parse "gopher://null.host:0/¬\x00\x89b\x12{\xb4\x0f\xb1\xbb\x00l\x8e\xb8\xb8\xb1M_\xf8\xb1h\x12\xa8y]x\xd7\xf4\x8a\xceb-\xfd": net/url: invalid control character in URL