basho bench broken on >= R16B

Running Erlang R16B (erts-5.10.1), attempting to compile basho bench yields this error:

==> mochiweb (compile)
src/mochifmt_records.erl:12: parameterized modules are no longer supported
src/mochifmt_std.erl:6: parameterized modules are no longer supported
src/mochifmt_records.erl:19: variable 'Recs' is unbound
src/mochifmt_std.erl:11: variable 'THIS' is unbound
src/mochifmt_std.erl:14: variable 'THIS' is unbound
src/mochifmt_std.erl:23: variable 'THIS' is unbound
make: *** [compile] Error 1

related issue here (for basho / mochiweb): https://github.com/basho/mochiweb/issues/9