"Show me just what Mohammed brought that was new, and there you will find things only evil and inhuman, such as his command to spread by the sword the faith he preached." - Manuel II Palelologus
The counter to that of course would be:
If she was sleepwalking, I would think that being raped would have caused her to wake up.
The article says she did not wake up during the act. There is more to this then meets the eye, or is given in this article.