Upgraded to ARKit 1.5 plugin, now cloud builds fail.

I just upgraded the Unity ARKit plugin to the 1.5 version and changed my build to target iOS 11.3. I can do manual builds thru xcode with no errors, but Cloud build fails with errors. Any help?

Unity 2017.3.1f1
iOS 11.3

...
459: ▸ ❌;  /BUILD_PATH/mycompany.myapp.mycloudbuild/temp.XXXXXX20180420-4185-9xp28k/Libraries/3rdParty/UnityARKitPlugin/Plugins/iOS/UnityARKit/NativeInterface/ARSessionNative.mm:238:10: use of undeclared identifier 'ARImageAnchor'
460: ▸ ❌;  /BUILD_PATH/mycompany.myapp.mycloudbuild/temp.XXXXXX20180420-4185-9xp28k/Libraries/3rdParty/UnityARKitPlugin/Plugins/iOS/UnityARKit/NativeInterface/ARSessionNative.mm:270:16: use of undeclared identifier 'ARPlaneDetectionVertical'; did you mean 'UnityARPlaneDetectionVertical'?
461: ▸ ❌;  /BUILD_PATH/mycompany.myapp.mycloudbuild/temp.XXXXXX20180420-4185-9xp28k/Libraries/3rdParty/UnityARKitPlugin/Plugins/iOS/UnityARKit/NativeInterface/ARSessionNative.mm:301:14: use of undeclared identifier 'ARTrackingStateReasonRelocalizing'
462: ▸ ❌;  /BUILD_PATH/mycompany.myapp.mycloudbuild/temp.XXXXXX20180420-4185-9xp28k/Libraries/3rdParty/UnityARKitPlugin/Plugins/iOS/UnityARKit/NativeInterface/ARSessionNative.mm:327:21: property 'autoFocusEnabled' not found on object of type 'ARWorldTrackingConfiguration *'
463: ▸ ❌;  /BUILD_PATH/mycompany.myapp.mycloudbuild/temp.XXXXXX20180420-4185-9xp28k/Libraries/3rdParty/UnityARKitPlugin/Plugins/iOS/UnityARKit/NativeInterface/ARSessionNative.mm:330:25: property 'videoFormat' not found on object of type 'ARWorldTrackingConfiguration *'
464: ▸ ❌;  /BUILD_PATH/mycompany.myapp.mycloudbuild/temp.XXXXXX20180420-4185-9xp28k/Libraries/3rdParty/UnityARKitPlugin/Plugins/iOS/UnityARKit/NativeInterface/ARSessionNative.mm:330:49: unknown type name 'ARVideoFormat'
465: ▸ ❌;  /BUILD_PATH/mycompany.myapp.mycloudbuild/temp.XXXXXX20180420-4185-9xp28k/Libraries/3rdParty/UnityARKitPlugin/Plugins/iOS/UnityARKit/NativeInterface/ARSessionNative.mm:412:90: unknown type name 'ARPlaneGeometry'
466: ▸ ❌;  /BUILD_PATH/mycompany.myapp.mycloudbuild/temp.XXXXXX20180420-4185-9xp28k/Libraries/3rdParty/UnityARKitPlugin/Plugins/iOS/UnityARKit/NativeInterface/ARSessionNative.mm:439:88: property 'geometry' not found on object of type 'ARPlaneAnchor *'
467: ▸ ❌;  /BUILD_PATH/mycompany.myapp.mycloudbuild/temp.XXXXXX20180420-4185-9xp28k/Libraries/3rdParty/UnityARKitPlugin/Plugins/iOS/UnityARKit/NativeInterface/ARSessionNative.mm:496:92: unknown type name 'ARImageAnchor'
468: ▸ ❌;  /BUILD_PATH/mycompany.myapp.mycloudbuild/temp.XXXXXX20180420-4185-9xp28k/Libraries/3rdParty/UnityARKitPlugin/Plugins/iOS/UnityARKit/NativeInterface/ARSessionNative.mm:664:55: use of undeclared identifier 'ARImageAnchor'
469: ▸ ❌;  /BUILD_PATH/mycompany.myapp.mycloudbuild/temp.XXXXXX20180420-4185-9xp28k/Libraries/3rdParty/UnityARKitPlugin/Plugins/iOS/UnityARKit/NativeInterface/ARSessionNative.mm:664:69: expected expression
470: ▸ ❌;  /BUILD_PATH/mycompany.myapp.mycloudbuild/temp.XXXXXX20180420-4185-9xp28k/Libraries/3rdParty/UnityARKitPlugin/Plugins/iOS/UnityARKit/NativeInterface/ARSessionNative.mm:671:55: use of undeclared identifier 'ARImageAnchor'
471: ▸ ❌;  /BUILD_PATH/mycompany.myapp.mycloudbuild/temp.XXXXXX20180420-4185-9xp28k/Libraries/3rdParty/UnityARKitPlugin/Plugins/iOS/UnityARKit/NativeInterface/ARSessionNative.mm:671:69: expected expression
472: ▸ ❌;  /BUILD_PATH/mycompany.myapp.mycloudbuild/temp.XXXXXX20180420-4185-9xp28k/Libraries/3rdParty/UnityARKitPlugin/Plugins/iOS/UnityARKit/NativeInterface/ARSessionNative.mm:678:55: use of undeclared identifier 'ARImageAnchor'
473: ▸ ❌;  /BUILD_PATH/mycompany.myapp.mycloudbuild/temp.XXXXXX20180420-4185-9xp28k/Libraries/3rdParty/UnityARKitPlugin/Plugins/iOS/UnityARKit/NativeInterface/ARSessionNative.mm:678:69: expected expression
474: ▸ ❌;  /BUILD_PATH/mycompany.myapp.mycloudbuild/temp.XXXXXX20180420-4185-9xp28k/Libraries/3rdParty/UnityARKitPlugin/Plugins/iOS/UnityARKit/NativeInterface/ARSessionNative.mm:1054:84: use of undeclared identifier 'ARImageAnchor'
475: ▸ ❌;  /BUILD_PATH/mycompany.myapp.mycloudbuild/temp.XXXXXX20180420-4185-9xp28k/Libraries/3rdParty/UnityARKitPlugin/Plugins/iOS/UnityARKit/NativeInterface/ARSessionNative.mm:1070:15: unknown type name 'ARReferenceImage'
476: ▸ ❌;  /BUILD_PATH/mycompany.myapp.mycloudbuild/temp.XXXXXX20180420-4185-9xp28k/Libraries/3rdParty/UnityARKitPlugin/Plugins/iOS/UnityARKit/NativeInterface/ARSessionNative.mm:1070:55: use of undeclared identifier 'ARReferenceImage'
477: ▸ ❌;  /BUILD_PATH/mycompany.myapp.mycloudbuild/temp.XXXXXX20180420-4185-9xp28k/Libraries/3rdParty/UnityARKitPlugin/Plugins/iOS/UnityARKit/NativeInterface/ARSessionNative.mm:1071:16: property 'detectionImages' not found on object of type 'ARWorldTrackingConfiguration *'
478: ▸ ❌;  fatal error: too many errors emitted, stopping now [-ferror-limit=]
...
528: ❌;  /BUILD_PATH/mycompany.myapp.mycloudbuild/temp.XXXXXX20180420-4185-9xp28k/Libraries/3rdParty/UnityARKitPlugin/Plugins/iOS/UnityARKit/NativeInterface/ARSessionNative.mm:238:10: use of undeclared identifier 'ARImageAnchor'
529: ❌;  /BUILD_PATH/mycompany.myapp.mycloudbuild/temp.XXXXXX20180420-4185-9xp28k/Libraries/3rdParty/UnityARKitPlugin/Plugins/iOS/UnityARKit/NativeInterface/ARSessionNative.mm:270:16: use of undeclared identifier 'ARPlaneDetectionVertical'; did you mean 'UnityARPlaneDetectionVertical'?
530: ❌;  /BUILD_PATH/mycompany.myapp.mycloudbuild/temp.XXXXXX20180420-4185-9xp28k/Libraries/3rdParty/UnityARKitPlugin/Plugins/iOS/UnityARKit/NativeInterface/ARSessionNative.mm:301:14: use of undeclared identifier 'ARTrackingStateReasonRelocalizing'
531: ❌;  /BUILD_PATH/mycompany.myapp.mycloudbuild/temp.XXXXXX20180420-4185-9xp28k/Libraries/3rdParty/UnityARKitPlugin/Plugins/iOS/UnityARKit/NativeInterface/ARSessionNative.mm:327:21: property 'autoFocusEnabled' not found on object of type 'ARWorldTrackingConfiguration *'
532: ❌;  /BUILD_PATH/mycompany.myapp.mycloudbuild/temp.XXXXXX20180420-4185-9xp28k/Libraries/3rdParty/UnityARKitPlugin/Plugins/iOS/UnityARKit/NativeInterface/ARSessionNative.mm:330:25: property 'videoFormat' not found on object of type 'ARWorldTrackingConfiguration *'
533: ❌;  /BUILD_PATH/mycompany.myapp.mycloudbuild/temp.XXXXXX20180420-4185-9xp28k/Libraries/3rdParty/UnityARKitPlugin/Plugins/iOS/UnityARKit/NativeInterface/ARSessionNative.mm:330:49: unknown type name 'ARVideoFormat'
534: ❌;  /BUILD_PATH/mycompany.myapp.mycloudbuild/temp.XXXXXX20180420-4185-9xp28k/Libraries/3rdParty/UnityARKitPlugin/Plugins/iOS/UnityARKit/NativeInterface/ARSessionNative.mm:412:90: unknown type name 'ARPlaneGeometry'
535: ❌;  /BUILD_PATH/mycompany.myapp.mycloudbuild/temp.XXXXXX20180420-4185-9xp28k/Libraries/3rdParty/UnityARKitPlugin/Plugins/iOS/UnityARKit/NativeInterface/ARSessionNative.mm:439:88: property 'geometry' not found on object of type 'ARPlaneAnchor *'
536: ❌;  /BUILD_PATH/mycompany.myapp.mycloudbuild/temp.XXXXXX20180420-4185-9xp28k/Libraries/3rdParty/UnityARKitPlugin/Plugins/iOS/UnityARKit/NativeInterface/ARSessionNative.mm:496:92: unknown type name 'ARImageAnchor'
537: ❌;  /BUILD_PATH/mycompany.myapp.mycloudbuild/temp.XXXXXX20180420-4185-9xp28k/Libraries/3rdParty/UnityARKitPlugin/Plugins/iOS/UnityARKit/NativeInterface/ARSessionNative.mm:664:55: use of undeclared identifier 'ARImageAnchor'
538: ❌;  /BUILD_PATH/mycompany.myapp.mycloudbuild/temp.XXXXXX20180420-4185-9xp28k/Libraries/3rdParty/UnityARKitPlugin/Plugins/iOS/UnityARKit/NativeInterface/ARSessionNative.mm:664:69: expected expression
539: ❌;  /BUILD_PATH/mycompany.myapp.mycloudbuild/temp.XXXXXX20180420-4185-9xp28k/Libraries/3rdParty/UnityARKitPlugin/Plugins/iOS/UnityARKit/NativeInterface/ARSessionNative.mm:671:55: use of undeclared identifier 'ARImageAnchor'
540: ❌;  /BUILD_PATH/mycompany.myapp.mycloudbuild/temp.XXXXXX20180420-4185-9xp28k/Libraries/3rdParty/UnityARKitPlugin/Plugins/iOS/UnityARKit/NativeInterface/ARSessionNative.mm:671:69: expected expression
541: ❌;  /BUILD_PATH/mycompany.myapp.mycloudbuild/temp.XXXXXX20180420-4185-9xp28k/Libraries/3rdParty/UnityARKitPlugin/Plugins/iOS/UnityARKit/NativeInterface/ARSessionNative.mm:678:55: use of undeclared identifier 'ARImageAnchor'
542: ❌;  /BUILD_PATH/mycompany.myapp.mycloudbuild/temp.XXXXXX20180420-4185-9xp28k/Libraries/3rdParty/UnityARKitPlugin/Plugins/iOS/UnityARKit/NativeInterface/ARSessionNative.mm:678:69: expected expression
543: ❌;  /BUILD_PATH/mycompany.myapp.mycloudbuild/temp.XXXXXX20180420-4185-9xp28k/Libraries/3rdParty/UnityARKitPlugin/Plugins/iOS/UnityARKit/NativeInterface/ARSessionNative.mm:1054:84: use of undeclared identifier 'ARImageAnchor'
544: ❌;  /BUILD_PATH/mycompany.myapp.mycloudbuild/temp.XXXXXX20180420-4185-9xp28k/Libraries/3rdParty/UnityARKitPlugin/Plugins/iOS/UnityARKit/NativeInterface/ARSessionNative.mm:1070:15: unknown type name 'ARReferenceImage'
545: ❌;  /BUILD_PATH/mycompany.myapp.mycloudbuild/temp.XXXXXX20180420-4185-9xp28k/Libraries/3rdParty/UnityARKitPlugin/Plugins/iOS/UnityARKit/NativeInterface/ARSessionNative.mm:1070:55: use of undeclared identifier 'ARReferenceImage'
546: ❌;  /BUILD_PATH/mycompany.myapp.mycloudbuild/temp.XXXXXX20180420-4185-9xp28k/Libraries/3rdParty/UnityARKitPlugin/Plugins/iOS/UnityARKit/NativeInterface/ARSessionNative.mm:1071:16: property 'detectionImages' not found on object of type 'ARWorldTrackingConfiguration *'
547: ❌;  fatal error: too many errors emitted, stopping now [-ferror-limit=]
fastlane finished with errors
...
553: /BUILD_PATH/.mason/buildpacks/xcode/bin/compile:253:in `block in build': ! xcode build failed. (RuntimeError)
554: ! build of 'mycloudbuild' failed. compile failed
555: publishing finished successfully.
556: Finished: FAILURE

My build settings are iOS 11.3 and locally I’m using Xcode 9.3, thats why the builds work. The cloud build config is set to use “Latest Compatible Version”, but then the full log says its using Xcode 9.2 and iOS 11.2!?

Does Unity Cloud not yet support Xcode 9.3 and iOS 11.3?

8549: +-------------+------------------------------+
8550: |             Build environment              |
8551: +-------------+------------------------------+
8552: | xcode_path  | /APPLICATION_PATH/Xcode9_2_0.app |
8553: | gym_version | 2.76.1                       |
8554: | sdk         | iPhoneOS11.2.sdk             |
8555: +-------------+------------------------------+

The same thing is happening to me, any idea please help @anon_72444655 !!

https://forum.unity.com/threads/xcode-9-3-and-ios-11-3-for-unity-cloud.527801/#post-3471546