Error code E0635
The #![feature] attribute specified an unknown feature.
Erroneous code example:
#![allow(unused)]
#![feature(nonexistent_rust_feature)] // error: unknown feature
fn main() {
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The #![feature] attribute specified an unknown feature.
Erroneous code example:
#![allow(unused)]
#![feature(nonexistent_rust_feature)] // error: unknown feature
fn main() {
}