parse "gopher://null.host:0/\x12&\xe3\xd7ݽ\x83\x9ar_\xb1.\xf6Us3?\xe3\xe9\x16h\xcbN\x9a\xca~\x87\x8a\xb6Aw\xca\x00bh\x1122R8\xe4_  ": net/url: invalid control character in URL