Warnings

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

RUSTSEC-2021-0127

serde_cbor is unmaintained

The serde_cbor crate is unmaintained. The author has archived the github repository.

Alternatives proposed by the author:

• ciborium
• minicbor