At risk of making points for the other side, AI Welfare Debate Week is something Glados would come up with as a ploy for more bodies to experiment with.
Doubt that is needed. GLaDOS could just label the doors ‘deadly experiments run by AGI’ and enough of them would rationalize themselves into it being some sort of 4d chess move pulled to hide the actual safe room of things the AGI doesn’t want you to discover and walk in.