Version 3.6.4+dfsg-1 of r-cran-covr is marked for autoremoval from testing on Wed 15 Apr 2026. It is affected by #1130304. It depends (transitively) on r-cran-jsonlite, r-cran-mime, r-cran-openssl, affected by #1127064, #1130399, #1131391. You should try to prevent the removal by fixing these RC bugs.