parse "gopher://null.host:0/\x06\xa1Pc\x90\xa2'\x91\xb1\x87\x92\xf7\x1f\x94w@\x06\xe9\xfb\x05\x8a\x10\U000a2ed5D\xb1\xe44\x870[\x05\xd0]": net/url: invalid control character in URL