{"ast_node_type":"other","tokens":[{"end":70,"kind":"keyword","start":0,"text":"BuiltinLintDiag::UnusedExternCrate"}]}
        BuiltinLintDiag::UnusedExternCrate { span, removal_span } => {
        }
            lints::UnusedExternCrate { span, removal_span }.decorate_lint(diag);