Test failures:

flutter/flutter

• flutter_build_with_compilation_error_test fails on Xcode 16 beta 3: stderr has moved to stdout #151553
  • [CP-stable]Change flutter_build_with_compilation_error_test to check stdout or stderr #153116
• Simulator builds fails on Xcode 16 beta 4 "Xcode build is missing expected TARGET_BUILD_DIR build setting." #152983
  • This will not require a cherry-pick since the PR that caused it is only in master Update minimum macOS version as needed in Swift package #152347
• [Xcode 16] Mac plugin_test_macos timing out #164902

flutter/packages

• [pigeon] Test fails to build with Xcode 16 beta 1: error: extension declares a conformance of imported type 'DataWithEnum' to imported protocol 'Equatable' #150391
• [quick_actions_ios] Xcode 16 beta 1: extension declares a conformance of imported type 'FlutterError' to imported protocols 'Error', 'Sendable' #150448
• iOS 18 simulator not found during iOS package native tests, even though simulator is present on previous step #150943
• [url_launcher] 'UIApplication' does not conform to protocol 'Launcher' with Xcode16 beta3 #151467
• Image picker tests testPickingFromGallery, testPickingWithContraintsFromGallery, and testSelectingFromGallery failed on iOS 18 beta 1 #150220
• [google_maps_flutter_ios] -[GoogleMapsUITests testUserInterface] fails on Xcode 16 beta 4: Failed to get system application, object returned was not an accessibility element: (null) #152970
• Package integration_test tests timing out  #153578
  • Issue also exists on macOS 13 and Xcode 15, so not specific to Xcode 16, and therefore not a blocker.
• Some Video playback policy tests fail on Xcode 16 #164632

flutter/engine

• -[FlutterMetalLayerTest testDealloc] is failing on Xcode 16 beta 5: ((weakLayer) == nil) failed #152990
  • This will not require a cherry-pick since the failing test only exists on main Fix retain cycle in FlutterMetalLayer engine#54119

Infra Issues:

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