parse "gopher://\xf8\xad\x9d\x8a\xbb\xda\U00068343*\xcc\xcbE1\xb8\x02\x01\x93\xd5\xd4Z\xc7b\x10Q\x84j\x1c\x99E%\x11\x91%\xe5\x146\x93\xc5\xe3s8u<\"\x81)\xacgӹ\x02\x0e\x83J\xac\xc8E\\\xf9\xe6\xef\xc5\x18,\x81B%Ө\xf8\x12D%\x95z\xfb\xa7/": net/url: invalid control character in URL