmark]: Toolchain (without parser) took 30253.59 ms. Allocated memory was 139.5 MB in the beginning and 901.8 MB in the end (delta: 762.3 MB). Free memory was 85.8 MB in the beginning and 308.7 MB in the end (delta: -222.9 MB). Peak memory consumption was 539.4 MB. Max. memory is 7.1 GB. [2019-09-17 06:06:15,259 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 139.5 MB. Free memory was 105.6 MB in the beginning and 105.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-17 06:06:15,259 INFO L168 Benchmark]: CACSL2BoogieTranslator took 696.10 ms. Allocated memory was 139.5 MB in the beginning and 198.2 MB in the end (delta: 58.7 MB). Free memory was 85.6 MB in the beginning and 163.2 MB in the end (delta: -77.7 MB). Peak memory consumption was 23.0 MB. Max. memory is 7.1 GB. [2019-09-17 06:06:15,260 INFO L168 Benchmark]: Boogie Preprocessor took 88.09 ms. Allocated memory is still 198.2 MB. Free memory was 163.2 MB in the beginning and 159.5 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.7 MB. Max. memory is 7.1 GB. [2019-09-17 06:06:15,261 INFO L168 Benchmark]: RCFGBuilder took 1673.68 ms. Allocated memory was 198.2 MB in the beginning and 221.8 MB in the end (delta: 23.6 MB). Free memory was 158.9 MB in the beginning and 140.1 MB in the end (delta: 18.7 MB). Peak memory consumption was 90.8 MB. Max. memory is 7.1 GB. [2019-09-17 06:06:15,262 INFO L168 Benchmark]: Sifa took 27789.34 ms. Allocated memory was 221.8 MB in the beginning and 901.8 MB in the end (delta: 680.0 MB). Free memory was 140.1 MB in the beginning and 308.7 MB in the end (delta: -168.6 MB). Peak memory consumption was 511.4 MB. Max. memory is 7.1 GB. [2019-09-17 06:06:15,266 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 139.5 MB. Free memory was 105.6 MB in the beginning and 105.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 696.10 ms. Allocated memory was 139.5 MB in the beginning and 198.2 MB in the end (delta: 58.7 MB). Free memory was 85.6 MB in the beginning and 163.2 MB in the end (delta: -77.7 MB). Peak memory consumption was 23.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 88.09 ms. Allocated memory is still 198.2 MB. Free memory was 163.2 MB in the beginning and 159.5 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1673.68 ms. Allocated memory was 198.2 MB in the beginning and 221.8 MB in the end (delta: 23.6 MB). Free memory was 158.9 MB in the beginning and 140.1 MB in the end (delta: 18.7 MB). Peak memory consumption was 90.8 MB. Max. memory is 7.1 GB. * Sifa took 27789.34 ms. Allocated memory was 221.8 MB in the beginning and 901.8 MB in the end (delta: 680.0 MB). Free memory was 140.1 MB in the beginning and 308.7 MB in the end (delta: -168.6 MB). Peak memory consumption was 511.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 27731, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 398, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 268, TOOLS_POST_TIME[ms]: 12669, TOOLS_POST_CALL_APPLICATIONS: 111, TOOLS_POST_CALL_TIME[ms]: 383, TOOLS_POST_RETURN_APPLICATIONS: 102, TOOLS_POST_RETURN_TIME[ms]: 309, TOOLS_QUANTIFIERELIM_APPLICATIONS: 481, TOOLS_QUANTIFIERELIM_TIME[ms]: 13156, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 12422, FLUID_QUERY_TIME[ms]: 19, FLUID_QUERIES: 409, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 127, DOMAIN_JOIN_TIME[ms]: 13445, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 6, DOMAIN_WIDEN_TIME[ms]: 233, DOMAIN_ISSUBSETEQ_APPLICATIONS: 11, DOMAIN_ISSUBSETEQ_TIME[ms]: 43, DOMAIN_ISBOTTOM_APPLICATIONS: 83, DOMAIN_ISBOTTOM_TIME[ms]: 431, LOOP_SUMMARIZER_APPLICATIONS: 5, LOOP_SUMMARIZER_CACHE_MISSES: 5, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 12393, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 12393, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 11, CALL_SUMMARIZER_APPLICATIONS: 102, CALL_SUMMARIZER_CACHE_MISSES: 28, CALL_SUMMARIZER_OVERALL_TIME[ms]: 12948, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 12947, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 8, PATH_EXPR_TIME[ms]: 12, REGEX_TO_DAG_TIME[ms]: 7, DAG_COMPRESSION_TIME[ms]: 51, DAG_COMPRESSION_PROCESSED_NODES: 502, DAG_COMPRESSION_RETAINED_NODES: 266 - UnprovableResult [Line: 44]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 824#(and (not (= 0 ~methAndRunningLastTime~0)) (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...