- queue:work and schedule:run print their summary block only on a
terminal; off one (the test's buffer) they log 'startup summary' and
'shutdown report' records of component queue/schedule, so the tests
still asserted the pre-19.8 Info lines
- captureDiary bootstraps diary on a buffer; TestQueueWork and
TestScheduleRunForeground wait for the startup summary record and
check the shutdown report record
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