error: this argument (N byte) is passed by reference, but would be more efficient if passed by value (limit: N byte)
  --> $DIR/test.rs:15:11
   |
LL | fn bad(x: &u16, y: &Foo) {}
   |           ^^^^ help: consider passing by value instead: `u16`
   |
note: the lint level is defined here
  --> $DIR/test.rs:4:9
   |
LL | #![deny(clippy::trivially_copy_pass_by_ref)]
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: this argument (N byte) is passed by reference, but would be more efficient if passed by value (limit: N byte)
  --> $DIR/test.rs:15:20
   |
LL | fn bad(x: &u16, y: &Foo) {}
   |                    ^^^^ help: consider passing by value instead: `Foo`

error: aborting due to 2 previous errors

