error[E0658]: the `!` type is experimental --> $DIR/feature-gate-never_type.rs:7:17 | LL | type Ma = (u32, !, i32); | ^ | = note: see issue #35121 for more information = help: add `#![feature(never_type)]` to the crate attributes to enable error[E0658]: the `!` type is experimental --> $DIR/feature-gate-never_type.rs:8:20 | LL | type Meeshka = Vec; | ^ | = note: see issue #35121 for more information = help: add `#![feature(never_type)]` to the crate attributes to enable error[E0658]: the `!` type is experimental --> $DIR/feature-gate-never_type.rs:9:24 | LL | type Mow = &'static fn(!) -> !; | ^ | = note: see issue #35121 for more information = help: add `#![feature(never_type)]` to the crate attributes to enable error[E0658]: the `!` type is experimental --> $DIR/feature-gate-never_type.rs:10:27 | LL | type Skwoz = &'static mut !; | ^ | = note: see issue #35121 for more information = help: add `#![feature(never_type)]` to the crate attributes to enable error[E0658]: the `!` type is experimental --> $DIR/feature-gate-never_type.rs:13:16 | LL | type Wub = !; | ^ | = note: see issue #35121 for more information = help: add `#![feature(never_type)]` to the crate attributes to enable error: aborting due to 5 previous errors For more information about this error, try `rustc --explain E0658`.