Crash in prettyPrintAppStateTracker in Detox 5.9.3

[Thunderbird7]

Description

Run detox with jest is not working and found crash log

Steps to Reproduce

step 1. try to run yarn test:e2e:build and then yarn test:e2e and keep observing terminal log, you will see simulation is not appear

step 2. try to run react-native run-ios instead yarn test:e2e:build and then run test:e2e you will see app is opening and crash.

Detox, Node, Device, Xcode and macOS Versions

• Detox: 5.9.3
• Node: 8.9.0
• Device: iPhone 7, iOS 11.1
• Xcode: 9.1
• macOS: Hight Sierra
• RN: 0.50.1

Device and verbose Detox logs

• found in detox.last_launch_app_log.err

2017-11-07 17:45:23.459 E2ETest[34365:1473043] ☣️ DETOX:: Detox Action Sent: invokeResult
2017-11-07 17:45:23.459 E2ETest[34365:1473043] ☣️ DETOX:: Detox Action Received: currentStatus
2017-11-07 17:45:23.472 E2ETest[34365:1473043] Uncaught exception: [<GREYAppStateTracker 0x60c00004c5a0> valueForUndefinedKey:]: this class is not key value coding-compliant for the key elementIDs.; Stack trace:
0   CoreFoundation                      0x00000001069831ab __exceptionPreprocess + 171
1   libobjc.A.dylib                     0x00000001052e6f41 objc_exception_throw + 48
2   CoreFoundation                      0x00000001069830f9 -[NSException raise] + 9
3   Foundation                          0x0000000104dd5ae6 -[NSObject(NSKeyValueCoding) valueForUndefinedKey:] + 226
4   Foundation                          0x0000000104d01500 -[NSObject(NSKeyValueCoding) valueForKey:] + 284
5   Detox                               0x0000000104bdab16 _prettyPrintAppStateTracker + 142
6   Detox                               0x0000000104bda59e __35-[EarlGreyStatistics currentStatus]_block_invoke + 358
7   CoreFoundation                      0x00000001069100bf -[__NSArrayM enumerateObjectsWithOptions:usingBlock:] + 223
8   Detox                               0x0000000104bda398 -[EarlGreyStatistics currentStatus] + 266
9   Detox                               0x0000000104be10d0 -[DetoxManager websocketDidReceiveAction:withParams:withMessageId:] + 1618
10  Detox                               0x0000000104bd935d -[WebSocket receiveAction:] + 488
11  SocketRocket                        0x0000000116f5dc61 __43-[SRWebSocket _handleFrameWithData:opCode:]_block_invoke.295 + 165
12  EarlGrey                            0x0000000116e007f4 __60-[GREYDispatchQueueTracker grey_dispatchAsyncCallWithBlock:]_block_invoke + 36
13  libdispatch.dylib                   0x000000010b17f273 _dispatch_call_block_and_release + 12
14  libdispatch.dylib                   0x000000010b1802b5 _dispatch_client_callout + 8
15  libdispatch.dylib                   0x000000010b18a496 _dispatch_main_queue_callback_4CF + 1260
16  CoreFoundation                      0x0000000106945ee9 __CFRUNLOOP_IS_SERVICING_THE_MAIN_DISPATCH_QUEUE__ + 9
17  CoreFoundation                      0x000000010690a592 __CFRunLoopRun + 2402
18  CoreFoundation                      0x00000001069099b9 CFRunLoopRunSpecific + 409
19  GraphicsServices                    0x000000010dc459c6 GSEventRunModal + 62
20  UIKit                               0x0000000108ee05e8 UIApplicationMain + 159
21  E2ETest                             0x000000010451ffcf main + 111
22  libdyld.dylib                       0x000000010b1f4d81 start + 1
23  ???                                 0x0000000000000006 0x0 + 6

Test repo

https://github.com/Thunderbird7/e2e_with_jest

[LeoNatan]

Are you using the synchronization debug? Could you disable that and see if tests work?

[LeoNatan]

Fixed.