parse "gopher://null.host:0/un\x0f\xf7h\x15~\x06\xed\xc3\x1b\x12\x19\xab-\x04\xa6\x81A\x8c\xe9..\x8a\x0e5\x96\a\x95O\xe2\xdf|2\x82\x1b\x06I\xcd3\x9dڷ\xae\x1a\x19\xf5{": net/url: invalid control character in URL