The 2013 rulebook formalized the logic that was used at Nationals since at least 2009.  This is unchanged for the 2015 rulebook.

 

Trophies are calculated "including DQs and DNFs, but not including no-shows" (section 1.2.3 of Match Administration).

 

Match classification bumps ("promotions") are described in 9.4.1: "This method of Classification promotion calculation does not include DQ’s, DNF’s or match no-shows."