1 error[E0381]: assign of possibly-uninitialized variable: `x.0`
2 --> $DIR/borrowck-partial-reinit-4.rs:17:5
4 LL | (x.0).0 = Some(Test);
5 | ^^^^^^^ use of possibly-uninitialized `x.0`
7 error: aborting due to previous error
9 For more information about this error, try `rustc --explain E0381`.