1 error: `(dyn B + 'a)` implements `Deref` with supertrait `A` as target
2 --> $DIR/migrate-lint-deny.rs:11:1
4 LL | impl<'a> Deref for dyn 'a + B {
5 | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
7 LL | type Target = dyn A;
8 | -------------------- target type is set here
10 = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
11 = note: for more information, see issue #89460 <https://github.com/rust-lang/rust/issues/89460>
12 note: the lint level is defined here
13 --> $DIR/migrate-lint-deny.rs:1:9
15 LL | #![deny(deref_into_dyn_supertrait)]
16 | ^^^^^^^^^^^^^^^^^^^^^^^^^
18 error: aborting due to previous error