parse "gopher://null.host:0/|\x18>i\xc15\ue1ad\x92\xb4P8\x93\xc7\xdeU\x1d7m\xdb$7\x94\xcc\xe7\xf05x\xf9\xe5O\x15\xaf\xaf}\xfekn\xa7\xdb\xcd\xfb\xf6\x86b\x9e\xedn\x02W\xbe": net/url: invalid control character in URL