error[E0308]: mismatched types
  --> $DIR/issue-27942.rs:5:5
   |
LL |     fn select(&self) -> BufferViewHandle<R>;
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ lifetime mismatch
   |
   = note: expected type `Resources<'_>`
              found type `Resources<'a>`
note: the anonymous lifetime #1 defined on the method body at 5:5...
  --> $DIR/issue-27942.rs:5:5
   |
LL |     fn select(&self) -> BufferViewHandle<R>;
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
note: ...does not necessarily outlive the lifetime 'a as defined on the trait at 3:18
  --> $DIR/issue-27942.rs:3:18
   |
LL | pub trait Buffer<'a, R: Resources<'a>> {
   |                  ^^

error[E0308]: mismatched types
  --> $DIR/issue-27942.rs:5:5
   |
LL |     fn select(&self) -> BufferViewHandle<R>;
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ lifetime mismatch
   |
   = note: expected type `Resources<'_>`
              found type `Resources<'a>`
note: the lifetime 'a as defined on the trait at 3:18...
  --> $DIR/issue-27942.rs:3:18
   |
LL | pub trait Buffer<'a, R: Resources<'a>> {
   |                  ^^
note: ...does not necessarily outlive the anonymous lifetime #1 defined on the method body at 5:5
  --> $DIR/issue-27942.rs:5:5
   |
LL |     fn select(&self) -> BufferViewHandle<R>;
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: aborting due to 2 previous errors

For more information about this error, try `rustc --explain E0308`.