Most noticeable on hard difficulty, vindicators and pillagers will never have a chance of being able to pick up better axes/crossbows. This is unlike other hostile mobs in the game that can hold a weapon.
Linked issues
Comments 2
Thank you for your report!
We're tracking this issue in MC-110468, so this ticket is being resolved and linked as a duplicate.
That ticket has already been resolved as working as intended, which means this is not considered a bug and won't be fixed. Please do not leave a comment on the linked ticket.
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So, in other words, CanPickUpLoot is never turned on/to true/to 1b...
(Partly) duplicate of MC-110468.