1 error[E0308]: mismatched types
2 --> $DIR/issue-50585.rs:12:18
4 LL | |y: Vec<[(); for x in 0..2 {}]>| {};
5 | ^^^^^^^^^^^^^^^^ expected usize, found ()
7 = note: expected type `usize`
10 error: aborting due to previous error
12 For more information about this error, try `rustc --explain E0308`.