error[E0658]: use of unstable library feature 'unstable_test_feature' --> $DIR/allow-unstable-reexport.rs:22:9 | LL | pub use lint_stability::unstable as unstable2; | ^^^^^^^^^^^^^^^^^^^^^^^^ | = help: add `#![feature(unstable_test_feature)]` to the crate attributes to enable error[E0658]: use of unstable library feature 'unstable_test_feature' --> $DIR/allow-unstable-reexport.rs:28:5 | LL | unstable(); | ^^^^^^^^ | = help: add `#![feature(unstable_test_feature)]` to the crate attributes to enable error[E0658]: use of unstable library feature 'unstable_test_feature': text --> $DIR/allow-unstable-reexport.rs:29:5 | LL | unstable_text(); | ^^^^^^^^^^^^^ | = help: add `#![feature(unstable_test_feature)]` to the crate attributes to enable error: aborting due to 3 previous errors For more information about this error, try `rustc --explain E0658`.