LL | | fn(&'y u32)) }
| |______________- in this macro invocation
|
- = note: expected enum `std::option::Option<fn(&'x u32)>`
- found enum `std::option::Option<fn(&'y u32)>`
+ = note: expected enum `Option<fn(&'x u32)>`
+ found enum `Option<fn(&'y u32)>`
note: the lifetime `'x` as defined on the function body at 44:22...
--> $DIR/hr-subtype.rs:44:22
|