The jobs in cron.daily are not executed by anacron or run-parts

Issue

• We have a cron jobs in /etc/cron.daily which are expected to be executed once per day.
• The jobs in /etc/cron.daily didn't run at all.
• The following is logs from /var/log/cron.

run-parts(/etc/cron.hourly)[32217]: starting 0anacron
anacron[32229]: Anacron started on 2018-08-27
run-parts(/etc/cron.hourly)[32231]: finished 0anacron
anacron[32229]: Will run job `cron.daily' in 27 min.
anacron[32229]: Jobs will be executed sequentially
...
anacron[32229]: Job `cron.daily' started
anacron[32229]: Job `cron.daily' terminated

NOTE: The date, time, and hostname heading each lines were removed.