parse "gopher://null.host:0/0\x91\xfd\xf1V\f\x05d{F\xfd\xc8\xe8Io\xef9yy\x04\x15Yv\x16\xdf\xdeVY\xde__\xa3Vm\vj\x98t\x9bz\x94\x85\xbe\v=R\xec\x81\\\xaa\x11\x95\x1b\xdd\xe9\xbam\x81\x0f\uf86d\xc0ZB)I\x801\x9b\x8e\x9e\xf1\xf5Mؤ\x8b\x1d\x9fJIdG\xb9OR\x18<\xfa\xbb QZǓ\x05k\x9c\xc3x\xfc\x89-Dh\xf5fn\xb25\xa4\xeeOҙā\xc04Ԋ\xe79Iڋ}\x1b\xbb0d\x84\xff\xe7\x87X\x89(\x99\xf1\xca": net/url: invalid control character in URL