/Users/xiaocun/Library/Developer/Xcode/DerivedData/demo-eyoggcbqbcfmcsenlqbuapartdcd/Build/Products/Debug-iphoneos/demo.app: replacing existing signature
/Users/xiaocun/Library/Developer/Xcode/DerivedData/demo-eyoggcbqbcfmcsenlqbuapartdcd/Build/Products/Debug-iphoneos/demo.app: resource fork, Finder information, or similar detritus not allowed
Command CodeSign failed with a nonzero exit code
