parse "gopher://null.host:0/\x17 \a\xddcb\xd8\xc7(\xfd\x04z\xf3.\xf6\xb8h\xbeV\v|bD6\xae\xbf\f}.\x00E\x84ͻ\xad\x85\x9d \x11\x96": net/url: invalid control character in URL