Las copias de seguridad van a s3, pero aún se almacenan algunas copias locales aleatorias

[omarfilip]

Intenta cambiar la hora de tu copia de seguridad.

Local backups not deleted after they are uploaded to Amazon S3

Sixteen days later, it seems like this was the solution—no more undeleted backups. I don’t know what was causing the conflict, but it’s moot now.