1 error: malformed `unstable` attribute input
2 --> $DIR/stability-attribute-sanity-4.rs:8:5
5 | ^^^^^^^^^^^ help: must be of the form: `#[unstable(feature = "name", reason = "...", issue = "N")]`
7 error: malformed `unstable` attribute input
8 --> $DIR/stability-attribute-sanity-4.rs:11:5
10 LL | #[unstable = "b"]
11 | ^^^^^^^^^^^^^^^^^ help: must be of the form: `#[unstable(feature = "name", reason = "...", issue = "N")]`
13 error: malformed `stable` attribute input
14 --> $DIR/stability-attribute-sanity-4.rs:14:5
17 | ^^^^^^^^^ help: must be of the form: `#[stable(feature = "name", since = "version")]`
19 error: malformed `stable` attribute input
20 --> $DIR/stability-attribute-sanity-4.rs:17:5
23 | ^^^^^^^^^^^^^^^ help: must be of the form: `#[stable(feature = "name", since = "version")]`
25 error[E0542]: missing 'since'
26 --> $DIR/stability-attribute-sanity-4.rs:21:5
31 error[E0542]: missing 'since'
32 --> $DIR/stability-attribute-sanity-4.rs:25:5
34 LL | #[deprecated = "a"]
37 error: aborting due to 6 previous errors
39 For more information about this error, try `rustc --explain E0542`.