./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c36dfa3b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 1b79bc3bed5bfb059718e76e7116aac9b8952405f0b578f08aab2c60e1303883 --- Real Ultimate output --- This is Ultimate 0.2.1-wip.dd.seqcomp-c36dfa3 [2021-11-04 13:22:44,794 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-04 13:22:44,795 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-04 13:22:44,854 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-04 13:22:44,854 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-04 13:22:44,857 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-04 13:22:44,857 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-04 13:22:44,859 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-04 13:22:44,861 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-04 13:22:44,864 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-04 13:22:44,864 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-04 13:22:44,866 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-04 13:22:44,866 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-04 13:22:44,868 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-04 13:22:44,869 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-04 13:22:44,874 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-04 13:22:44,874 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-04 13:22:44,875 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-04 13:22:44,877 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-04 13:22:44,883 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-04 13:22:44,884 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-04 13:22:44,884 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-04 13:22:44,886 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-04 13:22:44,886 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-04 13:22:44,891 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-04 13:22:44,891 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-04 13:22:44,891 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-04 13:22:44,892 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-04 13:22:44,893 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-04 13:22:44,893 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-04 13:22:44,893 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-04 13:22:44,894 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-04 13:22:44,895 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-04 13:22:44,896 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-04 13:22:44,897 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-04 13:22:44,897 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-04 13:22:44,897 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-04 13:22:44,898 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-04 13:22:44,898 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-04 13:22:44,898 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-04 13:22:44,899 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-04 13:22:44,900 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-04 13:22:44,920 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-04 13:22:44,923 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-04 13:22:44,923 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-04 13:22:44,923 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-04 13:22:44,924 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-04 13:22:44,924 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-04 13:22:44,925 INFO L138 SettingsManager]: * Use SBE=true [2021-11-04 13:22:44,925 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-04 13:22:44,925 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-04 13:22:44,925 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-04 13:22:44,926 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-04 13:22:44,926 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-04 13:22:44,926 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-04 13:22:44,926 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-04 13:22:44,926 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-04 13:22:44,927 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-04 13:22:44,927 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-04 13:22:44,927 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-04 13:22:44,927 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-04 13:22:44,927 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-04 13:22:44,927 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-04 13:22:44,927 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-04 13:22:44,928 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-04 13:22:44,928 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-04 13:22:44,928 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-04 13:22:44,928 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-04 13:22:44,928 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-04 13:22:44,929 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-04 13:22:44,929 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-04 13:22:44,929 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1b79bc3bed5bfb059718e76e7116aac9b8952405f0b578f08aab2c60e1303883 [2021-11-04 13:22:45,145 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-04 13:22:45,170 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-04 13:22:45,172 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-04 13:22:45,172 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-04 13:22:45,177 INFO L275 PluginConnector]: CDTParser initialized [2021-11-04 13:22:45,177 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i [2021-11-04 13:22:45,232 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a722fe1b/9370612ebf744b6caa75b2c7d4c3ef56/FLAG87b29ed10 [2021-11-04 13:22:45,925 INFO L306 CDTParser]: Found 1 translation units. [2021-11-04 13:22:45,926 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i [2021-11-04 13:22:45,986 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a722fe1b/9370612ebf744b6caa75b2c7d4c3ef56/FLAG87b29ed10 [2021-11-04 13:22:46,255 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a722fe1b/9370612ebf744b6caa75b2c7d4c3ef56 [2021-11-04 13:22:46,257 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-04 13:22:46,258 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-04 13:22:46,264 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-04 13:22:46,267 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-04 13:22:46,269 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-04 13:22:46,273 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.11 01:22:46" (1/1) ... [2021-11-04 13:22:46,274 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7fe3e603 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 01:22:46, skipping insertion in model container [2021-11-04 13:22:46,274 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.11 01:22:46" (1/1) ... [2021-11-04 13:22:46,279 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-04 13:22:46,404 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-04 13:22:48,918 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[489067,489080] [2021-11-04 13:22:48,920 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[489212,489225] [2021-11-04 13:22:48,920 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[489358,489371] [2021-11-04 13:22:48,921 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[489523,489536] [2021-11-04 13:22:48,921 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[489681,489694] [2021-11-04 13:22:48,922 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[489839,489852] [2021-11-04 13:22:48,925 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[489997,490010] [2021-11-04 13:22:48,926 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[490157,490170] [2021-11-04 13:22:48,926 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[490316,490329] [2021-11-04 13:22:48,926 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[490455,490468] [2021-11-04 13:22:48,927 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[490597,490610] [2021-11-04 13:22:48,927 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[490746,490759] [2021-11-04 13:22:48,929 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[490885,490898] [2021-11-04 13:22:48,930 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[491040,491053] [2021-11-04 13:22:48,930 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[491200,491213] [2021-11-04 13:22:48,930 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[491351,491364] [2021-11-04 13:22:48,930 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[491502,491515] [2021-11-04 13:22:48,933 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[491654,491667] [2021-11-04 13:22:48,934 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[491803,491816] [2021-11-04 13:22:48,934 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[491951,491964] [2021-11-04 13:22:48,934 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[492108,492121] [2021-11-04 13:22:48,934 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[492257,492270] [2021-11-04 13:22:48,935 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[492413,492426] [2021-11-04 13:22:48,935 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[492566,492579] [2021-11-04 13:22:48,935 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[492712,492725] [2021-11-04 13:22:48,936 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[492855,492868] [2021-11-04 13:22:48,937 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[493007,493020] [2021-11-04 13:22:48,937 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[493153,493166] [2021-11-04 13:22:48,937 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[493298,493311] [2021-11-04 13:22:48,949 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[493452,493465] [2021-11-04 13:22:48,950 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[493603,493616] [2021-11-04 13:22:48,950 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[493758,493771] [2021-11-04 13:22:48,951 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[493910,493923] [2021-11-04 13:22:48,951 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[494065,494078] [2021-11-04 13:22:48,952 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[494229,494242] [2021-11-04 13:22:48,952 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[494385,494398] [2021-11-04 13:22:48,953 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[494549,494562] [2021-11-04 13:22:48,953 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[494691,494704] [2021-11-04 13:22:48,953 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[494849,494862] [2021-11-04 13:22:48,953 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[495016,495029] [2021-11-04 13:22:48,954 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[495175,495188] [2021-11-04 13:22:48,954 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[495334,495347] [2021-11-04 13:22:48,954 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[495483,495496] [2021-11-04 13:22:48,955 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[495630,495643] [2021-11-04 13:22:48,955 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[495769,495782] [2021-11-04 13:22:48,955 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[495932,495945] [2021-11-04 13:22:48,955 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[496098,496111] [2021-11-04 13:22:48,956 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[496262,496275] [2021-11-04 13:22:48,956 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[496427,496440] [2021-11-04 13:22:48,957 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[496592,496605] [2021-11-04 13:22:48,957 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[496758,496771] [2021-11-04 13:22:48,957 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[496923,496936] [2021-11-04 13:22:48,957 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[497090,497103] [2021-11-04 13:22:48,958 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[497250,497263] [2021-11-04 13:22:48,958 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[497412,497425] [2021-11-04 13:22:48,958 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[497571,497584] [2021-11-04 13:22:48,959 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[497717,497730] [2021-11-04 13:22:48,959 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[497860,497873] [2021-11-04 13:22:48,959 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[498004,498017] [2021-11-04 13:22:48,959 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[498147,498160] [2021-11-04 13:22:48,960 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[498291,498304] [2021-11-04 13:22:48,960 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[498432,498445] [2021-11-04 13:22:48,960 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[498570,498583] [2021-11-04 13:22:48,961 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[498728,498741] [2021-11-04 13:22:48,961 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[498887,498900] [2021-11-04 13:22:48,961 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[499043,499056] [2021-11-04 13:22:48,962 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[499192,499205] [2021-11-04 13:22:48,962 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[499344,499357] [2021-11-04 13:22:48,962 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[499495,499508] [2021-11-04 13:22:48,962 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[499644,499657] [2021-11-04 13:22:48,963 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[499796,499809] [2021-11-04 13:22:48,963 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[499944,499957] [2021-11-04 13:22:48,963 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[500097,500110] [2021-11-04 13:22:48,963 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[500248,500261] [2021-11-04 13:22:48,964 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[500398,500411] [2021-11-04 13:22:48,964 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[500545,500558] [2021-11-04 13:22:48,965 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[500696,500709] [2021-11-04 13:22:48,965 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[500847,500860] [2021-11-04 13:22:48,965 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[500995,501008] [2021-11-04 13:22:48,965 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[501161,501174] [2021-11-04 13:22:48,966 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[501330,501343] [2021-11-04 13:22:48,966 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[501497,501510] [2021-11-04 13:22:48,966 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[501665,501678] [2021-11-04 13:22:48,967 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[501815,501828] [2021-11-04 13:22:48,967 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[501962,501975] [2021-11-04 13:22:48,967 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[502123,502136] [2021-11-04 13:22:48,967 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[502293,502306] [2021-11-04 13:22:48,968 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[502455,502468] [2021-11-04 13:22:48,975 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-04 13:22:49,021 INFO L203 MainTranslator]: Completed pre-run [2021-11-04 13:22:49,306 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[489067,489080] [2021-11-04 13:22:49,308 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[489212,489225] [2021-11-04 13:22:49,311 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[489358,489371] [2021-11-04 13:22:49,311 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[489523,489536] [2021-11-04 13:22:49,312 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[489681,489694] [2021-11-04 13:22:49,312 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[489839,489852] [2021-11-04 13:22:49,312 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[489997,490010] [2021-11-04 13:22:49,313 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[490157,490170] [2021-11-04 13:22:49,313 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[490316,490329] [2021-11-04 13:22:49,314 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[490455,490468] [2021-11-04 13:22:49,314 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[490597,490610] [2021-11-04 13:22:49,314 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[490746,490759] [2021-11-04 13:22:49,315 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[490885,490898] [2021-11-04 13:22:49,315 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[491040,491053] [2021-11-04 13:22:49,315 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[491200,491213] [2021-11-04 13:22:49,315 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[491351,491364] [2021-11-04 13:22:49,316 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[491502,491515] [2021-11-04 13:22:49,316 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[491654,491667] [2021-11-04 13:22:49,316 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[491803,491816] [2021-11-04 13:22:49,317 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[491951,491964] [2021-11-04 13:22:49,317 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[492108,492121] [2021-11-04 13:22:49,318 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[492257,492270] [2021-11-04 13:22:49,318 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[492413,492426] [2021-11-04 13:22:49,318 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[492566,492579] [2021-11-04 13:22:49,318 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[492712,492725] [2021-11-04 13:22:49,319 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[492855,492868] [2021-11-04 13:22:49,319 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[493007,493020] [2021-11-04 13:22:49,319 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[493153,493166] [2021-11-04 13:22:49,319 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[493298,493311] [2021-11-04 13:22:49,320 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[493452,493465] [2021-11-04 13:22:49,320 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[493603,493616] [2021-11-04 13:22:49,320 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[493758,493771] [2021-11-04 13:22:49,320 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[493910,493923] [2021-11-04 13:22:49,321 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[494065,494078] [2021-11-04 13:22:49,321 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[494229,494242] [2021-11-04 13:22:49,321 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[494385,494398] [2021-11-04 13:22:49,322 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[494549,494562] [2021-11-04 13:22:49,322 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[494691,494704] [2021-11-04 13:22:49,322 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[494849,494862] [2021-11-04 13:22:49,322 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[495016,495029] [2021-11-04 13:22:49,323 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[495175,495188] [2021-11-04 13:22:49,323 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[495334,495347] [2021-11-04 13:22:49,324 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[495483,495496] [2021-11-04 13:22:49,324 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[495630,495643] [2021-11-04 13:22:49,325 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[495769,495782] [2021-11-04 13:22:49,325 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[495932,495945] [2021-11-04 13:22:49,325 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[496098,496111] [2021-11-04 13:22:49,325 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[496262,496275] [2021-11-04 13:22:49,326 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[496427,496440] [2021-11-04 13:22:49,326 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[496592,496605] [2021-11-04 13:22:49,326 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[496758,496771] [2021-11-04 13:22:49,327 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[496923,496936] [2021-11-04 13:22:49,327 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[497090,497103] [2021-11-04 13:22:49,327 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[497250,497263] [2021-11-04 13:22:49,327 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[497412,497425] [2021-11-04 13:22:49,328 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[497571,497584] [2021-11-04 13:22:49,328 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[497717,497730] [2021-11-04 13:22:49,328 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[497860,497873] [2021-11-04 13:22:49,329 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[498004,498017] [2021-11-04 13:22:49,329 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[498147,498160] [2021-11-04 13:22:49,329 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[498291,498304] [2021-11-04 13:22:49,330 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[498432,498445] [2021-11-04 13:22:49,330 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[498570,498583] [2021-11-04 13:22:49,331 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[498728,498741] [2021-11-04 13:22:49,331 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[498887,498900] [2021-11-04 13:22:49,336 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[499043,499056] [2021-11-04 13:22:49,336 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[499192,499205] [2021-11-04 13:22:49,336 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[499344,499357] [2021-11-04 13:22:49,337 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[499495,499508] [2021-11-04 13:22:49,337 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[499644,499657] [2021-11-04 13:22:49,338 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[499796,499809] [2021-11-04 13:22:49,338 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[499944,499957] [2021-11-04 13:22:49,338 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[500097,500110] [2021-11-04 13:22:49,339 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[500248,500261] [2021-11-04 13:22:49,343 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[500398,500411] [2021-11-04 13:22:49,343 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[500545,500558] [2021-11-04 13:22:49,343 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[500696,500709] [2021-11-04 13:22:49,344 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[500847,500860] [2021-11-04 13:22:49,345 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[500995,501008] [2021-11-04 13:22:49,345 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[501161,501174] [2021-11-04 13:22:49,345 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[501330,501343] [2021-11-04 13:22:49,346 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[501497,501510] [2021-11-04 13:22:49,346 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[501665,501678] [2021-11-04 13:22:49,346 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[501815,501828] [2021-11-04 13:22:49,347 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[501962,501975] [2021-11-04 13:22:49,347 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[502123,502136] [2021-11-04 13:22:49,347 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[502293,502306] [2021-11-04 13:22:49,347 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i[502455,502468] [2021-11-04 13:22:49,350 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-04 13:22:49,546 INFO L208 MainTranslator]: Completed translation [2021-11-04 13:22:49,547 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 01:22:49 WrapperNode [2021-11-04 13:22:49,547 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-04 13:22:49,548 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-04 13:22:49,548 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-04 13:22:49,548 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-04 13:22:49,552 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 01:22:49" (1/1) ... [2021-11-04 13:22:49,673 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 01:22:49" (1/1) ... [2021-11-04 13:22:49,957 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-04 13:22:49,958 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-04 13:22:49,958 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-04 13:22:49,958 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-04 13:22:49,964 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 01:22:49" (1/1) ... [2021-11-04 13:22:49,964 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 01:22:49" (1/1) ... [2021-11-04 13:22:50,022 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 01:22:49" (1/1) ... [2021-11-04 13:22:50,022 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 01:22:49" (1/1) ... [2021-11-04 13:22:50,342 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 01:22:49" (1/1) ... [2021-11-04 13:22:50,398 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 01:22:49" (1/1) ... [2021-11-04 13:22:50,436 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 01:22:49" (1/1) ... [2021-11-04 13:22:50,482 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-04 13:22:50,484 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-04 13:22:50,484 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-04 13:22:50,484 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-04 13:22:50,484 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 01:22:49" (1/1) ... [2021-11-04 13:22:50,490 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-04 13:22:50,497 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-04 13:22:50,532 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-04 13:22:50,565 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-04 13:22:50,588 INFO L130 BoogieDeclarations]: Found specification of procedure intf_next_seq [2021-11-04 13:22:50,588 INFO L138 BoogieDeclarations]: Found implementation of procedure intf_next_seq [2021-11-04 13:22:50,588 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~~ipmi_smi_t~0~X~$Pointer$~TO~VOID [2021-11-04 13:22:50,588 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~~ipmi_smi_t~0~X~$Pointer$~TO~VOID [2021-11-04 13:22:50,588 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-04 13:22:50,588 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_195 [2021-11-04 13:22:50,588 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_195 [2021-11-04 13:22:50,588 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_194 [2021-11-04 13:22:50,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_194 [2021-11-04 13:22:50,589 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_instance_callback_15_2 [2021-11-04 13:22:50,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_instance_callback_15_2 [2021-11-04 13:22:50,589 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2021-11-04 13:22:50,589 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2021-11-04 13:22:50,589 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-04 13:22:50,589 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2021-11-04 13:22:50,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2021-11-04 13:22:50,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-04 13:22:50,590 INFO L130 BoogieDeclarations]: Found specification of procedure handle_new_recv_msgs [2021-11-04 13:22:50,590 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_new_recv_msgs [2021-11-04 13:22:50,590 INFO L130 BoogieDeclarations]: Found specification of procedure intf_free [2021-11-04 13:22:50,590 INFO L138 BoogieDeclarations]: Found implementation of procedure intf_free [2021-11-04 13:22:50,590 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2021-11-04 13:22:50,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2021-11-04 13:22:50,590 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-04 13:22:50,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-04 13:22:50,591 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_smi_msg_received [2021-11-04 13:22:50,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_smi_msg_received [2021-11-04 13:22:50,591 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-04 13:22:50,591 INFO L130 BoogieDeclarations]: Found specification of procedure handle_ipmb_get_msg_cmd [2021-11-04 13:22:50,591 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_ipmb_get_msg_cmd [2021-11-04 13:22:50,591 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_free_smi_msg [2021-11-04 13:22:50,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_free_smi_msg [2021-11-04 13:22:50,591 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-04 13:22:50,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-04 13:22:50,592 INFO L130 BoogieDeclarations]: Found specification of procedure clean_up_interface_data [2021-11-04 13:22:50,592 INFO L138 BoogieDeclarations]: Found implementation of procedure clean_up_interface_data [2021-11-04 13:22:50,592 INFO L130 BoogieDeclarations]: Found specification of procedure handle_ipmb_get_msg_rsp [2021-11-04 13:22:50,592 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_ipmb_get_msg_rsp [2021-11-04 13:22:50,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-04 13:22:50,592 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_timeout_handler [2021-11-04 13:22:50,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_timeout_handler [2021-11-04 13:22:50,592 INFO L130 BoogieDeclarations]: Found specification of procedure intf_err_seq [2021-11-04 13:22:50,592 INFO L138 BoogieDeclarations]: Found implementation of procedure intf_err_seq [2021-11-04 13:22:50,593 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_timeout [2021-11-04 13:22:50,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_timeout [2021-11-04 13:22:50,593 INFO L130 BoogieDeclarations]: Found specification of procedure smi_recv_tasklet [2021-11-04 13:22:50,593 INFO L138 BoogieDeclarations]: Found implementation of procedure smi_recv_tasklet [2021-11-04 13:22:50,593 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_free_recv_msg [2021-11-04 13:22:50,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_free_recv_msg [2021-11-04 13:22:50,593 INFO L130 BoogieDeclarations]: Found specification of procedure handle_lan_get_msg_cmd [2021-11-04 13:22:50,593 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_lan_get_msg_cmd [2021-11-04 13:22:50,593 INFO L130 BoogieDeclarations]: Found specification of procedure handle_bmc_rsp [2021-11-04 13:22:50,593 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_bmc_rsp [2021-11-04 13:22:50,594 INFO L130 BoogieDeclarations]: Found specification of procedure handle_oem_get_msg_cmd [2021-11-04 13:22:50,594 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_oem_get_msg_cmd [2021-11-04 13:22:50,594 INFO L130 BoogieDeclarations]: Found specification of procedure need_waiter [2021-11-04 13:22:50,594 INFO L138 BoogieDeclarations]: Found implementation of procedure need_waiter [2021-11-04 13:22:50,594 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-04 13:22:50,595 INFO L130 BoogieDeclarations]: Found specification of procedure i_ipmi_request [2021-11-04 13:22:50,595 INFO L138 BoogieDeclarations]: Found implementation of procedure i_ipmi_request [2021-11-04 13:22:50,595 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-04 13:22:50,595 INFO L130 BoogieDeclarations]: Found specification of procedure free_smi_msg_list [2021-11-04 13:22:50,595 INFO L138 BoogieDeclarations]: Found implementation of procedure free_smi_msg_list [2021-11-04 13:22:50,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-04 13:22:50,595 INFO L130 BoogieDeclarations]: Found specification of procedure deliver_err_response [2021-11-04 13:22:50,595 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver_err_response [2021-11-04 13:22:50,595 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_instance_register_17_2 [2021-11-04 13:22:50,596 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_instance_register_17_2 [2021-11-04 13:22:50,596 INFO L130 BoogieDeclarations]: Found specification of procedure send_channel_info_cmd [2021-11-04 13:22:50,596 INFO L138 BoogieDeclarations]: Found implementation of procedure send_channel_info_cmd [2021-11-04 13:22:50,596 INFO L130 BoogieDeclarations]: Found specification of procedure handle_one_recv_msg [2021-11-04 13:22:50,596 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_one_recv_msg [2021-11-04 13:22:50,596 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-04 13:22:50,596 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-04 13:22:50,597 INFO L130 BoogieDeclarations]: Found specification of procedure channel_handler [2021-11-04 13:22:50,599 INFO L138 BoogieDeclarations]: Found implementation of procedure channel_handler [2021-11-04 13:22:50,599 INFO L130 BoogieDeclarations]: Found specification of procedure __cmpxchg_wrong_size [2021-11-04 13:22:50,599 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2021-11-04 13:22:50,599 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2021-11-04 13:22:50,600 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-04 13:22:50,600 INFO L130 BoogieDeclarations]: Found specification of procedure handle_read_event_rsp [2021-11-04 13:22:50,600 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_read_event_rsp [2021-11-04 13:22:50,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-04 13:22:50,600 INFO L130 BoogieDeclarations]: Found specification of procedure handle_lan_get_msg_rsp [2021-11-04 13:22:50,601 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_lan_get_msg_rsp [2021-11-04 13:22:50,601 INFO L130 BoogieDeclarations]: Found specification of procedure free_recv_msg_list [2021-11-04 13:22:50,601 INFO L138 BoogieDeclarations]: Found implementation of procedure free_recv_msg_list [2021-11-04 13:22:50,601 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_timer_instance_15 [2021-11-04 13:22:50,601 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_timer_instance_15 [2021-11-04 13:22:50,601 INFO L130 BoogieDeclarations]: Found specification of procedure deliver_response [2021-11-04 13:22:50,602 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver_response [2021-11-04 13:22:50,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-04 13:22:50,602 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2021-11-04 13:22:56,637 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_entry_EMGentry_20_returnLabel: main_#res := 0; [2021-11-04 13:22:56,638 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2021-11-04 13:22:56,638 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L11138: #t~ret1806 := main_#res; [2021-11-04 13:22:56,705 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-04 13:22:56,706 INFO L299 CfgBuilder]: Removed 2579 assume(true) statements. [2021-11-04 13:22:56,710 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.11 01:22:56 BoogieIcfgContainer [2021-11-04 13:22:56,710 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-04 13:22:56,712 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-04 13:22:56,712 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-04 13:22:56,714 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-04 13:22:56,714 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.11 01:22:46" (1/3) ... [2021-11-04 13:22:56,715 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@54e6c872 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.11 01:22:56, skipping insertion in model container [2021-11-04 13:22:56,715 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 01:22:49" (2/3) ... [2021-11-04 13:22:56,716 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@54e6c872 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.11 01:22:56, skipping insertion in model container [2021-11-04 13:22:56,716 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.11 01:22:56" (3/3) ... [2021-11-04 13:22:56,717 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i [2021-11-04 13:22:56,725 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-04 13:22:56,726 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 114 error locations. [2021-11-04 13:22:56,773 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-04 13:22:56,779 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-04 13:22:56,780 INFO L340 AbstractCegarLoop]: Starting to check reachability of 114 error locations. [2021-11-04 13:22:56,822 INFO L276 IsEmpty]: Start isEmpty. Operand has 2540 states, 2307 states have (on average 1.3814477676636325) internal successors, (3187), 2441 states have internal predecessors, (3187), 81 states have call successors, (81), 38 states have call predecessors, (81), 38 states have return successors, (81), 77 states have call predecessors, (81), 81 states have call successors, (81) [2021-11-04 13:22:56,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-04 13:22:56,827 INFO L506 BasicCegarLoop]: Found error trace [2021-11-04 13:22:56,827 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-04 13:22:56,828 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ipmi_timeout_handlerErr0ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr1ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr2ASSERT_VIOLATIONERROR_FUNCTION (and 111 more)] === [2021-11-04 13:22:56,831 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-04 13:22:56,831 INFO L85 PathProgramCache]: Analyzing trace with hash 210526816, now seen corresponding path program 1 times [2021-11-04 13:22:56,837 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-04 13:22:56,838 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [167537015] [2021-11-04 13:22:56,838 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-04 13:22:56,839 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-04 13:22:57,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-04 13:22:57,390 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-04 13:22:57,391 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-04 13:22:57,391 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [167537015] [2021-11-04 13:22:57,391 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [167537015] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-04 13:22:57,391 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-04 13:22:57,392 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-04 13:22:57,393 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2110110322] [2021-11-04 13:22:57,393 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-04 13:22:57,396 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-04 13:22:57,396 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-04 13:22:57,413 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-04 13:22:57,423 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-04 13:22:57,428 INFO L87 Difference]: Start difference. First operand has 2540 states, 2307 states have (on average 1.3814477676636325) internal successors, (3187), 2441 states have internal predecessors, (3187), 81 states have call successors, (81), 38 states have call predecessors, (81), 38 states have return successors, (81), 77 states have call predecessors, (81), 81 states have call successors, (81) Second operand has 3 states, 3 states have (on average 7.0) internal successors, (21), 2 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-04 13:22:59,566 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:23:03,467 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.65s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:23:09,857 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.72s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:23:11,222 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.29s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:23:13,341 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:23:23,518 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.50s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:23:25,792 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-04 13:23:25,793 INFO L93 Difference]: Finished difference Result 7316 states and 9793 transitions. [2021-11-04 13:23:25,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-04 13:23:25,795 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.0) internal successors, (21), 2 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 21 [2021-11-04 13:23:25,795 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-04 13:23:25,822 INFO L225 Difference]: With dead ends: 7316 [2021-11-04 13:23:25,822 INFO L226 Difference]: Without dead ends: 4452 [2021-11-04 13:23:25,840 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 22.05ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-04 13:23:25,844 INFO L933 BasicCegarLoop]: 408 mSDtfsCounter, 3200 mSDsluCounter, 2902 mSDsCounter, 0 mSdLazyCounter, 5489 mSolverCounterSat, 3 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 25870.73ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 3201 SdHoareTripleChecker+Valid, 713 SdHoareTripleChecker+Invalid, 5494 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 57.80ms SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 5489 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 27552.73ms IncrementalHoareTripleChecker+Time [2021-11-04 13:23:25,844 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3201 Valid, 713 Invalid, 5494 Unknown, 0 Unchecked, 57.80ms Time], IncrementalHoareTripleChecker [3 Valid, 5489 Invalid, 2 Unknown, 0 Unchecked, 27552.73ms Time] [2021-11-04 13:23:25,861 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4452 states. [2021-11-04 13:23:25,981 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4452 to 4223. [2021-11-04 13:23:25,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4223 states, 3885 states have (on average 1.2777348777348778) internal successors, (4964), 4035 states have internal predecessors, (4964), 148 states have call successors, (148), 76 states have call predecessors, (148), 76 states have return successors, (149), 140 states have call predecessors, (149), 148 states have call successors, (149) [2021-11-04 13:23:26,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4223 states to 4223 states and 5261 transitions. [2021-11-04 13:23:26,007 INFO L78 Accepts]: Start accepts. Automaton has 4223 states and 5261 transitions. Word has length 21 [2021-11-04 13:23:26,007 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-04 13:23:26,008 INFO L470 AbstractCegarLoop]: Abstraction has 4223 states and 5261 transitions. [2021-11-04 13:23:26,008 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.0) internal successors, (21), 2 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-04 13:23:26,008 INFO L276 IsEmpty]: Start isEmpty. Operand 4223 states and 5261 transitions. [2021-11-04 13:23:26,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-04 13:23:26,009 INFO L506 BasicCegarLoop]: Found error trace [2021-11-04 13:23:26,009 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-04 13:23:26,009 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-04 13:23:26,010 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ipmi_timeout_handlerErr0ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr1ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr2ASSERT_VIOLATIONERROR_FUNCTION (and 111 more)] === [2021-11-04 13:23:26,011 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-04 13:23:26,011 INFO L85 PathProgramCache]: Analyzing trace with hash -158304315, now seen corresponding path program 1 times [2021-11-04 13:23:26,011 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-04 13:23:26,011 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [816023294] [2021-11-04 13:23:26,011 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-04 13:23:26,011 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-04 13:23:26,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-04 13:23:26,293 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-04 13:23:26,293 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-04 13:23:26,293 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [816023294] [2021-11-04 13:23:26,294 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [816023294] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-04 13:23:26,294 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-04 13:23:26,294 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-04 13:23:26,294 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [913610349] [2021-11-04 13:23:26,294 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-04 13:23:26,295 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-04 13:23:26,295 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-04 13:23:26,295 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-04 13:23:26,297 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-04 13:23:26,297 INFO L87 Difference]: Start difference. First operand 4223 states and 5261 transitions. Second operand has 4 states, 4 states have (on average 5.75) internal successors, (23), 3 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-04 13:23:28,361 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:23:43,127 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.30s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:23:45,760 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:23:58,018 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-04 13:23:58,018 INFO L93 Difference]: Finished difference Result 4367 states and 5333 transitions. [2021-11-04 13:23:58,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-04 13:23:58,019 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.75) internal successors, (23), 3 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 23 [2021-11-04 13:23:58,019 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-04 13:23:58,033 INFO L225 Difference]: With dead ends: 4367 [2021-11-04 13:23:58,033 INFO L226 Difference]: Without dead ends: 4363 [2021-11-04 13:23:58,035 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 47.68ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-04 13:23:58,036 INFO L933 BasicCegarLoop]: 229 mSDtfsCounter, 2995 mSDsluCounter, 4716 mSDsCounter, 0 mSdLazyCounter, 7058 mSolverCounterSat, 2 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 29053.05ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 2996 SdHoareTripleChecker+Valid, 594 SdHoareTripleChecker+Invalid, 7062 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 60.01ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 7058 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 31010.46ms IncrementalHoareTripleChecker+Time [2021-11-04 13:23:58,036 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2996 Valid, 594 Invalid, 7062 Unknown, 0 Unchecked, 60.01ms Time], IncrementalHoareTripleChecker [2 Valid, 7058 Invalid, 2 Unknown, 0 Unchecked, 31010.46ms Time] [2021-11-04 13:23:58,041 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4363 states. [2021-11-04 13:23:58,133 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4363 to 4219. [2021-11-04 13:23:58,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4219 states, 3883 states have (on average 1.27736286376513) internal successors, (4960), 4031 states have internal predecessors, (4960), 148 states have call successors, (148), 76 states have call predecessors, (148), 76 states have return successors, (149), 140 states have call predecessors, (149), 148 states have call successors, (149) [2021-11-04 13:23:58,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4219 states to 4219 states and 5257 transitions. [2021-11-04 13:23:58,149 INFO L78 Accepts]: Start accepts. Automaton has 4219 states and 5257 transitions. Word has length 23 [2021-11-04 13:23:58,149 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-04 13:23:58,150 INFO L470 AbstractCegarLoop]: Abstraction has 4219 states and 5257 transitions. [2021-11-04 13:23:58,150 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.75) internal successors, (23), 3 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-04 13:23:58,150 INFO L276 IsEmpty]: Start isEmpty. Operand 4219 states and 5257 transitions. [2021-11-04 13:23:58,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-04 13:23:58,151 INFO L506 BasicCegarLoop]: Found error trace [2021-11-04 13:23:58,151 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-04 13:23:58,151 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-04 13:23:58,151 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ipmi_timeout_handlerErr0ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr1ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr2ASSERT_VIOLATIONERROR_FUNCTION (and 111 more)] === [2021-11-04 13:23:58,154 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-04 13:23:58,154 INFO L85 PathProgramCache]: Analyzing trace with hash -1806300759, now seen corresponding path program 1 times [2021-11-04 13:23:58,154 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-04 13:23:58,154 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1346571927] [2021-11-04 13:23:58,154 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-04 13:23:58,155 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-04 13:23:58,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-04 13:23:58,417 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-04 13:23:58,417 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-04 13:23:58,417 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1346571927] [2021-11-04 13:23:58,417 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1346571927] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-04 13:23:58,418 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-04 13:23:58,418 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-04 13:23:58,418 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1471830339] [2021-11-04 13:23:58,418 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-04 13:23:58,418 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-04 13:23:58,419 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-04 13:23:58,419 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-04 13:23:58,419 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-04 13:23:58,419 INFO L87 Difference]: Start difference. First operand 4219 states and 5257 transitions. Second operand has 4 states, 4 states have (on average 6.25) internal successors, (25), 3 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-04 13:24:00,481 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:24:05,163 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:24:16,946 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:24:20,850 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:24:30,777 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-04 13:24:30,778 INFO L93 Difference]: Finished difference Result 6466 states and 7982 transitions. [2021-11-04 13:24:30,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-04 13:24:30,778 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.25) internal successors, (25), 3 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2021-11-04 13:24:30,778 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-04 13:24:30,795 INFO L225 Difference]: With dead ends: 6466 [2021-11-04 13:24:30,795 INFO L226 Difference]: Without dead ends: 6462 [2021-11-04 13:24:30,797 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 47.22ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-04 13:24:30,799 INFO L933 BasicCegarLoop]: 230 mSDtfsCounter, 3038 mSDsluCounter, 5594 mSDsCounter, 0 mSdLazyCounter, 7915 mSolverCounterSat, 4 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 30015.13ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 3041 SdHoareTripleChecker+Valid, 620 SdHoareTripleChecker+Invalid, 7923 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 46.67ms SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 7915 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 31802.33ms IncrementalHoareTripleChecker+Time [2021-11-04 13:24:30,800 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3041 Valid, 620 Invalid, 7923 Unknown, 0 Unchecked, 46.67ms Time], IncrementalHoareTripleChecker [4 Valid, 7915 Invalid, 4 Unknown, 0 Unchecked, 31802.33ms Time] [2021-11-04 13:24:30,806 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6462 states. [2021-11-04 13:24:30,919 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6462 to 6166. [2021-11-04 13:24:30,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6166 states, 5727 states have (on average 1.2785053256504277) internal successors, (7322), 5891 states have internal predecessors, (7322), 215 states have call successors, (215), 112 states have call predecessors, (215), 112 states have return successors, (219), 203 states have call predecessors, (219), 215 states have call successors, (219) [2021-11-04 13:24:30,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6166 states to 6166 states and 7756 transitions. [2021-11-04 13:24:30,939 INFO L78 Accepts]: Start accepts. Automaton has 6166 states and 7756 transitions. Word has length 25 [2021-11-04 13:24:30,939 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-04 13:24:30,939 INFO L470 AbstractCegarLoop]: Abstraction has 6166 states and 7756 transitions. [2021-11-04 13:24:30,940 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.25) internal successors, (25), 3 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-04 13:24:30,940 INFO L276 IsEmpty]: Start isEmpty. Operand 6166 states and 7756 transitions. [2021-11-04 13:24:30,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-04 13:24:30,944 INFO L506 BasicCegarLoop]: Found error trace [2021-11-04 13:24:30,944 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-04 13:24:30,945 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-04 13:24:30,945 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ipmi_timeout_handlerErr0ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr1ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr2ASSERT_VIOLATIONERROR_FUNCTION (and 111 more)] === [2021-11-04 13:24:30,945 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-04 13:24:30,945 INFO L85 PathProgramCache]: Analyzing trace with hash -687950867, now seen corresponding path program 1 times [2021-11-04 13:24:30,945 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-04 13:24:30,945 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1047209612] [2021-11-04 13:24:30,946 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-04 13:24:30,946 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-04 13:24:31,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-04 13:24:31,234 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-04 13:24:31,234 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-04 13:24:31,235 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1047209612] [2021-11-04 13:24:31,235 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1047209612] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-04 13:24:31,235 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-04 13:24:31,235 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-04 13:24:31,235 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1121522087] [2021-11-04 13:24:31,235 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-04 13:24:31,236 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-04 13:24:31,236 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-04 13:24:31,236 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-04 13:24:31,236 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-04 13:24:31,237 INFO L87 Difference]: Start difference. First operand 6166 states and 7756 transitions. Second operand has 4 states, 4 states have (on average 6.75) internal successors, (27), 3 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-04 13:24:33,325 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:24:45,144 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.78s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:24:46,712 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:24:48,682 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.97s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:24:52,138 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-04 13:24:52,138 INFO L93 Difference]: Finished difference Result 6166 states and 7756 transitions. [2021-11-04 13:24:52,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-04 13:24:52,139 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.75) internal successors, (27), 3 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 27 [2021-11-04 13:24:52,139 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-04 13:24:52,159 INFO L225 Difference]: With dead ends: 6166 [2021-11-04 13:24:52,159 INFO L226 Difference]: Without dead ends: 6162 [2021-11-04 13:24:52,163 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 55.01ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-04 13:24:52,164 INFO L933 BasicCegarLoop]: 162 mSDtfsCounter, 2979 mSDsluCounter, 2712 mSDsCounter, 0 mSdLazyCounter, 5246 mSolverCounterSat, 2 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19404.31ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 2979 SdHoareTripleChecker+Valid, 324 SdHoareTripleChecker+Invalid, 5249 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 28.52ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 5246 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20579.24ms IncrementalHoareTripleChecker+Time [2021-11-04 13:24:52,165 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2979 Valid, 324 Invalid, 5249 Unknown, 0 Unchecked, 28.52ms Time], IncrementalHoareTripleChecker [2 Valid, 5246 Invalid, 1 Unknown, 0 Unchecked, 20579.24ms Time] [2021-11-04 13:24:52,171 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6162 states. [2021-11-04 13:24:52,273 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6162 to 6162. [2021-11-04 13:24:52,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6162 states, 5725 states have (on average 1.2782532751091702) internal successors, (7318), 5887 states have internal predecessors, (7318), 215 states have call successors, (215), 112 states have call predecessors, (215), 112 states have return successors, (219), 203 states have call predecessors, (219), 215 states have call successors, (219) [2021-11-04 13:24:52,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6162 states to 6162 states and 7752 transitions. [2021-11-04 13:24:52,302 INFO L78 Accepts]: Start accepts. Automaton has 6162 states and 7752 transitions. Word has length 27 [2021-11-04 13:24:52,302 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-04 13:24:52,303 INFO L470 AbstractCegarLoop]: Abstraction has 6162 states and 7752 transitions. [2021-11-04 13:24:52,303 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.75) internal successors, (27), 3 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-04 13:24:52,303 INFO L276 IsEmpty]: Start isEmpty. Operand 6162 states and 7752 transitions. [2021-11-04 13:24:52,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-04 13:24:52,304 INFO L506 BasicCegarLoop]: Found error trace [2021-11-04 13:24:52,304 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-04 13:24:52,304 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-04 13:24:52,304 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ipmi_timeout_handlerErr0ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr1ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr2ASSERT_VIOLATIONERROR_FUNCTION (and 111 more)] === [2021-11-04 13:24:52,305 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-04 13:24:52,305 INFO L85 PathProgramCache]: Analyzing trace with hash 304471697, now seen corresponding path program 1 times [2021-11-04 13:24:52,305 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-04 13:24:52,305 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1324793556] [2021-11-04 13:24:52,305 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-04 13:24:52,306 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-04 13:24:52,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-04 13:24:52,524 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-04 13:24:52,524 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-04 13:24:52,524 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1324793556] [2021-11-04 13:24:52,524 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1324793556] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-04 13:24:52,524 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-04 13:24:52,525 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-04 13:24:52,525 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [332841669] [2021-11-04 13:24:52,525 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-04 13:24:52,525 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-04 13:24:52,525 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-04 13:24:52,526 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-04 13:24:52,526 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-04 13:24:52,526 INFO L87 Difference]: Start difference. First operand 6162 states and 7752 transitions. Second operand has 4 states, 4 states have (on average 7.25) internal successors, (29), 3 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-04 13:24:54,585 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:24:59,224 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:25:08,021 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.88s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:25:11,112 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:25:22,229 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:25:23,987 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-04 13:25:23,987 INFO L93 Difference]: Finished difference Result 6306 states and 7824 transitions. [2021-11-04 13:25:23,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-04 13:25:23,988 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.25) internal successors, (29), 3 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2021-11-04 13:25:23,988 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-04 13:25:24,021 INFO L225 Difference]: With dead ends: 6306 [2021-11-04 13:25:24,021 INFO L226 Difference]: Without dead ends: 6302 [2021-11-04 13:25:24,024 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 27.55ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-04 13:25:24,025 INFO L933 BasicCegarLoop]: 229 mSDtfsCounter, 2957 mSDsluCounter, 4729 mSDsCounter, 0 mSdLazyCounter, 7058 mSolverCounterSat, 2 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 29343.23ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 2958 SdHoareTripleChecker+Valid, 594 SdHoareTripleChecker+Invalid, 7064 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 39.74ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 7058 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 30992.36ms IncrementalHoareTripleChecker+Time [2021-11-04 13:25:24,025 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2958 Valid, 594 Invalid, 7064 Unknown, 0 Unchecked, 39.74ms Time], IncrementalHoareTripleChecker [2 Valid, 7058 Invalid, 4 Unknown, 0 Unchecked, 30992.36ms Time] [2021-11-04 13:25:24,032 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6302 states. [2021-11-04 13:25:24,146 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6302 to 6158. [2021-11-04 13:25:24,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6158 states, 5723 states have (on average 1.2780010484011881) internal successors, (7314), 5883 states have internal predecessors, (7314), 215 states have call successors, (215), 112 states have call predecessors, (215), 112 states have return successors, (219), 203 states have call predecessors, (219), 215 states have call successors, (219) [2021-11-04 13:25:24,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6158 states to 6158 states and 7748 transitions. [2021-11-04 13:25:24,166 INFO L78 Accepts]: Start accepts. Automaton has 6158 states and 7748 transitions. Word has length 29 [2021-11-04 13:25:24,166 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-04 13:25:24,166 INFO L470 AbstractCegarLoop]: Abstraction has 6158 states and 7748 transitions. [2021-11-04 13:25:24,167 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.25) internal successors, (29), 3 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-04 13:25:24,167 INFO L276 IsEmpty]: Start isEmpty. Operand 6158 states and 7748 transitions. [2021-11-04 13:25:24,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-04 13:25:24,168 INFO L506 BasicCegarLoop]: Found error trace [2021-11-04 13:25:24,169 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-04 13:25:24,169 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-04 13:25:24,169 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION === [ipmi_timeout_handlerErr0ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr1ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr2ASSERT_VIOLATIONERROR_FUNCTION (and 111 more)] === [2021-11-04 13:25:24,169 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-04 13:25:24,170 INFO L85 PathProgramCache]: Analyzing trace with hash 539816341, now seen corresponding path program 1 times [2021-11-04 13:25:24,170 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-04 13:25:24,170 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [658385082] [2021-11-04 13:25:24,170 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-04 13:25:24,170 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-04 13:25:24,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-04 13:25:24,402 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-04 13:25:24,403 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-04 13:25:24,403 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [658385082] [2021-11-04 13:25:24,403 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [658385082] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-04 13:25:24,403 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-04 13:25:24,403 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-04 13:25:24,403 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [317618147] [2021-11-04 13:25:24,403 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-04 13:25:24,404 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-04 13:25:24,404 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-04 13:25:24,404 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-04 13:25:24,404 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-04 13:25:24,404 INFO L87 Difference]: Start difference. First operand 6158 states and 7748 transitions. Second operand has 4 states, 4 states have (on average 7.75) internal successors, (31), 3 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-04 13:25:26,545 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:25:31,000 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:25:40,010 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:25:43,126 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:25:52,334 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.37s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:25:54,306 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-04 13:25:54,306 INFO L93 Difference]: Finished difference Result 6302 states and 7820 transitions. [2021-11-04 13:25:54,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-04 13:25:54,307 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.75) internal successors, (31), 3 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 31 [2021-11-04 13:25:54,307 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-04 13:25:54,327 INFO L225 Difference]: With dead ends: 6302 [2021-11-04 13:25:54,327 INFO L226 Difference]: Without dead ends: 6298 [2021-11-04 13:25:54,330 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 48.78ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-04 13:25:54,330 INFO L933 BasicCegarLoop]: 229 mSDtfsCounter, 2943 mSDsluCounter, 4733 mSDsCounter, 0 mSdLazyCounter, 7058 mSolverCounterSat, 2 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 27988.53ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 2944 SdHoareTripleChecker+Valid, 594 SdHoareTripleChecker+Invalid, 7064 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 32.56ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 7058 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 29470.30ms IncrementalHoareTripleChecker+Time [2021-11-04 13:25:54,331 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2944 Valid, 594 Invalid, 7064 Unknown, 0 Unchecked, 32.56ms Time], IncrementalHoareTripleChecker [2 Valid, 7058 Invalid, 4 Unknown, 0 Unchecked, 29470.30ms Time] [2021-11-04 13:25:54,337 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6298 states. [2021-11-04 13:25:54,444 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6298 to 6154. [2021-11-04 13:25:54,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6154 states, 5721 states have (on average 1.2777486453417235) internal successors, (7310), 5879 states have internal predecessors, (7310), 215 states have call successors, (215), 112 states have call predecessors, (215), 112 states have return successors, (219), 203 states have call predecessors, (219), 215 states have call successors, (219) [2021-11-04 13:25:54,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6154 states to 6154 states and 7744 transitions. [2021-11-04 13:25:54,460 INFO L78 Accepts]: Start accepts. Automaton has 6154 states and 7744 transitions. Word has length 31 [2021-11-04 13:25:54,460 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-04 13:25:54,461 INFO L470 AbstractCegarLoop]: Abstraction has 6154 states and 7744 transitions. [2021-11-04 13:25:54,461 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.75) internal successors, (31), 3 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-04 13:25:54,461 INFO L276 IsEmpty]: Start isEmpty. Operand 6154 states and 7744 transitions. [2021-11-04 13:25:54,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-04 13:25:54,462 INFO L506 BasicCegarLoop]: Found error trace [2021-11-04 13:25:54,462 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-04 13:25:54,463 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-04 13:25:54,463 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION === [ipmi_timeout_handlerErr0ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr1ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr2ASSERT_VIOLATIONERROR_FUNCTION (and 111 more)] === [2021-11-04 13:25:54,463 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-04 13:25:54,463 INFO L85 PathProgramCache]: Analyzing trace with hash -927247111, now seen corresponding path program 1 times [2021-11-04 13:25:54,463 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-04 13:25:54,463 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [829874083] [2021-11-04 13:25:54,463 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-04 13:25:54,464 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-04 13:25:54,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-04 13:25:54,654 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-04 13:25:54,654 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-04 13:25:54,655 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [829874083] [2021-11-04 13:25:54,655 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [829874083] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-04 13:25:54,655 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-04 13:25:54,655 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-04 13:25:54,655 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [344755569] [2021-11-04 13:25:54,655 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-04 13:25:54,655 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-04 13:25:54,656 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-04 13:25:54,656 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-04 13:25:54,656 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-04 13:25:54,656 INFO L87 Difference]: Start difference. First operand 6154 states and 7744 transitions. Second operand has 4 states, 4 states have (on average 8.25) internal successors, (33), 3 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-04 13:25:56,774 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:26:09,074 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.73s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:26:12,076 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:26:18,521 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:26:22,005 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-04 13:26:22,005 INFO L93 Difference]: Finished difference Result 6298 states and 7816 transitions. [2021-11-04 13:26:22,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-04 13:26:22,005 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 3 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 33 [2021-11-04 13:26:22,005 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-04 13:26:22,017 INFO L225 Difference]: With dead ends: 6298 [2021-11-04 13:26:22,017 INFO L226 Difference]: Without dead ends: 6294 [2021-11-04 13:26:22,019 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 22.64ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-04 13:26:22,020 INFO L933 BasicCegarLoop]: 229 mSDtfsCounter, 2929 mSDsluCounter, 4737 mSDsCounter, 0 mSdLazyCounter, 7060 mSolverCounterSat, 2 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 25419.50ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 2930 SdHoareTripleChecker+Valid, 594 SdHoareTripleChecker+Invalid, 7064 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 33.49ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 7060 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 26913.16ms IncrementalHoareTripleChecker+Time [2021-11-04 13:26:22,020 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2930 Valid, 594 Invalid, 7064 Unknown, 0 Unchecked, 33.49ms Time], IncrementalHoareTripleChecker [2 Valid, 7060 Invalid, 2 Unknown, 0 Unchecked, 26913.16ms Time] [2021-11-04 13:26:22,024 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6294 states. [2021-11-04 13:26:22,122 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6294 to 6150. [2021-11-04 13:26:22,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6150 states, 5719 states have (on average 1.2774960657457597) internal successors, (7306), 5875 states have internal predecessors, (7306), 215 states have call successors, (215), 112 states have call predecessors, (215), 112 states have return successors, (219), 203 states have call predecessors, (219), 215 states have call successors, (219) [2021-11-04 13:26:22,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6150 states to 6150 states and 7740 transitions. [2021-11-04 13:26:22,136 INFO L78 Accepts]: Start accepts. Automaton has 6150 states and 7740 transitions. Word has length 33 [2021-11-04 13:26:22,136 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-04 13:26:22,136 INFO L470 AbstractCegarLoop]: Abstraction has 6150 states and 7740 transitions. [2021-11-04 13:26:22,136 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 3 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-04 13:26:22,137 INFO L276 IsEmpty]: Start isEmpty. Operand 6150 states and 7740 transitions. [2021-11-04 13:26:22,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-04 13:26:22,137 INFO L506 BasicCegarLoop]: Found error trace [2021-11-04 13:26:22,137 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-04 13:26:22,137 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-04 13:26:22,137 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION === [ipmi_timeout_handlerErr0ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr1ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr2ASSERT_VIOLATIONERROR_FUNCTION (and 111 more)] === [2021-11-04 13:26:22,138 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-04 13:26:22,138 INFO L85 PathProgramCache]: Analyzing trace with hash -2025951043, now seen corresponding path program 1 times [2021-11-04 13:26:22,139 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-04 13:26:22,139 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1291549130] [2021-11-04 13:26:22,139 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-04 13:26:22,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-04 13:26:22,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-04 13:26:22,414 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-04 13:26:22,415 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-04 13:26:22,415 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1291549130] [2021-11-04 13:26:22,415 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1291549130] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-04 13:26:22,415 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-04 13:26:22,415 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-04 13:26:22,415 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1916462568] [2021-11-04 13:26:22,415 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-04 13:26:22,416 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-04 13:26:22,416 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-04 13:26:22,416 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-04 13:26:22,416 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-04 13:26:22,416 INFO L87 Difference]: Start difference. First operand 6150 states and 7740 transitions. Second operand has 4 states, 4 states have (on average 8.75) internal successors, (35), 3 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-04 13:26:24,516 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:26:29,078 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:26:39,067 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.22s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:26:40,276 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:26:43,412 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-04 13:26:43,412 INFO L93 Difference]: Finished difference Result 6150 states and 7740 transitions. [2021-11-04 13:26:43,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-04 13:26:43,412 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.75) internal successors, (35), 3 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 35 [2021-11-04 13:26:43,412 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-04 13:26:43,434 INFO L225 Difference]: With dead ends: 6150 [2021-11-04 13:26:43,434 INFO L226 Difference]: Without dead ends: 6146 [2021-11-04 13:26:43,437 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 35.62ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-04 13:26:43,438 INFO L933 BasicCegarLoop]: 162 mSDtfsCounter, 2923 mSDsluCounter, 2728 mSDsCounter, 0 mSdLazyCounter, 5245 mSolverCounterSat, 2 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19641.63ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 2923 SdHoareTripleChecker+Valid, 324 SdHoareTripleChecker+Invalid, 5249 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 21.55ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 5245 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20688.86ms IncrementalHoareTripleChecker+Time [2021-11-04 13:26:43,438 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2923 Valid, 324 Invalid, 5249 Unknown, 0 Unchecked, 21.55ms Time], IncrementalHoareTripleChecker [2 Valid, 5245 Invalid, 2 Unknown, 0 Unchecked, 20688.86ms Time] [2021-11-04 13:26:43,444 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6146 states. [2021-11-04 13:26:43,553 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6146 to 6146. [2021-11-04 13:26:43,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6146 states, 5717 states have (on average 1.2772433094280218) internal successors, (7302), 5871 states have internal predecessors, (7302), 215 states have call successors, (215), 112 states have call predecessors, (215), 112 states have return successors, (219), 203 states have call predecessors, (219), 215 states have call successors, (219) [2021-11-04 13:26:43,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6146 states to 6146 states and 7736 transitions. [2021-11-04 13:26:43,567 INFO L78 Accepts]: Start accepts. Automaton has 6146 states and 7736 transitions. Word has length 35 [2021-11-04 13:26:43,568 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-04 13:26:43,568 INFO L470 AbstractCegarLoop]: Abstraction has 6146 states and 7736 transitions. [2021-11-04 13:26:43,568 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.75) internal successors, (35), 3 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-04 13:26:43,568 INFO L276 IsEmpty]: Start isEmpty. Operand 6146 states and 7736 transitions. [2021-11-04 13:26:43,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-04 13:26:43,569 INFO L506 BasicCegarLoop]: Found error trace [2021-11-04 13:26:43,570 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-04 13:26:43,570 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-04 13:26:43,570 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION === [ipmi_timeout_handlerErr0ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr1ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr2ASSERT_VIOLATIONERROR_FUNCTION (and 111 more)] === [2021-11-04 13:26:43,570 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-04 13:26:43,570 INFO L85 PathProgramCache]: Analyzing trace with hash -1318474527, now seen corresponding path program 1 times [2021-11-04 13:26:43,570 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-04 13:26:43,571 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1390433123] [2021-11-04 13:26:43,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-04 13:26:43,571 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-04 13:26:43,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-04 13:26:43,760 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-04 13:26:43,761 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-04 13:26:43,761 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1390433123] [2021-11-04 13:26:43,761 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1390433123] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-04 13:26:43,761 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-04 13:26:43,761 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-04 13:26:43,761 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [713043880] [2021-11-04 13:26:43,762 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-04 13:26:43,763 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-04 13:26:43,763 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-04 13:26:43,763 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-04 13:26:43,763 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-04 13:26:43,763 INFO L87 Difference]: Start difference. First operand 6146 states and 7736 transitions. Second operand has 4 states, 4 states have (on average 9.25) internal successors, (37), 3 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-04 13:26:45,821 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:26:50,074 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.97s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:26:59,951 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.49s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:27:03,534 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:27:07,678 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-04 13:27:07,679 INFO L93 Difference]: Finished difference Result 6146 states and 7736 transitions. [2021-11-04 13:27:07,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-04 13:27:07,679 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 3 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 37 [2021-11-04 13:27:07,680 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-04 13:27:07,690 INFO L225 Difference]: With dead ends: 6146 [2021-11-04 13:27:07,691 INFO L226 Difference]: Without dead ends: 6142 [2021-11-04 13:27:07,694 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 27.73ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-04 13:27:07,695 INFO L933 BasicCegarLoop]: 162 mSDtfsCounter, 2909 mSDsluCounter, 2732 mSDsCounter, 0 mSdLazyCounter, 5245 mSolverCounterSat, 2 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 22382.50ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 2909 SdHoareTripleChecker+Valid, 324 SdHoareTripleChecker+Invalid, 5249 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 25.57ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 5245 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 23556.04ms IncrementalHoareTripleChecker+Time [2021-11-04 13:27:07,696 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2909 Valid, 324 Invalid, 5249 Unknown, 0 Unchecked, 25.57ms Time], IncrementalHoareTripleChecker [2 Valid, 5245 Invalid, 2 Unknown, 0 Unchecked, 23556.04ms Time] [2021-11-04 13:27:07,700 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6142 states. [2021-11-04 13:27:07,811 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6142 to 6142. [2021-11-04 13:27:07,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6142 states, 5715 states have (on average 1.2769903762029746) internal successors, (7298), 5867 states have internal predecessors, (7298), 215 states have call successors, (215), 112 states have call predecessors, (215), 112 states have return successors, (219), 203 states have call predecessors, (219), 215 states have call successors, (219) [2021-11-04 13:27:07,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6142 states to 6142 states and 7732 transitions. [2021-11-04 13:27:07,826 INFO L78 Accepts]: Start accepts. Automaton has 6142 states and 7732 transitions. Word has length 37 [2021-11-04 13:27:07,826 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-04 13:27:07,826 INFO L470 AbstractCegarLoop]: Abstraction has 6142 states and 7732 transitions. [2021-11-04 13:27:07,826 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 3 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-04 13:27:07,827 INFO L276 IsEmpty]: Start isEmpty. Operand 6142 states and 7732 transitions. [2021-11-04 13:27:07,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-04 13:27:07,828 INFO L506 BasicCegarLoop]: Found error trace [2021-11-04 13:27:07,829 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-04 13:27:07,829 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-11-04 13:27:07,829 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting smi_recv_taskletErr0ASSERT_VIOLATIONERROR_FUNCTION === [ipmi_timeout_handlerErr0ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr1ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr2ASSERT_VIOLATIONERROR_FUNCTION (and 111 more)] === [2021-11-04 13:27:07,829 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-04 13:27:07,829 INFO L85 PathProgramCache]: Analyzing trace with hash -1090332181, now seen corresponding path program 1 times [2021-11-04 13:27:07,829 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-04 13:27:07,829 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [253375666] [2021-11-04 13:27:07,830 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-04 13:27:07,830 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-04 13:27:07,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-04 13:27:08,127 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-04 13:27:08,128 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-04 13:27:08,128 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [253375666] [2021-11-04 13:27:08,128 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [253375666] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-04 13:27:08,128 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-04 13:27:08,128 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-04 13:27:08,128 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1867020912] [2021-11-04 13:27:08,128 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-04 13:27:08,128 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-04 13:27:08,128 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-04 13:27:08,129 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-04 13:27:08,129 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-04 13:27:08,129 INFO L87 Difference]: Start difference. First operand 6142 states and 7732 transitions. Second operand has 4 states, 4 states have (on average 9.5) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (6), 1 states have call predecessors, (6), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-04 13:27:10,209 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:27:14,804 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:27:29,692 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:27:33,518 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.50s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:27:39,456 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-04 13:27:39,457 INFO L93 Difference]: Finished difference Result 11699 states and 15120 transitions. [2021-11-04 13:27:39,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-04 13:27:39,457 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.5) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (6), 1 states have call predecessors, (6), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 44 [2021-11-04 13:27:39,458 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-04 13:27:39,481 INFO L225 Difference]: With dead ends: 11699 [2021-11-04 13:27:39,481 INFO L226 Difference]: Without dead ends: 11697 [2021-11-04 13:27:39,486 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 25.83ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-04 13:27:39,487 INFO L933 BasicCegarLoop]: 308 mSDtfsCounter, 2810 mSDsluCounter, 5846 mSDsCounter, 0 mSdLazyCounter, 8130 mSolverCounterSat, 11 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 28867.15ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 2811 SdHoareTripleChecker+Valid, 825 SdHoareTripleChecker+Invalid, 8144 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 42.33ms SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 8130 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 30654.52ms IncrementalHoareTripleChecker+Time [2021-11-04 13:27:39,489 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2811 Valid, 825 Invalid, 8144 Unknown, 0 Unchecked, 42.33ms Time], IncrementalHoareTripleChecker [11 Valid, 8130 Invalid, 3 Unknown, 0 Unchecked, 30654.52ms Time] [2021-11-04 13:27:39,497 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11697 states. [2021-11-04 13:27:39,740 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11697 to 10231. [2021-11-04 13:27:39,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10231 states, 9480 states have (on average 1.3129746835443037) internal successors, (12447), 9682 states have internal predecessors, (12447), 427 states have call successors, (427), 224 states have call predecessors, (427), 224 states have return successors, (690), 406 states have call predecessors, (690), 427 states have call successors, (690) [2021-11-04 13:27:39,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10231 states to 10231 states and 13564 transitions. [2021-11-04 13:27:39,772 INFO L78 Accepts]: Start accepts. Automaton has 10231 states and 13564 transitions. Word has length 44 [2021-11-04 13:27:39,773 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-04 13:27:39,773 INFO L470 AbstractCegarLoop]: Abstraction has 10231 states and 13564 transitions. [2021-11-04 13:27:39,773 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.5) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (6), 1 states have call predecessors, (6), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-04 13:27:39,773 INFO L276 IsEmpty]: Start isEmpty. Operand 10231 states and 13564 transitions. [2021-11-04 13:27:39,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-04 13:27:39,775 INFO L506 BasicCegarLoop]: Found error trace [2021-11-04 13:27:39,775 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-04 13:27:39,775 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-11-04 13:27:39,775 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION === [ipmi_timeout_handlerErr0ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr1ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr2ASSERT_VIOLATIONERROR_FUNCTION (and 111 more)] === [2021-11-04 13:27:39,775 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-04 13:27:39,775 INFO L85 PathProgramCache]: Analyzing trace with hash -38376060, now seen corresponding path program 1 times [2021-11-04 13:27:39,776 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-04 13:27:39,776 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1851120606] [2021-11-04 13:27:39,776 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-04 13:27:39,776 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-04 13:27:39,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-04 13:27:39,978 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-04 13:27:39,978 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-04 13:27:39,978 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1851120606] [2021-11-04 13:27:39,979 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1851120606] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-04 13:27:39,979 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-04 13:27:39,979 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-04 13:27:39,979 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1005629059] [2021-11-04 13:27:39,979 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-04 13:27:39,979 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-04 13:27:39,979 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-04 13:27:39,980 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-04 13:27:39,980 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-04 13:27:39,980 INFO L87 Difference]: Start difference. First operand 10231 states and 13564 transitions. Second operand has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-04 13:27:42,042 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:27:46,997 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:27:56,796 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:27:58,976 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:28:01,221 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:28:11,956 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-04 13:28:11,956 INFO L93 Difference]: Finished difference Result 14845 states and 19892 transitions. [2021-11-04 13:28:11,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-04 13:28:11,966 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 39 [2021-11-04 13:28:11,966 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-04 13:28:11,999 INFO L225 Difference]: With dead ends: 14845 [2021-11-04 13:28:11,999 INFO L226 Difference]: Without dead ends: 14841 [2021-11-04 13:28:12,007 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 24.13ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-04 13:28:12,008 INFO L933 BasicCegarLoop]: 225 mSDtfsCounter, 2862 mSDsluCounter, 4738 mSDsCounter, 0 mSdLazyCounter, 7047 mSolverCounterSat, 2 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 29222.06ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 2866 SdHoareTripleChecker+Valid, 586 SdHoareTripleChecker+Invalid, 7054 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 31.39ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 7047 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 31322.30ms IncrementalHoareTripleChecker+Time [2021-11-04 13:28:12,008 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2866 Valid, 586 Invalid, 7054 Unknown, 0 Unchecked, 31.39ms Time], IncrementalHoareTripleChecker [2 Valid, 7047 Invalid, 5 Unknown, 0 Unchecked, 31322.30ms Time] [2021-11-04 13:28:12,017 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14841 states. [2021-11-04 13:28:12,437 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14841 to 14697. [2021-11-04 13:28:12,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14697 states, 13632 states have (on average 1.3328198356807512) internal successors, (18169), 13880 states have internal predecessors, (18169), 631 states have call successors, (631), 336 states have call predecessors, (631), 336 states have return successors, (1016), 598 states have call predecessors, (1016), 631 states have call successors, (1016) [2021-11-04 13:28:12,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14697 states to 14697 states and 19816 transitions. [2021-11-04 13:28:12,487 INFO L78 Accepts]: Start accepts. Automaton has 14697 states and 19816 transitions. Word has length 39 [2021-11-04 13:28:12,487 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-04 13:28:12,487 INFO L470 AbstractCegarLoop]: Abstraction has 14697 states and 19816 transitions. [2021-11-04 13:28:12,487 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-04 13:28:12,487 INFO L276 IsEmpty]: Start isEmpty. Operand 14697 states and 19816 transitions. [2021-11-04 13:28:12,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-04 13:28:12,488 INFO L506 BasicCegarLoop]: Found error trace [2021-11-04 13:28:12,488 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-04 13:28:12,488 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-11-04 13:28:12,489 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION === [ipmi_timeout_handlerErr0ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr1ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr2ASSERT_VIOLATIONERROR_FUNCTION (and 111 more)] === [2021-11-04 13:28:12,489 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-04 13:28:12,489 INFO L85 PathProgramCache]: Analyzing trace with hash 1775605384, now seen corresponding path program 1 times [2021-11-04 13:28:12,489 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-04 13:28:12,489 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [566592370] [2021-11-04 13:28:12,489 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-04 13:28:12,490 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-04 13:28:12,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-04 13:28:12,674 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-04 13:28:12,674 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-04 13:28:12,674 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [566592370] [2021-11-04 13:28:12,674 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [566592370] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-04 13:28:12,675 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-04 13:28:12,675 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-04 13:28:12,675 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [905035445] [2021-11-04 13:28:12,675 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-04 13:28:12,675 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-04 13:28:12,675 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-04 13:28:12,676 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-04 13:28:12,676 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-04 13:28:12,676 INFO L87 Difference]: Start difference. First operand 14697 states and 19816 transitions. Second operand has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-04 13:28:14,758 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:28:28,446 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:28:30,542 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.64s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:28:32,245 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.49s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:28:33,664 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.42s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:28:43,738 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:28:45,482 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.52s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:28:48,091 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-04 13:28:48,092 INFO L93 Difference]: Finished difference Result 19331 states and 26176 transitions. [2021-11-04 13:28:48,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-04 13:28:48,092 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 41 [2021-11-04 13:28:48,093 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-04 13:28:48,163 INFO L225 Difference]: With dead ends: 19331 [2021-11-04 13:28:48,164 INFO L226 Difference]: Without dead ends: 19327 [2021-11-04 13:28:48,177 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 27.21ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-04 13:28:48,177 INFO L933 BasicCegarLoop]: 227 mSDtfsCounter, 2864 mSDsluCounter, 4746 mSDsCounter, 0 mSdLazyCounter, 7049 mSolverCounterSat, 2 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 32247.84ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 2866 SdHoareTripleChecker+Valid, 590 SdHoareTripleChecker+Invalid, 7054 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 34.71ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 7049 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 34661.08ms IncrementalHoareTripleChecker+Time [2021-11-04 13:28:48,177 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2866 Valid, 590 Invalid, 7054 Unknown, 0 Unchecked, 34.71ms Time], IncrementalHoareTripleChecker [2 Valid, 7049 Invalid, 3 Unknown, 0 Unchecked, 34661.08ms Time] [2021-11-04 13:28:48,195 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19327 states. [2021-11-04 13:28:48,759 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19327 to 19183. [2021-11-04 13:28:48,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19183 states, 17799 states have (on average 1.3436709927524018) internal successors, (23916), 18098 states have internal predecessors, (23916), 840 states have call successors, (840), 448 states have call predecessors, (840), 448 states have return successors, (1344), 796 states have call predecessors, (1344), 840 states have call successors, (1344) [2021-11-04 13:28:48,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19183 states to 19183 states and 26100 transitions. [2021-11-04 13:28:48,814 INFO L78 Accepts]: Start accepts. Automaton has 19183 states and 26100 transitions. Word has length 41 [2021-11-04 13:28:48,814 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-04 13:28:48,814 INFO L470 AbstractCegarLoop]: Abstraction has 19183 states and 26100 transitions. [2021-11-04 13:28:48,814 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-04 13:28:48,814 INFO L276 IsEmpty]: Start isEmpty. Operand 19183 states and 26100 transitions. [2021-11-04 13:28:48,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-04 13:28:48,815 INFO L506 BasicCegarLoop]: Found error trace [2021-11-04 13:28:48,815 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-04 13:28:48,815 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-11-04 13:28:48,815 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting smi_recv_taskletErr1ASSERT_VIOLATIONERROR_FUNCTION === [ipmi_timeout_handlerErr0ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr1ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr2ASSERT_VIOLATIONERROR_FUNCTION (and 111 more)] === [2021-11-04 13:28:48,815 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-04 13:28:48,816 INFO L85 PathProgramCache]: Analyzing trace with hash -1855957300, now seen corresponding path program 1 times [2021-11-04 13:28:48,816 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-04 13:28:48,816 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [495902283] [2021-11-04 13:28:48,816 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-04 13:28:48,816 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-04 13:28:48,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-04 13:28:48,983 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-04 13:28:48,984 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-04 13:28:48,984 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [495902283] [2021-11-04 13:28:48,984 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [495902283] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-04 13:28:48,984 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-04 13:28:48,984 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-04 13:28:48,984 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [275503995] [2021-11-04 13:28:48,985 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-04 13:28:48,985 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-04 13:28:48,985 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-04 13:28:48,986 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-04 13:28:48,986 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-04 13:28:48,986 INFO L87 Difference]: Start difference. First operand 19183 states and 26100 transitions. Second operand has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (6), 1 states have call predecessors, (6), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-04 13:28:51,098 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:28:55,848 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:29:06,345 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.79s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:29:08,726 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:29:10,959 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:29:15,670 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-04 13:29:15,670 INFO L93 Difference]: Finished difference Result 37973 states and 52803 transitions. [2021-11-04 13:29:15,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-04 13:29:15,671 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (6), 1 states have call predecessors, (6), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 48 [2021-11-04 13:29:15,671 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-04 13:29:15,729 INFO L225 Difference]: With dead ends: 37973 [2021-11-04 13:29:15,729 INFO L226 Difference]: Without dead ends: 19302 [2021-11-04 13:29:15,796 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 5.33ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-04 13:29:15,798 INFO L933 BasicCegarLoop]: 163 mSDtfsCounter, 16 mSDsluCounter, 2823 mSDsCounter, 0 mSdLazyCounter, 5330 mSolverCounterSat, 1 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 24209.84ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 17 SdHoareTripleChecker+Valid, 325 SdHoareTripleChecker+Invalid, 5334 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 21.59ms SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 5330 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 25942.45ms IncrementalHoareTripleChecker+Time [2021-11-04 13:29:15,799 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [17 Valid, 325 Invalid, 5334 Unknown, 0 Unchecked, 21.59ms Time], IncrementalHoareTripleChecker [1 Valid, 5330 Invalid, 3 Unknown, 0 Unchecked, 25942.45ms Time] [2021-11-04 13:29:15,815 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19302 states. [2021-11-04 13:29:16,464 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19302 to 19253. [2021-11-04 13:29:16,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19253 states, 17869 states have (on average 1.3438916559404555) internal successors, (24014), 18168 states have internal predecessors, (24014), 840 states have call successors, (840), 448 states have call predecessors, (840), 448 states have return successors, (1344), 796 states have call predecessors, (1344), 840 states have call successors, (1344) [2021-11-04 13:29:16,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19253 states to 19253 states and 26198 transitions. [2021-11-04 13:29:16,524 INFO L78 Accepts]: Start accepts. Automaton has 19253 states and 26198 transitions. Word has length 48 [2021-11-04 13:29:16,524 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-04 13:29:16,525 INFO L470 AbstractCegarLoop]: Abstraction has 19253 states and 26198 transitions. [2021-11-04 13:29:16,525 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (6), 1 states have call predecessors, (6), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-04 13:29:16,525 INFO L276 IsEmpty]: Start isEmpty. Operand 19253 states and 26198 transitions. [2021-11-04 13:29:16,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-04 13:29:16,526 INFO L506 BasicCegarLoop]: Found error trace [2021-11-04 13:29:16,526 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-04 13:29:16,526 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-11-04 13:29:16,526 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION === [ipmi_timeout_handlerErr0ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr1ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr2ASSERT_VIOLATIONERROR_FUNCTION (and 111 more)] === [2021-11-04 13:29:16,526 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-04 13:29:16,526 INFO L85 PathProgramCache]: Analyzing trace with hash 1255051244, now seen corresponding path program 1 times [2021-11-04 13:29:16,527 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-04 13:29:16,527 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [546443094] [2021-11-04 13:29:16,527 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-04 13:29:16,527 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-04 13:29:16,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-04 13:29:16,703 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-04 13:29:16,704 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-04 13:29:16,704 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [546443094] [2021-11-04 13:29:16,704 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [546443094] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-04 13:29:16,705 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-04 13:29:16,705 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-04 13:29:16,705 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2060267118] [2021-11-04 13:29:16,706 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-04 13:29:16,706 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-04 13:29:16,706 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-04 13:29:16,706 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-04 13:29:16,706 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-04 13:29:16,706 INFO L87 Difference]: Start difference. First operand 19253 states and 26198 transitions. Second operand has 4 states, 4 states have (on average 10.75) internal successors, (43), 3 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-04 13:29:18,798 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:29:23,496 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:29:36,534 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.55s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:29:39,479 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.89s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:29:41,546 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:29:52,282 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.96s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:29:54,458 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:29:56,089 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.63s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:30:00,443 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-04 13:30:00,443 INFO L93 Difference]: Finished difference Result 27156 states and 37025 transitions. [2021-11-04 13:30:00,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-04 13:30:00,444 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 3 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 43 [2021-11-04 13:30:00,444 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-04 13:30:00,517 INFO L225 Difference]: With dead ends: 27156 [2021-11-04 13:30:00,518 INFO L226 Difference]: Without dead ends: 27152 [2021-11-04 13:30:00,531 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 28.06ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-04 13:30:00,532 INFO L933 BasicCegarLoop]: 234 mSDtfsCounter, 2865 mSDsluCounter, 5602 mSDsCounter, 0 mSdLazyCounter, 7882 mSolverCounterSat, 4 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 39903.84ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 2865 SdHoareTripleChecker+Valid, 628 SdHoareTripleChecker+Invalid, 7890 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 58.41ms SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 7882 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 42710.20ms IncrementalHoareTripleChecker+Time [2021-11-04 13:30:00,532 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2865 Valid, 628 Invalid, 7890 Unknown, 0 Unchecked, 58.41ms Time], IncrementalHoareTripleChecker [4 Valid, 7882 Invalid, 4 Unknown, 0 Unchecked, 42710.20ms Time] [2021-11-04 13:30:00,548 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27152 states. [2021-11-04 13:30:01,198 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27152 to 26928. [2021-11-04 13:30:01,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26928 states, 24962 states have (on average 1.3507331143337873) internal successors, (33717), 25353 states have internal predecessors, (33717), 1214 states have call successors, (1214), 656 states have call predecessors, (1214), 656 states have return successors, (1940), 1150 states have call predecessors, (1940), 1214 states have call successors, (1940) [2021-11-04 13:30:01,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26928 states to 26928 states and 36871 transitions. [2021-11-04 13:30:01,289 INFO L78 Accepts]: Start accepts. Automaton has 26928 states and 36871 transitions. Word has length 43 [2021-11-04 13:30:01,289 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-04 13:30:01,289 INFO L470 AbstractCegarLoop]: Abstraction has 26928 states and 36871 transitions. [2021-11-04 13:30:01,289 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 3 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-04 13:30:01,290 INFO L276 IsEmpty]: Start isEmpty. Operand 26928 states and 36871 transitions. [2021-11-04 13:30:01,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-04 13:30:01,295 INFO L506 BasicCegarLoop]: Found error trace [2021-11-04 13:30:01,295 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-04 13:30:01,295 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-11-04 13:30:01,295 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ipmi_timeoutErr0ASSERT_VIOLATIONERROR_FUNCTION === [ipmi_timeout_handlerErr0ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr1ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr2ASSERT_VIOLATIONERROR_FUNCTION (and 111 more)] === [2021-11-04 13:30:01,296 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-04 13:30:01,296 INFO L85 PathProgramCache]: Analyzing trace with hash 802981591, now seen corresponding path program 1 times [2021-11-04 13:30:01,296 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-04 13:30:01,296 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1643825145] [2021-11-04 13:30:01,296 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-04 13:30:01,297 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-04 13:30:01,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-04 13:30:01,508 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-04 13:30:01,508 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-04 13:30:01,508 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1643825145] [2021-11-04 13:30:01,508 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1643825145] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-04 13:30:01,508 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-04 13:30:01,508 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-04 13:30:01,509 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [378865195] [2021-11-04 13:30:01,509 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-04 13:30:01,509 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-04 13:30:01,509 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-04 13:30:01,509 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-04 13:30:01,509 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-04 13:30:01,509 INFO L87 Difference]: Start difference. First operand 26928 states and 36871 transitions. Second operand has 5 states, 5 states have (on average 8.8) internal successors, (44), 4 states have internal predecessors, (44), 1 states have call successors, (6), 1 states have call predecessors, (6), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-04 13:30:03,596 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:30:08,763 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.50s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:30:10,800 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:30:30,894 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:30:40,603 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:30:42,433 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.83s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:30:54,568 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-04 13:30:54,573 INFO L93 Difference]: Finished difference Result 38829 states and 53462 transitions. [2021-11-04 13:30:54,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-04 13:30:54,576 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.8) internal successors, (44), 4 states have internal predecessors, (44), 1 states have call successors, (6), 1 states have call predecessors, (6), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 50 [2021-11-04 13:30:54,576 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-04 13:30:54,697 INFO L225 Difference]: With dead ends: 38829 [2021-11-04 13:30:54,698 INFO L226 Difference]: Without dead ends: 38827 [2021-11-04 13:30:54,718 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 39.27ms TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-04 13:30:54,720 INFO L933 BasicCegarLoop]: 331 mSDtfsCounter, 3343 mSDsluCounter, 9714 mSDsCounter, 0 mSdLazyCounter, 12860 mSolverCounterSat, 15 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 48267.03ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 3344 SdHoareTripleChecker+Valid, 972 SdHoareTripleChecker+Invalid, 12879 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 62.97ms SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 12860 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 51581.86ms IncrementalHoareTripleChecker+Time [2021-11-04 13:30:54,720 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3344 Valid, 972 Invalid, 12879 Unknown, 0 Unchecked, 62.97ms Time], IncrementalHoareTripleChecker [15 Valid, 12860 Invalid, 4 Unknown, 0 Unchecked, 51581.86ms Time] [2021-11-04 13:30:54,750 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38827 states. [2021-11-04 13:30:55,752 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38827 to 34891. [2021-11-04 13:30:55,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34891 states, 32025 states have (on average 1.3586572989851677) internal successors, (43511), 32578 states have internal predecessors, (43511), 1759 states have call successors, (1759), 996 states have call predecessors, (1759), 1011 states have return successors, (3367), 1649 states have call predecessors, (3367), 1759 states have call successors, (3367) [2021-11-04 13:30:55,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34891 states to 34891 states and 48637 transitions. [2021-11-04 13:30:55,871 INFO L78 Accepts]: Start accepts. Automaton has 34891 states and 48637 transitions. Word has length 50 [2021-11-04 13:30:55,871 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-04 13:30:55,871 INFO L470 AbstractCegarLoop]: Abstraction has 34891 states and 48637 transitions. [2021-11-04 13:30:55,872 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.8) internal successors, (44), 4 states have internal predecessors, (44), 1 states have call successors, (6), 1 states have call predecessors, (6), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-04 13:30:55,872 INFO L276 IsEmpty]: Start isEmpty. Operand 34891 states and 48637 transitions. [2021-11-04 13:30:55,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-04 13:30:55,873 INFO L506 BasicCegarLoop]: Found error trace [2021-11-04 13:30:55,873 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-04 13:30:55,873 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-11-04 13:30:55,873 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION === [ipmi_timeout_handlerErr0ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr1ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr2ASSERT_VIOLATIONERROR_FUNCTION (and 111 more)] === [2021-11-04 13:30:55,874 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-04 13:30:55,874 INFO L85 PathProgramCache]: Analyzing trace with hash -781270608, now seen corresponding path program 1 times [2021-11-04 13:30:55,874 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-04 13:30:55,874 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1860296213] [2021-11-04 13:30:55,874 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-04 13:30:55,874 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-04 13:30:55,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-04 13:30:56,068 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-04 13:30:56,068 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-04 13:30:56,068 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1860296213] [2021-11-04 13:30:56,068 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1860296213] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-04 13:30:56,068 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-04 13:30:56,068 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-04 13:30:56,068 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1918935927] [2021-11-04 13:30:56,068 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-04 13:30:56,069 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-04 13:30:56,069 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-04 13:30:56,069 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-04 13:30:56,069 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-04 13:30:56,069 INFO L87 Difference]: Start difference. First operand 34891 states and 48637 transitions. Second operand has 4 states, 4 states have (on average 11.25) internal successors, (45), 3 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-04 13:30:58,153 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:31:02,775 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.75s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:31:15,564 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:31:16,886 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:31:23,321 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-04 13:31:23,321 INFO L93 Difference]: Finished difference Result 34891 states and 48637 transitions. [2021-11-04 13:31:23,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-04 13:31:23,322 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 3 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 45 [2021-11-04 13:31:23,323 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-04 13:31:23,403 INFO L225 Difference]: With dead ends: 34891 [2021-11-04 13:31:23,404 INFO L226 Difference]: Without dead ends: 34887 [2021-11-04 13:31:23,416 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 43.57ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-04 13:31:23,417 INFO L933 BasicCegarLoop]: 162 mSDtfsCounter, 2857 mSDsluCounter, 2751 mSDsCounter, 0 mSdLazyCounter, 5254 mSolverCounterSat, 2 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 24404.10ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 2857 SdHoareTripleChecker+Valid, 324 SdHoareTripleChecker+Invalid, 5257 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 28.87ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 5254 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 26086.62ms IncrementalHoareTripleChecker+Time [2021-11-04 13:31:23,417 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2857 Valid, 324 Invalid, 5257 Unknown, 0 Unchecked, 28.87ms Time], IncrementalHoareTripleChecker [2 Valid, 5254 Invalid, 1 Unknown, 0 Unchecked, 26086.62ms Time] [2021-11-04 13:31:23,441 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34887 states. [2021-11-04 13:31:24,261 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34887 to 34887. [2021-11-04 13:31:24,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34887 states, 32023 states have (on average 1.3586172438559785) internal successors, (43507), 32574 states have internal predecessors, (43507), 1759 states have call successors, (1759), 996 states have call predecessors, (1759), 1011 states have return successors, (3367), 1649 states have call predecessors, (3367), 1759 states have call successors, (3367) [2021-11-04 13:31:24,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34887 states to 34887 states and 48633 transitions. [2021-11-04 13:31:24,398 INFO L78 Accepts]: Start accepts. Automaton has 34887 states and 48633 transitions. Word has length 45 [2021-11-04 13:31:24,399 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-04 13:31:24,399 INFO L470 AbstractCegarLoop]: Abstraction has 34887 states and 48633 transitions. [2021-11-04 13:31:24,399 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 3 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-04 13:31:24,399 INFO L276 IsEmpty]: Start isEmpty. Operand 34887 states and 48633 transitions. [2021-11-04 13:31:24,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-04 13:31:24,400 INFO L506 BasicCegarLoop]: Found error trace [2021-11-04 13:31:24,400 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-04 13:31:24,400 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-11-04 13:31:24,400 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting handle_new_recv_msgsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ipmi_timeout_handlerErr0ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr1ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr2ASSERT_VIOLATIONERROR_FUNCTION (and 111 more)] === [2021-11-04 13:31:24,401 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-04 13:31:24,401 INFO L85 PathProgramCache]: Analyzing trace with hash -188642403, now seen corresponding path program 1 times [2021-11-04 13:31:24,401 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-04 13:31:24,401 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [329025593] [2021-11-04 13:31:24,401 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-04 13:31:24,401 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-04 13:31:24,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-04 13:31:24,640 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-04 13:31:24,640 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-04 13:31:24,640 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [329025593] [2021-11-04 13:31:24,640 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [329025593] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-04 13:31:24,640 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-04 13:31:24,640 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-04 13:31:24,640 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [382202814] [2021-11-04 13:31:24,640 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-04 13:31:24,641 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-04 13:31:24,641 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-04 13:31:24,641 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-04 13:31:24,641 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-04 13:31:24,641 INFO L87 Difference]: Start difference. First operand 34887 states and 48633 transitions. Second operand has 4 states, 4 states have (on average 11.25) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (7), 1 states have call predecessors, (7), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-04 13:31:26,724 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:31:32,618 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.99s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:31:46,451 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:31:47,963 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.22s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:31:51,130 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:31:56,318 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:31:57,702 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.38s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:32:04,421 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:32:11,309 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-04 13:32:11,309 INFO L93 Difference]: Finished difference Result 72376 states and 106499 transitions. [2021-11-04 13:32:11,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-04 13:32:11,310 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (7), 1 states have call predecessors, (7), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 52 [2021-11-04 13:32:11,310 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-04 13:32:11,484 INFO L225 Difference]: With dead ends: 72376 [2021-11-04 13:32:11,484 INFO L226 Difference]: Without dead ends: 72372 [2021-11-04 13:32:11,508 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 29.75ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-04 13:32:11,508 INFO L933 BasicCegarLoop]: 326 mSDtfsCounter, 2906 mSDsluCounter, 5829 mSDsCounter, 0 mSdLazyCounter, 8142 mSolverCounterSat, 16 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 41279.62ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 2909 SdHoareTripleChecker+Valid, 868 SdHoareTripleChecker+Invalid, 8163 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 45.31ms SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 8142 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 44127.19ms IncrementalHoareTripleChecker+Time [2021-11-04 13:32:11,509 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2909 Valid, 868 Invalid, 8163 Unknown, 0 Unchecked, 45.31ms Time], IncrementalHoareTripleChecker [16 Valid, 8142 Invalid, 5 Unknown, 0 Unchecked, 44127.19ms Time] [2021-11-04 13:32:11,564 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72372 states. [2021-11-04 13:32:13,650 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72372 to 67044. [2021-11-04 13:32:13,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 67044 states, 61418 states have (on average 1.3686052948646976) internal successors, (84057), 62425 states have internal predecessors, (84057), 3511 states have call successors, (3511), 1986 states have call predecessors, (3511), 2021 states have return successors, (11557), 3298 states have call predecessors, (11557), 3511 states have call successors, (11557) [2021-11-04 13:32:13,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67044 states to 67044 states and 99125 transitions. [2021-11-04 13:32:13,950 INFO L78 Accepts]: Start accepts. Automaton has 67044 states and 99125 transitions. Word has length 52 [2021-11-04 13:32:13,950 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-04 13:32:13,951 INFO L470 AbstractCegarLoop]: Abstraction has 67044 states and 99125 transitions. [2021-11-04 13:32:13,951 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (7), 1 states have call predecessors, (7), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-04 13:32:13,960 INFO L276 IsEmpty]: Start isEmpty. Operand 67044 states and 99125 transitions. [2021-11-04 13:32:13,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-04 13:32:13,960 INFO L506 BasicCegarLoop]: Found error trace [2021-11-04 13:32:13,961 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-04 13:32:13,961 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-11-04 13:32:13,961 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION === [ipmi_timeout_handlerErr0ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr1ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr2ASSERT_VIOLATIONERROR_FUNCTION (and 111 more)] === [2021-11-04 13:32:13,961 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-04 13:32:13,961 INFO L85 PathProgramCache]: Analyzing trace with hash 818516948, now seen corresponding path program 1 times [2021-11-04 13:32:13,961 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-04 13:32:13,961 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [199273571] [2021-11-04 13:32:13,962 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-04 13:32:13,962 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-04 13:32:14,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-04 13:32:14,183 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-04 13:32:14,184 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-04 13:32:14,184 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [199273571] [2021-11-04 13:32:14,184 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [199273571] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-04 13:32:14,184 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-04 13:32:14,184 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-04 13:32:14,184 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2120998529] [2021-11-04 13:32:14,184 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-04 13:32:14,184 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-04 13:32:14,184 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-04 13:32:14,184 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-04 13:32:14,185 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-04 13:32:14,185 INFO L87 Difference]: Start difference. First operand 67044 states and 99125 transitions. Second operand has 4 states, 4 states have (on average 11.75) internal successors, (47), 3 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-04 13:32:16,270 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:32:37,082 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.43s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:32:38,925 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.25s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:32:41,329 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:32:49,928 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:32:55,776 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-04 13:32:55,776 INFO L93 Difference]: Finished difference Result 68366 states and 100506 transitions. [2021-11-04 13:32:55,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-04 13:32:55,777 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 3 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 47 [2021-11-04 13:32:55,777 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-04 13:32:55,988 INFO L225 Difference]: With dead ends: 68366 [2021-11-04 13:32:55,989 INFO L226 Difference]: Without dead ends: 68362 [2021-11-04 13:32:56,016 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 39.99ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-04 13:32:56,017 INFO L933 BasicCegarLoop]: 236 mSDtfsCounter, 1809 mSDsluCounter, 5748 mSDsCounter, 0 mSdLazyCounter, 8139 mSolverCounterSat, 4 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 36767.17ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 1809 SdHoareTripleChecker+Valid, 669 SdHoareTripleChecker+Invalid, 8145 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 47.37ms SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 8139 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 39346.95ms IncrementalHoareTripleChecker+Time [2021-11-04 13:32:56,017 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1809 Valid, 669 Invalid, 8145 Unknown, 0 Unchecked, 47.37ms Time], IncrementalHoareTripleChecker [4 Valid, 8139 Invalid, 2 Unknown, 0 Unchecked, 39346.95ms Time] [2021-11-04 13:32:56,079 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68362 states. [2021-11-04 13:32:58,318 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68362 to 68164. [2021-11-04 13:32:58,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 68164 states, 62538 states have (on average 1.3633790655281588) internal successors, (85263), 63545 states have internal predecessors, (85263), 3511 states have call successors, (3511), 1986 states have call predecessors, (3511), 2021 states have return successors, (11557), 3298 states have call predecessors, (11557), 3511 states have call successors, (11557) [2021-11-04 13:32:58,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68164 states to 68164 states and 100331 transitions. [2021-11-04 13:32:58,660 INFO L78 Accepts]: Start accepts. Automaton has 68164 states and 100331 transitions. Word has length 47 [2021-11-04 13:32:58,660 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-04 13:32:58,661 INFO L470 AbstractCegarLoop]: Abstraction has 68164 states and 100331 transitions. [2021-11-04 13:32:58,661 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 3 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-04 13:32:58,661 INFO L276 IsEmpty]: Start isEmpty. Operand 68164 states and 100331 transitions. [2021-11-04 13:32:58,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-04 13:32:58,662 INFO L506 BasicCegarLoop]: Found error trace [2021-11-04 13:32:58,662 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-04 13:32:58,662 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-11-04 13:32:58,662 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting smi_recv_taskletErr1ASSERT_VIOLATIONERROR_FUNCTION === [ipmi_timeout_handlerErr0ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr1ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr2ASSERT_VIOLATIONERROR_FUNCTION (and 111 more)] === [2021-11-04 13:32:58,663 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-04 13:32:58,663 INFO L85 PathProgramCache]: Analyzing trace with hash 839087265, now seen corresponding path program 1 times [2021-11-04 13:32:58,663 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-04 13:32:58,663 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1500332125] [2021-11-04 13:32:58,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-04 13:32:58,663 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-04 13:32:58,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-04 13:32:58,903 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-04 13:32:58,903 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-04 13:32:58,903 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1500332125] [2021-11-04 13:32:58,903 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1500332125] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-04 13:32:58,903 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-04 13:32:58,904 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-04 13:32:58,904 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1471182919] [2021-11-04 13:32:58,904 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-04 13:32:58,904 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-04 13:32:58,904 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-04 13:32:58,905 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-04 13:32:58,905 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-04 13:32:58,905 INFO L87 Difference]: Start difference. First operand 68164 states and 100331 transitions. Second operand has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (6), 1 states have call predecessors, (6), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-04 13:33:01,824 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.92s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:33:08,568 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:33:30,526 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:33:33,071 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.27s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:33:35,125 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:33:37,510 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:33:42,628 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.64s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:33:43,872 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.24s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:33:45,918 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:33:54,005 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:34:02,706 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:34:04,567 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-04 13:34:04,568 INFO L93 Difference]: Finished difference Result 98716 states and 150969 transitions. [2021-11-04 13:34:04,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-04 13:34:04,568 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (6), 1 states have call predecessors, (6), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 53 [2021-11-04 13:34:04,569 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-04 13:34:04,866 INFO L225 Difference]: With dead ends: 98716 [2021-11-04 13:34:04,866 INFO L226 Difference]: Without dead ends: 98714 [2021-11-04 13:34:04,915 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 55.74ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-04 13:34:04,915 INFO L933 BasicCegarLoop]: 379 mSDtfsCounter, 2829 mSDsluCounter, 8376 mSDsCounter, 0 mSdLazyCounter, 13046 mSolverCounterSat, 4 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 58164.05ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 2830 SdHoareTripleChecker+Valid, 969 SdHoareTripleChecker+Invalid, 13056 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 73.02ms SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 13046 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 62245.23ms IncrementalHoareTripleChecker+Time [2021-11-04 13:34:04,916 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2830 Valid, 969 Invalid, 13056 Unknown, 0 Unchecked, 73.02ms Time], IncrementalHoareTripleChecker [4 Valid, 13046 Invalid, 6 Unknown, 0 Unchecked, 62245.23ms Time] [2021-11-04 13:34:05,129 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98714 states. [2021-11-04 13:34:08,167 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98714 to 95434. [2021-11-04 13:34:08,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 95434 states, 87541 states have (on average 1.3673364480643355) internal successors, (119698), 88915 states have internal predecessors, (119698), 4965 states have call successors, (4965), 2790 states have call predecessors, (4965), 2835 states have return successors, (21697), 4670 states have call predecessors, (21697), 4965 states have call successors, (21697) [2021-11-04 13:34:08,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95434 states to 95434 states and 146360 transitions. [2021-11-04 13:34:08,956 INFO L78 Accepts]: Start accepts. Automaton has 95434 states and 146360 transitions. Word has length 53 [2021-11-04 13:34:08,957 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-04 13:34:08,957 INFO L470 AbstractCegarLoop]: Abstraction has 95434 states and 146360 transitions. [2021-11-04 13:34:08,957 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (6), 1 states have call predecessors, (6), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-04 13:34:08,957 INFO L276 IsEmpty]: Start isEmpty. Operand 95434 states and 146360 transitions. [2021-11-04 13:34:08,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-04 13:34:08,958 INFO L506 BasicCegarLoop]: Found error trace [2021-11-04 13:34:08,958 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-04 13:34:08,959 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-11-04 13:34:08,959 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION === [ipmi_timeout_handlerErr0ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr1ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr2ASSERT_VIOLATIONERROR_FUNCTION (and 111 more)] === [2021-11-04 13:34:08,959 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-04 13:34:08,959 INFO L85 PathProgramCache]: Analyzing trace with hash 616066648, now seen corresponding path program 1 times [2021-11-04 13:34:08,959 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-04 13:34:08,959 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1608945867] [2021-11-04 13:34:08,960 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-04 13:34:08,960 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-04 13:34:09,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-04 13:34:09,161 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-04 13:34:09,161 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-04 13:34:09,161 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1608945867] [2021-11-04 13:34:09,161 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1608945867] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-04 13:34:09,161 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-04 13:34:09,162 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-04 13:34:09,162 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2079537637] [2021-11-04 13:34:09,162 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-04 13:34:09,162 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-04 13:34:09,162 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-04 13:34:09,162 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-04 13:34:09,162 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-04 13:34:09,163 INFO L87 Difference]: Start difference. First operand 95434 states and 146360 transitions. Second operand has 4 states, 4 states have (on average 12.25) internal successors, (49), 3 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-04 13:34:11,322 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:34:16,475 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:34:31,926 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.80s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:34:33,995 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:34:45,709 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:34:47,903 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:34:49,977 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:34:56,026 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-04 13:34:56,027 INFO L93 Difference]: Finished difference Result 95660 states and 146513 transitions. [2021-11-04 13:34:56,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-04 13:34:56,027 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 3 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 49 [2021-11-04 13:34:56,027 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-04 13:34:56,347 INFO L225 Difference]: With dead ends: 95660 [2021-11-04 13:34:56,347 INFO L226 Difference]: Without dead ends: 95656 [2021-11-04 13:34:56,391 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 39.22ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-04 13:34:56,396 INFO L933 BasicCegarLoop]: 233 mSDtfsCounter, 2801 mSDsluCounter, 5615 mSDsCounter, 0 mSdLazyCounter, 7890 mSolverCounterSat, 4 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 40687.17ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 2801 SdHoareTripleChecker+Valid, 626 SdHoareTripleChecker+Invalid, 7900 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 50.59ms SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 7890 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 43583.55ms IncrementalHoareTripleChecker+Time [2021-11-04 13:34:56,396 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2801 Valid, 626 Invalid, 7900 Unknown, 0 Unchecked, 50.59ms Time], IncrementalHoareTripleChecker [4 Valid, 7890 Invalid, 6 Unknown, 0 Unchecked, 43583.55ms Time] [2021-11-04 13:34:56,486 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95656 states. [2021-11-04 13:34:59,730 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95656 to 95454. [2021-11-04 13:34:59,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 95454 states, 87561 states have (on average 1.3672753851600599) internal successors, (119720), 88935 states have internal predecessors, (119720), 4965 states have call successors, (4965), 2790 states have call predecessors, (4965), 2835 states have return successors, (21697), 4670 states have call predecessors, (21697), 4965 states have call successors, (21697) [2021-11-04 13:35:00,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95454 states to 95454 states and 146382 transitions. [2021-11-04 13:35:00,568 INFO L78 Accepts]: Start accepts. Automaton has 95454 states and 146382 transitions. Word has length 49 [2021-11-04 13:35:00,569 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-04 13:35:00,569 INFO L470 AbstractCegarLoop]: Abstraction has 95454 states and 146382 transitions. [2021-11-04 13:35:00,569 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 3 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-04 13:35:00,569 INFO L276 IsEmpty]: Start isEmpty. Operand 95454 states and 146382 transitions. [2021-11-04 13:35:00,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-04 13:35:00,570 INFO L506 BasicCegarLoop]: Found error trace [2021-11-04 13:35:00,570 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-04 13:35:00,570 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-11-04 13:35:00,571 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ipmi_timeout_handlerErr0ASSERT_VIOLATIONERROR_FUNCTION === [ipmi_timeout_handlerErr0ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr1ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr2ASSERT_VIOLATIONERROR_FUNCTION (and 111 more)] === [2021-11-04 13:35:00,571 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-04 13:35:00,571 INFO L85 PathProgramCache]: Analyzing trace with hash -1919751230, now seen corresponding path program 1 times [2021-11-04 13:35:00,571 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-04 13:35:00,571 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1247387866] [2021-11-04 13:35:00,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-04 13:35:00,572 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-04 13:35:00,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-04 13:35:00,965 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-04 13:35:00,965 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-04 13:35:00,965 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1247387866] [2021-11-04 13:35:00,965 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1247387866] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-04 13:35:00,965 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-04 13:35:00,965 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-04 13:35:00,965 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1634408972] [2021-11-04 13:35:00,965 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-04 13:35:00,965 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-04 13:35:00,966 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-04 13:35:00,966 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-04 13:35:00,966 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-04 13:35:00,966 INFO L87 Difference]: Start difference. First operand 95454 states and 146382 transitions. Second operand has 4 states, 4 states have (on average 12.25) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (7), 1 states have call predecessors, (7), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-04 13:35:03,052 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:35:08,317 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:35:22,135 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:35:25,280 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:35:27,654 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:35:29,380 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:35:39,697 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.85s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:35:41,199 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:35:49,842 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-04 13:35:49,843 INFO L93 Difference]: Finished difference Result 172175 states and 290438 transitions. [2021-11-04 13:35:49,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-04 13:35:49,843 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (7), 1 states have call predecessors, (7), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 56 [2021-11-04 13:35:49,843 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-04 13:35:50,699 INFO L225 Difference]: With dead ends: 172175 [2021-11-04 13:35:50,699 INFO L226 Difference]: Without dead ends: 172171 [2021-11-04 13:35:50,767 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 34.06ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-04 13:35:50,767 INFO L933 BasicCegarLoop]: 286 mSDtfsCounter, 2771 mSDsluCounter, 5614 mSDsCounter, 0 mSdLazyCounter, 8019 mSolverCounterSat, 24 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 40146.53ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 2772 SdHoareTripleChecker+Valid, 762 SdHoareTripleChecker+Invalid, 8048 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 50.50ms SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 8019 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 43053.53ms IncrementalHoareTripleChecker+Time [2021-11-04 13:35:50,768 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2772 Valid, 762 Invalid, 8048 Unknown, 0 Unchecked, 50.50ms Time], IncrementalHoareTripleChecker [24 Valid, 8019 Invalid, 5 Unknown, 0 Unchecked, 43053.53ms Time] [2021-11-04 13:35:50,918 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 172171 states. [2021-11-04 13:35:57,894 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 172171 to 162994. [2021-11-04 13:35:58,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 162994 states, 148902 states have (on average 1.3723992961813811) internal successors, (204353), 151191 states have internal predecessors, (204353), 8989 states have call successors, (8989), 5024 states have call predecessors, (8989), 5011 states have return successors, (60401), 8436 states have call predecessors, (60401), 8989 states have call successors, (60401) [2021-11-04 13:35:59,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162994 states to 162994 states and 273743 transitions. [2021-11-04 13:35:59,612 INFO L78 Accepts]: Start accepts. Automaton has 162994 states and 273743 transitions. Word has length 56 [2021-11-04 13:35:59,613 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-04 13:35:59,613 INFO L470 AbstractCegarLoop]: Abstraction has 162994 states and 273743 transitions. [2021-11-04 13:35:59,613 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (7), 1 states have call predecessors, (7), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-04 13:35:59,613 INFO L276 IsEmpty]: Start isEmpty. Operand 162994 states and 273743 transitions. [2021-11-04 13:35:59,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-04 13:35:59,614 INFO L506 BasicCegarLoop]: Found error trace [2021-11-04 13:35:59,614 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-04 13:35:59,615 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2021-11-04 13:35:59,615 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting handle_new_recv_msgsErr3ASSERT_VIOLATIONERROR_FUNCTION === [ipmi_timeout_handlerErr0ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr1ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr2ASSERT_VIOLATIONERROR_FUNCTION (and 111 more)] === [2021-11-04 13:35:59,615 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-04 13:35:59,615 INFO L85 PathProgramCache]: Analyzing trace with hash 24092027, now seen corresponding path program 1 times [2021-11-04 13:35:59,616 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-04 13:35:59,616 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1849914538] [2021-11-04 13:35:59,616 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-04 13:35:59,616 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-04 13:35:59,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-04 13:35:59,809 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-04 13:35:59,809 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-04 13:35:59,810 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1849914538] [2021-11-04 13:35:59,810 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1849914538] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-04 13:35:59,810 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-04 13:35:59,810 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-04 13:35:59,810 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1586671408] [2021-11-04 13:35:59,810 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-04 13:35:59,811 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-04 13:35:59,811 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-04 13:35:59,811 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-04 13:35:59,811 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-04 13:35:59,812 INFO L87 Difference]: Start difference. First operand 162994 states and 273743 transitions. Second operand has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (7), 1 states have call predecessors, (7), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-04 13:36:01,957 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:36:07,516 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:36:19,939 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:36:22,099 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.97s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:36:24,958 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.72s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:36:27,015 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-04 13:36:41,159 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-04 13:36:41,159 INFO L93 Difference]: Finished difference Result 329370 states and 611186 transitions. [2021-11-04 13:36:41,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-04 13:36:41,160 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (7), 1 states have call predecessors, (7), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 56 [2021-11-04 13:36:41,160 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-04 13:36:41,918 INFO L225 Difference]: With dead ends: 329370 [2021-11-04 13:36:41,918 INFO L226 Difference]: Without dead ends: 166926 [2021-11-04 13:36:43,709 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 15.03ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-04 13:36:43,710 INFO L933 BasicCegarLoop]: 165 mSDtfsCounter, 53 mSDsluCounter, 2813 mSDsCounter, 0 mSdLazyCounter, 5313 mSolverCounterSat, 5 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 30274.97ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 56 SdHoareTripleChecker+Valid, 327 SdHoareTripleChecker+Invalid, 5322 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 29.31ms SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 5313 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 32186.99ms IncrementalHoareTripleChecker+Time [2021-11-04 13:36:43,711 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [56 Valid, 327 Invalid, 5322 Unknown, 0 Unchecked, 29.31ms Time], IncrementalHoareTripleChecker [5 Valid, 5313 Invalid, 4 Unknown, 0 Unchecked, 32186.99ms Time] [2021-11-04 13:36:43,870 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 166926 states.