| error: `impl` item signature doesn't match `trait` item signature |
| --> $DIR/signature-mismatch.rs:15:5 |
| | |
| LL | fn async_fn(&self, buff: &[u8]) -> impl Future<Output = Vec<u8>>; |
| | ----------------------------------------------------------------- expected `fn(&'1 Struct, &'2 [u8]) -> impl Future<Output = Vec<u8>> + '3` |
| ... |
| LL | fn async_fn<'a>(&self, buff: &'a [u8]) -> impl Future<Output = Vec<u8>> + 'a { |
| | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ found `fn(&'1 Struct, &'2 [u8]) -> impl Future<Output = Vec<u8>> + '2` |
| | |
| = note: expected signature `fn(&'1 Struct, &'2 [u8]) -> impl Future<Output = Vec<u8>> + '3` |
| found signature `fn(&'1 Struct, &'2 [u8]) -> impl Future<Output = Vec<u8>> + '2` |
| = help: the lifetime requirements from the `impl` do not correspond to the requirements in the `trait` |
| = help: verify the lifetime relationships in the `trait` and `impl` between the `self` argument, the other inputs and its output |
| |
| error: aborting due to previous error |
| |