error[E0599]: no function or associated item named `deserialize` found for struct `A` in the current scope --> $DIR/issue-87932.rs:13:8 | LL | pub struct A {} | ------------ function or associated item `deserialize` not found for this struct ... LL | A::deserialize(); | ^^^^^^^^^^^ function or associated item not found in `A` | = help: items from traits can only be used if the trait is in scope help: the following trait is implemented but not in scope; perhaps add a `use` for it: | LL | use ::deserialize::_a::Deserialize; | error: aborting due to previous error For more information about this error, try `rustc --explain E0599`.