error: #[serde(getter = "...")] is not allowed in an enum
  --> tests/ui/remote/enum_getter.rs:10:1
   |
9  |   #[derive(Serialize)]
   |            --------- in this derive macro expansion
10 | / #[serde(remote = "remote::E")]
11 | | pub enum E {
12 | |     A {
13 | |         #[serde(getter = "get_a")]
14 | |         a: u8,
15 | |     },
16 | | }
   | |_^
   |
   = note: this error originates in the derive macro `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info)