The process_exitcode_placeholder feature has been removed from a recent nightly version, as the feature has been stabilized. Additionally, the termination_trait_lib feature has been stabilized.
warning: the feature `termination_trait_lib` has been stable since 1.61.0 and no longer requires an attribute to enable
--> src/main.rs:4:12
|
4 | #![feature(termination_trait_lib)]
| ^^^^^^^^^^^^^^^^^^^^^
|
= note: `#[warn(stable_features)]` on by default
error[E0635]: unknown feature `process_exitcode_placeholder`
--> src/main.rs:8:12
|
8 | #![feature(process_exitcode_placeholder)]
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
The
process_exitcode_placeholder
feature has been removed from a recent nightly version, as the feature has been stabilized. Additionally, thetermination_trait_lib
feature has been stabilized.