| error[E0381]: assigned binding `x.0` isn't fully initialized |
| --> $DIR/borrowck-partial-reinit-4.rs:17:5 |
| | |
| LL | let mut x : (Test2, Test2); |
| | ----- binding declared here but left uninitialized |
| LL | (x.0).0 = Some(Test); |
| | ^^^^^^^ `x.0` assigned here but it isn't fully initialized |
| | |
| = help: partial initialization isn't supported, fully initialize the binding with a default value and mutate it, or use `std::mem::MaybeUninit` |
| |
| error: aborting due to 1 previous error |
| |
| For more information about this error, try `rustc --explain E0381`. |