tl;dr
Definitely add -L /some/log/file.name
It could be dying anywhere - the MTA message just tells you that you don;t have a mail client installed, as cron is trying to send you a message to say that the job has failed
@NotThamesWater started
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tl;dr
Definitely add -L /some/log/file.name
It could be dying anywhere - the MTA message just tells you that you don;t have a mail client installed, as cron is trying to send you a message to say that the job has failed