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error[E0621]: explicit lifetime required in the type of `get`
--> $DIR/variance-trait-matching.rs:24:5
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LL | fn get<'a, G>(get: &G) -> i32
| -- help: add explicit lifetime `'a` to the type of `get`: `&'a G`
...
LL | pick(get, &22)
| ^^^^^^^^^^^^^^ lifetime `'a` required
error: aborting due to 1 previous error
For more information about this error, try `rustc --explain E0621`.
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