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_product03.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-17 06:03:35,859 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-17 06:03:35,861 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-17 06:03:35,872 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-17 06:03:35,873 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-17 06:03:35,874 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-17 06:03:35,875 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-17 06:03:35,877 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-17 06:03:35,879 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-17 06:03:35,879 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-17 06:03:35,880 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-17 06:03:35,881 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-17 06:03:35,882 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-17 06:03:35,883 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-17 06:03:35,884 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-17 06:03:35,885 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-17 06:03:35,885 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-17 06:03:35,886 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-17 06:03:35,888 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-17 06:03:35,890 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-17 06:03:35,891 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-17 06:03:35,892 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-17 06:03:35,893 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-17 06:03:35,894 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-17 06:03:35,896 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-17 06:03:35,896 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-17 06:03:35,896 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-17 06:03:35,897 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-17 06:03:35,897 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-17 06:03:35,898 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-17 06:03:35,899 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-17 06:03:35,899 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-17 06:03:35,900 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-17 06:03:35,901 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-17 06:03:35,902 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-17 06:03:35,902 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-17 06:03:35,903 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-17 06:03:35,903 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-17 06:03:35,903 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-17 06:03:35,904 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-17 06:03:35,905 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-17 06:03:35,906 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 06:03:35,927 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-17 06:03:35,928 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-17 06:03:35,930 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-17 06:03:35,930 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-17 06:03:35,930 INFO L138 SettingsManager]: * Use SBE=true [2019-09-17 06:03:35,931 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-17 06:03:35,931 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-17 06:03:35,931 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-17 06:03:35,931 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-17 06:03:35,931 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-17 06:03:35,932 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-17 06:03:35,933 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-17 06:03:35,933 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-17 06:03:35,933 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-17 06:03:35,933 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-17 06:03:35,934 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-17 06:03:35,934 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-17 06:03:35,934 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-17 06:03:35,934 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-17 06:03:35,934 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-17 06:03:35,935 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-17 06:03:35,935 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-17 06:03:35,935 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-17 06:03:35,935 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-17 06:03:35,936 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-17 06:03:35,936 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-17 06:03:35,936 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-17 06:03:35,936 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-17 06:03:35,937 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 06:03:36,005 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-17 06:03:36,017 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-17 06:03:36,020 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-17 06:03:36,022 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-17 06:03:36,022 INFO L275 PluginConnector]: CDTParser initialized [2019-09-17 06:03:36,023 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product03.cil.c [2019-09-17 06:03:36,085 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ef72c26ed/cce1bcfc8ddd4b12ab0b980292c1fb4e/FLAG66c6eb1c0 [2019-09-17 06:03:36,653 INFO L306 CDTParser]: Found 1 translation units. [2019-09-17 06:03:36,654 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product03.cil.c [2019-09-17 06:03:36,669 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ef72c26ed/cce1bcfc8ddd4b12ab0b980292c1fb4e/FLAG66c6eb1c0 [2019-09-17 06:03:36,955 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ef72c26ed/cce1bcfc8ddd4b12ab0b980292c1fb4e [2019-09-17 06:03:36,965 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-17 06:03:36,966 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-17 06:03:36,967 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-17 06:03:36,967 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-17 06:03:36,970 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-17 06:03:36,971 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 06:03:36" (1/1) ... [2019-09-17 06:03:36,973 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a55c8bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:03:36, skipping insertion in model container [2019-09-17 06:03:36,974 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 06:03:36" (1/1) ... [2019-09-17 06:03:36,980 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-17 06:03:37,034 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-17 06:03:37,469 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 06:03:37,483 INFO L188 MainTranslator]: Completed pre-run [2019-09-17 06:03:37,580 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 06:03:37,615 INFO L192 MainTranslator]: Completed translation [2019-09-17 06:03:37,615 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:03:37 WrapperNode [2019-09-17 06:03:37,615 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-17 06:03:37,616 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-17 06:03:37,616 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-17 06:03:37,617 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-17 06:03:37,631 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:03:37" (1/1) ... [2019-09-17 06:03:37,631 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:03:37" (1/1) ... [2019-09-17 06:03:37,651 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:03:37" (1/1) ... [2019-09-17 06:03:37,651 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:03:37" (1/1) ... [2019-09-17 06:03:37,705 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:03:37" (1/1) ... [2019-09-17 06:03:37,716 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:03:37" (1/1) ... [2019-09-17 06:03:37,731 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:03:37" (1/1) ... [2019-09-17 06:03:37,744 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-17 06:03:37,745 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-17 06:03:37,745 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-17 06:03:37,745 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-17 06:03:37,746 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:03:37" (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 06:03:37,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-17 06:03:37,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-17 06:03:37,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-17 06:03:37,819 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-17 06:03:37,819 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-17 06:03:37,820 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-17 06:03:37,820 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-17 06:03:37,820 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-17 06:03:37,821 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-17 06:03:37,821 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-17 06:03:37,821 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-17 06:03:37,822 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-17 06:03:37,822 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-17 06:03:37,822 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-17 06:03:37,822 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-17 06:03:37,823 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-17 06:03:37,825 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-17 06:03:37,825 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-17 06:03:37,825 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-17 06:03:37,825 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-17 06:03:37,826 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-17 06:03:37,826 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-17 06:03:37,826 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-17 06:03:37,826 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-17 06:03:37,826 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-17 06:03:37,826 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-17 06:03:37,826 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-17 06:03:37,827 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-17 06:03:37,827 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-17 06:03:37,827 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-17 06:03:37,827 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-17 06:03:37,827 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-17 06:03:37,827 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-17 06:03:37,827 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-17 06:03:37,828 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-17 06:03:37,828 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-17 06:03:37,828 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-17 06:03:37,828 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-17 06:03:37,829 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-17 06:03:37,829 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-17 06:03:37,829 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-17 06:03:37,829 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-17 06:03:37,829 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-17 06:03:37,829 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-17 06:03:37,829 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-17 06:03:37,830 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-17 06:03:37,830 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-17 06:03:37,832 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-17 06:03:37,832 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-17 06:03:37,832 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-17 06:03:37,832 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-17 06:03:37,832 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-17 06:03:37,833 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-17 06:03:37,833 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-17 06:03:37,833 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-17 06:03:37,833 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-17 06:03:37,833 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-17 06:03:37,833 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-17 06:03:37,834 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-17 06:03:37,834 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-17 06:03:37,834 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-17 06:03:37,834 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-17 06:03:37,835 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-17 06:03:37,835 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-17 06:03:37,835 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-17 06:03:37,835 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-17 06:03:37,835 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-17 06:03:37,836 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-17 06:03:37,836 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-17 06:03:37,836 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-17 06:03:37,836 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-17 06:03:37,836 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-17 06:03:37,836 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-17 06:03:37,837 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-17 06:03:37,837 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-17 06:03:37,837 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-17 06:03:37,838 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-17 06:03:37,838 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-17 06:03:37,839 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-17 06:03:37,839 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-17 06:03:37,840 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-17 06:03:37,840 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-17 06:03:37,840 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-17 06:03:37,841 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-17 06:03:37,841 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-17 06:03:37,841 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-17 06:03:39,279 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-17 06:03:39,279 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-17 06:03:39,281 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 06:03:39 BoogieIcfgContainer [2019-09-17 06:03:39,281 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-17 06:03:39,281 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-17 06:03:39,282 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-17 06:03:39,282 INFO L275 PluginConnector]: Sifa initialized [2019-09-17 06:03:39,283 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 06:03:39" (1/1) ... [2019-09-17 06:03:39,284 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 06:03:39,308 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-17 06:03:39,309 INFO L169 IcfgInterpreter]: Building call graph [2019-09-17 06:03:39,318 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-17 06:03:39,330 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-17 06:03:39,331 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-17 06:03:48,761 WARN L191 SmtUtils]: Spent 425.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-09-17 06:03:50,353 WARN L191 SmtUtils]: Spent 426.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-17 06:03:50,507 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-17 06:03:50,657 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-17 06:03:50,797 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-17 06:03:50,815 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 484 for LOIs [2019-09-17 06:03:50,867 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 484 for LOIs [2019-09-17 06:03:50,885 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 484 for LOIs [2019-09-17 06:03:51,060 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 488 [2019-09-17 06:03:51,188 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 488 [2019-09-17 06:03:51,556 WARN L191 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-17 06:03:51,961 WARN L191 SmtUtils]: Spent 402.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-17 06:03:52,508 WARN L191 SmtUtils]: Spent 466.00 ms on a formula simplification that was a NOOP. DAG size: 524 [2019-09-17 06:03:52,859 WARN L191 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 524 [2019-09-17 06:03:53,239 WARN L191 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 526 [2019-09-17 06:03:53,482 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 497 [2019-09-17 06:03:53,606 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 497 [2019-09-17 06:03:53,923 WARN L191 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 507 [2019-09-17 06:03:54,159 WARN L191 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 507 [2019-09-17 06:03:54,330 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 533 DAG size of output: 44 [2019-09-17 06:03:54,457 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 531 DAG size of output: 46 [2019-09-17 06:03:54,769 WARN L191 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 507 [2019-09-17 06:03:54,942 WARN L191 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 507 [2019-09-17 06:03:55,147 WARN L191 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 507 [2019-09-17 06:03:55,311 WARN L191 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 507 [2019-09-17 06:03:55,492 WARN L191 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 507 [2019-09-17 06:03:55,667 WARN L191 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 507 [2019-09-17 06:03:55,844 WARN L191 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 507 [2019-09-17 06:03:56,007 WARN L191 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 507 [2019-09-17 06:03:56,160 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 507 [2019-09-17 06:03:56,437 WARN L191 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 507 [2019-09-17 06:03:56,589 WARN L191 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 507 [2019-09-17 06:03:56,746 WARN L191 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 507 [2019-09-17 06:03:57,020 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 534 DAG size of output: 52 [2019-09-17 06:03:57,770 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 536 DAG size of output: 50 [2019-09-17 06:03:58,452 WARN L191 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 536 DAG size of output: 50 [2019-09-17 06:03:58,625 WARN L191 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 534 DAG size of output: 52 [2019-09-17 06:03:59,110 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 536 DAG size of output: 50 [2019-09-17 06:03:59,274 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 534 DAG size of output: 52 [2019-09-17 06:03:59,595 WARN L191 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 536 DAG size of output: 50 [2019-09-17 06:03:59,734 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 534 DAG size of output: 52 [2019-09-17 06:04:00,096 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 519 DAG size of output: 38 [2019-09-17 06:04:00,262 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 519 DAG size of output: 38 [2019-09-17 06:04:00,300 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 7 for LOIs [2019-09-17 06:04:00,349 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 7 for LOIs [2019-09-17 06:04:00,366 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification2_spec__2 with input of size 16 for LOIs [2019-09-17 06:04:00,371 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 27 for LOIs [2019-09-17 06:04:00,375 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-17 06:04:00,375 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-17 06:04:00,377 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 936#(and (not (= 0 ~methAndRunningLastTime~0)) (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (or (< 0 (+ ~waterLevel~0 1)) (<= ~waterLevel~0 0)) (not (= ~pumpRunning~0 0))) [2019-09-17 06:04:00,398 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-17 06:04:00,399 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-17 06:04:00,402 INFO L168 Benchmark]: Toolchain (without parser) took 23434.30 ms. Allocated memory was 138.4 MB in the beginning and 797.4 MB in the end (delta: 659.0 MB). Free memory was 85.1 MB in the beginning and 527.1 MB in the end (delta: -442.0 MB). Peak memory consumption was 217.0 MB. Max. memory is 7.1 GB. [2019-09-17 06:04:00,410 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 138.4 MB. Free memory was 104.5 MB in the beginning and 104.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-17 06:04:00,412 INFO L168 Benchmark]: CACSL2BoogieTranslator took 648.91 ms. Allocated memory was 138.4 MB in the beginning and 198.2 MB in the end (delta: 59.8 MB). Free memory was 84.9 MB in the beginning and 164.6 MB in the end (delta: -79.8 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2019-09-17 06:04:00,415 INFO L168 Benchmark]: Boogie Preprocessor took 128.26 ms. Allocated memory is still 198.2 MB. Free memory was 164.6 MB in the beginning and 160.2 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. [2019-09-17 06:04:00,423 INFO L168 Benchmark]: RCFGBuilder took 1536.11 ms. Allocated memory was 198.2 MB in the beginning and 219.7 MB in the end (delta: 21.5 MB). Free memory was 160.2 MB in the beginning and 153.1 MB in the end (delta: 7.1 MB). Peak memory consumption was 94.4 MB. Max. memory is 7.1 GB. [2019-09-17 06:04:00,424 INFO L168 Benchmark]: Sifa took 21117.48 ms. Allocated memory was 219.7 MB in the beginning and 797.4 MB in the end (delta: 577.8 MB). Free memory was 153.1 MB in the beginning and 527.1 MB in the end (delta: -373.9 MB). Peak memory consumption was 203.8 MB. Max. memory is 7.1 GB. [2019-09-17 06:04:00,432 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 138.4 MB. Free memory was 104.5 MB in the beginning and 104.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 648.91 ms. Allocated memory was 138.4 MB in the beginning and 198.2 MB in the end (delta: 59.8 MB). Free memory was 84.9 MB in the beginning and 164.6 MB in the end (delta: -79.8 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 128.26 ms. Allocated memory is still 198.2 MB. Free memory was 164.6 MB in the beginning and 160.2 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1536.11 ms. Allocated memory was 198.2 MB in the beginning and 219.7 MB in the end (delta: 21.5 MB). Free memory was 160.2 MB in the beginning and 153.1 MB in the end (delta: 7.1 MB). Peak memory consumption was 94.4 MB. Max. memory is 7.1 GB. * Sifa took 21117.48 ms. Allocated memory was 219.7 MB in the beginning and 797.4 MB in the end (delta: 577.8 MB). Free memory was 153.1 MB in the beginning and 527.1 MB in the end (delta: -373.9 MB). Peak memory consumption was 203.8 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]: 21069, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 492, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 337, TOOLS_POST_TIME[ms]: 11355, TOOLS_POST_CALL_APPLICATIONS: 118, TOOLS_POST_CALL_TIME[ms]: 364, TOOLS_POST_RETURN_APPLICATIONS: 109, TOOLS_POST_RETURN_TIME[ms]: 236, TOOLS_QUANTIFIERELIM_APPLICATIONS: 564, TOOLS_QUANTIFIERELIM_TIME[ms]: 11753, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 11102, FLUID_QUERY_TIME[ms]: 23, FLUID_QUERIES: 512, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 140, DOMAIN_JOIN_TIME[ms]: 8158, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 3, DOMAIN_WIDEN_TIME[ms]: 269, DOMAIN_ISSUBSETEQ_APPLICATIONS: 20, DOMAIN_ISSUBSETEQ_TIME[ms]: 78, DOMAIN_ISBOTTOM_APPLICATIONS: 89, DOMAIN_ISBOTTOM_TIME[ms]: 403, LOOP_SUMMARIZER_APPLICATIONS: 17, LOOP_SUMMARIZER_CACHE_MISSES: 17, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 5332, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 5331, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 20, CALL_SUMMARIZER_APPLICATIONS: 109, CALL_SUMMARIZER_CACHE_MISSES: 19, CALL_SUMMARIZER_OVERALL_TIME[ms]: 11542, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 11541, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 35, DAG_COMPRESSION_PROCESSED_NODES: 599, DAG_COMPRESSION_RETAINED_NODES: 297 - UnprovableResult [Line: 869]: 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 936#(and (not (= 0 ~methAndRunningLastTime~0)) (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (or (< 0 (+ ~waterLevel~0 1)) (<= ~waterLevel~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...