error: trait implementations cannot be const stable yet
  --> $DIR/staged-api.rs:19:1
   |
LL | / impl const MyTrait for Foo {
LL | |
LL | |     fn func() {}
LL | | }
   | |_^
   |
   = note: see issue #67792 <https://github.com/rust-lang/rust/issues/67792> for more information

error: function has missing const stability attribute
  --> $DIR/staged-api.rs:42:1
   |
LL | / pub const fn const_context_not_const_stable() {
LL | |
LL | |     Unstable::func();
LL | |     // ^ This is okay regardless of whether the `unstable` feature is enabled, as this function is
...  |
LL | |     // ^ fails, because the `foo` feature is not active
LL | | }
   | |_^

error: aborting due to 2 previous errors