error: missing documentation for the crate
  --> tests/ui/missing_doc_crate_missing.rs:1:1
   |
LL | / #![warn(clippy::missing_docs_in_private_items)]
LL | |
LL | |
LL | |
LL | | fn main() {}
   | |____________^
   |
   = note: `-D clippy::missing-docs-in-private-items` implied by `-D warnings`
   = help: to override `-D warnings` add `#[allow(clippy::missing_docs_in_private_items)]`

error: aborting due to 1 previous error