| error[E0308]: mismatched types | |
| --> $DIR/call-boxed.rs:4:9 | |
| | | |
| LL | let mut x = 1i32; | |
| | ---- expected due to this value | |
| LL | let y = Box::new(|| 1); | |
| | -- the found closure | |
| LL | x = y; | |
| | ^ expected `i32`, found `Box<{closure@call-boxed.rs:3:22}>` | |
| | | |
| = note: expected type `i32` | |
| found struct `Box<{closure@$DIR/call-boxed.rs:3:22: 3:24}>` | |
| help: use parentheses to call this closure | |
| | | |
| LL | x = y(); | |
| | ++ | |
| error: aborting due to 1 previous error | |
| For more information about this error, try `rustc --explain E0308`. |