WAS NOT DESTROYED because its expiration time could not be determined. /root/zap/zap: 162: bc: not found

[hellomotow]

zfs/backups/vm-105-disk-0@ZAP_HOSTNAME_2023-01-07T19:27:10p0000--1d should be deleted as it's now more than 1D old but I am facing the following errors

/root/zap/zap destroy or /root/zap/zap destroy HOSTNAME both display

WARN: SNAPSHOT zfs/backups/vm-105-disk-0@ZAP_HOSTNAME_2023-01-07T19:27:10p0000--1d WAS NOT DESTROYED because its expiration time could not be determined.
/root/zap/zap: 162: bc: not found
WARN: SNAPSHOT zfs/backups/vm-105-disk-0@ZAP_HOSTNAME_2023-01-08T20:00:01p0000--1d WAS NOT DESTROYED because its expiration time could not be determined.
/root/zap/zap: 162: bc: not found
WARN: SNAPSHOT zfs/backups/vm-105-disk-0@ZAP_HOSTNAME_2023-01-08T21:00:01p0000--1d WAS NOT DESTROYED because its expiration time could not be determined.
/root/zap/zap: 162: bc: not found
WARN: SNAPSHOT zfs/backups/vm-105-disk-0@ZAP_HOSTNAME_2023-01-08T22:00:01p0000--1d WAS NOT DESTROYED because its expiration time could not be determined.
/root/zap/zap: 162: bc: not found
WARN: SNAPSHOT zfs/backups/vm-105-disk-0@ZAP_HOSTNAME_2023-01-08T23:00:01p0000--1d WAS NOT DESTROYED because its expiration time could not be determined.
/root/zap/zap: 162: bc: not found

zfs list -t snapshot

zfs/backups/vm-105-disk-0@ZAP_HOSTNAME_2023-01-07T19:27:10p0000--1d     6.62M      -     13.7G  -
zfs/backups/vm-105-disk-0@ZAP_HOSTNAME_2023-01-08T20:00:01p0000--1d     2.90M      -     13.7G  -
zfs/backups/vm-105-disk-0@ZAP_HOSTNAME_2023-01-08T21:00:01p0000--1d     3.18M      -     13.7G  -
zfs/backups/vm-105-disk-0@ZAP_HOSTNAME_2023-01-08T22:00:01p0000--1d     5.48M      -     13.7G  -
zfs/backups/vm-105-disk-0@ZAP_HOSTNAME_2023-01-08T23:00:01p0000--1d        0B      -     13.7G  -

[hellomotow]

Issue was bc calculator was missing

apt install bc

[Jehops]

Hello @hellomotow. Sorry for the delay. I've done some testing on GNU/Linux systems and will tweak a few things based on what I found. For example, I hope I can find alternatives to utilities like bc or hostname that might not be installed there by default.