parse "gopher://null.host:0/ \xe4r\xe2'tz`\x89\x8eM\x0f\x8c\xc0\x1al\xe0\xf2\x91]\x99\xf40 \xf0_\xf7\x16\x9d\x89\x88\xbb\x19o\x9b\x18\xe0\x86": net/url: invalid control character in URL