Warnings

RUSTSEC-2024-0375

atty is unmaintained

The maintainer of atty has published an official notice that the crate is no longer
under development, and that users should instead rely on the functionality in the standard library's IsTerminal trait.

Alternative(s)

• std::io::IsTerminal - Stable since Rust 1.70.0 and the recommended replacement per the atty maintainer.
• is-terminal - Standalone crate supporting Rust older than 1.70.0

RUSTSEC-2024-0388

derivative is unmaintained; consider using an alternative

The derivative crate is no longer maintained.
Consider using any alternative, for instance:

• derive_more
• derive-where
• educe

RUSTSEC-2024-0384

instant is unmaintained

This crate is no longer maintained, and the author recommends using the maintained web-time crate instead.

RUSTSEC-2022-0081

json is unmaintained

Last release was almost 3 years ago.

The maintainer is unresponsive with outstanding issues.

One of the outstanding issues include a possible soundness issue.

Possible Alternative(s)

The below list has not been vetted in any way and may or may not contain alternatives;

• jzon maintained fork of json
• serde_json
• json-deserializer
• simd-json

RUSTSEC-2024-0370

proc-macro-error is unmaintained

proc-macro-error's maintainer seems to be unreachable, with no commits for 2 years, no releases pushed for 4 years, and no activity on the GitLab repo or response to email.

proc-macro-error also depends on syn 1.x, which may be bringing duplicate dependencies into dependant build trees.

Possible Alternative(s)

• manyhow
• proc-macro-error2
• proc-macro2-diagnostics