error[E0308]: match arms have incompatible types
   --> sasl.rs:196:85
    |
196 |         let (msg, stream): (Option<Message>, futures::stream::SkipWhile<_, _, _>) = wait_for_msg(stream_ref, i)?;
    |                                                                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected struct `sasl::futures::stream::SkipWhile`, found anonymized type
    |
    = note: expected type `(std::option::Option<irc::proto::Message>, sasl::futures::stream::SkipWhile<_, _, _>)`
               found type `(std::option::Option<irc::proto::Message>, impl sasl::futures::Stream)`