Crashes on launch with: thread 'main' panicked at src/objc/messages.rs:130:13: Class "GKSession" (0x374f5fe0) is unimplemented. Call to class method "alloc".
Main menu and cutscene works. When game play is about to start, it crashes with: thread 'main' panicked at src/dyld.rs:604:9: Call to unimplemented function _abs
Crashes with: thread 'main' panicked at src/objc/messages.rs:130:13: Class "CMMotionManager" (0x374f6220) is unimplemented. Call to class method "alloc".