|  | error: cannot find attribute `sede` in this scope | 
|  | --> $DIR/missing-derive-2.rs:22:7 | 
|  | | | 
|  | LL |     #[sede(untagged)] | 
|  | |       ^^^^ | 
|  | | | 
|  | help: the derive macros `Deserialize` and `Serialize` accept the similarly named `serde` attribute | 
|  | | | 
|  | LL |     #[serde(untagged)] | 
|  | |         + | 
|  |  | 
|  | error: cannot find attribute `serde` in this scope | 
|  | --> $DIR/missing-derive-2.rs:16:7 | 
|  | | | 
|  | LL |     #[serde(untagged)] | 
|  | |       ^^^^^ | 
|  | | | 
|  | note: `serde` is imported here, but it is a crate, not an attribute | 
|  | --> $DIR/missing-derive-2.rs:5:1 | 
|  | | | 
|  | LL | extern crate serde; | 
|  | | ^^^^^^^^^^^^^^^^^^^ | 
|  | help: `serde` is an attribute that can be used by the derive macros `Deserialize` and `Serialize`, you might be missing a `derive` attribute | 
|  | | | 
|  | LL + #[derive(Deserialize, Serialize)] | 
|  | LL | enum B { | 
|  | | | 
|  |  | 
|  | error: cannot find attribute `serde` in this scope | 
|  | --> $DIR/missing-derive-2.rs:8:3 | 
|  | | | 
|  | LL | #[serde(untagged)] | 
|  | |   ^^^^^ | 
|  | | | 
|  | note: `serde` is imported here, but it is a crate, not an attribute | 
|  | --> $DIR/missing-derive-2.rs:5:1 | 
|  | | | 
|  | LL | extern crate serde; | 
|  | | ^^^^^^^^^^^^^^^^^^^ | 
|  | help: `serde` is an attribute that can be used by the derive macros `Deserialize` and `Serialize`, you might be missing a `derive` attribute | 
|  | | | 
|  | LL + #[derive(Deserialize, Serialize)] | 
|  | LL | enum A { | 
|  | | | 
|  |  | 
|  | error: aborting due to 3 previous errors | 
|  |  |