./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--staging--dgnc--dgnc.ko.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 35987657 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--staging--dgnc--dgnc.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 377580bfb9cdbd23582fc7262bec4529e2c4a4ea4e3be1be7605e4bc96102a75 --- Real Ultimate output --- This is Ultimate 0.2.2-?-3598765 [2022-07-21 15:41:33,637 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-21 15:41:33,640 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-21 15:41:33,674 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-21 15:41:33,675 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-21 15:41:33,676 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-21 15:41:33,678 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-21 15:41:33,679 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-21 15:41:33,681 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-21 15:41:33,682 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-21 15:41:33,683 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-21 15:41:33,686 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-21 15:41:33,686 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-21 15:41:33,691 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-21 15:41:33,693 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-21 15:41:33,697 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-21 15:41:33,698 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-21 15:41:33,700 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-21 15:41:33,703 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-21 15:41:33,708 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-21 15:41:33,710 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-21 15:41:33,712 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-21 15:41:33,714 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-21 15:41:33,715 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-21 15:41:33,716 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-21 15:41:33,723 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-21 15:41:33,725 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-21 15:41:33,726 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-21 15:41:33,727 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-21 15:41:33,728 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-21 15:41:33,729 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-21 15:41:33,729 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-21 15:41:33,731 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-21 15:41:33,732 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-21 15:41:33,733 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-21 15:41:33,734 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-21 15:41:33,734 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-21 15:41:33,735 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-21 15:41:33,735 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-21 15:41:33,735 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-21 15:41:33,736 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-21 15:41:33,737 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-21 15:41:33,746 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-21 15:41:33,774 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-21 15:41:33,775 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-21 15:41:33,775 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-21 15:41:33,775 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-21 15:41:33,776 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-21 15:41:33,776 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-21 15:41:33,777 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-21 15:41:33,777 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-21 15:41:33,778 INFO L138 SettingsManager]: * Use SBE=true [2022-07-21 15:41:33,778 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-21 15:41:33,779 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-21 15:41:33,779 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-21 15:41:33,779 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-21 15:41:33,779 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-21 15:41:33,779 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-21 15:41:33,780 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-21 15:41:33,780 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-21 15:41:33,780 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-21 15:41:33,780 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-21 15:41:33,781 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-21 15:41:33,781 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-21 15:41:33,781 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-21 15:41:33,781 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-21 15:41:33,781 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-21 15:41:33,782 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-21 15:41:33,782 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-21 15:41:33,782 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-21 15:41:33,782 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-21 15:41:33,782 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-21 15:41:33,782 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-21 15:41:33,783 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 377580bfb9cdbd23582fc7262bec4529e2c4a4ea4e3be1be7605e4bc96102a75 [2022-07-21 15:41:34,128 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-21 15:41:34,148 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-21 15:41:34,151 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-21 15:41:34,152 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-21 15:41:34,153 INFO L275 PluginConnector]: CDTParser initialized [2022-07-21 15:41:34,155 INFO L432 ainManager$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--staging--dgnc--dgnc.ko.cil.i [2022-07-21 15:41:34,218 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5c7fc64b8/c708041b70c34359966e02dcbd781ad7/FLAGe5b65460b [2022-07-21 15:41:35,211 INFO L306 CDTParser]: Found 1 translation units. [2022-07-21 15:41:35,211 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i [2022-07-21 15:41:35,281 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5c7fc64b8/c708041b70c34359966e02dcbd781ad7/FLAGe5b65460b [2022-07-21 15:41:35,582 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5c7fc64b8/c708041b70c34359966e02dcbd781ad7 [2022-07-21 15:41:35,584 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-21 15:41:35,586 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-21 15:41:35,589 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-21 15:41:35,589 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-21 15:41:35,592 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-21 15:41:35,593 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 03:41:35" (1/1) ... [2022-07-21 15:41:35,594 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f3cca49 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:41:35, skipping insertion in model container [2022-07-21 15:41:35,594 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 03:41:35" (1/1) ... [2022-07-21 15:41:35,601 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-21 15:41:35,842 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-21 15:41:44,032 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--staging--dgnc--dgnc.ko.cil.i[704164,704177] [2022-07-21 15:41:44,035 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--staging--dgnc--dgnc.ko.cil.i[704309,704322] [2022-07-21 15:41:44,037 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--staging--dgnc--dgnc.ko.cil.i[704455,704468] [2022-07-21 15:41:44,038 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--staging--dgnc--dgnc.ko.cil.i[704620,704633] [2022-07-21 15:41:44,038 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--staging--dgnc--dgnc.ko.cil.i[704778,704791] [2022-07-21 15:41:44,039 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--staging--dgnc--dgnc.ko.cil.i[704936,704949] [2022-07-21 15:41:44,039 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--staging--dgnc--dgnc.ko.cil.i[705094,705107] [2022-07-21 15:41:44,040 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--staging--dgnc--dgnc.ko.cil.i[705254,705267] [2022-07-21 15:41:44,041 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--staging--dgnc--dgnc.ko.cil.i[705413,705426] [2022-07-21 15:41:44,041 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--staging--dgnc--dgnc.ko.cil.i[705552,705565] [2022-07-21 15:41:44,041 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--staging--dgnc--dgnc.ko.cil.i[705694,705707] [2022-07-21 15:41:44,044 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--staging--dgnc--dgnc.ko.cil.i[705843,705856] [2022-07-21 15:41:44,049 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--staging--dgnc--dgnc.ko.cil.i[705982,705995] [2022-07-21 15:41:44,049 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--staging--dgnc--dgnc.ko.cil.i[706137,706150] [2022-07-21 15:41:44,050 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--staging--dgnc--dgnc.ko.cil.i[706297,706310] [2022-07-21 15:41:44,050 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--staging--dgnc--dgnc.ko.cil.i[706448,706461] [2022-07-21 15:41:44,051 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--staging--dgnc--dgnc.ko.cil.i[706599,706612] [2022-07-21 15:41:44,051 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--staging--dgnc--dgnc.ko.cil.i[706751,706764] [2022-07-21 15:41:44,052 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--staging--dgnc--dgnc.ko.cil.i[706900,706913] [2022-07-21 15:41:44,053 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--staging--dgnc--dgnc.ko.cil.i[707048,707061] [2022-07-21 15:41:44,053 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--staging--dgnc--dgnc.ko.cil.i[707205,707218] [2022-07-21 15:41:44,054 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--staging--dgnc--dgnc.ko.cil.i[707354,707367] [2022-07-21 15:41:44,054 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--staging--dgnc--dgnc.ko.cil.i[707510,707523] [2022-07-21 15:41:44,055 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--staging--dgnc--dgnc.ko.cil.i[707663,707676] [2022-07-21 15:41:44,057 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--staging--dgnc--dgnc.ko.cil.i[707809,707822] [2022-07-21 15:41:44,057 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--staging--dgnc--dgnc.ko.cil.i[707952,707965] [2022-07-21 15:41:44,057 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--staging--dgnc--dgnc.ko.cil.i[708104,708117] [2022-07-21 15:41:44,058 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--staging--dgnc--dgnc.ko.cil.i[708250,708263] [2022-07-21 15:41:44,059 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--staging--dgnc--dgnc.ko.cil.i[708395,708408] [2022-07-21 15:41:44,060 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--staging--dgnc--dgnc.ko.cil.i[708549,708562] [2022-07-21 15:41:44,061 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--staging--dgnc--dgnc.ko.cil.i[708700,708713] [2022-07-21 15:41:44,062 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--staging--dgnc--dgnc.ko.cil.i[708855,708868] [2022-07-21 15:41:44,062 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--staging--dgnc--dgnc.ko.cil.i[709007,709020] [2022-07-21 15:41:44,063 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--staging--dgnc--dgnc.ko.cil.i[709162,709175] [2022-07-21 15:41:44,064 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--staging--dgnc--dgnc.ko.cil.i[709326,709339] [2022-07-21 15:41:44,065 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--staging--dgnc--dgnc.ko.cil.i[709482,709495] [2022-07-21 15:41:44,065 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--staging--dgnc--dgnc.ko.cil.i[709646,709659] [2022-07-21 15:41:44,065 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--staging--dgnc--dgnc.ko.cil.i[709788,709801] [2022-07-21 15:41:44,076 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--staging--dgnc--dgnc.ko.cil.i[709946,709959] [2022-07-21 15:41:44,076 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--staging--dgnc--dgnc.ko.cil.i[710113,710126] [2022-07-21 15:41:44,077 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--staging--dgnc--dgnc.ko.cil.i[710272,710285] [2022-07-21 15:41:44,077 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--staging--dgnc--dgnc.ko.cil.i[710431,710444] [2022-07-21 15:41:44,078 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--staging--dgnc--dgnc.ko.cil.i[710580,710593] [2022-07-21 15:41:44,078 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--staging--dgnc--dgnc.ko.cil.i[710727,710740] [2022-07-21 15:41:44,079 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--staging--dgnc--dgnc.ko.cil.i[710866,710879] [2022-07-21 15:41:44,079 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--staging--dgnc--dgnc.ko.cil.i[711029,711042] [2022-07-21 15:41:44,079 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--staging--dgnc--dgnc.ko.cil.i[711195,711208] [2022-07-21 15:41:44,080 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--staging--dgnc--dgnc.ko.cil.i[711359,711372] [2022-07-21 15:41:44,081 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--staging--dgnc--dgnc.ko.cil.i[711524,711537] [2022-07-21 15:41:44,081 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--staging--dgnc--dgnc.ko.cil.i[711689,711702] [2022-07-21 15:41:44,082 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--staging--dgnc--dgnc.ko.cil.i[711855,711868] [2022-07-21 15:41:44,082 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--staging--dgnc--dgnc.ko.cil.i[712020,712033] [2022-07-21 15:41:44,082 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--staging--dgnc--dgnc.ko.cil.i[712187,712200] [2022-07-21 15:41:44,082 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--staging--dgnc--dgnc.ko.cil.i[712347,712360] [2022-07-21 15:41:44,083 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--staging--dgnc--dgnc.ko.cil.i[712509,712522] [2022-07-21 15:41:44,083 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--staging--dgnc--dgnc.ko.cil.i[712668,712681] [2022-07-21 15:41:44,084 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--staging--dgnc--dgnc.ko.cil.i[712814,712827] [2022-07-21 15:41:44,084 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--staging--dgnc--dgnc.ko.cil.i[712957,712970] [2022-07-21 15:41:44,084 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--staging--dgnc--dgnc.ko.cil.i[713101,713114] [2022-07-21 15:41:44,085 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--staging--dgnc--dgnc.ko.cil.i[713244,713257] [2022-07-21 15:41:44,085 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--staging--dgnc--dgnc.ko.cil.i[713388,713401] [2022-07-21 15:41:44,086 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--staging--dgnc--dgnc.ko.cil.i[713529,713542] [2022-07-21 15:41:44,086 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--staging--dgnc--dgnc.ko.cil.i[713667,713680] [2022-07-21 15:41:44,087 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--staging--dgnc--dgnc.ko.cil.i[713825,713838] [2022-07-21 15:41:44,087 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--staging--dgnc--dgnc.ko.cil.i[713984,713997] [2022-07-21 15:41:44,088 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--staging--dgnc--dgnc.ko.cil.i[714140,714153] [2022-07-21 15:41:44,088 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--staging--dgnc--dgnc.ko.cil.i[714289,714302] [2022-07-21 15:41:44,088 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--staging--dgnc--dgnc.ko.cil.i[714441,714454] [2022-07-21 15:41:44,089 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--staging--dgnc--dgnc.ko.cil.i[714592,714605] [2022-07-21 15:41:44,089 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--staging--dgnc--dgnc.ko.cil.i[714741,714754] [2022-07-21 15:41:44,089 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--staging--dgnc--dgnc.ko.cil.i[714893,714906] [2022-07-21 15:41:44,090 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--staging--dgnc--dgnc.ko.cil.i[715041,715054] [2022-07-21 15:41:44,090 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--staging--dgnc--dgnc.ko.cil.i[715194,715207] [2022-07-21 15:41:44,090 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--staging--dgnc--dgnc.ko.cil.i[715345,715358] [2022-07-21 15:41:44,091 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--staging--dgnc--dgnc.ko.cil.i[715495,715508] [2022-07-21 15:41:44,091 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--staging--dgnc--dgnc.ko.cil.i[715642,715655] [2022-07-21 15:41:44,092 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--staging--dgnc--dgnc.ko.cil.i[715793,715806] [2022-07-21 15:41:44,092 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--staging--dgnc--dgnc.ko.cil.i[715944,715957] [2022-07-21 15:41:44,093 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--staging--dgnc--dgnc.ko.cil.i[716092,716105] [2022-07-21 15:41:44,093 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--staging--dgnc--dgnc.ko.cil.i[716258,716271] [2022-07-21 15:41:44,094 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--staging--dgnc--dgnc.ko.cil.i[716427,716440] [2022-07-21 15:41:44,094 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--staging--dgnc--dgnc.ko.cil.i[716594,716607] [2022-07-21 15:41:44,094 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--staging--dgnc--dgnc.ko.cil.i[716762,716775] [2022-07-21 15:41:44,095 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--staging--dgnc--dgnc.ko.cil.i[716912,716925] [2022-07-21 15:41:44,095 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--staging--dgnc--dgnc.ko.cil.i[717059,717072] [2022-07-21 15:41:44,095 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--staging--dgnc--dgnc.ko.cil.i[717220,717233] [2022-07-21 15:41:44,096 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--staging--dgnc--dgnc.ko.cil.i[717390,717403] [2022-07-21 15:41:44,096 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--staging--dgnc--dgnc.ko.cil.i[717552,717565] [2022-07-21 15:41:44,118 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-21 15:41:44,194 INFO L203 MainTranslator]: Completed pre-run [2022-07-21 15:41:45,014 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--staging--dgnc--dgnc.ko.cil.i[704164,704177] [2022-07-21 15:41:45,015 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--staging--dgnc--dgnc.ko.cil.i[704309,704322] [2022-07-21 15:41:45,015 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--staging--dgnc--dgnc.ko.cil.i[704455,704468] [2022-07-21 15:41:45,016 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--staging--dgnc--dgnc.ko.cil.i[704620,704633] [2022-07-21 15:41:45,016 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--staging--dgnc--dgnc.ko.cil.i[704778,704791] [2022-07-21 15:41:45,016 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--staging--dgnc--dgnc.ko.cil.i[704936,704949] [2022-07-21 15:41:45,017 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--staging--dgnc--dgnc.ko.cil.i[705094,705107] [2022-07-21 15:41:45,017 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--staging--dgnc--dgnc.ko.cil.i[705254,705267] [2022-07-21 15:41:45,017 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--staging--dgnc--dgnc.ko.cil.i[705413,705426] [2022-07-21 15:41:45,017 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--staging--dgnc--dgnc.ko.cil.i[705552,705565] [2022-07-21 15:41:45,018 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--staging--dgnc--dgnc.ko.cil.i[705694,705707] [2022-07-21 15:41:45,018 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--staging--dgnc--dgnc.ko.cil.i[705843,705856] [2022-07-21 15:41:45,018 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--staging--dgnc--dgnc.ko.cil.i[705982,705995] [2022-07-21 15:41:45,019 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--staging--dgnc--dgnc.ko.cil.i[706137,706150] [2022-07-21 15:41:45,019 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--staging--dgnc--dgnc.ko.cil.i[706297,706310] [2022-07-21 15:41:45,019 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--staging--dgnc--dgnc.ko.cil.i[706448,706461] [2022-07-21 15:41:45,020 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--staging--dgnc--dgnc.ko.cil.i[706599,706612] [2022-07-21 15:41:45,020 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--staging--dgnc--dgnc.ko.cil.i[706751,706764] [2022-07-21 15:41:45,020 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--staging--dgnc--dgnc.ko.cil.i[706900,706913] [2022-07-21 15:41:45,021 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--staging--dgnc--dgnc.ko.cil.i[707048,707061] [2022-07-21 15:41:45,021 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--staging--dgnc--dgnc.ko.cil.i[707205,707218] [2022-07-21 15:41:45,021 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--staging--dgnc--dgnc.ko.cil.i[707354,707367] [2022-07-21 15:41:45,021 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--staging--dgnc--dgnc.ko.cil.i[707510,707523] [2022-07-21 15:41:45,022 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--staging--dgnc--dgnc.ko.cil.i[707663,707676] [2022-07-21 15:41:45,022 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--staging--dgnc--dgnc.ko.cil.i[707809,707822] [2022-07-21 15:41:45,022 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--staging--dgnc--dgnc.ko.cil.i[707952,707965] [2022-07-21 15:41:45,023 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--staging--dgnc--dgnc.ko.cil.i[708104,708117] [2022-07-21 15:41:45,023 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--staging--dgnc--dgnc.ko.cil.i[708250,708263] [2022-07-21 15:41:45,023 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--staging--dgnc--dgnc.ko.cil.i[708395,708408] [2022-07-21 15:41:45,024 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--staging--dgnc--dgnc.ko.cil.i[708549,708562] [2022-07-21 15:41:45,024 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--staging--dgnc--dgnc.ko.cil.i[708700,708713] [2022-07-21 15:41:45,024 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--staging--dgnc--dgnc.ko.cil.i[708855,708868] [2022-07-21 15:41:45,025 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--staging--dgnc--dgnc.ko.cil.i[709007,709020] [2022-07-21 15:41:45,025 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--staging--dgnc--dgnc.ko.cil.i[709162,709175] [2022-07-21 15:41:45,025 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--staging--dgnc--dgnc.ko.cil.i[709326,709339] [2022-07-21 15:41:45,025 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--staging--dgnc--dgnc.ko.cil.i[709482,709495] [2022-07-21 15:41:45,026 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--staging--dgnc--dgnc.ko.cil.i[709646,709659] [2022-07-21 15:41:45,026 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--staging--dgnc--dgnc.ko.cil.i[709788,709801] [2022-07-21 15:41:45,026 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--staging--dgnc--dgnc.ko.cil.i[709946,709959] [2022-07-21 15:41:45,027 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--staging--dgnc--dgnc.ko.cil.i[710113,710126] [2022-07-21 15:41:45,027 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--staging--dgnc--dgnc.ko.cil.i[710272,710285] [2022-07-21 15:41:45,027 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--staging--dgnc--dgnc.ko.cil.i[710431,710444] [2022-07-21 15:41:45,028 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--staging--dgnc--dgnc.ko.cil.i[710580,710593] [2022-07-21 15:41:45,028 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--staging--dgnc--dgnc.ko.cil.i[710727,710740] [2022-07-21 15:41:45,028 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--staging--dgnc--dgnc.ko.cil.i[710866,710879] [2022-07-21 15:41:45,029 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--staging--dgnc--dgnc.ko.cil.i[711029,711042] [2022-07-21 15:41:45,029 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--staging--dgnc--dgnc.ko.cil.i[711195,711208] [2022-07-21 15:41:45,029 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--staging--dgnc--dgnc.ko.cil.i[711359,711372] [2022-07-21 15:41:45,030 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--staging--dgnc--dgnc.ko.cil.i[711524,711537] [2022-07-21 15:41:45,030 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--staging--dgnc--dgnc.ko.cil.i[711689,711702] [2022-07-21 15:41:45,030 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--staging--dgnc--dgnc.ko.cil.i[711855,711868] [2022-07-21 15:41:45,030 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--staging--dgnc--dgnc.ko.cil.i[712020,712033] [2022-07-21 15:41:45,031 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--staging--dgnc--dgnc.ko.cil.i[712187,712200] [2022-07-21 15:41:45,031 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--staging--dgnc--dgnc.ko.cil.i[712347,712360] [2022-07-21 15:41:45,031 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--staging--dgnc--dgnc.ko.cil.i[712509,712522] [2022-07-21 15:41:45,032 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--staging--dgnc--dgnc.ko.cil.i[712668,712681] [2022-07-21 15:41:45,032 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--staging--dgnc--dgnc.ko.cil.i[712814,712827] [2022-07-21 15:41:45,032 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--staging--dgnc--dgnc.ko.cil.i[712957,712970] [2022-07-21 15:41:45,033 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--staging--dgnc--dgnc.ko.cil.i[713101,713114] [2022-07-21 15:41:45,033 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--staging--dgnc--dgnc.ko.cil.i[713244,713257] [2022-07-21 15:41:45,033 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--staging--dgnc--dgnc.ko.cil.i[713388,713401] [2022-07-21 15:41:45,037 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--staging--dgnc--dgnc.ko.cil.i[713529,713542] [2022-07-21 15:41:45,039 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--staging--dgnc--dgnc.ko.cil.i[713667,713680] [2022-07-21 15:41:45,041 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--staging--dgnc--dgnc.ko.cil.i[713825,713838] [2022-07-21 15:41:45,042 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--staging--dgnc--dgnc.ko.cil.i[713984,713997] [2022-07-21 15:41:45,042 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--staging--dgnc--dgnc.ko.cil.i[714140,714153] [2022-07-21 15:41:45,042 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--staging--dgnc--dgnc.ko.cil.i[714289,714302] [2022-07-21 15:41:45,043 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--staging--dgnc--dgnc.ko.cil.i[714441,714454] [2022-07-21 15:41:45,044 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--staging--dgnc--dgnc.ko.cil.i[714592,714605] [2022-07-21 15:41:45,062 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--staging--dgnc--dgnc.ko.cil.i[714741,714754] [2022-07-21 15:41:45,062 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--staging--dgnc--dgnc.ko.cil.i[714893,714906] [2022-07-21 15:41:45,063 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--staging--dgnc--dgnc.ko.cil.i[715041,715054] [2022-07-21 15:41:45,070 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--staging--dgnc--dgnc.ko.cil.i[715194,715207] [2022-07-21 15:41:45,071 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--staging--dgnc--dgnc.ko.cil.i[715345,715358] [2022-07-21 15:41:45,071 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--staging--dgnc--dgnc.ko.cil.i[715495,715508] [2022-07-21 15:41:45,071 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--staging--dgnc--dgnc.ko.cil.i[715642,715655] [2022-07-21 15:41:45,072 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--staging--dgnc--dgnc.ko.cil.i[715793,715806] [2022-07-21 15:41:45,072 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--staging--dgnc--dgnc.ko.cil.i[715944,715957] [2022-07-21 15:41:45,073 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--staging--dgnc--dgnc.ko.cil.i[716092,716105] [2022-07-21 15:41:45,074 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--staging--dgnc--dgnc.ko.cil.i[716258,716271] [2022-07-21 15:41:45,074 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--staging--dgnc--dgnc.ko.cil.i[716427,716440] [2022-07-21 15:41:45,075 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--staging--dgnc--dgnc.ko.cil.i[716594,716607] [2022-07-21 15:41:45,075 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--staging--dgnc--dgnc.ko.cil.i[716762,716775] [2022-07-21 15:41:45,075 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--staging--dgnc--dgnc.ko.cil.i[716912,716925] [2022-07-21 15:41:45,076 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--staging--dgnc--dgnc.ko.cil.i[717059,717072] [2022-07-21 15:41:45,076 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--staging--dgnc--dgnc.ko.cil.i[717220,717233] [2022-07-21 15:41:45,076 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--staging--dgnc--dgnc.ko.cil.i[717390,717403] [2022-07-21 15:41:45,076 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--staging--dgnc--dgnc.ko.cil.i[717552,717565] [2022-07-21 15:41:45,081 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-21 15:41:45,469 INFO L208 MainTranslator]: Completed translation [2022-07-21 15:41:45,470 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:41:45 WrapperNode [2022-07-21 15:41:45,470 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-21 15:41:45,471 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-21 15:41:45,472 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-21 15:41:45,472 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-21 15:41:45,478 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:41:45" (1/1) ... [2022-07-21 15:41:45,725 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:41:45" (1/1) ... [2022-07-21 15:41:46,102 INFO L137 Inliner]: procedures = 959, calls = 6663, calls flagged for inlining = 486, calls inlined = 413, statements flattened = 17943 [2022-07-21 15:41:46,103 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-21 15:41:46,104 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-21 15:41:46,104 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-21 15:41:46,104 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-21 15:41:46,113 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:41:45" (1/1) ... [2022-07-21 15:41:46,113 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:41:45" (1/1) ... [2022-07-21 15:41:46,180 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:41:45" (1/1) ... [2022-07-21 15:41:46,181 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:41:45" (1/1) ... [2022-07-21 15:41:46,480 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:41:45" (1/1) ... [2022-07-21 15:41:46,535 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:41:45" (1/1) ... [2022-07-21 15:41:46,776 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:41:45" (1/1) ... [2022-07-21 15:41:46,977 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-21 15:41:46,979 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-21 15:41:46,979 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-21 15:41:46,980 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-21 15:41:46,981 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:41:45" (1/1) ... [2022-07-21 15:41:46,988 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-21 15:41:47,007 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-21 15:41:47,056 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) [2022-07-21 15:41:47,148 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 [2022-07-21 15:41:47,207 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_nonpositive [2022-07-21 15:41:47,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_nonpositive [2022-07-21 15:41:47,208 INFO L130 BoogieDeclarations]: Found specification of procedure dgnc_maxcps_room [2022-07-21 15:41:47,208 INFO L138 BoogieDeclarations]: Found implementation of procedure dgnc_maxcps_room [2022-07-21 15:41:47,208 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-07-21 15:41:47,208 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-07-21 15:41:47,208 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2022-07-21 15:41:47,208 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2022-07-21 15:41:47,208 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-07-21 15:41:47,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-07-21 15:41:47,209 INFO L130 BoogieDeclarations]: Found specification of procedure neo_vpd [2022-07-21 15:41:47,209 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_vpd [2022-07-21 15:41:47,209 INFO L130 BoogieDeclarations]: Found specification of procedure neo_parse_modem [2022-07-21 15:41:47,209 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_parse_modem [2022-07-21 15:41:47,209 INFO L130 BoogieDeclarations]: Found specification of procedure cls_param [2022-07-21 15:41:47,209 INFO L138 BoogieDeclarations]: Found implementation of procedure cls_param [2022-07-21 15:41:47,210 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2022-07-21 15:41:47,210 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2022-07-21 15:41:47,210 INFO L130 BoogieDeclarations]: Found specification of procedure tty_unregister_device [2022-07-21 15:41:47,210 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_unregister_device [2022-07-21 15:41:47,211 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-07-21 15:41:47,211 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-07-21 15:41:47,211 INFO L130 BoogieDeclarations]: Found specification of procedure dgnc_mgmt_close [2022-07-21 15:41:47,211 INFO L138 BoogieDeclarations]: Found implementation of procedure dgnc_mgmt_close [2022-07-21 15:41:47,211 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_check_final_state [2022-07-21 15:41:47,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_check_final_state [2022-07-21 15:41:47,211 INFO L130 BoogieDeclarations]: Found specification of procedure dgnc_tty_chars_in_buffer [2022-07-21 15:41:47,212 INFO L138 BoogieDeclarations]: Found implementation of procedure dgnc_tty_chars_in_buffer [2022-07-21 15:41:47,212 INFO L130 BoogieDeclarations]: Found specification of procedure dgnc_driver_version_show [2022-07-21 15:41:47,212 INFO L138 BoogieDeclarations]: Found implementation of procedure dgnc_driver_version_show [2022-07-21 15:41:47,212 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver [2022-07-21 15:41:47,212 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver [2022-07-21 15:41:47,212 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-07-21 15:41:47,212 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-07-21 15:41:47,213 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-07-21 15:41:47,213 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-07-21 15:41:47,213 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-21 15:41:47,213 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_check_final_state [2022-07-21 15:41:47,213 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_check_final_state [2022-07-21 15:41:47,213 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_dgnc_global_lock [2022-07-21 15:41:47,213 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_dgnc_global_lock [2022-07-21 15:41:47,214 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-07-21 15:41:47,214 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-07-21 15:41:47,214 INFO L130 BoogieDeclarations]: Found specification of procedure cls_send_stop_character [2022-07-21 15:41:47,214 INFO L138 BoogieDeclarations]: Found implementation of procedure cls_send_stop_character [2022-07-21 15:41:47,214 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait_event [2022-07-21 15:41:47,214 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait_event [2022-07-21 15:41:47,214 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_bd_lock_of_dgnc_board [2022-07-21 15:41:47,215 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_bd_lock_of_dgnc_board [2022-07-21 15:41:47,215 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2022-07-21 15:41:47,215 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2022-07-21 15:41:47,215 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-07-21 15:41:47,215 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-07-21 15:41:47,215 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_check_return_value_probe [2022-07-21 15:41:47,215 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_check_return_value_probe [2022-07-21 15:41:47,216 INFO L130 BoogieDeclarations]: Found specification of procedure dgnc_tty_start [2022-07-21 15:41:47,216 INFO L138 BoogieDeclarations]: Found implementation of procedure dgnc_tty_start [2022-07-21 15:41:47,216 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-21 15:41:47,216 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2022-07-21 15:41:47,217 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc [2022-07-21 15:41:47,217 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_check_return_value_probe [2022-07-21 15:41:47,217 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_check_return_value_probe [2022-07-21 15:41:47,217 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-21 15:41:47,217 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-07-21 15:41:47,217 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-07-21 15:41:47,217 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-07-21 15:41:47,218 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-07-21 15:41:47,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-21 15:41:47,218 INFO L130 BoogieDeclarations]: Found specification of procedure tty_set_operations [2022-07-21 15:41:47,218 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_set_operations [2022-07-21 15:41:47,218 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-07-21 15:41:47,231 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2022-07-21 15:41:47,234 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2022-07-21 15:41:47,234 INFO L130 BoogieDeclarations]: Found specification of procedure neo_parse_isr [2022-07-21 15:41:47,235 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_parse_isr [2022-07-21 15:41:47,235 INFO L130 BoogieDeclarations]: Found specification of procedure driver_create_file [2022-07-21 15:41:47,235 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_create_file [2022-07-21 15:41:47,235 INFO L130 BoogieDeclarations]: Found specification of procedure tty_register_driver [2022-07-21 15:41:47,235 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_register_driver [2022-07-21 15:41:47,235 INFO L130 BoogieDeclarations]: Found specification of procedure iminor [2022-07-21 15:41:47,235 INFO L138 BoogieDeclarations]: Found implementation of procedure iminor [2022-07-21 15:41:47,237 INFO L130 BoogieDeclarations]: Found specification of procedure cls_assert_modem_signals [2022-07-21 15:41:47,237 INFO L138 BoogieDeclarations]: Found implementation of procedure cls_assert_modem_signals [2022-07-21 15:41:47,237 INFO L130 BoogieDeclarations]: Found specification of procedure tty_hangup [2022-07-21 15:41:47,237 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_hangup [2022-07-21 15:41:47,237 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_sysfs_remove_group [2022-07-21 15:41:47,237 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_sysfs_remove_group [2022-07-21 15:41:47,238 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2022-07-21 15:41:47,238 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2022-07-21 15:41:47,238 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-21 15:41:47,238 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-21 15:41:47,238 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-07-21 15:41:47,238 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-07-21 15:41:47,238 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2022-07-21 15:41:47,238 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2022-07-21 15:41:47,239 INFO L130 BoogieDeclarations]: Found specification of procedure cls_drain [2022-07-21 15:41:47,239 INFO L138 BoogieDeclarations]: Found implementation of procedure cls_drain [2022-07-21 15:41:47,239 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-07-21 15:41:47,239 INFO L130 BoogieDeclarations]: Found specification of procedure driver_remove_file [2022-07-21 15:41:47,239 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_remove_file [2022-07-21 15:41:47,239 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_fromio [2022-07-21 15:41:47,239 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_fromio [2022-07-21 15:41:47,240 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-07-21 15:41:47,240 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-07-21 15:41:47,240 INFO L130 BoogieDeclarations]: Found specification of procedure dgnc_tty_hangup [2022-07-21 15:41:47,240 INFO L138 BoogieDeclarations]: Found implementation of procedure dgnc_tty_hangup [2022-07-21 15:41:47,240 INFO L130 BoogieDeclarations]: Found specification of procedure tty_insert_flip_char [2022-07-21 15:41:47,240 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_insert_flip_char [2022-07-21 15:41:47,240 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-07-21 15:41:47,240 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-07-21 15:41:47,241 INFO L130 BoogieDeclarations]: Found specification of procedure dgnc_tty_tiocmget [2022-07-21 15:41:47,241 INFO L138 BoogieDeclarations]: Found implementation of procedure dgnc_tty_tiocmget [2022-07-21 15:41:47,241 INFO L130 BoogieDeclarations]: Found specification of procedure dgnc_tty_open [2022-07-21 15:41:47,241 INFO L138 BoogieDeclarations]: Found implementation of procedure dgnc_tty_open [2022-07-21 15:41:47,241 INFO L130 BoogieDeclarations]: Found specification of procedure dgnc_tty_set_termios [2022-07-21 15:41:47,241 INFO L138 BoogieDeclarations]: Found implementation of procedure dgnc_tty_set_termios [2022-07-21 15:41:47,241 INFO L130 BoogieDeclarations]: Found specification of procedure dgnc_input [2022-07-21 15:41:47,242 INFO L138 BoogieDeclarations]: Found implementation of procedure dgnc_input [2022-07-21 15:41:47,242 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_bd_intr_lock_of_dgnc_board [2022-07-21 15:41:47,242 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_bd_intr_lock_of_dgnc_board [2022-07-21 15:41:47,243 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-07-21 15:41:47,243 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-07-21 15:41:47,243 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_io_mem_unmap [2022-07-21 15:41:47,243 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_io_mem_unmap [2022-07-21 15:41:47,243 INFO L130 BoogieDeclarations]: Found specification of procedure tty_ldisc_deref [2022-07-21 15:41:47,243 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_ldisc_deref [2022-07-21 15:41:47,243 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2022-07-21 15:41:47,244 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2022-07-21 15:41:47,244 INFO L130 BoogieDeclarations]: Found specification of procedure dgnc_driver_boards_show [2022-07-21 15:41:47,244 INFO L138 BoogieDeclarations]: Found implementation of procedure dgnc_driver_boards_show [2022-07-21 15:41:47,244 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_check_final_state [2022-07-21 15:41:47,244 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_check_final_state [2022-07-21 15:41:47,244 INFO L130 BoogieDeclarations]: Found specification of procedure neo_copy_data_from_queue_to_uart [2022-07-21 15:41:47,244 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_copy_data_from_queue_to_uart [2022-07-21 15:41:47,245 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_check_final_state [2022-07-21 15:41:47,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_check_final_state [2022-07-21 15:41:47,245 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-21 15:41:47,245 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-07-21 15:41:47,245 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-07-21 15:41:47,245 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_check_final_state [2022-07-21 15:41:47,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_check_final_state [2022-07-21 15:41:47,245 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_drivers_base_class__double_registration [2022-07-21 15:41:47,246 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_drivers_base_class__double_registration [2022-07-21 15:41:47,246 INFO L130 BoogieDeclarations]: Found specification of procedure neo_assert_modem_signals [2022-07-21 15:41:47,246 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_assert_modem_signals [2022-07-21 15:41:47,246 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_112 [2022-07-21 15:41:47,246 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_112 [2022-07-21 15:41:47,246 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-21 15:41:47,246 INFO L130 BoogieDeclarations]: Found specification of procedure neo_param [2022-07-21 15:41:47,246 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_param [2022-07-21 15:41:47,247 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_destroy_class [2022-07-21 15:41:47,247 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_destroy_class [2022-07-21 15:41:47,247 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2022-07-21 15:41:47,247 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2022-07-21 15:41:47,247 INFO L130 BoogieDeclarations]: Found specification of procedure neo_copy_data_from_uart_to_queue [2022-07-21 15:41:47,247 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_copy_data_from_uart_to_queue [2022-07-21 15:41:47,247 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2022-07-21 15:41:47,248 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2022-07-21 15:41:47,248 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_102 [2022-07-21 15:41:47,248 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_102 [2022-07-21 15:41:47,248 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_104 [2022-07-21 15:41:47,248 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_104 [2022-07-21 15:41:47,248 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~int~TO~int [2022-07-21 15:41:47,248 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~int~TO~int [2022-07-21 15:41:47,248 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-07-21 15:41:47,249 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-07-21 15:41:47,249 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2022-07-21 15:41:47,249 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2022-07-21 15:41:47,249 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-07-21 15:41:47,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-07-21 15:41:47,249 INFO L130 BoogieDeclarations]: Found specification of procedure dgnc_cleanup_module [2022-07-21 15:41:47,249 INFO L138 BoogieDeclarations]: Found implementation of procedure dgnc_cleanup_module [2022-07-21 15:41:47,249 INFO L130 BoogieDeclarations]: Found specification of procedure waitqueue_active [2022-07-21 15:41:47,250 INFO L138 BoogieDeclarations]: Found implementation of procedure waitqueue_active [2022-07-21 15:41:47,250 INFO L130 BoogieDeclarations]: Found specification of procedure dgnc_tty_flush_chars [2022-07-21 15:41:47,250 INFO L138 BoogieDeclarations]: Found implementation of procedure dgnc_tty_flush_chars [2022-07-21 15:41:47,250 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-07-21 15:41:47,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-07-21 15:41:47,250 INFO L130 BoogieDeclarations]: Found specification of procedure cls_uart_init [2022-07-21 15:41:47,250 INFO L138 BoogieDeclarations]: Found implementation of procedure cls_uart_init [2022-07-21 15:41:47,251 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_check_final_state [2022-07-21 15:41:47,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_check_final_state [2022-07-21 15:41:47,251 INFO L130 BoogieDeclarations]: Found specification of procedure neo_send_start_character [2022-07-21 15:41:47,260 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_send_start_character [2022-07-21 15:41:47,261 INFO L130 BoogieDeclarations]: Found specification of procedure dgnc_tty_close [2022-07-21 15:41:47,261 INFO L138 BoogieDeclarations]: Found implementation of procedure dgnc_tty_close [2022-07-21 15:41:47,261 INFO L130 BoogieDeclarations]: Found specification of procedure neo_send_immediate_char [2022-07-21 15:41:47,261 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_send_immediate_char [2022-07-21 15:41:47,261 INFO L130 BoogieDeclarations]: Found specification of procedure neo_set_no_output_flow_control [2022-07-21 15:41:47,261 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_set_no_output_flow_control [2022-07-21 15:41:47,262 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~uint~0~TO~int [2022-07-21 15:41:47,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~uint~0~TO~int [2022-07-21 15:41:47,262 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-21 15:41:47,262 INFO L130 BoogieDeclarations]: Found specification of procedure dgnc_wakeup_writes [2022-07-21 15:41:47,262 INFO L138 BoogieDeclarations]: Found implementation of procedure dgnc_wakeup_writes [2022-07-21 15:41:47,262 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-21 15:41:47,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-21 15:41:47,262 INFO L130 BoogieDeclarations]: Found specification of procedure cls_get_uart_bytes_left [2022-07-21 15:41:47,263 INFO L138 BoogieDeclarations]: Found implementation of procedure cls_get_uart_bytes_left [2022-07-21 15:41:47,263 INFO L130 BoogieDeclarations]: Found specification of procedure tty_register_device [2022-07-21 15:41:47,263 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_register_device [2022-07-21 15:41:47,263 INFO L130 BoogieDeclarations]: Found specification of procedure kref_init [2022-07-21 15:41:47,263 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_init [2022-07-21 15:41:47,263 INFO L130 BoogieDeclarations]: Found specification of procedure dgnc_wmove [2022-07-21 15:41:47,263 INFO L138 BoogieDeclarations]: Found implementation of procedure dgnc_wmove [2022-07-21 15:41:47,263 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2022-07-21 15:41:47,264 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2022-07-21 15:41:47,264 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_ch_lock_of_channel_t [2022-07-21 15:41:47,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_ch_lock_of_channel_t [2022-07-21 15:41:47,264 INFO L130 BoogieDeclarations]: Found specification of procedure cls_parse_modem [2022-07-21 15:41:47,264 INFO L138 BoogieDeclarations]: Found implementation of procedure cls_parse_modem [2022-07-21 15:41:47,264 INFO L130 BoogieDeclarations]: Found specification of procedure neo_flush_uart_write [2022-07-21 15:41:47,264 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_flush_uart_write [2022-07-21 15:41:47,265 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_dgnc_poll_lock [2022-07-21 15:41:47,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_dgnc_poll_lock [2022-07-21 15:41:47,265 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadget [2022-07-21 15:41:47,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadget [2022-07-21 15:41:47,265 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_usb_gadget__class_registration_with_usb_gadget [2022-07-21 15:41:47,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_usb_gadget__class_registration_with_usb_gadget [2022-07-21 15:41:47,265 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_97 [2022-07-21 15:41:47,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_97 [2022-07-21 15:41:47,266 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_check_final_state [2022-07-21 15:41:47,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_check_final_state [2022-07-21 15:41:47,266 INFO L130 BoogieDeclarations]: Found specification of procedure dgnc_tty_wait_until_sent [2022-07-21 15:41:47,266 INFO L138 BoogieDeclarations]: Found implementation of procedure dgnc_tty_wait_until_sent [2022-07-21 15:41:47,266 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-07-21 15:41:47,266 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-07-21 15:41:47,266 INFO L130 BoogieDeclarations]: Found specification of procedure neo_send_stop_character [2022-07-21 15:41:47,267 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_send_stop_character [2022-07-21 15:41:47,267 INFO L130 BoogieDeclarations]: Found specification of procedure tty_check_change [2022-07-21 15:41:47,267 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_check_change [2022-07-21 15:41:47,267 INFO L130 BoogieDeclarations]: Found specification of procedure cls_copy_data_from_queue_to_uart [2022-07-21 15:41:47,268 INFO L138 BoogieDeclarations]: Found implementation of procedure cls_copy_data_from_queue_to_uart [2022-07-21 15:41:47,268 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-21 15:41:47,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-21 15:41:47,268 INFO L130 BoogieDeclarations]: Found specification of procedure neo_enable_receiver [2022-07-21 15:41:47,268 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_enable_receiver [2022-07-21 15:41:47,268 INFO L130 BoogieDeclarations]: Found specification of procedure char_buf_ptr [2022-07-21 15:41:47,268 INFO L138 BoogieDeclarations]: Found implementation of procedure char_buf_ptr [2022-07-21 15:41:47,268 INFO L130 BoogieDeclarations]: Found specification of procedure cls_uart_off [2022-07-21 15:41:47,269 INFO L138 BoogieDeclarations]: Found implementation of procedure cls_uart_off [2022-07-21 15:41:47,269 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2022-07-21 15:41:47,269 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2022-07-21 15:41:47,269 INFO L130 BoogieDeclarations]: Found specification of procedure dgnc_do_remap [2022-07-21 15:41:47,269 INFO L138 BoogieDeclarations]: Found implementation of procedure dgnc_do_remap [2022-07-21 15:41:47,269 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_check_final_state [2022-07-21 15:41:47,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_check_final_state [2022-07-21 15:41:47,269 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_check_final_state [2022-07-21 15:41:47,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_check_final_state [2022-07-21 15:41:47,270 INFO L130 BoogieDeclarations]: Found specification of procedure neo_drain [2022-07-21 15:41:47,270 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_drain [2022-07-21 15:41:47,270 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-07-21 15:41:47,270 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-07-21 15:41:47,270 INFO L130 BoogieDeclarations]: Found specification of procedure dgnc_mgmt_open [2022-07-21 15:41:47,270 INFO L138 BoogieDeclarations]: Found implementation of procedure dgnc_mgmt_open [2022-07-21 15:41:47,270 INFO L130 BoogieDeclarations]: Found specification of procedure dgnc_tty_uninit [2022-07-21 15:41:47,271 INFO L138 BoogieDeclarations]: Found implementation of procedure dgnc_tty_uninit [2022-07-21 15:41:47,271 INFO L130 BoogieDeclarations]: Found specification of procedure dgnc_tty_stop [2022-07-21 15:41:47,271 INFO L138 BoogieDeclarations]: Found implementation of procedure dgnc_tty_stop [2022-07-21 15:41:47,271 INFO L130 BoogieDeclarations]: Found specification of procedure dgnc_tty_flush_buffer [2022-07-21 15:41:47,271 INFO L138 BoogieDeclarations]: Found implementation of procedure dgnc_tty_flush_buffer [2022-07-21 15:41:47,271 INFO L130 BoogieDeclarations]: Found specification of procedure dgnc_driver_pollrate_store [2022-07-21 15:41:47,271 INFO L138 BoogieDeclarations]: Found implementation of procedure dgnc_driver_pollrate_store [2022-07-21 15:41:47,272 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-07-21 15:41:47,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-07-21 15:41:47,272 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-07-21 15:41:47,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-07-21 15:41:47,272 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_check_final_state [2022-07-21 15:41:47,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_check_final_state [2022-07-21 15:41:47,272 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-21 15:41:47,272 INFO L130 BoogieDeclarations]: Found specification of procedure neo_send_break [2022-07-21 15:41:47,273 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_send_break [2022-07-21 15:41:47,273 INFO L130 BoogieDeclarations]: Found specification of procedure dgnc_check_queue_flow_control [2022-07-21 15:41:47,273 INFO L138 BoogieDeclarations]: Found implementation of procedure dgnc_check_queue_flow_control [2022-07-21 15:41:47,276 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2022-07-21 15:41:47,276 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2022-07-21 15:41:47,276 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-07-21 15:41:47,276 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2022-07-21 15:41:47,276 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2022-07-21 15:41:47,276 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-07-21 15:41:47,277 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-07-21 15:41:47,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-07-21 15:41:47,277 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_in_interrupt_context [2022-07-21 15:41:47,277 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_in_interrupt_context [2022-07-21 15:41:47,277 INFO L130 BoogieDeclarations]: Found specification of procedure cls_enable_receiver [2022-07-21 15:41:47,277 INFO L138 BoogieDeclarations]: Found implementation of procedure cls_enable_receiver [2022-07-21 15:41:47,277 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2022-07-21 15:41:47,277 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2022-07-21 15:41:47,278 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-07-21 15:41:47,278 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-07-21 15:41:47,278 INFO L130 BoogieDeclarations]: Found specification of procedure cls_disable_receiver [2022-07-21 15:41:47,278 INFO L138 BoogieDeclarations]: Found implementation of procedure cls_disable_receiver [2022-07-21 15:41:47,278 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_reset_error_counter [2022-07-21 15:41:47,278 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_reset_error_counter [2022-07-21 15:41:47,278 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-07-21 15:41:47,278 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-07-21 15:41:47,279 INFO L130 BoogieDeclarations]: Found specification of procedure dgnc_tty_tiocmset [2022-07-21 15:41:47,279 INFO L138 BoogieDeclarations]: Found implementation of procedure dgnc_tty_tiocmset [2022-07-21 15:41:47,279 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-07-21 15:41:47,279 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-07-21 15:41:47,279 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_fs_char_dev__double_registration [2022-07-21 15:41:47,279 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_fs_char_dev__double_registration [2022-07-21 15:41:47,279 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_check_final_state [2022-07-21 15:41:47,280 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_check_final_state [2022-07-21 15:41:47,280 INFO L130 BoogieDeclarations]: Found specification of procedure dgnc_tty_unthrottle [2022-07-21 15:41:47,280 INFO L138 BoogieDeclarations]: Found implementation of procedure dgnc_tty_unthrottle [2022-07-21 15:41:47,280 INFO L130 BoogieDeclarations]: Found specification of procedure neo_pci_posting_flush [2022-07-21 15:41:47,280 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_pci_posting_flush [2022-07-21 15:41:47,280 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_tty_unregister_device [2022-07-21 15:41:47,280 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_tty_unregister_device [2022-07-21 15:41:47,280 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-07-21 15:41:47,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-07-21 15:41:47,281 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-07-21 15:41:47,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-07-21 15:41:47,281 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2022-07-21 15:41:47,281 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2022-07-21 15:41:47,281 INFO L130 BoogieDeclarations]: Found specification of procedure cls_send_break [2022-07-21 15:41:47,281 INFO L138 BoogieDeclarations]: Found implementation of procedure cls_send_break [2022-07-21 15:41:47,282 INFO L130 BoogieDeclarations]: Found specification of procedure dgnc_remove_tty_sysfs [2022-07-21 15:41:47,282 INFO L138 BoogieDeclarations]: Found implementation of procedure dgnc_remove_tty_sysfs [2022-07-21 15:41:47,282 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_reset_error_counter [2022-07-21 15:41:47,282 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_reset_error_counter [2022-07-21 15:41:47,282 INFO L130 BoogieDeclarations]: Found specification of procedure neo_disable_receiver [2022-07-21 15:41:47,282 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_disable_receiver [2022-07-21 15:41:47,282 INFO L130 BoogieDeclarations]: Found specification of procedure device_destroy [2022-07-21 15:41:47,282 INFO L138 BoogieDeclarations]: Found implementation of procedure device_destroy [2022-07-21 15:41:47,283 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2022-07-21 15:41:47,283 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2022-07-21 15:41:47,283 INFO L130 BoogieDeclarations]: Found specification of procedure writeb [2022-07-21 15:41:47,283 INFO L138 BoogieDeclarations]: Found implementation of procedure writeb [2022-07-21 15:41:47,283 INFO L130 BoogieDeclarations]: Found specification of procedure neo_get_uart_bytes_left [2022-07-21 15:41:47,283 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_get_uart_bytes_left [2022-07-21 15:41:47,283 INFO L130 BoogieDeclarations]: Found specification of procedure cls_set_no_input_flow_control [2022-07-21 15:41:47,284 INFO L138 BoogieDeclarations]: Found implementation of procedure cls_set_no_input_flow_control [2022-07-21 15:41:47,284 INFO L130 BoogieDeclarations]: Found specification of procedure dgnc_tty_write [2022-07-21 15:41:47,284 INFO L138 BoogieDeclarations]: Found implementation of procedure dgnc_tty_write [2022-07-21 15:41:47,284 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-07-21 15:41:47,284 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-21 15:41:47,284 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-21 15:41:47,284 INFO L130 BoogieDeclarations]: Found specification of procedure dgnc_init_one [2022-07-21 15:41:47,284 INFO L138 BoogieDeclarations]: Found implementation of procedure dgnc_init_one [2022-07-21 15:41:47,285 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-07-21 15:41:47,285 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-07-21 15:41:47,285 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_destroy_class [2022-07-21 15:41:47,285 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_destroy_class [2022-07-21 15:41:47,285 INFO L130 BoogieDeclarations]: Found specification of procedure dgnc_carrier [2022-07-21 15:41:47,285 INFO L138 BoogieDeclarations]: Found implementation of procedure dgnc_carrier [2022-07-21 15:41:47,285 INFO L130 BoogieDeclarations]: Found specification of procedure dgnc_tty_ioctl [2022-07-21 15:41:47,286 INFO L138 BoogieDeclarations]: Found implementation of procedure dgnc_tty_ioctl [2022-07-21 15:41:47,286 INFO L130 BoogieDeclarations]: Found specification of procedure dgnc_tty_throttle [2022-07-21 15:41:47,286 INFO L138 BoogieDeclarations]: Found implementation of procedure dgnc_tty_throttle [2022-07-21 15:41:47,286 INFO L130 BoogieDeclarations]: Found specification of procedure neo_uart_off [2022-07-21 15:41:47,286 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_uart_off [2022-07-21 15:41:47,286 INFO L130 BoogieDeclarations]: Found specification of procedure device_create_file [2022-07-21 15:41:47,286 INFO L138 BoogieDeclarations]: Found implementation of procedure device_create_file [2022-07-21 15:41:47,286 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~~uint~0 [2022-07-21 15:41:47,287 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~~uint~0 [2022-07-21 15:41:47,287 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2022-07-21 15:41:47,287 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2022-07-21 15:41:47,287 INFO L130 BoogieDeclarations]: Found specification of procedure dgnc_tty_put_char [2022-07-21 15:41:47,287 INFO L138 BoogieDeclarations]: Found implementation of procedure dgnc_tty_put_char [2022-07-21 15:41:47,287 INFO L130 BoogieDeclarations]: Found specification of procedure cls_send_immediate_char [2022-07-21 15:41:47,287 INFO L138 BoogieDeclarations]: Found implementation of procedure cls_send_immediate_char [2022-07-21 15:41:47,287 INFO L130 BoogieDeclarations]: Found specification of procedure dgnc_driver_maxboards_show [2022-07-21 15:41:47,288 INFO L138 BoogieDeclarations]: Found implementation of procedure dgnc_driver_maxboards_show [2022-07-21 15:41:47,288 INFO L130 BoogieDeclarations]: Found specification of procedure up [2022-07-21 15:41:47,288 INFO L138 BoogieDeclarations]: Found implementation of procedure up [2022-07-21 15:41:47,288 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap [2022-07-21 15:41:47,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap [2022-07-21 15:41:47,288 INFO L130 BoogieDeclarations]: Found specification of procedure dgnc_create_tty_sysfs [2022-07-21 15:41:47,288 INFO L138 BoogieDeclarations]: Found implementation of procedure dgnc_create_tty_sysfs [2022-07-21 15:41:47,289 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2022-07-21 15:41:47,289 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2022-07-21 15:41:47,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-21 15:41:47,289 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2022-07-21 15:41:47,289 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2022-07-21 15:41:47,289 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_97___0 [2022-07-21 15:41:47,289 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_97___0 [2022-07-21 15:41:47,290 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-07-21 15:41:47,290 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-07-21 15:41:47,290 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2022-07-21 15:41:47,290 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2022-07-21 15:41:47,290 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_check_final_state [2022-07-21 15:41:47,290 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_check_final_state [2022-07-21 15:41:47,290 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-07-21 15:41:47,290 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-07-21 15:41:47,291 INFO L130 BoogieDeclarations]: Found specification of procedure cls_set_no_output_flow_control [2022-07-21 15:41:47,291 INFO L138 BoogieDeclarations]: Found implementation of procedure cls_set_no_output_flow_control [2022-07-21 15:41:47,291 INFO L130 BoogieDeclarations]: Found specification of procedure neo_tasklet [2022-07-21 15:41:47,291 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_tasklet [2022-07-21 15:41:47,291 INFO L130 BoogieDeclarations]: Found specification of procedure dgnc_tty_send_break [2022-07-21 15:41:47,291 INFO L138 BoogieDeclarations]: Found implementation of procedure dgnc_tty_send_break [2022-07-21 15:41:47,291 INFO L130 BoogieDeclarations]: Found specification of procedure tty_ldisc_flush [2022-07-21 15:41:47,291 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_ldisc_flush [2022-07-21 15:41:47,292 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2022-07-21 15:41:47,292 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2022-07-21 15:41:47,292 INFO L130 BoogieDeclarations]: Found specification of procedure dgnc_tty_write_room [2022-07-21 15:41:47,292 INFO L138 BoogieDeclarations]: Found implementation of procedure dgnc_tty_write_room [2022-07-21 15:41:47,292 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-07-21 15:41:47,292 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-07-21 15:41:47,292 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-07-21 15:41:47,293 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-07-21 15:41:47,293 INFO L130 BoogieDeclarations]: Found specification of procedure cls_flush_uart_write [2022-07-21 15:41:47,293 INFO L138 BoogieDeclarations]: Found implementation of procedure cls_flush_uart_write [2022-07-21 15:41:47,293 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_check_final_state [2022-07-21 15:41:47,293 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_check_final_state [2022-07-21 15:41:47,293 INFO L130 BoogieDeclarations]: Found specification of procedure dgnc_tty_send_xchar [2022-07-21 15:41:47,293 INFO L138 BoogieDeclarations]: Found implementation of procedure dgnc_tty_send_xchar [2022-07-21 15:41:47,293 INFO L130 BoogieDeclarations]: Found specification of procedure dgnc_driver_pollrate_show [2022-07-21 15:41:47,294 INFO L138 BoogieDeclarations]: Found implementation of procedure dgnc_driver_pollrate_show [2022-07-21 15:41:47,294 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2022-07-21 15:41:47,294 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2022-07-21 15:41:47,294 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_chrdev_100 [2022-07-21 15:41:47,294 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_chrdev_100 [2022-07-21 15:41:47,294 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_check_final_state [2022-07-21 15:41:47,294 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_check_final_state [2022-07-21 15:41:47,295 INFO L130 BoogieDeclarations]: Found specification of procedure cls_tasklet [2022-07-21 15:41:47,295 INFO L138 BoogieDeclarations]: Found implementation of procedure cls_tasklet [2022-07-21 15:41:47,295 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2022-07-21 15:41:47,295 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2022-07-21 15:41:47,295 INFO L130 BoogieDeclarations]: Found specification of procedure cls_vpd [2022-07-21 15:41:47,295 INFO L138 BoogieDeclarations]: Found implementation of procedure cls_vpd [2022-07-21 15:41:47,295 INFO L130 BoogieDeclarations]: Found specification of procedure neo_set_no_input_flow_control [2022-07-21 15:41:47,295 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_set_no_input_flow_control [2022-07-21 15:41:47,296 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~$Pointer$ [2022-07-21 15:41:47,296 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~$Pointer$ [2022-07-21 15:41:47,296 INFO L130 BoogieDeclarations]: Found specification of procedure neo_flush_uart_read [2022-07-21 15:41:47,296 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_flush_uart_read [2022-07-21 15:41:47,296 INFO L130 BoogieDeclarations]: Found specification of procedure cls_send_start_character [2022-07-21 15:41:47,296 INFO L138 BoogieDeclarations]: Found implementation of procedure cls_send_start_character [2022-07-21 15:41:47,296 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2022-07-21 15:41:47,296 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2022-07-21 15:41:47,297 INFO L130 BoogieDeclarations]: Found specification of procedure neo_uart_init [2022-07-21 15:41:47,297 INFO L138 BoogieDeclarations]: Found implementation of procedure neo_uart_init [2022-07-21 15:41:47,297 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-07-21 15:41:47,297 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-07-21 15:41:47,297 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-07-21 15:41:47,297 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-07-21 15:41:47,297 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2022-07-21 15:41:47,298 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2022-07-21 15:41:47,298 INFO L130 BoogieDeclarations]: Found specification of procedure tty_devnum [2022-07-21 15:41:47,298 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_devnum [2022-07-21 15:41:47,298 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-07-21 15:41:47,298 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-07-21 15:41:47,298 INFO L130 BoogieDeclarations]: Found specification of procedure cls_flush_uart_read [2022-07-21 15:41:47,298 INFO L138 BoogieDeclarations]: Found implementation of procedure cls_flush_uart_read [2022-07-21 15:41:47,298 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-21 15:41:47,299 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-07-21 15:41:47,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-07-21 15:41:47,299 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_file [2022-07-21 15:41:47,299 INFO L138 BoogieDeclarations]: Found implementation of procedure device_remove_file [2022-07-21 15:41:47,299 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2022-07-21 15:41:47,299 INFO L130 BoogieDeclarations]: Found specification of procedure readb [2022-07-21 15:41:47,299 INFO L138 BoogieDeclarations]: Found implementation of procedure readb [2022-07-21 15:41:47,299 INFO L130 BoogieDeclarations]: Found specification of procedure tty_unregister_driver [2022-07-21 15:41:47,300 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_unregister_driver [2022-07-21 15:41:48,754 INFO L234 CfgBuilder]: Building ICFG [2022-07-21 15:41:48,758 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-21 15:41:49,257 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-21 15:42:06,570 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint switch_break: call ULTIMATE.dealloc(~#buf~0#1.base, ~#buf~0#1.offset);havoc ~#buf~0#1.base, ~#buf~0#1.offset;call ULTIMATE.dealloc(~#buf___0~0#1.base, ~#buf___0~0#1.offset);havoc ~#buf___0~0#1.base, ~#buf___0~0#1.offset; [2022-07-21 15:43:08,402 INFO L275 CfgBuilder]: Performing block encoding [2022-07-21 15:43:08,428 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-21 15:43:08,428 INFO L299 CfgBuilder]: Removed 5 assume(true) statements. [2022-07-21 15:43:08,435 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 03:43:08 BoogieIcfgContainer [2022-07-21 15:43:08,435 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-21 15:43:08,436 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-21 15:43:08,437 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-21 15:43:08,439 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-21 15:43:08,440 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.07 03:41:35" (1/3) ... [2022-07-21 15:43:08,440 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@21b5b9f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 03:43:08, skipping insertion in model container [2022-07-21 15:43:08,440 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 03:41:45" (2/3) ... [2022-07-21 15:43:08,441 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@21b5b9f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 03:43:08, skipping insertion in model container [2022-07-21 15:43:08,441 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 03:43:08" (3/3) ... [2022-07-21 15:43:08,442 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---drivers--staging--dgnc--dgnc.ko.cil.i [2022-07-21 15:43:08,455 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-21 15:43:08,455 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 37 error locations. [2022-07-21 15:43:08,584 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-21 15:43:08,589 INFO L357 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, mPorIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@36841bf2, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@23b071ee [2022-07-21 15:43:08,590 INFO L358 AbstractCegarLoop]: Starting to check reachability of 37 error locations. [2022-07-21 15:43:08,608 INFO L276 IsEmpty]: Start isEmpty. Operand has 5646 states, 3992 states have (on average 1.4784569138276553) internal successors, (5902), 4202 states have internal predecessors, (5902), 1398 states have call successors, (1398), 219 states have call predecessors, (1398), 218 states have return successors, (1390), 1317 states have call predecessors, (1390), 1390 states have call successors, (1390) [2022-07-21 15:43:08,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-07-21 15:43:08,615 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 15:43:08,616 INFO L195 NwaCegarLoop]: trace histogram [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] [2022-07-21 15:43:08,617 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_fs_char_dev__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 35 more)] === [2022-07-21 15:43:08,622 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 15:43:08,623 INFO L85 PathProgramCache]: Analyzing trace with hash -2133399701, now seen corresponding path program 1 times [2022-07-21 15:43:08,630 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 15:43:08,631 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [69384206] [2022-07-21 15:43:08,631 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 15:43:08,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 15:43:09,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:43:09,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-21 15:43:09,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:43:09,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2022-07-21 15:43:09,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:43:09,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-21 15:43:09,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:43:09,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 15:43:09,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:43:09,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 15:43:09,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:43:09,626 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-07-21 15:43:09,626 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 15:43:09,626 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [69384206] [2022-07-21 15:43:09,627 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [69384206] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 15:43:09,627 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 15:43:09,627 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-21 15:43:09,629 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [57552467] [2022-07-21 15:43:09,629 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 15:43:09,632 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-21 15:43:09,633 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 15:43:09,661 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-21 15:43:09,661 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 15:43:09,677 INFO L87 Difference]: Start difference. First operand has 5646 states, 3992 states have (on average 1.4784569138276553) internal successors, (5902), 4202 states have internal predecessors, (5902), 1398 states have call successors, (1398), 219 states have call predecessors, (1398), 218 states have return successors, (1390), 1317 states have call predecessors, (1390), 1390 states have call successors, (1390) Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-07-21 15:43:10,116 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 15:43:10,116 INFO L93 Difference]: Finished difference Result 11269 states and 17883 transitions. [2022-07-21 15:43:10,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-21 15:43:10,120 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 39 [2022-07-21 15:43:10,120 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 15:43:10,186 INFO L225 Difference]: With dead ends: 11269 [2022-07-21 15:43:10,187 INFO L226 Difference]: Without dead ends: 5622 [2022-07-21 15:43:10,241 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 15:43:10,244 INFO L413 NwaCegarLoop]: 8165 mSDtfsCounter, 1 mSDsluCounter, 8163 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 16328 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-21 15:43:10,245 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 16328 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-21 15:43:10,271 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5622 states. [2022-07-21 15:43:10,564 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5622 to 5621. [2022-07-21 15:43:10,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5621 states, 3977 states have (on average 1.3492582348503896) internal successors, (5366), 4183 states have internal predecessors, (5366), 1390 states have call successors, (1390), 218 states have call predecessors, (1390), 217 states have return successors, (1388), 1315 states have call predecessors, (1388), 1388 states have call successors, (1388) [2022-07-21 15:43:10,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5621 states to 5621 states and 8144 transitions. [2022-07-21 15:43:10,636 INFO L78 Accepts]: Start accepts. Automaton has 5621 states and 8144 transitions. Word has length 39 [2022-07-21 15:43:10,638 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 15:43:10,638 INFO L495 AbstractCegarLoop]: Abstraction has 5621 states and 8144 transitions. [2022-07-21 15:43:10,638 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-07-21 15:43:10,639 INFO L276 IsEmpty]: Start isEmpty. Operand 5621 states and 8144 transitions. [2022-07-21 15:43:10,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-07-21 15:43:10,641 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 15:43:10,641 INFO L195 NwaCegarLoop]: trace histogram [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] [2022-07-21 15:43:10,642 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-21 15:43:10,643 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_fs_char_dev__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 35 more)] === [2022-07-21 15:43:10,644 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 15:43:10,644 INFO L85 PathProgramCache]: Analyzing trace with hash 503636487, now seen corresponding path program 1 times [2022-07-21 15:43:10,644 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 15:43:10,645 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [731509252] [2022-07-21 15:43:10,645 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 15:43:10,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 15:43:10,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:43:11,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-21 15:43:11,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:43:11,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-21 15:43:11,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:43:11,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-07-21 15:43:11,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:43:11,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 15:43:11,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:43:11,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 15:43:11,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:43:11,166 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-07-21 15:43:11,167 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 15:43:11,167 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [731509252] [2022-07-21 15:43:11,167 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [731509252] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-21 15:43:11,168 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1751847362] [2022-07-21 15:43:11,168 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 15:43:11,168 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-21 15:43:11,168 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-21 15:43:11,171 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) [2022-07-21 15:43:11,176 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-07-21 15:43:12,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:43:12,916 INFO L263 TraceCheckSpWp]: Trace formula consists of 4948 conjuncts, 3 conjunts are in the unsatisfiable core [2022-07-21 15:43:12,924 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 15:43:13,001 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-21 15:43:13,001 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-21 15:43:13,103 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-07-21 15:43:13,103 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1751847362] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-21 15:43:13,103 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-07-21 15:43:13,103 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 7 [2022-07-21 15:43:13,104 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [230724531] [2022-07-21 15:43:13,104 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-07-21 15:43:13,105 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-21 15:43:13,105 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 15:43:13,105 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-21 15:43:13,106 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2022-07-21 15:43:13,106 INFO L87 Difference]: Start difference. First operand 5621 states and 8144 transitions. Second operand has 7 states, 7 states have (on average 6.428571428571429) internal successors, (45), 7 states have internal predecessors, (45), 2 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-07-21 15:43:13,488 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 15:43:13,489 INFO L93 Difference]: Finished difference Result 11240 states and 16287 transitions. [2022-07-21 15:43:13,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-21 15:43:13,489 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.428571428571429) internal successors, (45), 7 states have internal predecessors, (45), 2 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 41 [2022-07-21 15:43:13,490 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 15:43:13,533 INFO L225 Difference]: With dead ends: 11240 [2022-07-21 15:43:13,533 INFO L226 Difference]: Without dead ends: 5627 [2022-07-21 15:43:13,566 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 89 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2022-07-21 15:43:13,567 INFO L413 NwaCegarLoop]: 8141 mSDtfsCounter, 4 mSDsluCounter, 32556 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 40697 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-07-21 15:43:13,567 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 40697 Invalid, 17 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-07-21 15:43:13,578 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5627 states. [2022-07-21 15:43:13,760 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5627 to 5627. [2022-07-21 15:43:13,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5627 states, 3983 states have (on average 1.3487321114737636) internal successors, (5372), 4189 states have internal predecessors, (5372), 1390 states have call successors, (1390), 218 states have call predecessors, (1390), 217 states have return successors, (1388), 1315 states have call predecessors, (1388), 1388 states have call successors, (1388) [2022-07-21 15:43:13,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5627 states to 5627 states and 8150 transitions. [2022-07-21 15:43:13,814 INFO L78 Accepts]: Start accepts. Automaton has 5627 states and 8150 transitions. Word has length 41 [2022-07-21 15:43:13,814 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 15:43:13,814 INFO L495 AbstractCegarLoop]: Abstraction has 5627 states and 8150 transitions. [2022-07-21 15:43:13,815 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.428571428571429) internal successors, (45), 7 states have internal predecessors, (45), 2 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-07-21 15:43:13,815 INFO L276 IsEmpty]: Start isEmpty. Operand 5627 states and 8150 transitions. [2022-07-21 15:43:13,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-07-21 15:43:13,816 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 15:43:13,817 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 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] [2022-07-21 15:43:13,847 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2022-07-21 15:43:14,023 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-21 15:43:14,024 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_fs_char_dev__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 35 more)] === [2022-07-21 15:43:14,024 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 15:43:14,024 INFO L85 PathProgramCache]: Analyzing trace with hash -1955821605, now seen corresponding path program 2 times [2022-07-21 15:43:14,024 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 15:43:14,024 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [139398326] [2022-07-21 15:43:14,024 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 15:43:14,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 15:43:14,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:43:14,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-21 15:43:14,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:43:14,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-21 15:43:14,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:43:14,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-07-21 15:43:14,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:43:14,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 15:43:14,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:43:14,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 15:43:14,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:43:14,669 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-07-21 15:43:14,669 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 15:43:14,669 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [139398326] [2022-07-21 15:43:14,670 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [139398326] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 15:43:14,670 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 15:43:14,670 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-21 15:43:14,670 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1430969218] [2022-07-21 15:43:14,670 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 15:43:14,671 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-21 15:43:14,671 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 15:43:14,671 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-21 15:43:14,671 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-21 15:43:14,672 INFO L87 Difference]: Start difference. First operand 5627 states and 8150 transitions. Second operand has 5 states, 5 states have (on average 5.4) internal successors, (27), 4 states have internal predecessors, (27), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-07-21 15:43:15,128 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 15:43:15,128 INFO L93 Difference]: Finished difference Result 11100 states and 16081 transitions. [2022-07-21 15:43:15,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-21 15:43:15,129 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 4 states have internal predecessors, (27), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 47 [2022-07-21 15:43:15,130 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 15:43:15,197 INFO L225 Difference]: With dead ends: 11100 [2022-07-21 15:43:15,198 INFO L226 Difference]: Without dead ends: 11098 [2022-07-21 15:43:15,212 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-07-21 15:43:15,212 INFO L413 NwaCegarLoop]: 9702 mSDtfsCounter, 8124 mSDsluCounter, 27332 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8125 SdHoareTripleChecker+Valid, 37034 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-07-21 15:43:15,213 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8125 Valid, 37034 Invalid, 16 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-07-21 15:43:15,227 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11098 states. [2022-07-21 15:43:15,581 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11098 to 11015. [2022-07-21 15:43:15,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11015 states, 7826 states have (on average 1.3524150268336315) internal successors, (10584), 8201 states have internal predecessors, (10584), 2723 states have call successors, (2723), 432 states have call predecessors, (2723), 430 states have return successors, (2721), 2569 states have call predecessors, (2721), 2721 states have call successors, (2721) [2022-07-21 15:43:15,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11015 states to 11015 states and 16028 transitions. [2022-07-21 15:43:15,663 INFO L78 Accepts]: Start accepts. Automaton has 11015 states and 16028 transitions. Word has length 47 [2022-07-21 15:43:15,663 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 15:43:15,664 INFO L495 AbstractCegarLoop]: Abstraction has 11015 states and 16028 transitions. [2022-07-21 15:43:15,664 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 4 states have internal predecessors, (27), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-07-21 15:43:15,664 INFO L276 IsEmpty]: Start isEmpty. Operand 11015 states and 16028 transitions. [2022-07-21 15:43:15,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-07-21 15:43:15,668 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 15:43:15,669 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 3, 3, 3, 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] [2022-07-21 15:43:15,669 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-07-21 15:43:15,669 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 35 more)] === [2022-07-21 15:43:15,669 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 15:43:15,669 INFO L85 PathProgramCache]: Analyzing trace with hash 528101687, now seen corresponding path program 1 times [2022-07-21 15:43:15,670 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 15:43:15,670 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1673596071] [2022-07-21 15:43:15,670 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 15:43:15,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 15:43:15,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:43:16,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-21 15:43:16,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:43:16,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-21 15:43:16,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:43:16,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-07-21 15:43:16,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:43:16,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 15:43:16,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:43:16,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 15:43:16,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:43:16,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-07-21 15:43:16,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:43:16,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 15:43:16,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:43:16,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 15:43:16,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:43:16,220 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2022-07-21 15:43:16,221 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 15:43:16,221 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1673596071] [2022-07-21 15:43:16,221 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1673596071] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 15:43:16,221 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 15:43:16,221 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-21 15:43:16,221 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [902813546] [2022-07-21 15:43:16,222 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 15:43:16,223 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-21 15:43:16,223 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 15:43:16,223 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-21 15:43:16,224 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-21 15:43:16,224 INFO L87 Difference]: Start difference. First operand 11015 states and 16028 transitions. Second operand has 5 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2022-07-21 15:43:16,608 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 15:43:16,608 INFO L93 Difference]: Finished difference Result 11015 states and 16028 transitions. [2022-07-21 15:43:16,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-21 15:43:16,609 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 66 [2022-07-21 15:43:16,611 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 15:43:16,685 INFO L225 Difference]: With dead ends: 11015 [2022-07-21 15:43:16,685 INFO L226 Difference]: Without dead ends: 11013 [2022-07-21 15:43:16,696 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-07-21 15:43:16,698 INFO L413 NwaCegarLoop]: 8133 mSDtfsCounter, 8122 mSDsluCounter, 16263 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8123 SdHoareTripleChecker+Valid, 24396 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-21 15:43:16,699 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8123 Valid, 24396 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-21 15:43:16,714 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11013 states. [2022-07-21 15:43:17,071 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11013 to 11013. [2022-07-21 15:43:17,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11013 states, 7825 states have (on average 1.3522044728434506) internal successors, (10581), 8199 states have internal predecessors, (10581), 2723 states have call successors, (2723), 432 states have call predecessors, (2723), 430 states have return successors, (2721), 2569 states have call predecessors, (2721), 2721 states have call successors, (2721) [2022-07-21 15:43:17,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11013 states to 11013 states and 16025 transitions. [2022-07-21 15:43:17,155 INFO L78 Accepts]: Start accepts. Automaton has 11013 states and 16025 transitions. Word has length 66 [2022-07-21 15:43:17,156 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 15:43:17,156 INFO L495 AbstractCegarLoop]: Abstraction has 11013 states and 16025 transitions. [2022-07-21 15:43:17,156 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2022-07-21 15:43:17,157 INFO L276 IsEmpty]: Start isEmpty. Operand 11013 states and 16025 transitions. [2022-07-21 15:43:17,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2022-07-21 15:43:17,164 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 15:43:17,164 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 15:43:17,164 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-07-21 15:43:17,165 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 35 more)] === [2022-07-21 15:43:17,166 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 15:43:17,166 INFO L85 PathProgramCache]: Analyzing trace with hash -375981079, now seen corresponding path program 1 times [2022-07-21 15:43:17,166 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 15:43:17,166 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [207920335] [2022-07-21 15:43:17,166 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 15:43:17,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 15:43:17,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:43:17,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-21 15:43:17,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:43:17,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-21 15:43:17,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:43:17,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-07-21 15:43:17,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:43:17,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 15:43:17,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:43:17,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 15:43:17,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:43:17,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-07-21 15:43:17,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:43:17,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 15:43:17,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:43:17,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 15:43:17,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:43:17,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-07-21 15:43:17,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:43:17,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-07-21 15:43:17,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:43:17,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-07-21 15:43:17,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:43:17,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-07-21 15:43:17,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:43:17,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-07-21 15:43:17,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:43:17,696 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2022-07-21 15:43:17,697 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 15:43:17,697 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [207920335] [2022-07-21 15:43:17,697 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [207920335] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 15:43:17,697 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 15:43:17,697 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-21 15:43:17,698 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [455719673] [2022-07-21 15:43:17,698 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 15:43:17,698 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-21 15:43:17,698 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 15:43:17,699 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-21 15:43:17,699 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-21 15:43:17,699 INFO L87 Difference]: Start difference. First operand 11013 states and 16025 transitions. Second operand has 4 states, 4 states have (on average 13.0) internal successors, (52), 4 states have internal predecessors, (52), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-07-21 15:43:19,698 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 15:43:19,698 INFO L93 Difference]: Finished difference Result 23428 states and 34252 transitions. [2022-07-21 15:43:19,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-21 15:43:19,699 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.0) internal successors, (52), 4 states have internal predecessors, (52), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 112 [2022-07-21 15:43:19,699 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 15:43:19,773 INFO L225 Difference]: With dead ends: 23428 [2022-07-21 15:43:19,774 INFO L226 Difference]: Without dead ends: 12893 [2022-07-21 15:43:19,826 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-21 15:43:19,827 INFO L413 NwaCegarLoop]: 8462 mSDtfsCounter, 1637 mSDsluCounter, 16265 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 650 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1637 SdHoareTripleChecker+Valid, 24727 SdHoareTripleChecker+Invalid, 664 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 650 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-07-21 15:43:19,827 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1637 Valid, 24727 Invalid, 664 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [650 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-07-21 15:43:19,845 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12893 states. [2022-07-21 15:43:20,288 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12893 to 11017. [2022-07-21 15:43:20,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11017 states, 7829 states have (on average 1.3520245242048794) internal successors, (10585), 8203 states have internal predecessors, (10585), 2723 states have call successors, (2723), 432 states have call predecessors, (2723), 430 states have return successors, (2721), 2569 states have call predecessors, (2721), 2721 states have call successors, (2721) [2022-07-21 15:43:20,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11017 states to 11017 states and 16029 transitions. [2022-07-21 15:43:20,393 INFO L78 Accepts]: Start accepts. Automaton has 11017 states and 16029 transitions. Word has length 112 [2022-07-21 15:43:20,394 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 15:43:20,394 INFO L495 AbstractCegarLoop]: Abstraction has 11017 states and 16029 transitions. [2022-07-21 15:43:20,395 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.0) internal successors, (52), 4 states have internal predecessors, (52), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-07-21 15:43:20,395 INFO L276 IsEmpty]: Start isEmpty. Operand 11017 states and 16029 transitions. [2022-07-21 15:43:20,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2022-07-21 15:43:20,396 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 15:43:20,397 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 15:43:20,397 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-07-21 15:43:20,397 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_assert_linux_drivers_base_class__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 35 more)] === [2022-07-21 15:43:20,397 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 15:43:20,398 INFO L85 PathProgramCache]: Analyzing trace with hash 28534007, now seen corresponding path program 1 times [2022-07-21 15:43:20,398 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 15:43:20,398 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1495449876] [2022-07-21 15:43:20,398 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 15:43:20,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 15:43:20,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:43:20,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-21 15:43:20,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:43:20,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-21 15:43:20,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:43:20,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-07-21 15:43:20,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:43:20,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 15:43:20,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:43:20,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 15:43:20,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:43:20,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-07-21 15:43:20,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:43:20,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 15:43:20,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:43:20,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 15:43:20,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:43:20,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-07-21 15:43:20,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:43:20,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-07-21 15:43:20,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:43:20,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-07-21 15:43:20,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:43:21,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2022-07-21 15:43:21,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:43:21,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 15:43:21,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:43:21,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-07-21 15:43:21,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:43:21,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-21 15:43:21,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:43:21,101 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2022-07-21 15:43:21,101 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 15:43:21,101 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1495449876] [2022-07-21 15:43:21,101 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1495449876] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 15:43:21,102 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 15:43:21,102 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-21 15:43:21,102 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [796903524] [2022-07-21 15:43:21,102 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 15:43:21,103 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-21 15:43:21,103 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 15:43:21,104 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-21 15:43:21,104 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-21 15:43:21,105 INFO L87 Difference]: Start difference. First operand 11017 states and 16029 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), 3 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-07-21 15:43:23,194 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 15:43:42,636 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-21 15:43:44,723 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-21 15:43:53,858 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 15:44:00,791 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-21 15:44:07,916 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 15:44:39,655 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 15:44:39,655 INFO L93 Difference]: Finished difference Result 22936 states and 33881 transitions. [2022-07-21 15:44:39,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-21 15:44:39,656 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), 3 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 112 [2022-07-21 15:44:39,656 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 15:44:39,757 INFO L225 Difference]: With dead ends: 22936 [2022-07-21 15:44:39,758 INFO L226 Difference]: Without dead ends: 22934 [2022-07-21 15:44:39,771 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-07-21 15:44:39,772 INFO L413 NwaCegarLoop]: 10738 mSDtfsCounter, 10554 mSDsluCounter, 21789 mSDsCounter, 0 mSdLazyCounter, 16896 mSolverCounterSat, 4044 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 72.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11853 SdHoareTripleChecker+Valid, 32527 SdHoareTripleChecker+Invalid, 20946 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 4044 IncrementalHoareTripleChecker+Valid, 16896 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 76.6s IncrementalHoareTripleChecker+Time [2022-07-21 15:44:39,772 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11853 Valid, 32527 Invalid, 20946 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [4044 Valid, 16896 Invalid, 6 Unknown, 0 Unchecked, 76.6s Time] [2022-07-21 15:44:39,797 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22934 states. [2022-07-21 15:44:40,620 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22934 to 21350. [2022-07-21 15:44:40,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21350 states, 15214 states have (on average 1.3539503089259892) internal successors, (20599), 15917 states have internal predecessors, (20599), 5285 states have call successors, (5285), 820 states have call predecessors, (5285), 817 states have return successors, (5291), 4979 states have call predecessors, (5291), 5283 states have call successors, (5291) [2022-07-21 15:44:40,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21350 states to 21350 states and 31175 transitions. [2022-07-21 15:44:40,767 INFO L78 Accepts]: Start accepts. Automaton has 21350 states and 31175 transitions. Word has length 112 [2022-07-21 15:44:40,767 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 15:44:40,768 INFO L495 AbstractCegarLoop]: Abstraction has 21350 states and 31175 transitions. [2022-07-21 15:44:40,768 INFO L496 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), 3 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-07-21 15:44:40,768 INFO L276 IsEmpty]: Start isEmpty. Operand 21350 states and 31175 transitions. [2022-07-21 15:44:40,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2022-07-21 15:44:40,770 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 15:44:40,770 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 15:44:40,770 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-07-21 15:44:40,770 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 35 more)] === [2022-07-21 15:44:40,771 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 15:44:40,771 INFO L85 PathProgramCache]: Analyzing trace with hash 1291238461, now seen corresponding path program 1 times [2022-07-21 15:44:40,771 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 15:44:40,771 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1698244482] [2022-07-21 15:44:40,771 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 15:44:40,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 15:44:40,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:44:41,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-21 15:44:41,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:44:41,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-21 15:44:41,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:44:41,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-07-21 15:44:41,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:44:41,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 15:44:41,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:44:41,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 15:44:41,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:44:41,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-07-21 15:44:41,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:44:41,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 15:44:41,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:44:41,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 15:44:41,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:44:41,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-07-21 15:44:41,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:44:41,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-07-21 15:44:41,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:44:41,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-07-21 15:44:41,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:44:41,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2022-07-21 15:44:41,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:44:41,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 15:44:41,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:44:41,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-07-21 15:44:41,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:44:41,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-07-21 15:44:41,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:44:41,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2022-07-21 15:44:41,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:44:41,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-07-21 15:44:41,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:44:41,482 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2022-07-21 15:44:41,482 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 15:44:41,482 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1698244482] [2022-07-21 15:44:41,482 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1698244482] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 15:44:41,483 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 15:44:41,483 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-21 15:44:41,483 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [756047947] [2022-07-21 15:44:41,483 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 15:44:41,484 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-21 15:44:41,484 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 15:44:41,484 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-21 15:44:41,484 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-21 15:44:41,485 INFO L87 Difference]: Start difference. First operand 21350 states and 31175 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, (16), 3 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-07-21 15:44:43,574 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 15:44:55,646 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-21 15:44:57,742 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-07-21 15:45:03,153 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 15:45:20,136 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 15:45:20,137 INFO L93 Difference]: Finished difference Result 22604 states and 33521 transitions. [2022-07-21 15:45:20,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-21 15:45:20,138 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, (16), 3 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 125 [2022-07-21 15:45:20,138 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 15:45:20,255 INFO L225 Difference]: With dead ends: 22604 [2022-07-21 15:45:20,256 INFO L226 Difference]: Without dead ends: 22602 [2022-07-21 15:45:20,277 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-07-21 15:45:20,278 INFO L413 NwaCegarLoop]: 7755 mSDtfsCounter, 9115 mSDsluCounter, 13356 mSDsCounter, 0 mSdLazyCounter, 8111 mSolverCounterSat, 2952 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 35.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9965 SdHoareTripleChecker+Valid, 21111 SdHoareTripleChecker+Invalid, 11067 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2952 IncrementalHoareTripleChecker+Valid, 8111 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 37.5s IncrementalHoareTripleChecker+Time [2022-07-21 15:45:20,278 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9965 Valid, 21111 Invalid, 11067 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2952 Valid, 8111 Invalid, 4 Unknown, 0 Unchecked, 37.5s Time] [2022-07-21 15:45:20,303 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22602 states. [2022-07-21 15:45:21,320 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22602 to 21348. [2022-07-21 15:45:21,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21348 states, 15213 states have (on average 1.353710642213896) internal successors, (20594), 15915 states have internal predecessors, (20594), 5285 states have call successors, (5285), 820 states have call predecessors, (5285), 817 states have return successors, (5291), 4979 states have call predecessors, (5291), 5283 states have call successors, (5291) [2022-07-21 15:45:21,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21348 states to 21348 states and 31170 transitions. [2022-07-21 15:45:21,464 INFO L78 Accepts]: Start accepts. Automaton has 21348 states and 31170 transitions. Word has length 125 [2022-07-21 15:45:21,465 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 15:45:21,465 INFO L495 AbstractCegarLoop]: Abstraction has 21348 states and 31170 transitions. [2022-07-21 15:45:21,466 INFO L496 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, (16), 3 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-07-21 15:45:21,466 INFO L276 IsEmpty]: Start isEmpty. Operand 21348 states and 31170 transitions. [2022-07-21 15:45:21,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2022-07-21 15:45:21,471 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 15:45:21,471 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 15:45:21,471 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-07-21 15:45:21,472 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_linux_arch_io_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 35 more)] === [2022-07-21 15:45:21,472 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 15:45:21,472 INFO L85 PathProgramCache]: Analyzing trace with hash -57087575, now seen corresponding path program 1 times [2022-07-21 15:45:21,472 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 15:45:21,472 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1943319953] [2022-07-21 15:45:21,473 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 15:45:21,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 15:45:21,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:45:21,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-21 15:45:21,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:45:21,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-21 15:45:21,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:45:21,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-07-21 15:45:21,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:45:21,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 15:45:21,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:45:21,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 15:45:21,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:45:21,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-07-21 15:45:21,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:45:21,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 15:45:21,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:45:21,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 15:45:21,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:45:21,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-07-21 15:45:21,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:45:21,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-07-21 15:45:21,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:45:21,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-07-21 15:45:21,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:45:22,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-07-21 15:45:22,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:45:22,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2022-07-21 15:45:22,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:45:22,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2022-07-21 15:45:22,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:45:22,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 15:45:22,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:45:22,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2022-07-21 15:45:22,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:45:22,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2022-07-21 15:45:22,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 15:45:22,105 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2022-07-21 15:45:22,106 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 15:45:22,106 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1943319953] [2022-07-21 15:45:22,106 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1943319953] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 15:45:22,106 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 15:45:22,106 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-21 15:45:22,107 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [830069199] [2022-07-21 15:45:22,107 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 15:45:22,107 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-21 15:45:22,107 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 15:45:22,108 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-21 15:45:22,108 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-21 15:45:22,108 INFO L87 Difference]: Start difference. First operand 21348 states and 31170 transitions. Second operand has 6 states, 6 states have (on average 9.833333333333334) internal successors, (59), 4 states have internal predecessors, (59), 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) [2022-07-21 15:45:24,184 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 15:45:26,200 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []