`#![feature]` may not be used on the stable release channel

[Leo-Lionni]

1. 执行cargo install cargo-offline --features=cargo-metadata
2. 如下: error[E0554]: #![feature] may not be used on the stable release channel --> C:\Users\Administrator.cargo\registry\src\rsproxy.cn-8f6827c7555bfaf8\cargo-offline-0.1.6\src\main.rs:1:84 | 1 | #![cfg_attr(all(feature = "cargo-metadata", not(feature = "toml-config")), feature(file_set_times))] | ^^^^^^^^^^^^^^

For more information about this error, try rustc --explain E0554. error: could not compile cargo-offline due to previous error 3. windows 11 $ rustup show Default host: x86_64-pc-windows-msvc rustup home: C:\Users\Administrator.rustup

stable-x86_64-pc-windows-msvc (default) rustc 1.64.0 (a55dd71d5 2022-09-19)

[Leo-Lionni]

我没有仔细看操作文档, 我看到了解决方案. 不知道怎么主动关闭issue. 请求关闭.