error: this URL is not a hyperlink
  --> $DIR/auxiliary/include-str-bare-urls.md:1:11
   |
LL | HEADS UP! https://example.com MUST SHOW UP IN THE STDERR FILE!
   |           ^^^^^^^^^^^^^^^^^^^
   |
   = note: bare URLs are not automatically turned into clickable links
note: the lint level is defined here
  --> $DIR/include-str-bare-urls.rs:14:9
   |
LL | #![deny(rustdoc::bare_urls)]
   |         ^^^^^^^^^^^^^^^^^^
help: use an automatic link instead
   |
LL | HEADS UP! <https://example.com> MUST SHOW UP IN THE STDERR FILE!
   |           +                   +

error: aborting due to 1 previous error