parse "gopher://\xffIJ\x1d\x9e\x8fq$\x18\xddwi\xfd\xc9K\v\xab\x05\xdbQ\xc0\xe0(\xa2f\xc0:0/Fz\xd41\xc1vZ`o=\x8d \xf0\x94\xa8\xfb\xe2R`\xf4\x00fe\x02=\xf5\x11\xba \x86\xbfr\xbed\xc1\xb7\x92\xa1\aK\xecL": net/url: invalid control character in URL