./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--net--can--janz-ican3.ko.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e19ca921 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--net--can--janz-ican3.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 a63a35a997d4cef3a03c29c7166a2a1f9c94c58040c56bbf24b94b5923949bbd --- Real Ultimate output --- This is Ultimate 0.2.2-dev-e19ca92 [2021-12-22 16:03:18,878 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-22 16:03:18,881 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-22 16:03:18,933 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-22 16:03:18,934 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-22 16:03:18,937 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-22 16:03:18,938 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-22 16:03:18,941 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-22 16:03:18,943 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-22 16:03:18,948 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-22 16:03:18,949 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-22 16:03:18,950 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-22 16:03:18,950 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-22 16:03:18,952 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-22 16:03:18,953 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-22 16:03:18,954 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-22 16:03:18,957 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-22 16:03:18,958 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-22 16:03:18,959 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-22 16:03:18,962 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-22 16:03:18,965 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-22 16:03:18,966 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-22 16:03:18,967 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-22 16:03:18,968 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-22 16:03:18,970 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-22 16:03:18,973 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-22 16:03:18,973 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-22 16:03:18,974 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-22 16:03:18,975 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-22 16:03:18,976 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-22 16:03:18,976 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-22 16:03:18,977 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-22 16:03:18,978 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-22 16:03:18,979 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-22 16:03:18,980 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-22 16:03:18,981 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-22 16:03:18,981 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-22 16:03:18,981 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-22 16:03:18,982 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-22 16:03:18,982 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-22 16:03:18,983 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-22 16:03:18,984 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-22 16:03:19,012 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-22 16:03:19,015 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-22 16:03:19,015 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-22 16:03:19,015 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-22 16:03:19,016 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-22 16:03:19,016 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-22 16:03:19,017 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-22 16:03:19,017 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-22 16:03:19,017 INFO L138 SettingsManager]: * Use SBE=true [2021-12-22 16:03:19,018 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-22 16:03:19,019 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-22 16:03:19,019 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-22 16:03:19,019 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-22 16:03:19,019 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-22 16:03:19,019 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-22 16:03:19,020 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-22 16:03:19,020 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-22 16:03:19,020 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-22 16:03:19,020 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-22 16:03:19,020 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-22 16:03:19,021 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-22 16:03:19,021 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-22 16:03:19,021 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-22 16:03:19,021 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-22 16:03:19,021 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-22 16:03:19,022 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-22 16:03:19,022 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-22 16:03:19,022 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-22 16:03:19,022 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-22 16:03:19,022 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-22 16:03:19,023 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-22 16:03:19,023 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a63a35a997d4cef3a03c29c7166a2a1f9c94c58040c56bbf24b94b5923949bbd [2021-12-22 16:03:19,247 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-22 16:03:19,276 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-22 16:03:19,279 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-22 16:03:19,280 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-22 16:03:19,280 INFO L275 PluginConnector]: CDTParser initialized [2021-12-22 16:03:19,281 INFO L432 ainManager$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--net--can--janz-ican3.ko.cil.i [2021-12-22 16:03:19,346 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2c3969853/4bb1da9c7c8b4f028542275cdcb0c131/FLAGa4c737c18 [2021-12-22 16:03:20,096 INFO L306 CDTParser]: Found 1 translation units. [2021-12-22 16:03:20,097 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--can--janz-ican3.ko.cil.i [2021-12-22 16:03:20,173 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2c3969853/4bb1da9c7c8b4f028542275cdcb0c131/FLAGa4c737c18 [2021-12-22 16:03:20,365 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2c3969853/4bb1da9c7c8b4f028542275cdcb0c131 [2021-12-22 16:03:20,369 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-22 16:03:20,371 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-22 16:03:20,373 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-22 16:03:20,373 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-22 16:03:20,376 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-22 16:03:20,376 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 04:03:20" (1/1) ... [2021-12-22 16:03:20,378 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@656731a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 04:03:20, skipping insertion in model container [2021-12-22 16:03:20,379 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 04:03:20" (1/1) ... [2021-12-22 16:03:20,385 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-22 16:03:20,536 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-22 16:03:24,481 WARN L230 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--net--can--janz-ican3.ko.cil.i[397439,397452] [2021-12-22 16:03:24,484 WARN L230 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--net--can--janz-ican3.ko.cil.i[397584,397597] [2021-12-22 16:03:24,491 WARN L230 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--net--can--janz-ican3.ko.cil.i[397730,397743] [2021-12-22 16:03:24,492 WARN L230 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--net--can--janz-ican3.ko.cil.i[397895,397908] [2021-12-22 16:03:24,492 WARN L230 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--net--can--janz-ican3.ko.cil.i[398053,398066] [2021-12-22 16:03:24,493 WARN L230 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--net--can--janz-ican3.ko.cil.i[398211,398224] [2021-12-22 16:03:24,494 WARN L230 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--net--can--janz-ican3.ko.cil.i[398369,398382] [2021-12-22 16:03:24,495 WARN L230 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--net--can--janz-ican3.ko.cil.i[398529,398542] [2021-12-22 16:03:24,495 WARN L230 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--net--can--janz-ican3.ko.cil.i[398688,398701] [2021-12-22 16:03:24,496 WARN L230 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--net--can--janz-ican3.ko.cil.i[398827,398840] [2021-12-22 16:03:24,496 WARN L230 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--net--can--janz-ican3.ko.cil.i[398969,398982] [2021-12-22 16:03:24,497 WARN L230 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--net--can--janz-ican3.ko.cil.i[399118,399131] [2021-12-22 16:03:24,497 WARN L230 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--net--can--janz-ican3.ko.cil.i[399257,399270] [2021-12-22 16:03:24,498 WARN L230 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--net--can--janz-ican3.ko.cil.i[399412,399425] [2021-12-22 16:03:24,503 WARN L230 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--net--can--janz-ican3.ko.cil.i[399572,399585] [2021-12-22 16:03:24,503 WARN L230 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--net--can--janz-ican3.ko.cil.i[399723,399736] [2021-12-22 16:03:24,504 WARN L230 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--net--can--janz-ican3.ko.cil.i[399874,399887] [2021-12-22 16:03:24,506 WARN L230 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--net--can--janz-ican3.ko.cil.i[400026,400039] [2021-12-22 16:03:24,507 WARN L230 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--net--can--janz-ican3.ko.cil.i[400175,400188] [2021-12-22 16:03:24,507 WARN L230 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--net--can--janz-ican3.ko.cil.i[400323,400336] [2021-12-22 16:03:24,508 WARN L230 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--net--can--janz-ican3.ko.cil.i[400480,400493] [2021-12-22 16:03:24,508 WARN L230 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--net--can--janz-ican3.ko.cil.i[400629,400642] [2021-12-22 16:03:24,508 WARN L230 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--net--can--janz-ican3.ko.cil.i[400785,400798] [2021-12-22 16:03:24,509 WARN L230 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--net--can--janz-ican3.ko.cil.i[400938,400951] [2021-12-22 16:03:24,511 WARN L230 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--net--can--janz-ican3.ko.cil.i[401084,401097] [2021-12-22 16:03:24,512 WARN L230 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--net--can--janz-ican3.ko.cil.i[401227,401240] [2021-12-22 16:03:24,512 WARN L230 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--net--can--janz-ican3.ko.cil.i[401379,401392] [2021-12-22 16:03:24,513 WARN L230 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--net--can--janz-ican3.ko.cil.i[401525,401538] [2021-12-22 16:03:24,513 WARN L230 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--net--can--janz-ican3.ko.cil.i[401670,401683] [2021-12-22 16:03:24,514 WARN L230 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--net--can--janz-ican3.ko.cil.i[401824,401837] [2021-12-22 16:03:24,515 WARN L230 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--net--can--janz-ican3.ko.cil.i[401975,401988] [2021-12-22 16:03:24,516 WARN L230 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--net--can--janz-ican3.ko.cil.i[402130,402143] [2021-12-22 16:03:24,516 WARN L230 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--net--can--janz-ican3.ko.cil.i[402282,402295] [2021-12-22 16:03:24,516 WARN L230 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--net--can--janz-ican3.ko.cil.i[402437,402450] [2021-12-22 16:03:24,517 WARN L230 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--net--can--janz-ican3.ko.cil.i[402601,402614] [2021-12-22 16:03:24,518 WARN L230 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--net--can--janz-ican3.ko.cil.i[402757,402770] [2021-12-22 16:03:24,518 WARN L230 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--net--can--janz-ican3.ko.cil.i[402921,402934] [2021-12-22 16:03:24,518 WARN L230 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--net--can--janz-ican3.ko.cil.i[403063,403076] [2021-12-22 16:03:24,519 WARN L230 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--net--can--janz-ican3.ko.cil.i[403221,403234] [2021-12-22 16:03:24,519 WARN L230 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--net--can--janz-ican3.ko.cil.i[403388,403401] [2021-12-22 16:03:24,520 WARN L230 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--net--can--janz-ican3.ko.cil.i[403547,403560] [2021-12-22 16:03:24,520 WARN L230 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--net--can--janz-ican3.ko.cil.i[403706,403719] [2021-12-22 16:03:24,521 WARN L230 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--net--can--janz-ican3.ko.cil.i[403855,403868] [2021-12-22 16:03:24,522 WARN L230 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--net--can--janz-ican3.ko.cil.i[404002,404015] [2021-12-22 16:03:24,523 WARN L230 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--net--can--janz-ican3.ko.cil.i[404141,404154] [2021-12-22 16:03:24,523 WARN L230 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--net--can--janz-ican3.ko.cil.i[404304,404317] [2021-12-22 16:03:24,523 WARN L230 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--net--can--janz-ican3.ko.cil.i[404470,404483] [2021-12-22 16:03:24,525 WARN L230 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--net--can--janz-ican3.ko.cil.i[404634,404647] [2021-12-22 16:03:24,525 WARN L230 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--net--can--janz-ican3.ko.cil.i[404799,404812] [2021-12-22 16:03:24,525 WARN L230 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--net--can--janz-ican3.ko.cil.i[404964,404977] [2021-12-22 16:03:24,526 WARN L230 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--net--can--janz-ican3.ko.cil.i[405130,405143] [2021-12-22 16:03:24,526 WARN L230 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--net--can--janz-ican3.ko.cil.i[405295,405308] [2021-12-22 16:03:24,527 WARN L230 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--net--can--janz-ican3.ko.cil.i[405462,405475] [2021-12-22 16:03:24,527 WARN L230 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--net--can--janz-ican3.ko.cil.i[405622,405635] [2021-12-22 16:03:24,527 WARN L230 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--net--can--janz-ican3.ko.cil.i[405784,405797] [2021-12-22 16:03:24,528 WARN L230 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--net--can--janz-ican3.ko.cil.i[405943,405956] [2021-12-22 16:03:24,528 WARN L230 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--net--can--janz-ican3.ko.cil.i[406089,406102] [2021-12-22 16:03:24,528 WARN L230 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--net--can--janz-ican3.ko.cil.i[406232,406245] [2021-12-22 16:03:24,529 WARN L230 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--net--can--janz-ican3.ko.cil.i[406376,406389] [2021-12-22 16:03:24,529 WARN L230 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--net--can--janz-ican3.ko.cil.i[406519,406532] [2021-12-22 16:03:24,529 WARN L230 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--net--can--janz-ican3.ko.cil.i[406663,406676] [2021-12-22 16:03:24,530 WARN L230 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--net--can--janz-ican3.ko.cil.i[406804,406817] [2021-12-22 16:03:24,530 WARN L230 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--net--can--janz-ican3.ko.cil.i[406942,406955] [2021-12-22 16:03:24,531 WARN L230 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--net--can--janz-ican3.ko.cil.i[407100,407113] [2021-12-22 16:03:24,531 WARN L230 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--net--can--janz-ican3.ko.cil.i[407259,407272] [2021-12-22 16:03:24,532 WARN L230 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--net--can--janz-ican3.ko.cil.i[407415,407428] [2021-12-22 16:03:24,532 WARN L230 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--net--can--janz-ican3.ko.cil.i[407564,407577] [2021-12-22 16:03:24,533 WARN L230 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--net--can--janz-ican3.ko.cil.i[407716,407729] [2021-12-22 16:03:24,533 WARN L230 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--net--can--janz-ican3.ko.cil.i[407867,407880] [2021-12-22 16:03:24,534 WARN L230 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--net--can--janz-ican3.ko.cil.i[408016,408029] [2021-12-22 16:03:24,534 WARN L230 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--net--can--janz-ican3.ko.cil.i[408168,408181] [2021-12-22 16:03:24,535 WARN L230 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--net--can--janz-ican3.ko.cil.i[408316,408329] [2021-12-22 16:03:24,535 WARN L230 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--net--can--janz-ican3.ko.cil.i[408469,408482] [2021-12-22 16:03:24,535 WARN L230 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--net--can--janz-ican3.ko.cil.i[408620,408633] [2021-12-22 16:03:24,536 WARN L230 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--net--can--janz-ican3.ko.cil.i[408770,408783] [2021-12-22 16:03:24,536 WARN L230 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--net--can--janz-ican3.ko.cil.i[408917,408930] [2021-12-22 16:03:24,536 WARN L230 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--net--can--janz-ican3.ko.cil.i[409068,409081] [2021-12-22 16:03:24,537 WARN L230 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--net--can--janz-ican3.ko.cil.i[409219,409232] [2021-12-22 16:03:24,537 WARN L230 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--net--can--janz-ican3.ko.cil.i[409367,409380] [2021-12-22 16:03:24,538 WARN L230 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--net--can--janz-ican3.ko.cil.i[409533,409546] [2021-12-22 16:03:24,538 WARN L230 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--net--can--janz-ican3.ko.cil.i[409702,409715] [2021-12-22 16:03:24,538 WARN L230 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--net--can--janz-ican3.ko.cil.i[409869,409882] [2021-12-22 16:03:24,539 WARN L230 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--net--can--janz-ican3.ko.cil.i[410037,410050] [2021-12-22 16:03:24,539 WARN L230 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--net--can--janz-ican3.ko.cil.i[410187,410200] [2021-12-22 16:03:24,539 WARN L230 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--net--can--janz-ican3.ko.cil.i[410334,410347] [2021-12-22 16:03:24,540 WARN L230 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--net--can--janz-ican3.ko.cil.i[410495,410508] [2021-12-22 16:03:24,541 WARN L230 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--net--can--janz-ican3.ko.cil.i[410665,410678] [2021-12-22 16:03:24,541 WARN L230 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--net--can--janz-ican3.ko.cil.i[410827,410840] [2021-12-22 16:03:24,573 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-22 16:03:24,602 INFO L203 MainTranslator]: Completed pre-run [2021-12-22 16:03:24,974 WARN L230 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--net--can--janz-ican3.ko.cil.i[397439,397452] [2021-12-22 16:03:24,974 WARN L230 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--net--can--janz-ican3.ko.cil.i[397584,397597] [2021-12-22 16:03:24,975 WARN L230 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--net--can--janz-ican3.ko.cil.i[397730,397743] [2021-12-22 16:03:24,975 WARN L230 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--net--can--janz-ican3.ko.cil.i[397895,397908] [2021-12-22 16:03:24,976 WARN L230 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--net--can--janz-ican3.ko.cil.i[398053,398066] [2021-12-22 16:03:24,976 WARN L230 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--net--can--janz-ican3.ko.cil.i[398211,398224] [2021-12-22 16:03:24,976 WARN L230 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--net--can--janz-ican3.ko.cil.i[398369,398382] [2021-12-22 16:03:24,977 WARN L230 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--net--can--janz-ican3.ko.cil.i[398529,398542] [2021-12-22 16:03:24,977 WARN L230 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--net--can--janz-ican3.ko.cil.i[398688,398701] [2021-12-22 16:03:24,978 WARN L230 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--net--can--janz-ican3.ko.cil.i[398827,398840] [2021-12-22 16:03:24,978 WARN L230 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--net--can--janz-ican3.ko.cil.i[398969,398982] [2021-12-22 16:03:24,978 WARN L230 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--net--can--janz-ican3.ko.cil.i[399118,399131] [2021-12-22 16:03:24,979 WARN L230 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--net--can--janz-ican3.ko.cil.i[399257,399270] [2021-12-22 16:03:24,979 WARN L230 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--net--can--janz-ican3.ko.cil.i[399412,399425] [2021-12-22 16:03:24,979 WARN L230 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--net--can--janz-ican3.ko.cil.i[399572,399585] [2021-12-22 16:03:24,980 WARN L230 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--net--can--janz-ican3.ko.cil.i[399723,399736] [2021-12-22 16:03:24,980 WARN L230 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--net--can--janz-ican3.ko.cil.i[399874,399887] [2021-12-22 16:03:24,980 WARN L230 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--net--can--janz-ican3.ko.cil.i[400026,400039] [2021-12-22 16:03:24,981 WARN L230 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--net--can--janz-ican3.ko.cil.i[400175,400188] [2021-12-22 16:03:24,981 WARN L230 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--net--can--janz-ican3.ko.cil.i[400323,400336] [2021-12-22 16:03:24,981 WARN L230 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--net--can--janz-ican3.ko.cil.i[400480,400493] [2021-12-22 16:03:24,982 WARN L230 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--net--can--janz-ican3.ko.cil.i[400629,400642] [2021-12-22 16:03:24,982 WARN L230 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--net--can--janz-ican3.ko.cil.i[400785,400798] [2021-12-22 16:03:24,983 WARN L230 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--net--can--janz-ican3.ko.cil.i[400938,400951] [2021-12-22 16:03:24,983 WARN L230 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--net--can--janz-ican3.ko.cil.i[401084,401097] [2021-12-22 16:03:24,983 WARN L230 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--net--can--janz-ican3.ko.cil.i[401227,401240] [2021-12-22 16:03:24,984 WARN L230 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--net--can--janz-ican3.ko.cil.i[401379,401392] [2021-12-22 16:03:24,984 WARN L230 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--net--can--janz-ican3.ko.cil.i[401525,401538] [2021-12-22 16:03:24,984 WARN L230 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--net--can--janz-ican3.ko.cil.i[401670,401683] [2021-12-22 16:03:24,985 WARN L230 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--net--can--janz-ican3.ko.cil.i[401824,401837] [2021-12-22 16:03:24,985 WARN L230 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--net--can--janz-ican3.ko.cil.i[401975,401988] [2021-12-22 16:03:24,985 WARN L230 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--net--can--janz-ican3.ko.cil.i[402130,402143] [2021-12-22 16:03:24,986 WARN L230 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--net--can--janz-ican3.ko.cil.i[402282,402295] [2021-12-22 16:03:24,986 WARN L230 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--net--can--janz-ican3.ko.cil.i[402437,402450] [2021-12-22 16:03:24,986 WARN L230 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--net--can--janz-ican3.ko.cil.i[402601,402614] [2021-12-22 16:03:24,987 WARN L230 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--net--can--janz-ican3.ko.cil.i[402757,402770] [2021-12-22 16:03:24,987 WARN L230 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--net--can--janz-ican3.ko.cil.i[402921,402934] [2021-12-22 16:03:24,988 WARN L230 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--net--can--janz-ican3.ko.cil.i[403063,403076] [2021-12-22 16:03:24,988 WARN L230 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--net--can--janz-ican3.ko.cil.i[403221,403234] [2021-12-22 16:03:24,988 WARN L230 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--net--can--janz-ican3.ko.cil.i[403388,403401] [2021-12-22 16:03:24,989 WARN L230 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--net--can--janz-ican3.ko.cil.i[403547,403560] [2021-12-22 16:03:24,989 WARN L230 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--net--can--janz-ican3.ko.cil.i[403706,403719] [2021-12-22 16:03:24,989 WARN L230 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--net--can--janz-ican3.ko.cil.i[403855,403868] [2021-12-22 16:03:24,990 WARN L230 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--net--can--janz-ican3.ko.cil.i[404002,404015] [2021-12-22 16:03:24,990 WARN L230 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--net--can--janz-ican3.ko.cil.i[404141,404154] [2021-12-22 16:03:24,990 WARN L230 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--net--can--janz-ican3.ko.cil.i[404304,404317] [2021-12-22 16:03:24,991 WARN L230 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--net--can--janz-ican3.ko.cil.i[404470,404483] [2021-12-22 16:03:24,991 WARN L230 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--net--can--janz-ican3.ko.cil.i[404634,404647] [2021-12-22 16:03:24,992 WARN L230 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--net--can--janz-ican3.ko.cil.i[404799,404812] [2021-12-22 16:03:24,992 WARN L230 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--net--can--janz-ican3.ko.cil.i[404964,404977] [2021-12-22 16:03:24,992 WARN L230 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--net--can--janz-ican3.ko.cil.i[405130,405143] [2021-12-22 16:03:24,993 WARN L230 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--net--can--janz-ican3.ko.cil.i[405295,405308] [2021-12-22 16:03:24,993 WARN L230 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--net--can--janz-ican3.ko.cil.i[405462,405475] [2021-12-22 16:03:24,993 WARN L230 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--net--can--janz-ican3.ko.cil.i[405622,405635] [2021-12-22 16:03:24,994 WARN L230 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--net--can--janz-ican3.ko.cil.i[405784,405797] [2021-12-22 16:03:24,994 WARN L230 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--net--can--janz-ican3.ko.cil.i[405943,405956] [2021-12-22 16:03:24,995 WARN L230 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--net--can--janz-ican3.ko.cil.i[406089,406102] [2021-12-22 16:03:24,995 WARN L230 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--net--can--janz-ican3.ko.cil.i[406232,406245] [2021-12-22 16:03:24,995 WARN L230 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--net--can--janz-ican3.ko.cil.i[406376,406389] [2021-12-22 16:03:24,996 WARN L230 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--net--can--janz-ican3.ko.cil.i[406519,406532] [2021-12-22 16:03:24,996 WARN L230 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--net--can--janz-ican3.ko.cil.i[406663,406676] [2021-12-22 16:03:24,996 WARN L230 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--net--can--janz-ican3.ko.cil.i[406804,406817] [2021-12-22 16:03:24,997 WARN L230 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--net--can--janz-ican3.ko.cil.i[406942,406955] [2021-12-22 16:03:24,997 WARN L230 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--net--can--janz-ican3.ko.cil.i[407100,407113] [2021-12-22 16:03:24,997 WARN L230 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--net--can--janz-ican3.ko.cil.i[407259,407272] [2021-12-22 16:03:24,998 WARN L230 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--net--can--janz-ican3.ko.cil.i[407415,407428] [2021-12-22 16:03:24,998 WARN L230 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--net--can--janz-ican3.ko.cil.i[407564,407577] [2021-12-22 16:03:24,998 WARN L230 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--net--can--janz-ican3.ko.cil.i[407716,407729] [2021-12-22 16:03:24,999 WARN L230 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--net--can--janz-ican3.ko.cil.i[407867,407880] [2021-12-22 16:03:24,999 WARN L230 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--net--can--janz-ican3.ko.cil.i[408016,408029] [2021-12-22 16:03:24,999 WARN L230 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--net--can--janz-ican3.ko.cil.i[408168,408181] [2021-12-22 16:03:25,000 WARN L230 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--net--can--janz-ican3.ko.cil.i[408316,408329] [2021-12-22 16:03:25,000 WARN L230 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--net--can--janz-ican3.ko.cil.i[408469,408482] [2021-12-22 16:03:25,001 WARN L230 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--net--can--janz-ican3.ko.cil.i[408620,408633] [2021-12-22 16:03:25,001 WARN L230 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--net--can--janz-ican3.ko.cil.i[408770,408783] [2021-12-22 16:03:25,001 WARN L230 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--net--can--janz-ican3.ko.cil.i[408917,408930] [2021-12-22 16:03:25,002 WARN L230 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--net--can--janz-ican3.ko.cil.i[409068,409081] [2021-12-22 16:03:25,002 WARN L230 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--net--can--janz-ican3.ko.cil.i[409219,409232] [2021-12-22 16:03:25,002 WARN L230 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--net--can--janz-ican3.ko.cil.i[409367,409380] [2021-12-22 16:03:25,003 WARN L230 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--net--can--janz-ican3.ko.cil.i[409533,409546] [2021-12-22 16:03:25,003 WARN L230 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--net--can--janz-ican3.ko.cil.i[409702,409715] [2021-12-22 16:03:25,003 WARN L230 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--net--can--janz-ican3.ko.cil.i[409869,409882] [2021-12-22 16:03:25,004 WARN L230 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--net--can--janz-ican3.ko.cil.i[410037,410050] [2021-12-22 16:03:25,004 WARN L230 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--net--can--janz-ican3.ko.cil.i[410187,410200] [2021-12-22 16:03:25,004 WARN L230 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--net--can--janz-ican3.ko.cil.i[410334,410347] [2021-12-22 16:03:25,005 WARN L230 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--net--can--janz-ican3.ko.cil.i[410495,410508] [2021-12-22 16:03:25,005 WARN L230 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--net--can--janz-ican3.ko.cil.i[410665,410678] [2021-12-22 16:03:25,005 WARN L230 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--net--can--janz-ican3.ko.cil.i[410827,410840] [2021-12-22 16:03:25,008 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-22 16:03:25,185 INFO L208 MainTranslator]: Completed translation [2021-12-22 16:03:25,187 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 04:03:25 WrapperNode [2021-12-22 16:03:25,187 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-22 16:03:25,188 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-22 16:03:25,189 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-22 16:03:25,189 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-22 16:03:25,196 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 04:03:25" (1/1) ... [2021-12-22 16:03:25,280 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 04:03:25" (1/1) ... [2021-12-22 16:03:25,433 INFO L137 Inliner]: procedures = 641, calls = 2560, calls flagged for inlining = 300, calls inlined = 195, statements flattened = 3283 [2021-12-22 16:03:25,434 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-22 16:03:25,435 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-22 16:03:25,435 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-22 16:03:25,435 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-22 16:03:25,443 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 04:03:25" (1/1) ... [2021-12-22 16:03:25,444 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 04:03:25" (1/1) ... [2021-12-22 16:03:25,469 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 04:03:25" (1/1) ... [2021-12-22 16:03:25,470 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 04:03:25" (1/1) ... [2021-12-22 16:03:25,544 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 04:03:25" (1/1) ... [2021-12-22 16:03:25,556 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 04:03:25" (1/1) ... [2021-12-22 16:03:25,573 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 04:03:25" (1/1) ... [2021-12-22 16:03:25,595 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-22 16:03:25,596 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-22 16:03:25,596 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-22 16:03:25,597 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-22 16:03:25,598 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 04:03:25" (1/1) ... [2021-12-22 16:03:25,604 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-22 16:03:25,613 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 16:03:25,627 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) [2021-12-22 16:03:25,655 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 [2021-12-22 16:03:25,671 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_check_final_state [2021-12-22 16:03:25,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_check_final_state [2021-12-22 16:03:25,671 INFO L130 BoogieDeclarations]: Found specification of procedure ican3_open [2021-12-22 16:03:25,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ican3_open [2021-12-22 16:03:25,672 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-22 16:03:25,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-22 16:03:25,672 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_final_state [2021-12-22 16:03:25,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_final_state [2021-12-22 16:03:25,672 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2021-12-22 16:03:25,672 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2021-12-22 16:03:25,673 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2021-12-22 16:03:25,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2021-12-22 16:03:25,673 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_toio [2021-12-22 16:03:25,673 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_toio [2021-12-22 16:03:25,673 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-12-22 16:03:25,673 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-12-22 16:03:25,674 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite8 [2021-12-22 16:03:25,674 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite8 [2021-12-22 16:03:25,674 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_check_final_state [2021-12-22 16:03:25,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_check_final_state [2021-12-22 16:03:25,674 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_check_final_state [2021-12-22 16:03:25,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_check_final_state [2021-12-22 16:03:25,674 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-22 16:03:25,675 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-22 16:03:25,675 INFO L130 BoogieDeclarations]: Found specification of procedure ican3_reset_module [2021-12-22 16:03:25,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ican3_reset_module [2021-12-22 16:03:25,675 INFO L130 BoogieDeclarations]: Found specification of procedure ican3_set_bus_state [2021-12-22 16:03:25,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ican3_set_bus_state [2021-12-22 16:03:25,675 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-12-22 16:03:25,676 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-12-22 16:03:25,676 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-22 16:03:25,676 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-22 16:03:25,676 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_check_final_state [2021-12-22 16:03:25,676 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_check_final_state [2021-12-22 16:03:25,676 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_resource [2021-12-22 16:03:25,676 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_resource [2021-12-22 16:03:25,677 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-22 16:03:25,677 INFO L130 BoogieDeclarations]: Found specification of procedure ican3_set_buserror [2021-12-22 16:03:25,677 INFO L138 BoogieDeclarations]: Found implementation of procedure ican3_set_buserror [2021-12-22 16:03:25,677 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_check_final_state [2021-12-22 16:03:25,677 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_check_final_state [2021-12-22 16:03:25,677 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-12-22 16:03:25,678 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-12-22 16:03:25,678 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-22 16:03:25,678 INFO L130 BoogieDeclarations]: Found specification of procedure ican3_remove [2021-12-22 16:03:25,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ican3_remove [2021-12-22 16:03:25,679 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-12-22 16:03:25,679 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-12-22 16:03:25,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-22 16:03:25,679 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_in_interrupt_context [2021-12-22 16:03:25,679 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_in_interrupt_context [2021-12-22 16:03:25,679 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-12-22 16:03:25,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-12-22 16:03:25,680 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2021-12-22 16:03:25,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2021-12-22 16:03:25,680 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-22 16:03:25,680 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_check_final_state [2021-12-22 16:03:25,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_check_final_state [2021-12-22 16:03:25,681 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-22 16:03:25,681 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-22 16:03:25,681 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_reset_error_counter [2021-12-22 16:03:25,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_reset_error_counter [2021-12-22 16:03:25,681 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-12-22 16:03:25,682 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-12-22 16:03:25,682 INFO L130 BoogieDeclarations]: Found specification of procedure ican3_txok [2021-12-22 16:03:25,682 INFO L138 BoogieDeclarations]: Found implementation of procedure ican3_txok [2021-12-22 16:03:25,682 INFO L130 BoogieDeclarations]: Found specification of procedure ican3_set_termination [2021-12-22 16:03:25,682 INFO L138 BoogieDeclarations]: Found implementation of procedure ican3_set_termination [2021-12-22 16:03:25,682 INFO L130 BoogieDeclarations]: Found specification of procedure ican3_send_msg [2021-12-22 16:03:25,683 INFO L138 BoogieDeclarations]: Found implementation of procedure ican3_send_msg [2021-12-22 16:03:25,683 INFO L130 BoogieDeclarations]: Found specification of procedure ican3_set_page [2021-12-22 16:03:25,683 INFO L138 BoogieDeclarations]: Found implementation of procedure ican3_set_page [2021-12-22 16:03:25,684 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_check_final_state [2021-12-22 16:03:25,685 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_check_final_state [2021-12-22 16:03:25,685 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2021-12-22 16:03:25,686 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2021-12-22 16:03:25,686 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-22 16:03:25,686 INFO L130 BoogieDeclarations]: Found specification of procedure ican3_send_inquiry [2021-12-22 16:03:25,686 INFO L138 BoogieDeclarations]: Found implementation of procedure ican3_send_inquiry [2021-12-22 16:03:25,686 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-22 16:03:25,686 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-12-22 16:03:25,686 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-12-22 16:03:25,686 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-22 16:03:25,686 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-12-22 16:03:25,686 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-12-22 16:03:25,686 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-12-22 16:03:25,686 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-12-22 16:03:25,686 INFO L130 BoogieDeclarations]: Found specification of procedure ioread8 [2021-12-22 16:03:25,687 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread8 [2021-12-22 16:03:25,687 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2021-12-22 16:03:25,687 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2021-12-22 16:03:25,687 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-12-22 16:03:25,687 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-12-22 16:03:25,687 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_reset_error_counter [2021-12-22 16:03:25,687 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_reset_error_counter [2021-12-22 16:03:25,687 INFO L130 BoogieDeclarations]: Found specification of procedure free_candev [2021-12-22 16:03:25,687 INFO L138 BoogieDeclarations]: Found implementation of procedure free_candev [2021-12-22 16:03:25,687 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-22 16:03:25,687 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-22 16:03:25,687 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-22 16:03:25,687 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-22 16:03:25,687 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-22 16:03:25,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-22 16:03:25,688 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_fromio [2021-12-22 16:03:25,688 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_fromio [2021-12-22 16:03:25,688 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2021-12-22 16:03:25,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2021-12-22 16:03:25,688 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion_timeout [2021-12-22 16:03:25,688 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion_timeout [2021-12-22 16:03:25,688 INFO L130 BoogieDeclarations]: Found specification of procedure ican3_stop [2021-12-22 16:03:25,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ican3_stop [2021-12-22 16:03:25,688 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-22 16:03:25,688 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-22 16:03:25,688 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_io_mem_unmap [2021-12-22 16:03:25,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_io_mem_unmap [2021-12-22 16:03:25,689 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2021-12-22 16:03:25,689 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2021-12-22 16:03:25,689 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_127 [2021-12-22 16:03:25,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_127 [2021-12-22 16:03:25,689 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_check_final_state [2021-12-22 16:03:25,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_check_final_state [2021-12-22 16:03:25,689 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_check_final_state [2021-12-22 16:03:25,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_check_final_state [2021-12-22 16:03:25,689 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-22 16:03:25,689 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_check_final_state [2021-12-22 16:03:25,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_check_final_state [2021-12-22 16:03:25,689 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-22 16:03:25,689 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap [2021-12-22 16:03:25,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap [2021-12-22 16:03:25,690 INFO L130 BoogieDeclarations]: Found specification of procedure ican3_probe [2021-12-22 16:03:25,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ican3_probe [2021-12-22 16:03:25,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-22 16:03:25,690 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2021-12-22 16:03:25,690 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2021-12-22 16:03:25,690 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_sched_completion__wait_without_init [2021-12-22 16:03:25,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_sched_completion__wait_without_init [2021-12-22 16:03:25,690 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_check_final_state [2021-12-22 16:03:25,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_check_final_state [2021-12-22 16:03:25,690 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-12-22 16:03:25,690 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-12-22 16:03:25,690 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_lock_of_ican3_dev [2021-12-22 16:03:25,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_lock_of_ican3_dev [2021-12-22 16:03:25,690 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-12-22 16:03:25,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-12-22 16:03:25,691 INFO L130 BoogieDeclarations]: Found specification of procedure close_candev [2021-12-22 16:03:25,691 INFO L138 BoogieDeclarations]: Found implementation of procedure close_candev [2021-12-22 16:03:25,691 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2021-12-22 16:03:25,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2021-12-22 16:03:25,691 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2021-12-22 16:03:25,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2021-12-22 16:03:25,691 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_check_final_state [2021-12-22 16:03:25,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_check_final_state [2021-12-22 16:03:25,691 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2021-12-22 16:03:25,691 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2021-12-22 16:03:25,691 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-12-22 16:03:25,691 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-12-22 16:03:25,691 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2021-12-22 16:03:25,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2021-12-22 16:03:25,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-22 16:03:25,692 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_check_final_state [2021-12-22 16:03:25,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_check_final_state [2021-12-22 16:03:25,692 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-22 16:03:25,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-22 16:03:25,692 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_check_final_state [2021-12-22 16:03:25,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_check_final_state [2021-12-22 16:03:25,692 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-12-22 16:03:25,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-12-22 16:03:25,692 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2021-12-22 16:03:25,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2021-12-22 16:03:25,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-22 16:03:25,693 INFO L130 BoogieDeclarations]: Found specification of procedure resource_size [2021-12-22 16:03:25,693 INFO L138 BoogieDeclarations]: Found implementation of procedure resource_size [2021-12-22 16:03:26,305 INFO L234 CfgBuilder]: Building ICFG [2021-12-22 16:03:26,307 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-22 16:03:26,486 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-22 16:03:30,964 INFO L275 CfgBuilder]: Performing block encoding [2021-12-22 16:03:30,988 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-22 16:03:30,988 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-22 16:03:30,993 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 04:03:30 BoogieIcfgContainer [2021-12-22 16:03:30,994 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-22 16:03:30,996 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-22 16:03:30,996 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-22 16:03:30,999 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-22 16:03:30,999 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.12 04:03:20" (1/3) ... [2021-12-22 16:03:31,000 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@26f9f220 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 04:03:31, skipping insertion in model container [2021-12-22 16:03:31,000 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 04:03:25" (2/3) ... [2021-12-22 16:03:31,000 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@26f9f220 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 04:03:31, skipping insertion in model container [2021-12-22 16:03:31,001 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 04:03:30" (3/3) ... [2021-12-22 16:03:31,002 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---drivers--net--can--janz-ican3.ko.cil.i [2021-12-22 16:03:31,008 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-22 16:03:31,009 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 29 error locations. [2021-12-22 16:03:31,074 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-22 16:03:31,085 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 [2021-12-22 16:03:31,086 INFO L340 AbstractCegarLoop]: Starting to check reachability of 29 error locations. [2021-12-22 16:03:31,164 INFO L276 IsEmpty]: Start isEmpty. Operand has 1246 states, 831 states have (on average 1.2551143200962696) internal successors, (1043), 878 states have internal predecessors, (1043), 308 states have call successors, (308), 78 states have call predecessors, (308), 77 states have return successors, (302), 302 states have call predecessors, (302), 302 states have call successors, (302) [2021-12-22 16:03:31,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-12-22 16:03:31,174 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 16:03:31,175 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 16:03:31,175 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_linux_arch_io_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-12-22 16:03:31,183 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 16:03:31,185 INFO L85 PathProgramCache]: Analyzing trace with hash 1775150892, now seen corresponding path program 1 times [2021-12-22 16:03:31,194 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 16:03:31,194 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2046510310] [2021-12-22 16:03:31,195 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 16:03:31,196 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 16:03:31,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:03:31,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-22 16:03:31,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:03:31,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-22 16:03:31,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:03:31,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-22 16:03:31,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:03:31,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-22 16:03:31,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:03:31,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2021-12-22 16:03:31,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:03:31,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2021-12-22 16:03:31,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:03:31,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 16:03:31,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:03:31,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2021-12-22 16:03:31,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:03:31,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2021-12-22 16:03:31,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:03:31,872 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-12-22 16:03:31,872 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 16:03:31,872 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2046510310] [2021-12-22 16:03:31,873 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2046510310] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 16:03:31,874 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 16:03:31,874 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-22 16:03:31,875 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [274755996] [2021-12-22 16:03:31,876 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 16:03:31,880 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-22 16:03:31,880 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 16:03:31,908 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-22 16:03:31,909 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-22 16:03:31,914 INFO L87 Difference]: Start difference. First operand has 1246 states, 831 states have (on average 1.2551143200962696) internal successors, (1043), 878 states have internal predecessors, (1043), 308 states have call successors, (308), 78 states have call predecessors, (308), 77 states have return successors, (302), 302 states have call predecessors, (302), 302 states have call successors, (302) Second operand has 6 states, 6 states have (on average 5.666666666666667) internal successors, (34), 4 states have internal predecessors, (34), 2 states have call successors, (10), 4 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2021-12-22 16:03:37,851 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 16:03:41,822 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 16:03:41,822 INFO L93 Difference]: Finished difference Result 3672 states and 5151 transitions. [2021-12-22 16:03:41,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-12-22 16:03:41,824 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 5.666666666666667) internal successors, (34), 4 states have internal predecessors, (34), 2 states have call successors, (10), 4 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 64 [2021-12-22 16:03:41,825 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-22 16:03:41,863 INFO L225 Difference]: With dead ends: 3672 [2021-12-22 16:03:41,863 INFO L226 Difference]: Without dead ends: 2423 [2021-12-22 16:03:41,879 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2021-12-22 16:03:41,884 INFO L933 BasicCegarLoop]: 1974 mSDtfsCounter, 3418 mSDsluCounter, 2048 mSDsCounter, 0 mSdLazyCounter, 3253 mSolverCounterSat, 2167 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3495 SdHoareTripleChecker+Valid, 4022 SdHoareTripleChecker+Invalid, 5421 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2167 IncrementalHoareTripleChecker+Valid, 3253 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.4s IncrementalHoareTripleChecker+Time [2021-12-22 16:03:41,885 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3495 Valid, 4022 Invalid, 5421 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2167 Valid, 3253 Invalid, 1 Unknown, 0 Unchecked, 9.4s Time] [2021-12-22 16:03:41,906 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2423 states. [2021-12-22 16:03:42,111 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2423 to 2224. [2021-12-22 16:03:42,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2224 states, 1509 states have (on average 1.216699801192843) internal successors, (1836), 1568 states have internal predecessors, (1836), 554 states have call successors, (554), 134 states have call predecessors, (554), 132 states have return successors, (578), 546 states have call predecessors, (578), 552 states have call successors, (578) [2021-12-22 16:03:42,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2224 states to 2224 states and 2968 transitions. [2021-12-22 16:03:42,141 INFO L78 Accepts]: Start accepts. Automaton has 2224 states and 2968 transitions. Word has length 64 [2021-12-22 16:03:42,143 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-22 16:03:42,143 INFO L470 AbstractCegarLoop]: Abstraction has 2224 states and 2968 transitions. [2021-12-22 16:03:42,143 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 5.666666666666667) internal successors, (34), 4 states have internal predecessors, (34), 2 states have call successors, (10), 4 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2021-12-22 16:03:42,144 INFO L276 IsEmpty]: Start isEmpty. Operand 2224 states and 2968 transitions. [2021-12-22 16:03:42,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-12-22 16:03:42,149 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 16:03:42,150 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 16:03:42,150 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-22 16:03:42,150 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_linux_block_genhd_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-12-22 16:03:42,151 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 16:03:42,151 INFO L85 PathProgramCache]: Analyzing trace with hash -1267938721, now seen corresponding path program 1 times [2021-12-22 16:03:42,152 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 16:03:42,152 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [312569051] [2021-12-22 16:03:42,152 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 16:03:42,152 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 16:03:42,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:03:42,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-22 16:03:42,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:03:42,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-22 16:03:42,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:03:42,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-22 16:03:42,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:03:42,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-22 16:03:42,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:03:42,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2021-12-22 16:03:42,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:03:42,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2021-12-22 16:03:42,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:03:42,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 16:03:42,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:03:42,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2021-12-22 16:03:42,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:03:42,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2021-12-22 16:03:42,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:03:42,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2021-12-22 16:03:42,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:03:42,424 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-12-22 16:03:42,424 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 16:03:42,424 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [312569051] [2021-12-22 16:03:42,424 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [312569051] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 16:03:42,425 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 16:03:42,425 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-22 16:03:42,425 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1197957732] [2021-12-22 16:03:42,425 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 16:03:42,426 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-22 16:03:42,426 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 16:03:42,427 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-22 16:03:42,427 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-22 16:03:42,427 INFO L87 Difference]: Start difference. First operand 2224 states and 2968 transitions. Second operand has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (11), 4 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2021-12-22 16:03:44,910 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 16:03:47,217 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 16:03:47,218 INFO L93 Difference]: Finished difference Result 2224 states and 2968 transitions. [2021-12-22 16:03:47,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-22 16:03:47,218 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (11), 4 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) Word has length 70 [2021-12-22 16:03:47,219 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-22 16:03:47,231 INFO L225 Difference]: With dead ends: 2224 [2021-12-22 16:03:47,231 INFO L226 Difference]: Without dead ends: 2222 [2021-12-22 16:03:47,233 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2021-12-22 16:03:47,233 INFO L933 BasicCegarLoop]: 1402 mSDtfsCounter, 2583 mSDsluCounter, 1144 mSDsCounter, 0 mSdLazyCounter, 1351 mSolverCounterSat, 1374 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2681 SdHoareTripleChecker+Valid, 2546 SdHoareTripleChecker+Invalid, 2726 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1374 IncrementalHoareTripleChecker+Valid, 1351 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2021-12-22 16:03:47,234 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2681 Valid, 2546 Invalid, 2726 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1374 Valid, 1351 Invalid, 1 Unknown, 0 Unchecked, 4.6s Time] [2021-12-22 16:03:47,237 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2222 states. [2021-12-22 16:03:47,315 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2222 to 2222. [2021-12-22 16:03:47,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2222 states, 1508 states have (on average 1.2161803713527852) internal successors, (1834), 1566 states have internal predecessors, (1834), 554 states have call successors, (554), 134 states have call predecessors, (554), 132 states have return successors, (578), 546 states have call predecessors, (578), 552 states have call successors, (578) [2021-12-22 16:03:47,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2222 states to 2222 states and 2966 transitions. [2021-12-22 16:03:47,337 INFO L78 Accepts]: Start accepts. Automaton has 2222 states and 2966 transitions. Word has length 70 [2021-12-22 16:03:47,337 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-22 16:03:47,337 INFO L470 AbstractCegarLoop]: Abstraction has 2222 states and 2966 transitions. [2021-12-22 16:03:47,338 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (11), 4 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2021-12-22 16:03:47,338 INFO L276 IsEmpty]: Start isEmpty. Operand 2222 states and 2966 transitions. [2021-12-22 16:03:47,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-12-22 16:03:47,340 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 16:03:47,340 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 16:03:47,341 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-22 16:03:47,341 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_linux_block_queue_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-12-22 16:03:47,341 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 16:03:47,341 INFO L85 PathProgramCache]: Analyzing trace with hash -221746204, now seen corresponding path program 1 times [2021-12-22 16:03:47,342 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 16:03:47,342 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1499984879] [2021-12-22 16:03:47,342 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 16:03:47,342 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 16:03:47,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:03:47,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-22 16:03:47,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:03:47,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-22 16:03:47,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:03:47,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-22 16:03:47,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:03:47,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-22 16:03:47,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:03:47,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2021-12-22 16:03:47,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:03:47,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2021-12-22 16:03:47,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:03:47,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 16:03:47,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:03:47,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2021-12-22 16:03:47,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:03:47,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2021-12-22 16:03:47,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:03:47,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2021-12-22 16:03:47,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:03:47,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-22 16:03:47,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:03:47,588 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-12-22 16:03:47,588 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 16:03:47,588 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1499984879] [2021-12-22 16:03:47,588 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1499984879] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 16:03:47,589 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 16:03:47,589 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-22 16:03:47,589 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [685437092] [2021-12-22 16:03:47,589 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 16:03:47,589 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-22 16:03:47,590 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 16:03:47,590 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-22 16:03:47,590 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-22 16:03:47,590 INFO L87 Difference]: Start difference. First operand 2222 states and 2966 transitions. Second operand has 6 states, 6 states have (on average 7.0) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (12), 4 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2021-12-22 16:03:50,024 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 16:03:52,510 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 16:03:52,510 INFO L93 Difference]: Finished difference Result 2222 states and 2966 transitions. [2021-12-22 16:03:52,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-22 16:03:52,510 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.0) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (12), 4 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 76 [2021-12-22 16:03:52,511 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-22 16:03:52,522 INFO L225 Difference]: With dead ends: 2222 [2021-12-22 16:03:52,522 INFO L226 Difference]: Without dead ends: 2220 [2021-12-22 16:03:52,524 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2021-12-22 16:03:52,525 INFO L933 BasicCegarLoop]: 1400 mSDtfsCounter, 2577 mSDsluCounter, 1144 mSDsCounter, 0 mSdLazyCounter, 1349 mSolverCounterSat, 1374 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2674 SdHoareTripleChecker+Valid, 2544 SdHoareTripleChecker+Invalid, 2724 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1374 IncrementalHoareTripleChecker+Valid, 1349 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.7s IncrementalHoareTripleChecker+Time [2021-12-22 16:03:52,525 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2674 Valid, 2544 Invalid, 2724 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1374 Valid, 1349 Invalid, 1 Unknown, 0 Unchecked, 4.7s Time] [2021-12-22 16:03:52,529 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2220 states. [2021-12-22 16:03:52,599 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2220 to 2220. [2021-12-22 16:03:52,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2220 states, 1507 states have (on average 1.2156602521566024) internal successors, (1832), 1564 states have internal predecessors, (1832), 554 states have call successors, (554), 134 states have call predecessors, (554), 132 states have return successors, (578), 546 states have call predecessors, (578), 552 states have call successors, (578) [2021-12-22 16:03:52,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2220 states to 2220 states and 2964 transitions. [2021-12-22 16:03:52,618 INFO L78 Accepts]: Start accepts. Automaton has 2220 states and 2964 transitions. Word has length 76 [2021-12-22 16:03:52,619 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-22 16:03:52,619 INFO L470 AbstractCegarLoop]: Abstraction has 2220 states and 2964 transitions. [2021-12-22 16:03:52,619 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.0) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (12), 4 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2021-12-22 16:03:52,619 INFO L276 IsEmpty]: Start isEmpty. Operand 2220 states and 2964 transitions. [2021-12-22 16:03:52,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-12-22 16:03:52,622 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 16:03:52,622 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 16:03:52,622 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-22 16:03:52,623 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_linux_block_request_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-12-22 16:03:52,623 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 16:03:52,623 INFO L85 PathProgramCache]: Analyzing trace with hash -1928615397, now seen corresponding path program 1 times [2021-12-22 16:03:52,623 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 16:03:52,624 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [350942391] [2021-12-22 16:03:52,624 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 16:03:52,624 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 16:03:52,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:03:52,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-22 16:03:52,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:03:52,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-22 16:03:52,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:03:52,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-22 16:03:52,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:03:52,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-22 16:03:52,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:03:52,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2021-12-22 16:03:52,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:03:52,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2021-12-22 16:03:52,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:03:52,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 16:03:52,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:03:52,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2021-12-22 16:03:52,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:03:52,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2021-12-22 16:03:52,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:03:52,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2021-12-22 16:03:52,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:03:52,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-22 16:03:52,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:03:52,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2021-12-22 16:03:52,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:03:52,871 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-12-22 16:03:52,872 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 16:03:52,872 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [350942391] [2021-12-22 16:03:52,872 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [350942391] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 16:03:52,872 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 16:03:52,872 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-22 16:03:52,872 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1182736453] [2021-12-22 16:03:52,872 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 16:03:52,874 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-22 16:03:52,874 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 16:03:52,874 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-22 16:03:52,874 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-22 16:03:52,875 INFO L87 Difference]: Start difference. First operand 2220 states and 2964 transitions. Second operand has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 4 states have internal predecessors, (46), 2 states have call successors, (13), 4 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2021-12-22 16:03:55,833 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 16:03:55,833 INFO L93 Difference]: Finished difference Result 2220 states and 2964 transitions. [2021-12-22 16:03:55,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-22 16:03:55,834 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 4 states have internal predecessors, (46), 2 states have call successors, (13), 4 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 82 [2021-12-22 16:03:55,834 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-22 16:03:55,846 INFO L225 Difference]: With dead ends: 2220 [2021-12-22 16:03:55,846 INFO L226 Difference]: Without dead ends: 2218 [2021-12-22 16:03:55,847 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2021-12-22 16:03:55,848 INFO L933 BasicCegarLoop]: 1398 mSDtfsCounter, 2571 mSDsluCounter, 1144 mSDsCounter, 0 mSdLazyCounter, 1348 mSolverCounterSat, 1374 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2667 SdHoareTripleChecker+Valid, 2542 SdHoareTripleChecker+Invalid, 2722 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1374 IncrementalHoareTripleChecker+Valid, 1348 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2021-12-22 16:03:55,848 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2667 Valid, 2542 Invalid, 2722 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1374 Valid, 1348 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2021-12-22 16:03:55,851 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2218 states. [2021-12-22 16:03:55,919 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2218 to 2218. [2021-12-22 16:03:55,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2218 states, 1506 states have (on average 1.2151394422310757) internal successors, (1830), 1562 states have internal predecessors, (1830), 554 states have call successors, (554), 134 states have call predecessors, (554), 132 states have return successors, (578), 546 states have call predecessors, (578), 552 states have call successors, (578) [2021-12-22 16:03:55,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2218 states to 2218 states and 2962 transitions. [2021-12-22 16:03:55,933 INFO L78 Accepts]: Start accepts. Automaton has 2218 states and 2962 transitions. Word has length 82 [2021-12-22 16:03:55,934 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-22 16:03:55,934 INFO L470 AbstractCegarLoop]: Abstraction has 2218 states and 2962 transitions. [2021-12-22 16:03:55,934 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 4 states have internal predecessors, (46), 2 states have call successors, (13), 4 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2021-12-22 16:03:55,934 INFO L276 IsEmpty]: Start isEmpty. Operand 2218 states and 2962 transitions. [2021-12-22 16:03:55,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-12-22 16:03:55,935 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 16:03:55,936 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 16:03:55,936 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-12-22 16:03:55,937 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-12-22 16:03:55,937 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 16:03:55,937 INFO L85 PathProgramCache]: Analyzing trace with hash -1132420187, now seen corresponding path program 1 times [2021-12-22 16:03:55,937 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 16:03:55,938 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [729284207] [2021-12-22 16:03:55,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 16:03:55,938 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 16:03:56,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:03:56,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-22 16:03:56,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:03:56,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-22 16:03:56,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:03:56,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-22 16:03:56,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:03:56,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-12-22 16:03:56,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:03:56,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 16:03:56,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:03:56,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 16:03:56,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:03:56,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-22 16:03:56,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:03:56,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-22 16:03:56,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:03:56,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 16:03:56,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:03:56,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 16:03:56,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:03:56,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-22 16:03:56,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:03:56,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2021-12-22 16:03:56,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:03:56,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2021-12-22 16:03:56,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:03:56,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2021-12-22 16:03:56,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:03:56,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-22 16:03:56,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:03:56,247 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2021-12-22 16:03:56,247 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 16:03:56,247 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [729284207] [2021-12-22 16:03:56,247 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [729284207] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 16:03:56,248 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 16:03:56,248 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-22 16:03:56,248 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1236417053] [2021-12-22 16:03:56,248 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 16:03:56,248 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-22 16:03:56,249 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 16:03:56,249 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-22 16:03:56,249 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-12-22 16:03:56,249 INFO L87 Difference]: Start difference. First operand 2218 states and 2962 transitions. Second operand has 7 states, 7 states have (on average 5.714285714285714) internal successors, (40), 3 states have internal predecessors, (40), 2 states have call successors, (12), 5 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2021-12-22 16:03:57,839 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.16s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-22 16:04:00,571 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 16:04:00,571 INFO L93 Difference]: Finished difference Result 4480 states and 6099 transitions. [2021-12-22 16:04:00,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-22 16:04:00,576 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 5.714285714285714) internal successors, (40), 3 states have internal predecessors, (40), 2 states have call successors, (12), 5 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 93 [2021-12-22 16:04:00,576 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-22 16:04:00,590 INFO L225 Difference]: With dead ends: 4480 [2021-12-22 16:04:00,591 INFO L226 Difference]: Without dead ends: 2281 [2021-12-22 16:04:00,607 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2021-12-22 16:04:00,609 INFO L933 BasicCegarLoop]: 1259 mSDtfsCounter, 3233 mSDsluCounter, 708 mSDsCounter, 0 mSdLazyCounter, 1415 mSolverCounterSat, 2267 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3337 SdHoareTripleChecker+Valid, 1967 SdHoareTripleChecker+Invalid, 3682 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2267 IncrementalHoareTripleChecker+Valid, 1415 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2021-12-22 16:04:00,610 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3337 Valid, 1967 Invalid, 3682 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2267 Valid, 1415 Invalid, 0 Unknown, 0 Unchecked, 4.1s Time] [2021-12-22 16:04:00,614 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2281 states. [2021-12-22 16:04:00,700 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2281 to 2225. [2021-12-22 16:04:00,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2225 states, 1510 states have (on average 1.2125827814569536) internal successors, (1831), 1567 states have internal predecessors, (1831), 554 states have call successors, (554), 134 states have call predecessors, (554), 136 states have return successors, (608), 548 states have call predecessors, (608), 552 states have call successors, (608) [2021-12-22 16:04:00,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2225 states to 2225 states and 2993 transitions. [2021-12-22 16:04:00,717 INFO L78 Accepts]: Start accepts. Automaton has 2225 states and 2993 transitions. Word has length 93 [2021-12-22 16:04:00,718 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-22 16:04:00,718 INFO L470 AbstractCegarLoop]: Abstraction has 2225 states and 2993 transitions. [2021-12-22 16:04:00,719 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.714285714285714) internal successors, (40), 3 states have internal predecessors, (40), 2 states have call successors, (12), 5 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2021-12-22 16:04:00,719 INFO L276 IsEmpty]: Start isEmpty. Operand 2225 states and 2993 transitions. [2021-12-22 16:04:00,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-12-22 16:04:00,720 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 16:04:00,720 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 16:04:00,720 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-12-22 16:04:00,720 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_linux_drivers_base_class_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-12-22 16:04:00,721 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 16:04:00,721 INFO L85 PathProgramCache]: Analyzing trace with hash -1986609266, now seen corresponding path program 1 times [2021-12-22 16:04:00,721 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 16:04:00,721 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [945590374] [2021-12-22 16:04:00,721 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 16:04:00,722 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 16:04:00,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:00,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-22 16:04:00,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:00,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-22 16:04:00,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:00,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-22 16:04:00,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:00,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-22 16:04:00,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:00,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2021-12-22 16:04:00,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:00,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2021-12-22 16:04:00,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:00,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 16:04:00,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:00,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2021-12-22 16:04:00,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:00,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2021-12-22 16:04:00,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:00,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2021-12-22 16:04:00,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:00,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-22 16:04:00,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:00,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2021-12-22 16:04:00,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:00,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2021-12-22 16:04:00,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:01,012 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-12-22 16:04:01,012 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 16:04:01,013 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [945590374] [2021-12-22 16:04:01,013 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [945590374] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 16:04:01,013 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 16:04:01,013 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-22 16:04:01,013 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [353774881] [2021-12-22 16:04:01,013 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 16:04:01,014 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-22 16:04:01,015 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 16:04:01,015 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-22 16:04:01,015 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-22 16:04:01,015 INFO L87 Difference]: Start difference. First operand 2225 states and 2993 transitions. Second operand has 6 states, 6 states have (on average 8.333333333333334) internal successors, (50), 4 states have internal predecessors, (50), 2 states have call successors, (14), 4 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2021-12-22 16:04:03,876 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 16:04:03,876 INFO L93 Difference]: Finished difference Result 2225 states and 2993 transitions. [2021-12-22 16:04:03,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-22 16:04:03,876 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.333333333333334) internal successors, (50), 4 states have internal predecessors, (50), 2 states have call successors, (14), 4 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 88 [2021-12-22 16:04:03,876 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-22 16:04:03,888 INFO L225 Difference]: With dead ends: 2225 [2021-12-22 16:04:03,888 INFO L226 Difference]: Without dead ends: 2223 [2021-12-22 16:04:03,890 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2021-12-22 16:04:03,891 INFO L933 BasicCegarLoop]: 1391 mSDtfsCounter, 2560 mSDsluCounter, 1130 mSDsCounter, 0 mSdLazyCounter, 1345 mSolverCounterSat, 1374 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2655 SdHoareTripleChecker+Valid, 2521 SdHoareTripleChecker+Invalid, 2719 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1374 IncrementalHoareTripleChecker+Valid, 1345 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2021-12-22 16:04:03,891 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2655 Valid, 2521 Invalid, 2719 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1374 Valid, 1345 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2021-12-22 16:04:03,894 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2223 states. [2021-12-22 16:04:04,005 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2223 to 2223. [2021-12-22 16:04:04,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2223 states, 1509 states have (on average 1.2120609675281644) internal successors, (1829), 1565 states have internal predecessors, (1829), 554 states have call successors, (554), 134 states have call predecessors, (554), 136 states have return successors, (608), 548 states have call predecessors, (608), 552 states have call successors, (608) [2021-12-22 16:04:04,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2223 states to 2223 states and 2991 transitions. [2021-12-22 16:04:04,022 INFO L78 Accepts]: Start accepts. Automaton has 2223 states and 2991 transitions. Word has length 88 [2021-12-22 16:04:04,023 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-22 16:04:04,024 INFO L470 AbstractCegarLoop]: Abstraction has 2223 states and 2991 transitions. [2021-12-22 16:04:04,024 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.333333333333334) internal successors, (50), 4 states have internal predecessors, (50), 2 states have call successors, (14), 4 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2021-12-22 16:04:04,024 INFO L276 IsEmpty]: Start isEmpty. Operand 2223 states and 2991 transitions. [2021-12-22 16:04:04,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-12-22 16:04:04,025 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 16:04:04,025 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 16:04:04,026 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-12-22 16:04:04,026 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-12-22 16:04:04,026 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 16:04:04,026 INFO L85 PathProgramCache]: Analyzing trace with hash -905244364, now seen corresponding path program 1 times [2021-12-22 16:04:04,026 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 16:04:04,027 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [257529570] [2021-12-22 16:04:04,027 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 16:04:04,027 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 16:04:04,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:04,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-22 16:04:04,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:04,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-22 16:04:04,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:04,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-22 16:04:04,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:04,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-12-22 16:04:04,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:04,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 16:04:04,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:04,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 16:04:04,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:04,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-22 16:04:04,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:04,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-22 16:04:04,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:04,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 16:04:04,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:04,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-22 16:04:04,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:04,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-22 16:04:04,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:04,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2021-12-22 16:04:04,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:04,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2021-12-22 16:04:04,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:04,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2021-12-22 16:04:04,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:04,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-22 16:04:04,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:04,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-22 16:04:04,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:04,318 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2021-12-22 16:04:04,318 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 16:04:04,318 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [257529570] [2021-12-22 16:04:04,318 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [257529570] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-22 16:04:04,318 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [192921579] [2021-12-22 16:04:04,319 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 16:04:04,319 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-22 16:04:04,319 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 16:04:04,321 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-22 16:04:04,355 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-12-22 16:04:04,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:04,826 INFO L263 TraceCheckSpWp]: Trace formula consists of 1530 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-22 16:04:04,835 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-22 16:04:05,008 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2021-12-22 16:04:05,008 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-22 16:04:05,008 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [192921579] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 16:04:05,008 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-22 16:04:05,008 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [10] total 11 [2021-12-22 16:04:05,008 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1077908177] [2021-12-22 16:04:05,008 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 16:04:05,009 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-22 16:04:05,009 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 16:04:05,009 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-22 16:04:05,009 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2021-12-22 16:04:05,010 INFO L87 Difference]: Start difference. First operand 2223 states and 2991 transitions. Second operand has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 2 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2021-12-22 16:04:05,137 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 16:04:05,137 INFO L93 Difference]: Finished difference Result 4421 states and 5947 transitions. [2021-12-22 16:04:05,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-22 16:04:05,138 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 2 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 99 [2021-12-22 16:04:05,138 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-22 16:04:05,152 INFO L225 Difference]: With dead ends: 4421 [2021-12-22 16:04:05,152 INFO L226 Difference]: Without dead ends: 2217 [2021-12-22 16:04:05,164 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 135 GetRequests, 126 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2021-12-22 16:04:05,165 INFO L933 BasicCegarLoop]: 1580 mSDtfsCounter, 1560 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1560 SdHoareTripleChecker+Valid, 1580 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-22 16:04:05,166 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1560 Valid, 1580 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-22 16:04:05,169 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2217 states. [2021-12-22 16:04:05,296 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2217 to 2217. [2021-12-22 16:04:05,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2217 states, 1504 states have (on average 1.2101063829787233) internal successors, (1820), 1559 states have internal predecessors, (1820), 554 states have call successors, (554), 134 states have call predecessors, (554), 136 states have return successors, (608), 548 states have call predecessors, (608), 552 states have call successors, (608) [2021-12-22 16:04:05,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2217 states to 2217 states and 2982 transitions. [2021-12-22 16:04:05,311 INFO L78 Accepts]: Start accepts. Automaton has 2217 states and 2982 transitions. Word has length 99 [2021-12-22 16:04:05,312 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-22 16:04:05,312 INFO L470 AbstractCegarLoop]: Abstraction has 2217 states and 2982 transitions. [2021-12-22 16:04:05,312 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 2 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2021-12-22 16:04:05,312 INFO L276 IsEmpty]: Start isEmpty. Operand 2217 states and 2982 transitions. [2021-12-22 16:04:05,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-12-22 16:04:05,314 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 16:04:05,314 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 16:04:05,339 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-12-22 16:04:05,523 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-22 16:04:05,524 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_linux_fs_char_dev_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-12-22 16:04:05,524 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 16:04:05,524 INFO L85 PathProgramCache]: Analyzing trace with hash 735978523, now seen corresponding path program 1 times [2021-12-22 16:04:05,524 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 16:04:05,524 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1461677113] [2021-12-22 16:04:05,525 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 16:04:05,525 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 16:04:05,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:05,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-22 16:04:05,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:05,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-22 16:04:05,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:05,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-22 16:04:05,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:05,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-22 16:04:05,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:05,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2021-12-22 16:04:05,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:05,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2021-12-22 16:04:05,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:05,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 16:04:05,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:05,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2021-12-22 16:04:05,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:05,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2021-12-22 16:04:05,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:05,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2021-12-22 16:04:05,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:05,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-22 16:04:05,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:05,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2021-12-22 16:04:05,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:05,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2021-12-22 16:04:05,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:05,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2021-12-22 16:04:05,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:05,744 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-12-22 16:04:05,744 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 16:04:05,744 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1461677113] [2021-12-22 16:04:05,744 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1461677113] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 16:04:05,744 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 16:04:05,745 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-22 16:04:05,745 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1827462040] [2021-12-22 16:04:05,745 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 16:04:05,745 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-22 16:04:05,745 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 16:04:05,746 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-22 16:04:05,746 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-22 16:04:05,746 INFO L87 Difference]: Start difference. First operand 2217 states and 2982 transitions. Second operand has 6 states, 6 states have (on average 9.0) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2021-12-22 16:04:08,865 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 16:04:08,865 INFO L93 Difference]: Finished difference Result 2217 states and 2982 transitions. [2021-12-22 16:04:08,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-22 16:04:08,866 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.0) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 94 [2021-12-22 16:04:08,866 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-22 16:04:08,876 INFO L225 Difference]: With dead ends: 2217 [2021-12-22 16:04:08,876 INFO L226 Difference]: Without dead ends: 2215 [2021-12-22 16:04:08,877 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2021-12-22 16:04:08,878 INFO L933 BasicCegarLoop]: 1384 mSDtfsCounter, 2549 mSDsluCounter, 1116 mSDsCounter, 0 mSdLazyCounter, 1342 mSolverCounterSat, 1374 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2643 SdHoareTripleChecker+Valid, 2500 SdHoareTripleChecker+Invalid, 2716 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1374 IncrementalHoareTripleChecker+Valid, 1342 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2021-12-22 16:04:08,878 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2643 Valid, 2500 Invalid, 2716 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1374 Valid, 1342 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2021-12-22 16:04:08,881 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2215 states. [2021-12-22 16:04:08,985 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2215 to 2215. [2021-12-22 16:04:09,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2215 states, 1503 states have (on average 1.2095808383233533) internal successors, (1818), 1557 states have internal predecessors, (1818), 554 states have call successors, (554), 134 states have call predecessors, (554), 136 states have return successors, (608), 548 states have call predecessors, (608), 552 states have call successors, (608) [2021-12-22 16:04:09,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2215 states to 2215 states and 2980 transitions. [2021-12-22 16:04:09,012 INFO L78 Accepts]: Start accepts. Automaton has 2215 states and 2980 transitions. Word has length 94 [2021-12-22 16:04:09,013 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-22 16:04:09,013 INFO L470 AbstractCegarLoop]: Abstraction has 2215 states and 2980 transitions. [2021-12-22 16:04:09,014 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.0) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2021-12-22 16:04:09,014 INFO L276 IsEmpty]: Start isEmpty. Operand 2215 states and 2980 transitions. [2021-12-22 16:04:09,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-12-22 16:04:09,016 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 16:04:09,016 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 16:04:09,016 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-12-22 16:04:09,016 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-12-22 16:04:09,017 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 16:04:09,017 INFO L85 PathProgramCache]: Analyzing trace with hash -1396005126, now seen corresponding path program 1 times [2021-12-22 16:04:09,017 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 16:04:09,017 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1926373578] [2021-12-22 16:04:09,017 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 16:04:09,018 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 16:04:09,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:09,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-22 16:04:09,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:09,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-22 16:04:09,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:09,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-22 16:04:09,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:09,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-22 16:04:09,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:09,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2021-12-22 16:04:09,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:09,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2021-12-22 16:04:09,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:09,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 16:04:09,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:09,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2021-12-22 16:04:09,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:09,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2021-12-22 16:04:09,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:09,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2021-12-22 16:04:09,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:09,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-22 16:04:09,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:09,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2021-12-22 16:04:09,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:09,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2021-12-22 16:04:09,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:09,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2021-12-22 16:04:09,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:09,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2021-12-22 16:04:09,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:09,248 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-12-22 16:04:09,249 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 16:04:09,249 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1926373578] [2021-12-22 16:04:09,249 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1926373578] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 16:04:09,249 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 16:04:09,249 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-22 16:04:09,249 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2034727105] [2021-12-22 16:04:09,249 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 16:04:09,250 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-22 16:04:09,250 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 16:04:09,250 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-22 16:04:09,250 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-22 16:04:09,251 INFO L87 Difference]: Start difference. First operand 2215 states and 2980 transitions. Second operand has 6 states, 6 states have (on average 9.666666666666666) internal successors, (58), 4 states have internal predecessors, (58), 2 states have call successors, (16), 4 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2021-12-22 16:04:12,296 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 16:04:12,296 INFO L93 Difference]: Finished difference Result 2215 states and 2980 transitions. [2021-12-22 16:04:12,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-22 16:04:12,297 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.666666666666666) internal successors, (58), 4 states have internal predecessors, (58), 2 states have call successors, (16), 4 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 100 [2021-12-22 16:04:12,297 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-22 16:04:12,308 INFO L225 Difference]: With dead ends: 2215 [2021-12-22 16:04:12,308 INFO L226 Difference]: Without dead ends: 2213 [2021-12-22 16:04:12,309 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2021-12-22 16:04:12,310 INFO L933 BasicCegarLoop]: 1382 mSDtfsCounter, 2543 mSDsluCounter, 1116 mSDsCounter, 0 mSdLazyCounter, 1340 mSolverCounterSat, 1374 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2636 SdHoareTripleChecker+Valid, 2498 SdHoareTripleChecker+Invalid, 2714 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1374 IncrementalHoareTripleChecker+Valid, 1340 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2021-12-22 16:04:12,310 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2636 Valid, 2498 Invalid, 2714 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1374 Valid, 1340 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2021-12-22 16:04:12,313 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2213 states. [2021-12-22 16:04:12,410 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2213 to 2213. [2021-12-22 16:04:12,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2213 states, 1502 states have (on average 1.2090545938748336) internal successors, (1816), 1555 states have internal predecessors, (1816), 554 states have call successors, (554), 134 states have call predecessors, (554), 136 states have return successors, (608), 548 states have call predecessors, (608), 552 states have call successors, (608) [2021-12-22 16:04:12,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2213 states to 2213 states and 2978 transitions. [2021-12-22 16:04:12,423 INFO L78 Accepts]: Start accepts. Automaton has 2213 states and 2978 transitions. Word has length 100 [2021-12-22 16:04:12,423 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-22 16:04:12,423 INFO L470 AbstractCegarLoop]: Abstraction has 2213 states and 2978 transitions. [2021-12-22 16:04:12,424 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.666666666666666) internal successors, (58), 4 states have internal predecessors, (58), 2 states have call successors, (16), 4 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2021-12-22 16:04:12,424 INFO L276 IsEmpty]: Start isEmpty. Operand 2213 states and 2978 transitions. [2021-12-22 16:04:12,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-12-22 16:04:12,425 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 16:04:12,425 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 16:04:12,425 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-12-22 16:04:12,426 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_linux_kernel_locking_rwlock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-12-22 16:04:12,426 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 16:04:12,426 INFO L85 PathProgramCache]: Analyzing trace with hash 441346265, now seen corresponding path program 1 times [2021-12-22 16:04:12,426 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 16:04:12,426 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1482347073] [2021-12-22 16:04:12,427 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 16:04:12,427 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 16:04:12,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:12,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-22 16:04:12,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:12,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-22 16:04:12,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:12,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-22 16:04:12,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:12,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-22 16:04:12,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:12,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2021-12-22 16:04:12,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:12,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2021-12-22 16:04:12,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:12,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 16:04:12,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:12,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2021-12-22 16:04:12,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:12,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2021-12-22 16:04:12,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:12,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2021-12-22 16:04:12,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:12,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-22 16:04:12,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:12,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2021-12-22 16:04:12,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:12,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2021-12-22 16:04:12,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:12,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2021-12-22 16:04:12,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:12,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2021-12-22 16:04:12,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:12,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2021-12-22 16:04:12,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 16:04:12,636 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-12-22 16:04:12,637 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 16:04:12,637 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1482347073] [2021-12-22 16:04:12,637 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1482347073] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 16:04:12,637 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 16:04:12,637 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-22 16:04:12,637 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1699826905] [2021-12-22 16:04:12,638 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 16:04:12,638 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-22 16:04:12,638 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 16:04:12,639 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-22 16:04:12,639 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-22 16:04:12,639 INFO L87 Difference]: Start difference. First operand 2213 states and 2978 transitions. Second operand has 6 states, 6 states have (on average 10.333333333333334) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (17), 4 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16)