Compiling idna v1.0.3
error[E0658]: use of unstable library feature 'error_in_core'
--> /home/ubuntu/.cargo/registry/src/index.crates.io-6f17d22bba15001f/idna-1.0.3/src/lib.rs:78:6
|
78 | impl core::error::Error for Errors {}
| ^^^^^^^^^^^^^^^^^^
|
= note: see issue #103765 <https://github.com/rust-lang/rust/issues/103765> for more information
Fixes the error: