I know you're publicly directly messaging, but as an outsider to the discussion, I don't see any actual mention in your posts why D isn't included. Just that it "used to be."
There are many of benchmark projects that include D and don't appear to be struggling under any kind of massive burden. For example:
What are your actual reasons for not keeping D... "scala... and Clojure and ..."? The results in the previous link show D as a massive competitor (sometimes 1st place beating C and C++) on both memory and speed. Wouldn't the purpose of benchmarks be... to highlight useful, highly-scoring languages? Isn't that one of the primary reasons people read benchmarks?
(The D implementations are also often smaller in lines of code, as per this benchmark project: