warning: the `#![doc(no_default_passes)]` attribute is considered deprecated
   |
   = warning: see issue #44136 <https://github.com/rust-lang/rust/issues/44136> for more information
   = help: you may want to use `#![doc(document_private_items)]`

warning: the `#![doc(passes = "...")]` attribute is considered deprecated
   |
   = warning: see issue #44136 <https://github.com/rust-lang/rust/issues/44136> for more information