warning: this method call resolves to `<&Box<[T]> as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<Box<[T]> as IntoIterator>::into_iter` in Rust 2024
  --> $DIR/into-iter-on-boxed-slices-2021.rs:14:40
   |
LL |     let _: Iter<'_, i32> = boxed_slice.into_iter();
   |                                        ^^^^^^^^^
   |
   = warning: this changes meaning in Rust 2024
   = note: `#[warn(boxed_slice_into_iter)]` on by default
help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
   |
LL |     let _: Iter<'_, i32> = boxed_slice.iter();
   |                                        ~~~~
help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
   |
LL |     let _: Iter<'_, i32> = IntoIterator::into_iter(boxed_slice);
   |                            ++++++++++++++++++++++++           ~

warning: this method call resolves to `<&Box<[T]> as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<Box<[T]> as IntoIterator>::into_iter` in Rust 2024
  --> $DIR/into-iter-on-boxed-slices-2021.rs:18:58
   |
LL |     let _: Iter<'_, i32> = Box::new(boxed_slice.clone()).into_iter();
   |                                                          ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter`
   |
   = warning: this changes meaning in Rust 2024

warning: this method call resolves to `<&Box<[T]> as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<Box<[T]> as IntoIterator>::into_iter` in Rust 2024
  --> $DIR/into-iter-on-boxed-slices-2021.rs:22:57
   |
LL |     let _: Iter<'_, i32> = Rc::new(boxed_slice.clone()).into_iter();
   |                                                         ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter`
   |
   = warning: this changes meaning in Rust 2024

warning: this method call resolves to `<&Box<[T]> as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<Box<[T]> as IntoIterator>::into_iter` in Rust 2024
  --> $DIR/into-iter-on-boxed-slices-2021.rs:25:55
   |
LL |     let _: Iter<'_, i32> = Array(boxed_slice.clone()).into_iter();
   |                                                       ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter`
   |
   = warning: this changes meaning in Rust 2024

warning: this method call resolves to `<&Box<[T]> as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<Box<[T]> as IntoIterator>::into_iter` in Rust 2024
  --> $DIR/into-iter-on-boxed-slices-2021.rs:32:48
   |
LL |     for _ in (Box::new([1, 2, 3]) as Box<[_]>).into_iter() {}
   |                                                ^^^^^^^^^
   |
   = warning: this changes meaning in Rust 2024
help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
   |
LL |     for _ in (Box::new([1, 2, 3]) as Box<[_]>).iter() {}
   |                                                ~~~~
help: or remove `.into_iter()` to iterate by value
   |
LL -     for _ in (Box::new([1, 2, 3]) as Box<[_]>).into_iter() {}
LL +     for _ in (Box::new([1, 2, 3]) as Box<[_]>) {}
   |

warning: 5 warnings emitted