show {unknown} type

[ByteXiang]

The latest version of rustc (1.82.0) with rust-analyzer (2024-11-25) will appear {unknown} type prompt, the solution is to downgrade rustc to 1.81.0 or rust-analyzer to 2024-08-12. The computer configuration is win10 professional version, 22H2, 19045.4894, this is a company computer and cannot share data.

rust-analyzer version: 2024-11-25

rustc version: 1.82.0

editor or extension: VSCode 1.95.3

relevant settings: (eg. client settings, or environment variables like CARGO, RUSTC, RUSTUP_HOME or CARGO_HOME)

repository link (if public, optional): (eg. rust-analyzer)

code snippet to reproduce:

let content = fs::read_to_string(path)?;

[lnicola]

What does rustup component list show? And do you have any errors in the logs?

Also, please try this: #17759 (comment).

[RuelYasa]

Also, please try this: #17759 (comment).

Thanks —— this works for me.

The problem is seemingly related with crates-io mirrors in China, which is possibly not up-to-date. Therefore, it helps to disable mirrors.

[lnicola]

More likely, to your proxy settings which we don't propagate. See also #18511, which probably wouldn't have helped for the same reason.