1 error[E0276]: impl has stricter requirements than trait
2 --> $DIR/region-extra-2.rs:19:5
4 15 | fn renew<'b: 'a>(self) -> &'b mut [T];
5 | -------------------------------------- definition of `renew` from trait
7 19 | fn renew<'b: 'a>(self) -> &'b mut [T] where 'a: 'b {
8 | _____^ starting here...
9 20 | | //~^ ERROR E0276
12 | |_____^ ...ending here: impl has extra requirement `'a: 'b`
14 error: aborting due to previous error