warning: usage of `Iterator::fold` on a type that implements `Try` --> src/channels.rs:290:14 | 290 | .fold(Some(error), |error, channel| { | ______________^ 291 | | channel.init_recovery_or_shutdown(error) 292 | | }); | |______________^ help: use `try_fold` instead: `try_fold(error, |error, channel| ...)` | = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#manual_try_fold = note: `-W clippy::manual-try-fold` implied by `-W clippy::all` = help: to override `-W clippy::all` add `#[allow(clippy::manual_try_fold)]`