parse "gopher://\xf3~U\xf2\x1eȼ\xe9\xeb%\x82\x05\x02\x9e\x93\x02:H\xf1od\xf1\x8b$o\x83\xe4=\x9dy/\x94\xbc\xf9}\xe8\xed\xbc\xd9V\\\x90\xe0\xf7'\x05E\x02\x1c\x87\b\xf9R\x84\x8a}\xec\xbdq\xcc\xfb!\xc9\xfb3\xc9{4\xf3\xbeG\xf2\xfe\x9b\xe4\x9dɼ'H\xden\xc9\xfb": net/url: invalid control character in URL