Does not build with Carthage and Xcode8 GM

[tcurdt]

github "RxSwiftCommunity/NSObject-Rx" "master"

gives

*** Building scheme "NSObject_Rx" in CarthageSupport.xcodeproj
** CLEAN FAILED **


The following build commands failed:
  Check dependencies
(1 failure)
** BUILD FAILED **


The following build commands failed:
  Check dependencies
(1 failure)
A shell task (/usr/bin/xcrun xcodebuild -project /path/to/project/Carthage/Checkouts/NSObject-Rx/CarthageSupport.xcodeproj -scheme NSObject_Rx -configuration Release -sdk iphoneos ONLY_ACTIVE_ARCH=NO BITCODE_GENERATION_MODE=bitcode CODE_SIGNING_REQUIRED=NO CODE_SIGN_IDENTITY= CARTHAGE=YES clean build) failed with exit code 65:
** CLEAN FAILED **


The following build commands failed:
  Check dependencies
(1 failure)
** BUILD FAILED **


The following build commands failed:
  Check dependencies
(1 failure)