error: the feature `test_accepted_feature` has been stable since 1.0.0 and no longer requires an attribute to enable --> $DIR/stable-features.rs:16:12 | LL | #![feature(test_accepted_feature)] | ^^^^^^^^^^^^^^^^^^^^^ | note: lint level defined here --> $DIR/stable-features.rs:14:9 | LL | #![deny(stable_features)] | ^^^^^^^^^^^^^^^ error: the feature `rust1` has been stable since 1.0.0 and no longer requires an attribute to enable --> $DIR/stable-features.rs:19:12 | LL | #![feature(rust1)] | ^^^^^ error: aborting due to 2 previous errors