error: field is never read: `f`
  --> $DIR/write-only-field.rs:4:5
   |
LL |     f: i32,
   |     ^^^^^^
   |
note: the lint level is defined here
  --> $DIR/write-only-field.rs:1:9
   |
LL | #![deny(dead_code)]
   |         ^^^^^^^^^

error: field is never read: `sub`
  --> $DIR/write-only-field.rs:5:5
   |
LL |     sub: Sub,
   |     ^^^^^^^^

error: field is never read: `f`
  --> $DIR/write-only-field.rs:9:5
   |
LL |     f: i32,
   |     ^^^^^^

error: field is never read: `y`
  --> $DIR/write-only-field.rs:28:9
   |
LL |         y: bool,
   |         ^^^^^^^

error: field is never read: `u`
  --> $DIR/write-only-field.rs:58:9
   |
LL |         u: u32,
   |         ^^^^^^

error: field is never read: `v`
  --> $DIR/write-only-field.rs:59:9
   |
LL |         v: u32,
   |         ^^^^^^

error: aborting due to 6 previous errors