for arch: [ amd64 ], all versions are unstable: [ 21.8.0, 23.5.0 ]
uses deprecated non-PEP517 build mode, please switch to DISTUTILS_USE_PEP517=...
slot(0) keywords are overshadowed by version: 23.5.0
Pkgcheck is used regularly to generate QA reports. Pkgcheck is a pkgcore-based QA utility for ebuild repos.