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error: lifetime flowing from input to output with different syntax can be confusing
--> $DIR/example-from-issue48686.rs:6:21
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LL | pub fn get_mut(&'static self, x: &mut u8) -> &mut u8 {
| ^^^^^^^ ------- the lifetime gets resolved as `'static`
| |
| this lifetime flows to the output
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note: the lint level is defined here
--> $DIR/example-from-issue48686.rs:1:9
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LL | #![deny(mismatched_lifetime_syntaxes)]
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
help: one option is to consistently use `'static`
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LL | pub fn get_mut(&'static self, x: &mut u8) -> &'static mut u8 {
| +++++++
error: aborting due to 1 previous error
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