warning: elided lifetime has a name
  --> $DIR/ignore-non-reference-lifetimes.rs:6:41
   |
LL |     fn a<'a>(self: Self, a: &'a str) -> &str {
   |          -- lifetime `'a` declared here ^ this elided lifetime gets resolved as `'a`
   |
   = note: `#[warn(elided_named_lifetimes)]` on by default

warning: elided lifetime has a name
  --> $DIR/ignore-non-reference-lifetimes.rs:10:44
   |
LL |     fn b<'a>(self: Foo<'b>, a: &'a str) -> &str {
   |          -- lifetime `'a` declared here    ^ this elided lifetime gets resolved as `'a`

warning: 2 warnings emitted