| error[E0725]: the feature `rustc_const_unstable` is not in the list of allowed features |
| --> $DIR/allow-features-empty.rs:4:12 |
| | |
| LL | #![feature(rustc_const_unstable)] |
| | ^^^^^^^^^^^^^^^^^^^^ |
| |
| error[E0725]: the feature `lang_items` is not in the list of allowed features |
| --> $DIR/allow-features-empty.rs:6:12 |
| | |
| LL | #![feature(lang_items)] |
| | ^^^^^^^^^^ |
| |
| error[E0725]: the feature `unknown_stdlib_feature` is not in the list of allowed features |
| --> $DIR/allow-features-empty.rs:8:12 |
| | |
| LL | #![feature(unknown_stdlib_feature)] |
| | ^^^^^^^^^^^^^^^^^^^^^^ |
| |
| error: aborting due to 3 previous errors |
| |
| For more information about this error, try `rustc --explain E0725`. |