parse "gopher://null.host:0/ú\am\xd2\xdfzQ\xe5\xcc\x12\x81o\xbdhq*\x1c\xa4\fB\x14\x8f\x9fk\xc7e\x8d\x19\xc7\xfc\xbc\xa4ld)u\xbd\xa4\x1c;\xadJyt2\x1c\a։K.SQP\x04.\xa5\xe3\xff\xe5\x11a\x1f\u007f\f\xad\x80\x9f|": net/url: invalid control character in URL