[CrashReport] UE4Editor-CoreUObject.dylib!FArchiveAsync2::Serialize() when cooking for iOS on Mac

/Users/---/Desktop/---/---.uproject -run=Cook -NoLogTimes -TargetPlatform=IOS -fileopenlog -unversioned -compressed -abslog=/Users/---/Desktop/UnrealEngine-4.16.2-release/Engine/Programs/AutomationTool/Saved/Cook-2017.07.17-18.20.52.txt -stdout -CrashForUAT -unattended -UTF8Output

UE4Editor-CoreUObject.dylib!FArchiveAsync2::Serialize()
UE4Editor-Core.dylib!FArchive::SerializeCompressed()
UE4Editor-CoreUObject.dylib!FUntypedBulkData::LoadDataIntoMemory()
UE4Editor-CoreUObject.dylib!FUntypedBulkData::MakeSureBulkDataIsLoaded()
UE4Editor-CoreUObject.dylib!FUntypedBulkData::Lock()
UE4Editor-Engine.dylib!FTextureSource::GetMipData()
UE4Editor-Engine.dylib!FTextureCacheDerivedDataWorker::GetSourceMips()
UE4Editor-Engine.dylib!FTextureCacheDerivedDataWorker::GetBuildInfo()
UE4Editor-Engine.dylib!FTextureCacheDerivedDataWorker::FTextureCacheDerivedDataWorker()
UE4Editor-Engine.dylib!FTexturePlatformData::Cache()
UE4Editor-Engine.dylib!UTexture::BeginCacheForCookedPlatformData()
UE4Editor-UnrealEd.dylib!UCookOnTheFlyServer::TickCookOnTheSide(float, unsigned int&, ECookTickFlags)::$_4::operator()()
UE4Editor-UnrealEd.dylib!UCookOnTheFlyServer::TickCookOnTheSide()
UE4Editor-UnrealEd.dylib!UCookCommandlet::CookByTheBook()
UE4Editor-UnrealEd.dylib!UCookCommandlet::Main()
UE4Editor!FEngineLoop::PreInit()
UE4Editor!GuardedMain()
UE4Editor!<Unknown>
UE4Editor-Core.dylib!<Unknown>
Foundation!Unknown()
libsystem_pthread.dylib!<Unknown>
libsystem_pthread.dylib!<Unknown>
libsystem_pthread.dylib!<Unknown>