warning: trait method `into_iter` will become ambiguous in Rust 2021 --> $DIR/array-into-iter-ambiguous.rs:24:13 | LL | let y = points.into_iter(); | ^^^^^^^^^^^^^^^^^^ help: disambiguate the associated function: `MyIntoIter::into_iter(points)` | = warning: this changes meaning in Rust 2021 = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/IntoIterator-for-arrays.html> note: the lint level is defined here --> $DIR/array-into-iter-ambiguous.rs:5:9 | LL | #![warn(array_into_iter)] | ^^^^^^^^^^^^^^^ warning: 1 warning emitted