Testing T ... in_args = 0, returned = 0, others = 200
wall time = 29

Testing T -> U ... in_args = 0, returned = 0, others = 200
wall time = 11

Testing grep ... in_args = 0, returned = 0, others = 2
wall time = 15

Testing regex::regex ... in_args = 21, returned = 7, others = 2
wall time = 16