parse "gopher://null.host:0/\x00陝\x84\x94\x03\x90\x9e\x94\xe8{\xfd\x93\xe3\xb6\x11\x1b\xbd/\xab\xe1Wp\x00Ռ\xe5,t\xdd\xebF\x8dڎ": net/url: invalid control character in URL