tests/ui/rustdoc/deny-invalid-doc-attrs.stderr

   1 error: unknown `doc` attribute `x`
   2   --> $DIR/deny-invalid-doc-attrs.rs:3:8
   3    |
   4 LL | #![doc(x)]
   5    |        ^
   6    |
   7    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
   8    = note: for more information, see issue #82730 <https://github.com/rust-lang/rust/issues/82730>
   9 note: the lint level is defined here
  10   --> $DIR/deny-invalid-doc-attrs.rs:1:9
  11    |
  12 LL | #![deny(invalid_doc_attributes)]
  13    |         ^^^^^^^^^^^^^^^^^^^^^^
  14
  15 error: aborting due to 1 previous error
  16