1 warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes
2 --> $DIR/issue-63263-closure-return.rs:7:39
4 LL | #![feature(min_type_alias_impl_trait, type_alias_impl_trait)]
5 | ^^^^^^^^^^^^^^^^^^^^^
7 = note: `#[warn(incomplete_features)]` on by default
8 = note: see issue #63063 <https://github.com/rust-lang/rust/issues/63063> for more information
10 warning: 1 warning emitted