java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product53.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-17 06:11:21,906 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-17 06:11:21,908 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-17 06:11:21,920 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-17 06:11:21,920 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-17 06:11:21,921 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-17 06:11:21,923 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-17 06:11:21,924 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-17 06:11:21,926 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-17 06:11:21,927 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-17 06:11:21,928 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-17 06:11:21,929 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-17 06:11:21,929 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-17 06:11:21,930 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-17 06:11:21,931 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-17 06:11:21,932 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-17 06:11:21,933 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-17 06:11:21,934 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-17 06:11:21,936 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-17 06:11:21,938 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-17 06:11:21,939 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-17 06:11:21,940 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-17 06:11:21,941 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-17 06:11:21,942 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-17 06:11:21,944 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-17 06:11:21,945 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-17 06:11:21,945 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-17 06:11:21,946 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-17 06:11:21,946 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-17 06:11:21,947 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-17 06:11:21,947 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-17 06:11:21,948 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-17 06:11:21,949 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-17 06:11:21,950 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-17 06:11:21,951 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-17 06:11:21,951 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-17 06:11:21,952 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-17 06:11:21,952 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-17 06:11:21,952 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-17 06:11:21,953 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-17 06:11:21,954 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-17 06:11:21,955 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 06:11:21,969 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-17 06:11:21,969 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-17 06:11:21,970 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-17 06:11:21,971 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-17 06:11:21,971 INFO L138 SettingsManager]: * Use SBE=true [2019-09-17 06:11:21,971 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-17 06:11:21,971 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-17 06:11:21,971 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-17 06:11:21,972 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-17 06:11:21,972 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-17 06:11:21,972 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-17 06:11:21,972 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-17 06:11:21,972 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-17 06:11:21,973 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-17 06:11:21,973 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-17 06:11:21,973 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-17 06:11:21,973 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-17 06:11:21,973 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-17 06:11:21,974 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-17 06:11:21,974 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-17 06:11:21,974 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-17 06:11:21,974 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-17 06:11:21,974 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-17 06:11:21,975 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-17 06:11:21,975 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-17 06:11:21,975 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-17 06:11:21,975 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-17 06:11:21,975 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-17 06:11:21,976 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 06:11:22,028 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-17 06:11:22,049 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-17 06:11:22,056 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-17 06:11:22,057 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-17 06:11:22,058 INFO L275 PluginConnector]: CDTParser initialized [2019-09-17 06:11:22,058 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product53.cil.c [2019-09-17 06:11:22,134 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/69bcf62b2/be07aa169bb540beb5d81eda2b075c64/FLAG25466f438 [2019-09-17 06:11:22,731 INFO L306 CDTParser]: Found 1 translation units. [2019-09-17 06:11:22,732 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product53.cil.c [2019-09-17 06:11:22,747 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/69bcf62b2/be07aa169bb540beb5d81eda2b075c64/FLAG25466f438 [2019-09-17 06:11:22,953 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/69bcf62b2/be07aa169bb540beb5d81eda2b075c64 [2019-09-17 06:11:22,962 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-17 06:11:22,964 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-17 06:11:22,965 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-17 06:11:22,965 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-17 06:11:22,969 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-17 06:11:22,970 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 06:11:22" (1/1) ... [2019-09-17 06:11:22,973 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a6da0b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:11:22, skipping insertion in model container [2019-09-17 06:11:22,973 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 06:11:22" (1/1) ... [2019-09-17 06:11:22,981 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-17 06:11:23,037 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-17 06:11:23,474 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 06:11:23,499 INFO L188 MainTranslator]: Completed pre-run [2019-09-17 06:11:23,648 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 06:11:23,684 INFO L192 MainTranslator]: Completed translation [2019-09-17 06:11:23,685 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:11:23 WrapperNode [2019-09-17 06:11:23,685 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-17 06:11:23,685 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-17 06:11:23,686 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-17 06:11:23,686 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-17 06:11:23,696 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:11:23" (1/1) ... [2019-09-17 06:11:23,696 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:11:23" (1/1) ... [2019-09-17 06:11:23,716 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:11:23" (1/1) ... [2019-09-17 06:11:23,716 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:11:23" (1/1) ... [2019-09-17 06:11:23,745 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:11:23" (1/1) ... [2019-09-17 06:11:23,756 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:11:23" (1/1) ... [2019-09-17 06:11:23,761 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:11:23" (1/1) ... [2019-09-17 06:11:23,769 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-17 06:11:23,770 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-17 06:11:23,770 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-17 06:11:23,770 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-17 06:11:23,771 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:11:23" (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 06:11:23,853 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-17 06:11:23,855 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-17 06:11:23,855 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-17 06:11:23,855 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-17 06:11:23,856 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-17 06:11:23,856 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-17 06:11:23,857 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-17 06:11:23,857 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-17 06:11:23,857 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-17 06:11:23,857 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-17 06:11:23,858 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-17 06:11:23,859 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-17 06:11:23,859 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-17 06:11:23,859 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-17 06:11:23,859 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-17 06:11:23,859 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-17 06:11:23,862 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-17 06:11:23,862 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-17 06:11:23,863 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-17 06:11:23,863 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-17 06:11:23,863 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-17 06:11:23,863 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-17 06:11:23,863 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-17 06:11:23,864 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-17 06:11:23,864 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-17 06:11:23,864 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-17 06:11:23,864 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-09-17 06:11:23,864 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-09-17 06:11:23,864 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-09-17 06:11:23,865 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-17 06:11:23,865 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-17 06:11:23,865 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-17 06:11:23,866 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-17 06:11:23,867 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-17 06:11:23,867 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-17 06:11:23,867 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-17 06:11:23,867 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-17 06:11:23,867 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-17 06:11:23,867 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-17 06:11:23,868 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-17 06:11:23,868 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-17 06:11:23,868 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-17 06:11:23,868 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-17 06:11:23,868 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-17 06:11:23,868 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-17 06:11:23,868 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-17 06:11:23,869 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-17 06:11:23,869 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-17 06:11:23,869 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-17 06:11:23,869 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-17 06:11:23,870 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-17 06:11:23,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-17 06:11:23,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-17 06:11:23,870 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-17 06:11:23,870 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-17 06:11:23,870 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-17 06:11:23,870 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-17 06:11:23,871 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-17 06:11:23,871 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-17 06:11:23,872 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-17 06:11:23,872 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-17 06:11:23,872 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-17 06:11:23,873 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-17 06:11:23,873 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-17 06:11:23,873 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-17 06:11:23,873 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-17 06:11:23,873 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-17 06:11:23,874 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-17 06:11:23,874 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-17 06:11:23,874 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-17 06:11:23,874 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-17 06:11:23,874 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-17 06:11:23,874 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-17 06:11:23,875 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-09-17 06:11:23,876 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-09-17 06:11:23,876 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-17 06:11:23,877 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-17 06:11:23,877 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-17 06:11:23,877 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-17 06:11:23,877 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-17 06:11:23,877 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-17 06:11:23,878 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-17 06:11:23,878 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-17 06:11:23,879 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-17 06:11:23,879 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-17 06:11:23,879 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-17 06:11:23,879 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-17 06:11:23,880 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-17 06:11:23,880 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-17 06:11:23,880 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-17 06:11:23,880 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-17 06:11:23,881 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-17 06:11:23,881 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-09-17 06:11:23,881 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-17 06:11:23,881 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-17 06:11:23,881 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-17 06:11:23,881 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-17 06:11:23,881 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-17 06:11:23,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-17 06:11:23,882 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-17 06:11:25,633 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-17 06:11:25,634 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-17 06:11:25,635 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 06:11:25 BoogieIcfgContainer [2019-09-17 06:11:25,635 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-17 06:11:25,636 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-17 06:11:25,636 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-17 06:11:25,637 INFO L275 PluginConnector]: Sifa initialized [2019-09-17 06:11:25,638 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 06:11:25" (1/1) ... [2019-09-17 06:11:25,639 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 06:11:25,671 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-17 06:11:25,671 INFO L169 IcfgInterpreter]: Building call graph [2019-09-17 06:11:25,687 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-17 06:11:25,699 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-17 06:11:25,700 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-17 06:11:35,379 WARN L191 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-09-17 06:11:37,067 WARN L191 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-17 06:11:37,229 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-17 06:11:37,369 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-17 06:11:37,520 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-17 06:11:37,542 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 482 for LOIs [2019-09-17 06:11:37,597 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 482 for LOIs [2019-09-17 06:11:37,613 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 482 for LOIs [2019-09-17 06:11:37,791 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 486 [2019-09-17 06:11:37,925 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 486 [2019-09-17 06:11:38,405 WARN L191 SmtUtils]: Spent 426.00 ms on a formula simplification that was a NOOP. DAG size: 498 [2019-09-17 06:11:38,750 WARN L191 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 498 [2019-09-17 06:11:39,039 WARN L191 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 498 [2019-09-17 06:11:39,298 WARN L191 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 498 [2019-09-17 06:11:39,729 WARN L191 SmtUtils]: Spent 389.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2019-09-17 06:11:40,095 WARN L191 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2019-09-17 06:11:40,790 WARN L191 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 549 DAG size of output: 548 [2019-09-17 06:11:41,135 WARN L191 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 548 [2019-09-17 06:11:41,468 WARN L191 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-09-17 06:11:41,665 WARN L191 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-09-17 06:11:42,013 WARN L191 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 553 [2019-09-17 06:11:42,324 WARN L191 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 553 [2019-09-17 06:11:42,627 WARN L191 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 553 [2019-09-17 06:11:42,978 WARN L191 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 553 [2019-09-17 06:11:43,574 WARN L191 SmtUtils]: Spent 579.00 ms on a formula simplification that was a NOOP. DAG size: 564 [2019-09-17 06:11:44,483 WARN L191 SmtUtils]: Spent 420.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2019-09-17 06:11:44,796 WARN L191 SmtUtils]: Spent 312.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2019-09-17 06:11:45,083 WARN L191 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 550 DAG size of output: 548 [2019-09-17 06:11:45,255 WARN L191 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 548 [2019-09-17 06:11:45,798 WARN L191 SmtUtils]: Spent 504.00 ms on a formula simplification that was a NOOP. DAG size: 543 [2019-09-17 06:11:46,162 WARN L191 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 543 [2019-09-17 06:11:46,471 WARN L191 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 552 [2019-09-17 06:11:46,818 WARN L191 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 552 [2019-09-17 06:11:47,144 WARN L191 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 552 [2019-09-17 06:11:47,456 WARN L191 SmtUtils]: Spent 311.00 ms on a formula simplification that was a NOOP. DAG size: 552 [2019-09-17 06:11:48,016 WARN L191 SmtUtils]: Spent 542.00 ms on a formula simplification that was a NOOP. DAG size: 563 [2019-09-17 06:11:48,101 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 39 for LOIs [2019-09-17 06:11:48,177 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 10 for LOIs [2019-09-17 06:11:48,189 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification5_spec__3 with input of size 33 for LOIs [2019-09-17 06:11:48,195 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 40 for LOIs [2019-09-17 06:11:48,199 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-17 06:11:48,199 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-17 06:11:48,201 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 508#(and (<= ~pumpRunning~0 2147483647) (<= ~waterLevel~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (or (and (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (or (< 0 (+ ~waterLevel~0 1)) (<= ~waterLevel~0 0))) (not (= 0 ~systemActive~0))) (<= 0 (+ ~pumpRunning~0 2147483648)) (not (= 2 ~waterLevel~0)) (= ~switchedOnBeforeTS~0 0) (not (= ~pumpRunning~0 0))) [2019-09-17 06:11:48,214 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-17 06:11:48,215 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-17 06:11:48,217 INFO L168 Benchmark]: Toolchain (without parser) took 25252.63 ms. Allocated memory was 140.0 MB in the beginning and 800.1 MB in the end (delta: 660.1 MB). Free memory was 86.1 MB in the beginning and 219.7 MB in the end (delta: -133.6 MB). Peak memory consumption was 526.5 MB. Max. memory is 7.1 GB. [2019-09-17 06:11:48,218 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 140.0 MB. Free memory was 106.0 MB in the beginning and 105.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-17 06:11:48,219 INFO L168 Benchmark]: CACSL2BoogieTranslator took 720.19 ms. Allocated memory was 140.0 MB in the beginning and 200.3 MB in the end (delta: 60.3 MB). Free memory was 85.9 MB in the beginning and 163.0 MB in the end (delta: -77.0 MB). Peak memory consumption was 22.3 MB. Max. memory is 7.1 GB. [2019-09-17 06:11:48,219 INFO L168 Benchmark]: Boogie Preprocessor took 83.86 ms. Allocated memory is still 200.3 MB. Free memory was 163.0 MB in the beginning and 158.6 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. [2019-09-17 06:11:48,220 INFO L168 Benchmark]: RCFGBuilder took 1865.81 ms. Allocated memory was 200.3 MB in the beginning and 224.9 MB in the end (delta: 24.6 MB). Free memory was 158.6 MB in the beginning and 135.8 MB in the end (delta: 22.8 MB). Peak memory consumption was 87.3 MB. Max. memory is 7.1 GB. [2019-09-17 06:11:48,221 INFO L168 Benchmark]: Sifa took 22578.79 ms. Allocated memory was 224.9 MB in the beginning and 800.1 MB in the end (delta: 575.1 MB). Free memory was 135.8 MB in the beginning and 219.7 MB in the end (delta: -83.9 MB). Peak memory consumption was 491.2 MB. Max. memory is 7.1 GB. [2019-09-17 06:11:48,226 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 140.0 MB. Free memory was 106.0 MB in the beginning and 105.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 720.19 ms. Allocated memory was 140.0 MB in the beginning and 200.3 MB in the end (delta: 60.3 MB). Free memory was 85.9 MB in the beginning and 163.0 MB in the end (delta: -77.0 MB). Peak memory consumption was 22.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 83.86 ms. Allocated memory is still 200.3 MB. Free memory was 163.0 MB in the beginning and 158.6 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1865.81 ms. Allocated memory was 200.3 MB in the beginning and 224.9 MB in the end (delta: 24.6 MB). Free memory was 158.6 MB in the beginning and 135.8 MB in the end (delta: 22.8 MB). Peak memory consumption was 87.3 MB. Max. memory is 7.1 GB. * Sifa took 22578.79 ms. Allocated memory was 224.9 MB in the beginning and 800.1 MB in the end (delta: 575.1 MB). Free memory was 135.8 MB in the beginning and 219.7 MB in the end (delta: -83.9 MB). Peak memory consumption was 491.2 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]: 22531, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 257, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 167, TOOLS_POST_TIME[ms]: 11578, TOOLS_POST_CALL_APPLICATIONS: 78, TOOLS_POST_CALL_TIME[ms]: 253, TOOLS_POST_RETURN_APPLICATIONS: 69, TOOLS_POST_RETURN_TIME[ms]: 125, TOOLS_QUANTIFIERELIM_APPLICATIONS: 314, TOOLS_QUANTIFIERELIM_TIME[ms]: 11838, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 11466, FLUID_QUERY_TIME[ms]: 13, FLUID_QUERIES: 264, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 82, DOMAIN_JOIN_TIME[ms]: 9030, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 4, DOMAIN_WIDEN_TIME[ms]: 1148, DOMAIN_ISSUBSETEQ_APPLICATIONS: 7, DOMAIN_ISSUBSETEQ_TIME[ms]: 40, DOMAIN_ISBOTTOM_APPLICATIONS: 39, DOMAIN_ISBOTTOM_TIME[ms]: 186, LOOP_SUMMARIZER_APPLICATIONS: 3, LOOP_SUMMARIZER_CACHE_MISSES: 3, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 6989, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 6989, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 7, CALL_SUMMARIZER_APPLICATIONS: 69, CALL_SUMMARIZER_CACHE_MISSES: 31, CALL_SUMMARIZER_OVERALL_TIME[ms]: 12038, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 12037, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 8, PATH_EXPR_TIME[ms]: 9, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 31, DAG_COMPRESSION_PROCESSED_NODES: 387, DAG_COMPRESSION_RETAINED_NODES: 226 - UnprovableResult [Line: 902]: 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 508#(and (<= ~pumpRunning~0 2147483647) (<= ~waterLevel~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (or (and (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (or (< 0 (+ ~waterLevel~0 1)) (<= ~waterLevel~0 0))) (not (= 0 ~systemActive~0))) (<= 0 (+ ~pumpRunning~0 2147483648)) (not (= 2 ~waterLevel~0)) (= ~switchedOnBeforeTS~0 0) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...