jls21

2019-11-13 00:10:59.285409+0200 DaveAndBustersDev[6374:1805058] [PushIOManager] DeviceToken: (null)
2019-11-13 00:10:59.285443+0200 DaveAndBustersDev[6374:1805058] [PushIOManager] Waiting for device token...

2019-11-13 00:10:59.459928+0200 DaveAndBustersDev[6374:1805058] [PushIOManager] Configured with APIKEY: ABEq-bULxIHmKfklxNta7x2bA, ACCOUNTTOKEN: ABEuZ08rflw0pb5S2dYiRAdy4
2019-11-13 00:10:59.460146+0200 DaveAndBustersDev[6374:1805058] [PushIOManager] -[PIOMessageCenterManager fetchInboxMessages] Not making messages fetch request. As MessageCenter not enabled. Call setMessageCenterEnabled to fetch the messages.
2019-11-13 00:10:59.462779+0200 DaveAndBustersDev[6374:1805058] [PushIOManager] +[PIOKeychainWrapper getDataForService:account:error:] Keychain unable to fetch item for service: PIOKeychainService, account: PIOEventIDKeyForKeychainAccount. Error: -25300
2019-11-13 00:10:59.463852+0200 DaveAndBustersDev[6374:1805058] [PushIOManager] +[PIOKeychainWrapper getDataForService:account:error:] Keychain un

jls21

If you are having device with new iOS version(iOS 10.3 for example), but don't wanna to update XCode 8.2.1. 
It's very simple to run application on new iOS with old XCode.

Check this out. 
Follow the steps:

1. Download .dmg file with new XCode from apple developer portal (https://developer.apple.com/download/more/).
2. Keep your old XCode and unarchive new XCode from .dmg file.
3. Goto (New XCode path)/Contents/Developer/Platforms/iPhoneOS.platform/DeviceSupport and copy folder with new iOS
4. Paste it to (Old XCode path)/Contents/Developer/Platforms/iPhoneOS.platform/DeviceSupport