warning: doc list item missing indentation
   --> src/output_channel.rs:164:9
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164 |     /// Returns the current limits.
    |         ^
    |
    = help: if this is supposed to be its own paragraph, add a blank line
    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#doc_lazy_continuation
    = note: `#[warn(clippy::doc_lazy_continuation)]` on by default
help: indent this line
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164 |     ///   Returns the current limits.
    |         ++