1 error: `dyn` is a keyword in the 2018 edition
2 --> $DIR/dyn-keyword.rs:8:9
5 | ^^^ help: you can use a raw identifier to stay compatible: `r#dyn`
7 note: the lint level is defined here
8 --> $DIR/dyn-keyword.rs:5:9
10 LL | #![deny(keyword_idents)]
12 = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
13 = note: for more information, see issue #49716 <https://github.com/rust-lang/rust/issues/49716>
15 error: aborting due to previous error