1 error[E0623]: lifetime mismatch
2 --> $DIR/ex3-both-anon-regions-2.rs:2:10
4 LL | fn foo(&mut (ref mut v, w): &mut (&u8, &u8), x: &u8) {
5 | --- --- these two types are declared with different lifetimes...
7 | ^ ...but data from `x` flows here
9 error: aborting due to previous error
11 For more information about this error, try `rustc --explain E0623`.