parse "gopher://null.host:0/aQ\xa0G\xf7\x80\x93\x91\xa3\xb6NkU\xcd\xe3\x17PВ\xdfH͈\xe3\x19B\x9aV\x06,쏎\x97~\x14\xf7\xa9\x8fR\x8f\x11y^\x17\x9b\xe2\xf8\xd7\xf36es\x9d\xe2": net/url: invalid control character in URL