parse "gopher://null.host:0/\x1f\xe4\x047~P/\x8a@\x8a\xb6\xeeɁ\x87Y\xd6.=R=\x92O7\xaf\xa9\xf1x\xe6\xbb\xec\x93\xf2ʴ\xe3\x1f\x1c\xe9S\xee\x1f\xda䨰\x12\xaeu\x8f\xf2\xd4\xe7PZH": net/url: invalid control character in URL