1 error[E0658]: use of unstable library feature 'transmutability'
2 --> $DIR/feature-missing.rs:5:5
4 LL | use std::mem::BikeshedIntrinsicFrom;
5 | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
7 = note: see issue #99571 <https://github.com/rust-lang/rust/issues/99571> for more information
8 = help: add `#![feature(transmutability)]` to the crate attributes to enable
10 error[E0658]: use of unstable library feature 'transmutability'
11 --> $DIR/feature-missing.rs:8:5
13 LL | use std::mem::Assume;
16 = note: see issue #99571 <https://github.com/rust-lang/rust/issues/99571> for more information
17 = help: add `#![feature(transmutability)]` to the crate attributes to enable
19 error: aborting due to 2 previous errors
21 For more information about this error, try `rustc --explain E0658`.