I wrote:
> Is our CI setup failing to capture stderr from TAP tests??
Oh, I'm barking up the wrong tree. This test must have been run
against HEAD between 6da65a3f9 (23 Feb) and 2beb4acff (31 Mar), when
pump_until indeed didn't print this essential information :-(
If you just got this failure, could you look in the log to
see if there's a pump_until report?
regards, tom lane