no suitable image found XCode真机测试错误

报错 ： Reason: no suitable image found.  Did find:
    /private/var/mobile/Containers/Bundle/Application/3FC2DC5C-A908-42C4-8508-1320E01E0D5B/testapp.app/Frameworks/libswiftCore.dylib: mmap() errno=1 validating first page of '/private/var/mobile/Containers/Bundle/Application/3FC2DC5C-A908-42C4-8508-1320E01E0D5B/testapp.app/Frameworks/libswiftCore.dylib'

解决方法：

      rm -rf "$(getconf DARWIN_USER_CACHE_DIR)/org.llvm.clang/ModuleCache"
     rm -rf ~/Library/Developer/Xcode/DerivedData
     rm -rf ~/Library/Caches/com.apple.dt.Xcode