Actually clean the benchmark parsers.
Actually clean the benchmark parsers.

YorickPeterse/ruby-ll,ttasanen/ruby-ll,telekomatrix/ruby-ll,YorickPeterse/ruby-ll,ttasanen/ruby-ll,YorickPeterse/ruby-ll,telekomatrix/ruby-ll,YorickPeterse/ruby-ll,telekomatrix/ruby-ll,ttasanen/ruby-ll,telekomatrix/ruby-ll