"Aren't they functioning exactly as they're meant to?"

It probably says something about how much violence Alice has seen - and participated in, really, both back home and here - that she doesn't even blink at Willow destroying the robot like that. Alice looks as calm as ever, even in the middle of all of this robot fighting, her metal hobby horse casually slung over her shoulder as if it doesn't look much too heavy for a girl with stick arms like her to carry.

"Technically we are intruding on this planet." It's just that these things obviously can't distinguish between people with good or with hostile intentions. Because robots are dumb.