[Piuparts-reports] Cron <piupartsm at piatti> /home/piupartsm/bin/detect_stale_mounts

[Cron Daemon]

More than one mountpoint below /org/piuparts.debian.org/tmp detected!

proc /org/piuparts.debian.org/tmp/tmpeVY0cY/proc proc rw,relatime 0 0
proc /org/piuparts.debian.org/tmp/tmpA1z6XK/proc proc rw,relatime 0 0
proc /org/piuparts.debian.org/tmp/tmpK8IFXf/proc proc rw,relatime 0 0

Zero or one mountpoint is normal for piuparts operation, more is not.
Please investigate and cleanup.