warning: public documentation for `private_from_crate_level` links to private item `my_module`
  --> $DIR/private-from-crate-level.rs:3:6
   |
LL | //! [my_module]
   |      ^^^^^^^^^ this item is private
   |
   = note: this link will resolve properly if you pass `--document-private-items`
   = note: `#[warn(rustdoc::private_intra_doc_links)]` on by default

warning: 1 warning emitted