He was expelled.
http://reason.com/blog/2015/06/11/amherst-student-was-expelled-for-rape-buDespite an accuser who offered borderline non-coherent responses that subtly expanded on her initial story, the panel ultimately accepted her credibility. It ruled that while Doe likely was “blacked out” during the oral sex, “being intoxicated or impaired by drugs or alcohol is never an excuse.” Since AS [the female] said she withdrew consent at some point during the sexual act, and since Doe couldn’t challenge that recollection, the panel was at least 50.01 percent inclined to believe the accuser’s tale.