The following actions uses Node.js version which is deprecated and will be forced to run on node20: swift-actions/setup-swift@cdbe0f7f4c77929b6580e71983e8606e55ffe7e4, Homebrew/actions/setup-homebrew@d54a6744d5fcdff54b45a9659f3e17f769389952. For more info: https://github.blog/changelog/2024-03-07-github-actions-all-actions-will-run-on-node20-instead-of-node16-by-default/

rustup is outdated! To avoid broken installations, as soon as possible please run: brew upgrade Or, if you're OK with a less reliable fix: brew upgrade rustup