1 error: implementation of `Foo` is not general enough
2 --> $DIR/hrtb-conflate-regions.rs:27:10
4 LL | fn b() { want_foo2::<SomeStruct>(); }
5 | ^^^^^^^^^^^^^^^^^^^^^^^ implementation of `Foo` is not general enough
7 = note: `SomeStruct` must implement `Foo<(&'0 isize, &'1 isize)>`, for any two lifetimes `'0` and `'1`...
8 = note: ...but it actually implements `Foo<(&'2 isize, &'2 isize)>`, for some specific lifetime `'2`
10 error: aborting due to previous error