The topic of that crash report had to do with peaceful, this one doesn't but i do think it is the same problem from looking at the revelance.
My crash report is a non modded version of minecraft and is having the same problem
2013-06-02, 06:49:51 AM UTC
2013-06-07, 08:52:57 PM UTC
Mike KeaneMike Keane
MC-15300
The topic of that crash report had to do with peaceful, this one doesn't but i do think it is the same problem from looking at the revelance.
My crash report is a non modded version of minecraft and is having the same problem