1error: `#[darling(flatten)]` can only be applied to one field
2  --> tests/compile-fail/flatten_multiple_fields.rs:13:15
3   |
413 |     #[darling(flatten)]
5   |               ^^^^^^^
6
7error: `#[darling(flatten)]` can only be applied to one field
8  --> tests/compile-fail/flatten_multiple_fields.rs:15:15
9   |
1015 |     #[darling(flatten)]
11   |               ^^^^^^^
12
13error: `#[darling(flatten)]` can only be applied to one field
14  --> tests/compile-fail/flatten_multiple_fields.rs:22:15
15   |
1622 |     #[darling(flatten)]
17   |               ^^^^^^^
18
19error: `#[darling(flatten)]` can only be applied to one field
20  --> tests/compile-fail/flatten_multiple_fields.rs:24:15
21   |
2224 |     #[darling(flatten)]
23   |               ^^^^^^^
24