| error[E0308]: mismatched types | 
 |   --> $DIR/suggest-box-for-expr-field-issue-139631.rs:11:18 | 
 |    | | 
 | LL |     let v2 = X { a }; | 
 |    |                  ^ expected `Box<u32>`, found integer | 
 |    | | 
 |    = note: expected struct `Box<u32>` | 
 |                 found type `{integer}` | 
 |    = note: for more on the distinction between the stack and the heap, read https://doc.rust-lang.org/book/ch15-01-box.html, https://doc.rust-lang.org/rust-by-example/std/box.html, and https://doc.rust-lang.org/std/boxed/index.html | 
 | help: store this in the heap by calling `Box::new` | 
 |    | | 
 | LL |     let v2 = X { a: Box::new(a) }; | 
 |    |                  ++++++++++++ + | 
 |  | 
 | error[E0308]: mismatched types | 
 |   --> $DIR/suggest-box-for-expr-field-issue-139631.rs:12:21 | 
 |    | | 
 | LL |     let v3 = Y { y: a }; | 
 |    |                     ^ expected `Box<u32>`, found integer | 
 |    | | 
 |    = note: expected struct `Box<u32>` | 
 |                 found type `{integer}` | 
 |    = note: for more on the distinction between the stack and the heap, read https://doc.rust-lang.org/book/ch15-01-box.html, https://doc.rust-lang.org/rust-by-example/std/box.html, and https://doc.rust-lang.org/std/boxed/index.html | 
 | help: store this in the heap by calling `Box::new` | 
 |    | | 
 | LL |     let v3 = Y { y: Box::new(a) }; | 
 |    |                     +++++++++ + | 
 |  | 
 | error[E0560]: struct `Y` has no field named `a` | 
 |   --> $DIR/suggest-box-for-expr-field-issue-139631.rs:13:18 | 
 |    | | 
 | LL |     let v4 = Y { a }; | 
 |    |                  ^ unknown field | 
 |    | | 
 | help: a field with a similar name exists | 
 |    | | 
 | LL -     let v4 = Y { a }; | 
 | LL +     let v4 = Y { y }; | 
 |    | | 
 |  | 
 | error: aborting due to 3 previous errors | 
 |  | 
 | Some errors have detailed explanations: E0308, E0560. | 
 | For more information about an error, try `rustc --explain E0308`. |