main.events_bugs fails due to 2020-01-01 date

main.events_bugs                         [ fail ]

        Test ended at 2020-01-02 20:19:36

CURRENT_TEST: main.events_bugs

mysqltest: At line 1032: query 'CREATE EVENT e1 ON SCHEDULE AT '2020-01-01 00:00:00' DO SET @a = 1' succeeded - should have failed with errno 1290...

The result from queries just before the failure was:

< snip >

SET GLOBAL event_scheduler= OFF;

DROP EVENT bug28641;