clang: error: no such file or directory: \'/Users/admin/Library/Developer/Xcode/DerivedData/__TESTING__-fzbkvdbnndieeagphtjhdndiyttl/Build/Products/Debug-iphoneos/li
I had this problem too. I think it was because I had previously installed an old version of phone gap that installed some stuff in xcode. I uninstalled, then reinstalled xcode. Then I ran the Uninstall Cordova.applescript that came with phone gap. This fixed the problem of the red libCordova.a