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/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