error: missing documentation for crate
  --> $DIR/deny-missing-docs-crate.rs:1:1
   |
LL | / #![deny(missing_docs)] //~ ERROR
LL | |
LL | | pub struct Foo; //~ ERROR
   | |_______________^
   |
note: lint level defined here
  --> $DIR/deny-missing-docs-crate.rs:1:9
   |
LL | #![deny(missing_docs)] //~ ERROR
   |         ^^^^^^^^^^^^

error: missing documentation for a struct
  --> $DIR/deny-missing-docs-crate.rs:3:1
   |
LL | pub struct Foo; //~ ERROR
   | ^^^^^^^^^^^^^^^

error: Compilation failed, aborting rustdoc