Eyes that are crusty are usually an indicator of coxy or this disease I forgot the name of, but the on I forgot is fatal. If she has clear eyes, she will probably survive if you help her walk again. Also, try mashing some hard-boiled egg for her to eat.
And Rosie- what a cute name! I had a huge...
My chick sleeps the same way. All the time. And, also, they all tend to peep loudly as they move around. Check on her: is she peeping, eating, drinking, like normal and does she have clear eyes? To make you feel better, a picture of my chick sleeping the same way:
Best of luck~ keep us...