error[E0599]: no function or associated item named `read_fixed` found for struct `Point` in the current scope --> tests/ui/read-write/embed_unreadable_inner.rs:8:10 | 3 | struct Point { | ------------ function or associated item `read_fixed` not found for this struct ... 8 | #[derive(ReadFixed, WriteFixed)] | ^^^^^^^^^ function or associated item not found in `Point` | = help: items from traits can only be used if the trait is implemented and in scope = note: the following trait defines an item `read_fixed`, perhaps you need to implement it: candidate #1: `ReadFixed` = note: this error originates in the derive macro `ReadFixed` (in Nightly builds, run with -Z macro-backtrace for more info) error[E0599]: no method named `write_fixed` found for reference `&Point` in the current scope --> tests/ui/read-write/embed_unreadable_inner.rs:8:21 | 8 | #[derive(ReadFixed, WriteFixed)] | ^^^^^^^^^^ method not found in `&Point` | = help: items from traits can only be used if the trait is implemented and in scope = note: the following trait defines an item `write_fixed`, perhaps you need to implement it: candidate #1: `WriteFixed` = note: this error originates in the derive macro `WriteFixed` (in Nightly builds, run with -Z macro-backtrace for more info)