Repository: flutter
Issue: Fix flaky `testTransparentBackground` for `webview_flutter_wkwebview`
Labels: p: webview,package,team-ecosystem,P2,triaged-ecosystem

The transparency test in `webview_flutter_wkwebview` often fails and prevents the Flutter -> packages roller from succeeding.

Failure Logs:
```
Test Case '-[FLTWebViewUITests testTransparentBackground]' started.
    t =     0.00s Start Test at 2023-04-04 14:17:48.358
    t =     0.04s Set Up
    t =     0.06s     Open dev.flutter.plugins.webviewFlutterExample
    t =     0.08s         Launch dev.flutter.plugins.webviewFlutterExample
    t =     0.51s             Setting up automation session
    t =     0.55s             Wait for dev.flutter.plugins.webviewFlutterExample to idle
    t =     1.61s Waiting 30.0s for "Show menu" Button to exist
    t =     2.68s     Checking `Expect predicate `exists == 1` for object "Show menu" Button`
    t =     2.69s         Checking existence of `"Show menu" Button`
    t =     3.02s Tap "Show menu" Button
    t =     3.02s     Wait for dev.flutter.plugins.webviewFlutterExample to idle
    t =     3.05s     Find the "Show menu" Button
    t =     3.25s     Check for interrupting elements affecting "Show menu" Button
    t =     3.37s     Synthesize event
    t =     3.78s     Wait for dev.flutter.plugins.webviewFlutterExample to idle
    t =     4.74s Waiting 30.0s for "Transparent background example" Button to exist
    t =     5.76s     Checking `Expect predicate `exists == 1` for object "Transparent background example" Button`
    t =     5.76s         Checking existence of `"Transparent background example" Button`
    t =     5.77s Tap "Transparent background example" Button
    t =     5.77s     Wait for dev.flutter.plugins.webviewFlutterExample to idle
    t =     5.79s     Find the "Transparent background example" Button
    t =     5.80s     Check for interrupting elements affecting "Transparent background example" Button
    t =     5.81s     Synthesize event
    t =     6.12s     Wait for dev.flutter.plugins.webviewFlutterExample to idle
    t =     6.88s Waiting 30.0s for "Transparent background test" StaticText to exist
    t =     7.94s     Checking `Expect predicate `exists == 1` for object "Transparent background test" StaticText`
    t =     7.94s         Checking existence of `"Transparent background test" StaticText`
/Volumes/Work/s/w/ir/x/w/packages/packages/webview_flutter/webview_flutter_wkwebview/example/ios/RunnerUITests/FLTWebViewUITests.m:84: error: -[FLTWebViewUITests testTransparentBackground] : ((CGColorEqualToColor(flutterGreenColor, centerLeftColor.CGColor)) is true) failed
    t =     9.17s Tear Down
Test Case '-[FLTWebViewUITests testTransparentBackground]' failed (9.389 seconds).
Test Suite 'FLTWebViewUITests' failed at 2023-04-04 14:17:57.744.
	 Executed 1 test, with 1 failure (0 unexpected) in 9.389 (9.390) seconds
Test Suite 'RunnerUITests.xctest' failed at 2023-04-04 14:17:57.745.
	 Executed 1 test, with 1 failure (0 unexpected) in 9.389 (9.391) seconds
Test Suite 'All tests' failed at 2023-04-04 14:17:57.745.
	 Executed 1 test, with 1 failure (0 unexpected) in 9.389 (9.393) seconds

Test session results, code coverage, and logs:
	/Users/chrome-bot/Library/Developer/Xcode/DerivedData/Runner-gobtbkgsitlgxgbndnnohkiqixxx/Logs/Test/Test-Runner-2023.04.04_14-15-58--0700.xcresult

Testing started
2023-04-04 14:15:58.112 xcodebuild[12859:84679]  DVTDownloadable: Unexpected error attempting to parse downloadable from index: Error Domain=DVTDownloadableErrors Code=16 "Unable to read in downloadable data. See underlying errors for details." UserInfo={DownloadablePlist={
    category = simulator;
    contentType = package;
    dictionaryVersion = 2;
    fileSize = 1173622072;
    hostRequirements =     {
        maxHostVersion = "12.99.0";
    };
    identifier = "com.apple.pkg.AppleTVSimulatorSDK12_4";
    name = "tvOS 12.4 Simulator";
    platform = "com.apple.platform.appletvos";
    simulatorVersion =     {
        buildUpdate = 16M567;
        version = "12.4";
    };
    source = "https://devimages-cdn.apple.com/downloads/xcode/simulators/com.apple.pkg.AppleTVSimulatorSDK12_4-12.4.1.1568665771.dmg";
    version = "12.4.1.1568665771";
}, NSLocalizedDescription=Unable to read in downloadable data. See underlying errors for details., DVTUnderlyingErrorsKey=(
    "Error Domain=DVTDownloadableErrors Code=23 \"'com.apple.platform.appletvos' is an unknown platform identifier.\" UserInfo={NSLocalizedDescription='com.apple.platform.appletvos' is an unknown platform identifier.}"
)}
2023-04-04 14:15:58.117 xcodebuild[12859:84679]  DVTDownloadable: Unexpected error attempting to parse downloadable from index: Error Domain=DVTDownloadableErrors Code=16 "Unable to read in downloadable data. See underlying errors for details." UserInfo={DownloadablePlist={
    category = simulator;
    contentType = package;
    dictionaryVersion = 2;
    fileSize = 2019561727;
    hostRequirements =     {
        excludedHostArchitectures =         (
            arm64
        );
        maxHostVersion = "12.99.0";
    };
    identifier = "com.apple.pkg.WatchSimulatorSDK6_0";
    name = "watchOS 6.0 Simulator";
    platform = "com.apple.platform.watchos";
    simulatorVersion =     {
        buildUpdate = 17R575;
        version = "6.0";
    };
    source = "https://devimages-cdn.apple.com/downloads/xcode/simulators/com.apple.pkg.WatchSimulatorSDK6_0-6.0.1.1571440502.dmg";
    version = "6.0.1.1571440502";
}, NSLocalizedDescription=Unable to read in downloadable data. See underlying errors for details., DVTUnderlyingErrorsKey=(
    "Error Domain=DVTDownloadableErrors Code=23 \"'com.apple.platform.watchos' is an unknown platform identifier.\" UserInfo={NSLocalizedDescription='com.apple.platform.watchos' is an unknown platform identifier.}"
)}
2023-04-04 14:15:58.118 xcodebuild[12859:84679]  DVTDownloadable: Unexpected error attempting to parse downloadable from index: Error Domain=DVTDownloadableErrors Code=16 "Unable to read in downloadable data. See underlying errors for details." UserInfo={DownloadablePlist={
    category = simulator;
    contentType = package;
    dictionaryVersion = 2;
    fileSize = 1527451908;
    hostRequirements =     {
        maxHostVersion = "12.99.0";
    };
    identifier = "com.apple.pkg.AppleTVSimulatorSDK13_0";
    name = "tvOS 13.0 Simulator";
    platform = "com.apple.platform.appletvos";
    simulatorVersion =     {
        buildUpdate = 17J585;
        version = "13.0";
    };
    source = "https://devimages-cdn.apple.com/downloads/xcode/simulators/com.apple.pkg.AppleTVSimulatorSDK13_0-13.0.1.1571440502.dmg";
    version = "13.0.1.1571440502";
}, NSLocalizedDescription=Unable to read in downloadable data. See underlying errors for details., DVTUnderlyingErrorsKey=(
    "Error Domain=DVTDownloadableErrors Code=23 \"'com.apple.platform.appletvos' is an unknown platform identifier.\" UserInfo={NSLocalizedDescription='com.apple.platform.appletvos' is an unknown platform identifier.}"
)}
2023-04-04 14:15:58.119 xcodebuild[12859:84679]  DVTDownloadable: Unexpected error attempting to parse downloadable from index: Error Domain=DVTDownloadableErrors Code=16 "Unable to read in downloadable data. See underlying errors for details." UserInfo={DownloadablePlist={
    category = simulator;
    contentType = package;
    dictionaryVersion = 2;
    fileSize = 1543966986;
    hostRequirements =     {
        maxHostVersion = "12.99.0";
    };
    identifier = "com.apple.pkg.AppleTVSimulatorSDK13_2";
    name = "tvOS 13.2 Simulator";
    platform = "com.apple.platform.appletvos";
    simulatorVersion =     {
        buildUpdate = 17K90;
        version = "13.2";
    };
    source = "https://devimages-cdn.apple.com/downloads/xcode/simulators/com.apple.pkg.AppleTVSimulatorSDK13_2-13.2.1.1575590084.dmg";
    version = "13.2.1.1575590084";
}, NSLocalizedDescription=Unable to read in downloadable data. See underlying errors for details., DVTUnderlyingErrorsKey=(
    "Error Domain=DVTDownloadableErrors Code=23 \"'com.apple.platform.appletvos' is an unknown platform identifier.\" UserInfo={NSLocalizedDescription='com.apple.platform.appletvos' is an unknown platform identifier.}"
)}
2023-04-04 14:15:58.119 xcodebuild[12859:84679]  DVTDownloadable: Unexpected error attempting to parse downloadable from index: Error Domain=DVTDownloadableErrors Code=16 "Unable to read in downloadable data. See underlying errors for details." UserInfo={DownloadablePlist={
    category = simulator;
    contentType = package;
    dictionaryVersion = 2;
    fileSize = 2049324382;
    hostRequirements =     {
        excludedHostArchitectures =         (
            arm64
        );
        maxHostVersion = "12.99.0";
    };
    identifier = "com.apple.pkg.WatchSimulatorSDK6_1";
    name = "watchOS 6.1.1 Simulator";
    platform = "com.apple.platform.watchos";
    simulatorVersion =     {
        buildUpdate = 17S445;
        version = "6.1.1";
    };
    source = "https://devimages-cdn.apple.com/downloads/xcode/simulators/com.apple.pkg.WatchSimulatorSDK6_1-6.1.1.1581461789.dmg";
    version = "6.1.1.1581461789";
}, NSLocalizedDescription=Unable to read in downloadable data. See underlying errors for details., DVTUnderlyingErrorsKey=(
    "Error Domain=DVTDownloadableErrors Code=23 \"'com.apple.platform.watchos' is an unknown platform identifier.\" UserInfo={NSLocalizedDescription='com.apple.platform.watchos' is an unknown platform identifier.}"
)}
2023-04-04 14:15:58.119 xcodebuild[12859:84679]  DVTDownloadable: Unexpected error attempting to parse downloadable from index: Error Domain=DVTDownloadableErrors Code=16 "Unable to read in downloadable data. See underlying errors for details." UserInfo={DownloadablePlist={
    category = simulator;
    contentType = package;
    dictionaryVersion = 2;
    fileSize = 1545942369;
    hostRequirements =     {
        maxHostVersion = "12.99.0";
    };
    identifier = "com.apple.pkg.AppleTVSimulatorSDK13_3";
    name = "tvOS 13.3 Simulator";
    platform = "com.apple.platform.appletvos";
    simulatorVersion =     {
        buildUpdate = 17K446;
        version = "13.3";
    };
    source = "https://devimages-cdn.apple.com/downloads/xcode/simulators/com.apple.pkg.AppleTVSimulatorSDK13_3-13.3.1.1580170331.dmg";
    version = "13.3.1.1580170331";
}, NSLocalizedDescription=Unable to read in downloadable data. See underlying errors for details., DVTUnderlyingErrorsKey=(
    "Error Domain=DVTDownloadableErrors Code=23 \"'com.apple.platform.appletvos' is an unknown platform identifier.\" UserInfo={NSLocalizedDescription='com.apple.platform.appletvos' is an unknown platform identifier.}"
)}
2023-04-04 14:15:58.120 xcodebuild[12859:84679]  DVTDownloadable: Unexpected error attempting to parse downloadable from index: Error Domain=DVTDownloadableErrors Code=16 "Unable to read in downloadable data. See underlying errors for details." UserInfo={DownloadablePlist={
    category = simulator;
    contentType = package;
    dictionaryVersion = 2;
    fileSize = 1587361125;
    identifier = "com.apple.pkg.AppleTVSimulatorSDK13_4";
    name = "tvOS 13.4 Simulator";
    platform = "com.apple.platform.appletvos";
    simulatorVersion =     {
        buildUpdate = 17L255;
        version = "13.4";
    };
    source = "https://devimages-cdn.apple.com/downloads/xcode/simulators/com.apple.pkg.AppleTVSimulatorSDK13_4-13.4.1.1586370836.dmg";
    version = "13.4.1.1586370836";
}, NSLocalizedDescription=Unable to read in downloadable data. See underlying errors for details., DVTUnderlyingErrorsKey=(
    "Error Domain=DVTDownloadableErrors Code=23 \"'com.apple.platform.appletvos' is an unknown platform identifier.\" UserInfo={NSLocalizedDescription='com.apple.platform.appletvos' is an unknown platform identifier.}"
)}
2023-04-04 14:15:58.121 xcodebuild[12859:84679]  DVTDownloadable: Unexpected error attempting to parse downloadable from index: Error Domain=DVTDownloadableErrors Code=16 "Unable to read in downloadable data. See underlying errors for details." UserInfo={DownloadablePlist={
    category = simulator;
    contentType = package;
    dictionaryVersion = 2;
    fileSize = 2086483296;
    hostRequirements =     {
        excludedHostArchitectures =         (
            arm64
        );
    };
    identifier = "com.apple.pkg.WatchSimulatorSDK6_2";
    name = "watchOS 6.2.1 Simulator";
    platform = "com.apple.platform.watchos";
    simulatorVersion =     {
        buildUpdate = 17T531;
        version = "6.2.1";
    };
    source = "https://devimages-cdn.apple.com/downloads/xcode/simulators/com.apple.pkg.WatchSimulatorSDK6_2-6.2.1.1592553563.dmg";
    version = "6.2.1.1592553563";
}, NSLocalizedDescription=Unable to read in downloadable data. See underlying errors for details., DVTUnderlyingErrorsKey=(
    "Error Domain=DVTDownloadableErrors Code=23 \"'com.apple.platform.watchos' is an unknown platform identifier.\" UserInfo={NSLocalizedDescription='com.apple.platform.watchos' is an unknown platform identifier.}"
)}
2023-04-04 14:15:58.122 xcodebuild[12859:84679]  DVTDownloadable: Unexpected error attempting to parse downloadable from index: Error Domain=DVTDownloadableErrors Code=16 "Unable to read in downloadable data. See underlying errors for details." UserInfo={DownloadablePlist={
    category = simulator;
    contentType = package;
    dictionaryVersion = 2;
    fileSize = 2888840554;
    identifier = "com.apple.pkg.WatchSimulatorSDK7_0";
    name = "watchOS 7.0 Simulator";
    platform = "com.apple.platform.watchos";
    simulatorVersion =     {
        buildUpdate = 18R382;
        version = "7.0";
    };
    source = "https://devimages-cdn.apple.com/downloads/xcode/simulators/com.apple.pkg.WatchSimulatorSDK7_0-7.0.1.1604100028.dmg";
    version = "7.0.1.1604100028";
}, NSLocalizedDescription=Unable to read in downloadable data. See underlying errors for details., DVTUnderlyingErrorsKey=(
    "Error Domain=DVTDownloadableErrors Code=23 \"'com.apple.platform.watchos' is an unknown platform identifier.\" UserInfo={NSLocalizedDescription='com.apple.platform.watchos' is an unknown platform identifier.}"
)}
2023-04-04 14:15:58.122 xcodebuild[12859:84679]  DVTDownloadable: Unexpected error attempting to parse downloadable from index: Error Domain=DVTDownloadableErrors Code=16 "Unable to read in downloadable data. See underlying errors for details." UserInfo={DownloadablePlist={
    category = simulator;
    contentType = package;
    dictionaryVersion = 2;
    fileSize = 2558604649;
    identifier = "com.apple.pkg.AppleTVSimulatorSDK14_0";
    name = "tvOS 14.0 Simulator";
    platform = "com.apple.platform.appletvos";
    simulatorVersion =     {
        buildUpdate = 18J383;
        version = "14.0";
    };
    source = "https://devimages-cdn.apple.com/downloads/xcode/simulators/com.apple.pkg.AppleTVSimulatorSDK14_0-14.0.1.1604100028.dmg";
    version = "14.0.1.1604100028";
}, NSLocalizedDescription=Unable to read in downloadable data. See underlying errors for details., DVTUnderlyingErrorsKey=(
    "Error Domain=DVTDownloadableErrors Code=23 \"'com.apple.platform.appletvos' is an unknown platform identifier.\" UserInfo={NSLocalizedDescription='com.apple.platform.appletvos' is an unknown platform identifier.}"
)}
2023-04-04 14:15:58.125 xcodebuild[12859:84679]  DVTDownloadable: Unexpected error attempting to parse downloadable from index: Error Domain=DVTDownloadableErrors Code=16 "Unable to read in downloadable data. See underlying errors for details." UserInfo={DownloadablePlist={
    category = simulator;
    contentType = package;
    dictionaryVersion = 2;
    fileSize = 2907714927;
    identifier = "com.apple.pkg.WatchSimulatorSDK7_1";
    name = "watchOS 7.1 Simulator";
    platform = "com.apple.platform.watchos";
    simulatorVersion =     {
        buildUpdate = 18R579;
        version = "7.1";
    };
    source = "https://devimages-cdn.apple.com/downloads/xcode/simulators/com.apple.pkg.WatchSimulatorSDK7_1-7.1.1.1605311653.dmg";
    version = "7.1.1.1605311653";
}, NSLocalizedDescription=Unable to read in downloadable data. See underlying errors for details., DVTUnderlyingErrorsKey=(
    "Error Domain=DVTDownloadableErrors Code=23 \"'com.apple.platform.watchos' is an unknown platform identifier.\" UserInfo={NSLocalizedDescription='com.apple.platform.watchos' is an unknown platform identifier.}"
)}
2023-04-04 14:15:58.125 xcodebuild[12859:84679]  DVTDownloadable: Unexpected error attempting to parse downloadable from index: Error Domain=DVTDownloadableErrors Code=16 "Unable to read in downloadable data. See underlying errors for details." UserInfo={DownloadablePlist={
    category = simulator;
    contentType = package;
    dictionaryVersion = 2;
    fileSize = 2582001001;
    identifier = "com.apple.pkg.AppleTVSimulatorSDK14_2";
    name = "tvOS 14.2 Simulator";
    platform = "com.apple.platform.appletvos";
    simulatorVersion =     {
        buildUpdate = 18K54;
        version = "14.2";
    };
    source = "https://devimages-cdn.apple.com/downloads/xcode/simulators/com.apple.pkg.AppleTVSimulatorSDK14_2-14.2.1.1605311653.dmg";
    version = "14.2.1.1605311653";
}, NSLocalizedDescription=Unable to read in downloadable data. See underlying errors for details., DVTUnderlyingErrorsKey=(
    "Error Domain=DVTDownloadableErrors Code=23 \"'com.apple.platform.appletvos' is an unknown platform identifier.\" UserInfo={NSLocalizedDescription='com.apple.platform.appletvos' is an unknown platform identifier.}"
)}
2023-04-04 14:15:58.125 xcodebuild[12859:84679]  DVTDownloadable: Unexpected error attempting to parse downloadable from index: Error Domain=DVTDownloadableErrors Code=16 "Unable to read in downloadable data. See underlying errors for details." UserInfo={DownloadablePlist={
    category = simulator;
    contentType = package;
    dictionaryVersion = 2;
    fileSize = 2641311079;
    identifier = "com.apple.pkg.AppleTVSimulatorSDK14_3";
    name = "tvOS 14.3 Simulator";
    platform = "com.apple.platform.appletvos";
    simulatorVersion =     {
        buildUpdate = 18K559;
        version = "14.3";
    };
    source = "https://devimages-cdn.apple.com/downloads/xcode/simulators/com.apple.pkg.AppleTVSimulatorSDK14_3-14.3.1.1611873653.dmg";
    version = "14.3.1.1611873653";
}, NSLocalizedDescription=Unable to read in downloadable data. See underlying errors for details., DVTUnderlyingErrorsKey=(
    "Error Domain=DVTDownloadableErrors Code=23 \"'com.apple.platform.appletvos' is an unknown platform identifier.\" UserInfo={NSLocalizedDescription='com.apple.platform.appletvos' is an unknown platform identifier.}"
)}
2023-04-04 14:15:58.125 xcodebuild[12859:84679]  DVTDownloadable: Unexpected error attempting to parse downloadable from index: Error Domain=DVTDownloadableErrors Code=16 "Unable to read in downloadable data. See underlying errors for details." UserInfo={DownloadablePlist={
    category = simulator;
    contentType = package;
    dictionaryVersion = 2;
    fileSize = 2944480613;
    identifier = "com.apple.pkg.WatchSimulatorSDK7_2";
    name = "watchOS 7.2 Simulator";
    platform = "com.apple.platform.watchos";
    simulatorVersion =     {
        buildUpdate = 18S561;
        version = "7.2";
    };
    source = "https://devimages-cdn.apple.com/downloads/xcode/simulators/com.apple.pkg.WatchSimulatorSDK7_2-7.2.1.1611873653.dmg";
    version = "7.2.1.1611873653";
}, NSLocalizedDescription=Unable to read in downloadable data. See underlying errors for details., DVTUnderlyingErrorsKey=(
    "Error Domain=DVTDownloadableErrors Code=23 \"'com.apple.platform.watchos' is an unknown platform identifier.\" UserInfo={NSLocalizedDescription='com.apple.platform.watchos' is an unknown platform identifier.}"
)}
2023-04-04 14:15:58.125 xcodebuild[12859:84679]  DVTDownloadable: Unexpected error attempting to parse downloadable from index: Error Domain=DVTDownloadableErrors Code=16 "Unable to read in downloadable data. See underlying errors for details." UserInfo={DownloadablePlist={
    category = simulator;
    contentType = package;
    dictionaryVersion = 2;
    fileSize = 2641114477;
    identifier = "com.apple.pkg.AppleTVSimulatorSDK14_4";
    name = "tvOS 14.4 Simulator";
    platform = "com.apple.platform.appletvos";
    simulatorVersion =     {
        buildUpdate = 18K802;
        version = "14.4";
    };
    source = "https://devimages-cdn.apple.com/downloads/xcode/simulators/com.apple.pkg.AppleTVSimulatorSDK14_4-14.4.1.1611903691.dmg";
    version = "14.4.1.1611903691";
}, NSLocalizedDescription=Unable to read in downloadable data. See underlying errors for details., DVTUnderlyingErrorsKey=(
    "Error Domain=DVTDownloadableErrors Code=23 \"'com.apple.platform.appletvos' is an unknown platform identifier.\" UserInfo={NSLocalizedDescription='com.apple.platform.appletvos' is an unknown platform identifier.}"
)}
2023-04-04 14:15:58.126 xcodebuild[12859:84679]  DVTDownloadable: Unexpected error attempting to parse downloadable from index: Error Domain=DVTDownloadableErrors Code=16 "Unable to read in downloadable data. See underlying errors for details." UserInfo={DownloadablePlist={
    category = simulator;
    contentType = package;
    dictionaryVersion = 2;
    fileSize = 2680763745;
    identifier = "com.apple.pkg.AppleTVSimulatorSDK14_5";
    name = "tvOS 14.5 Simulator";
    platform = "com.apple.platform.appletvos";
    simulatorVersion =     {
        buildUpdate = 18L191;
        version = "14.5";
    };
    source = "https://devimages-cdn.apple.com/downloads/xcode/simulators/com.apple.pkg.AppleTVSimulatorSDK14_5-14.5.1.1621461325.dmg";
    version = "14.5.1.1621461325";
}, NSLocalizedDescription=Unable to read in downloadable data. See underlying errors for details., DVTUnderlyingErrorsKey=(
    "Error Domain=DVTDownloadableErrors Code=23 \"'com.apple.platform.appletvos' is an unknown platform identifier.\" UserInfo={NSLocalizedDescription='com.apple.platform.appletvos' is an unknown platform identifier.}"
)}
2023-04-04 14:15:58.127 xcodebuild[12859:84679]  DVTDownloadable: Unexpected error attempting to parse downloadable from index: Error Domain=DVTDownloadableErrors Code=16 "Unable to read in downloadable data. See underlying errors for details." UserInfo={DownloadablePlist={
    category = simulator;
    contentType = package;
    dictionaryVersion = 2;
    fileSize = 2978887016;
    identifier = "com.apple.pkg.WatchSimulatorSDK7_4";
    name = "watchOS 7.4 Simulator";
    platform = "com.apple.platform.watchos";
    simulatorVersion =     {
        buildUpdate = 18T187;
        version = "7.4";
    };
    source = "https://devimages-cdn.apple.com/downloads/xcode/simulators/com.apple.pkg.WatchSimulatorSDK7_4-7.4.1.1621461325.dmg";
    version = "7.4.1.1621461325";
}, NSLocalizedDescription=Unable to read in downloadable data. See underlying errors for details., DVTUnderlyingErrorsKey=(
    "Error Domain=DVTDownloadableErrors Code=23 \"'com.apple.platform.watchos' is an unknown platform identifier.\" UserInfo={NSLocalizedDescription='com.apple.platform.watchos' is an unknown platform identifier.}"
)}
2023-04-04 14:15:58.127 xcodebuild[12859:84679]  DVTDownloadable: Unexpected error attempting to parse downloadable from index: Error Domain=DVTDownloadableErrors Code=16 "Unable to read in downloadable data. See underlying errors for details." UserInfo={DownloadablePlist={
    category = simulator;
    contentType = package;
    dictionaryVersion = 2;
    fileSize = 2885039465;
    identifier = "com.apple.pkg.AppleTVSimulatorSDK15_0";
    name = "tvOS 15.0 Simulator";
    platform = "com.apple.platform.appletvos";
    simulatorVersion =     {
        buildUpdate = 19J344;
        version = "15.0";
    };
    source = "https://devimages-cdn.apple.com/downloads/xcode/simulators/com.apple.pkg.AppleTVSimulatorSDK15_0-15.0.1.1633542405.dmg";
    version = "15.0.1.1633542405";
}, NSLocalizedDescription=Unable to read in downloadable data. See underlying errors for details., DVTUnderlyingErrorsKey=(
    "Error Domain=DVTDownloadableErrors Code=23 \"'com.apple.platform.appletvos' is an unknown platform identifier.\" UserInfo={NSLocalizedDescription='com.apple.platform.appletvos' is an unknown platform identifier.}"
)}
2023-04-04 14:15:58.127 xcodebuild[12859:84679]  DVTDownloadable: Unexpected error attempting to parse downloadable from index: Error Domain=DVTDownloadableErrors Code=16 "Unable to read in downloadable data. See underlying errors for details." UserInfo={DownloadablePlist={
    category = simulator;
    contentType = package;
    dictionaryVersion = 2;
    fileSize = 2673227110;
    identifier = "com.apple.pkg.WatchSimulatorSDK8_0";
    name = "watchOS 8.0 Simulator";
    platform = "com.apple.platform.watchos";
    simulatorVersion =     {
        buildUpdate = 19R345;
        version = "8.0";
    };
    source = "https://devimages-cdn.apple.com/downloads/xcode/simulators/com.apple.pkg.WatchSimulatorSDK8_0-8.0.1.1633542405.dmg";
    version = "8.0.1.1633542405";
}, NSLocalizedDescription=Unable to read in downloadable data. See underlying errors for details., DVTUnderlyingErrorsKey=(
    "Error Domain=DVTDownloadableErrors Code=23 \"'com.apple.platform.watchos' is an unknown platform identifier.\" UserInfo={NSLocalizedDescription='com.apple.platform.watchos' is an unknown platform identifier.}"
)}
2023-04-04 14:15:58.130 xcodebuild[12859:84679]  DVTDownloadable: Unexpected error attempting to parse downloadable from index: Error Domain=DVTDownloadableErrors Code=16 "Unable to read in downloadable data. See underlying errors for details." UserInfo={DownloadablePlist={
    category = simulator;
    contentType = package;
    dictionaryVersion = 2;
    fileSize = 2925258636;
    identifier = "com.apple.pkg.AppleTVSimulatorSDK15_2";
    name = "tvOS 15.2 Simulator";
    platform = "com.apple.platform.appletvos";
    simulatorVersion =     {
        buildUpdate = 19K50;
        version = "15.2";
    };
    source = "https://devimages-cdn.apple.com/downloads/xcode/simulators/com.apple.pkg.AppleTVSimulatorSDK15_2-15.2.1.1643410298.dmg";
    version = "15.2.1.1643410298";
}, NSLocalizedDescription=Unable to read in downloadable data. See underlying errors for details., DVTUnderlyingErrorsKey=(
    "Error Domain=DVTDownloadableErrors Code=23 \"'com.apple.platform.appletvos' is an unknown platform identifier.\" UserInfo={NSLocalizedDescription='com.apple.platform.appletvos' is an unknown platform identifier.}"
)}
2023-04-04 14:15:58.135 xcodebuild[12859:84679]  DVTDownloadable: Unexpected error attempting to parse downloadable from index: Error Domain=DVTDownloadableErrors Code=16 "Unable to read in downloadable data. See underlying errors for details." UserInfo={DownloadablePlist={
    category = simulator;
    contentType = package;
    dictionaryVersion = 2;
    fileSize = 2736423742;
    identifier = "com.apple.pkg.WatchSimulatorSDK8_3";
    name = "watchOS 8.3 Simulator";
    platform = "com.apple.platform.watchos";
    simulatorVersion =     {
        buildUpdate = 19S51;
        version = "8.3";
    };
    source = "https://devimages-cdn.apple.com/downloads/xcode/simulators/com.apple.pkg.WatchSimulatorSDK8_3-8.3.1.1643410298.dmg";
    version = "8.3.1.1643410298";
}, NSLocalizedDescription=Unable to read in downloadable data. See underlying errors for details., DVTUnderlyingErrorsKey=(
    "Error Domain=DVTDownloadableErrors Code=23 \"'com.apple.platform.watchos' is an unknown platform identifier.\" UserInfo={NSLocalizedDescription='com.apple.platform.watchos' is an unknown platform identifier.}"
)}
2023-04-04 14:15:58.135 xcodebuild[12859:84679]  DVTDownloadable: Unexpected error attempting to parse downloadable from index: Error Domain=DVTDownloadableErrors Code=16 "Unable to read in downloadable data. See underlying errors for details." UserInfo={DownloadablePlist={
    category = simulator;
    contentType = package;
    dictionaryVersion = 2;
    fileSize = 2978051897;
    identifier = "com.apple.pkg.AppleTVSimulatorSDK15_4";
    name = "tvOS 15.4 Simulator";
    platform = "com.apple.platform.appletvos";
    simulatorVersion =     {
        buildUpdate = 19L439;
        version = "15.4";
    };
    source = "https://devimages-cdn.apple.com/downloads/xcode/simulators/com.apple.pkg.AppleTVSimulatorSDK15_4-15.4.1.1650505652.dmg";
    version = "15.4.1.1650505652";
}, NSLocalizedDescription=Unable to read in downloadable data. See underlying errors for details., DVTUnderlyingErrorsKey=(
    "Error Domain=DVTDownloadableErrors Code=23 \"'com.apple.platform.appletvos' is an unknown platform identifier.\" UserInfo={NSLocalizedDescription='com.apple.platform.appletvos' is an unknown platform identifier.}"
)}
2023-04-04 14:15:58.136 xcodebuild[12859:84679]  DVTDownloadable: Unexpected error attempting to parse downloadable from index: Error Domain=DVTDownloadableErrors Code=16 "Unable to read in downloadable data. See underlying errors for details." UserInfo={DownloadablePlist={
    category = simulator;
    contentType = package;
    dictionaryVersion = 2;
    fileSize = 2761197840;
    identifier = "com.apple.pkg.WatchSimulatorSDK8_5";
    name = "watchOS 8.5 Simulator";
    platform = "com.apple.platform.watchos";
    simulatorVersion =     {
        buildUpdate = 19T241;
        version = "8.5";
    };
    source = "https://devimages-cdn.apple.com/downloads/xcode/simulators/com.apple.pkg.WatchSimulatorSDK8_5-8.5.1.1650505652.dmg";
    version = "8.5.1.1650505652";
}, NSLocalizedDescription=Unable to read in downloadable data. See underlying errors for details., DVTUnderlyingErrorsKey=(
    "Error Domain=DVTDownloadableErrors Code=23 \"'com.apple.platform.watchos' is an unknown platform identifier.\" UserInfo={NSLocalizedDescription='com.apple.platform.watchos' is an unknown platform identifier.}"
)}
2023-04-04 14:15:58.136 xcodebuild[12859:84679]  DVTDownloadable: Unexpected error attempting to parse downloadable from index: Error Domain=DVTDownloadableErrors Code=16 "Unable to read in downloadable data. See underlying errors for details." UserInfo={DownloadablePlist={
    authentication = virtual;
    category = simulator;
    contentType = diskImage;
    dictionaryVersion = 2;
    fileSize = 3304605822;
    identifier = "com.apple.dmg.AppleTVSimulatorSDK16_0";
    name = "tvOS 16 Simulator Runtime";
    platform = "com.apple.platform.appletvos";
    simulatorVersion =     {
        buildUpdate = 20J373;
        version = "16.0";
    };
    source = "https://download.developer.apple.com/Developer_Tools/tvOS_16_Simulator_Runtime/tvOS_16_Simulator_Runtime.dmg";
    version = "16.0.0.0";
}, NSLocalizedDescription=Unable to read in downloadable data. See underlying errors for details., DVTUnderlyingErrorsKey=(
    "Error Domain=DVTDownloadableErrors Code=23 \"'com.apple.platform.appletvos' is an unknown platform identifier.\" UserInfo={NSLocalizedDescription='com.apple.platform.appletvos' is an unknown platform identifier.}"
)}
2023-04-04 14:15:58.137 xcodebuild[12859:84679]  DVTDownloadable: Unexpected error attempting to parse downloadable from index: Error Domain=DVTDownloadableErrors Code=16 "Unable to read in downloadable data. See underlying errors for details." UserInfo={DownloadablePlist={
    authentication = virtual;
    category = simulator;
    contentType = diskImage;
    dictionaryVersion = 2;
    fileSize = 3604135917;
    identifier = "com.apple.dmg.WatchSimulatorSDK9_0";
    name = "watchOS 9 Simulator Runtime";
    platform = "com.apple.platform.watchos";
    simulatorVersion =     {
        buildUpdate = 20R362;
        version = "9.0";
    };
    source = "https://download.developer.apple.com/Developer_Tools/watchOS_9_Simulator_Runtime/watchOS_9_Simulator_Runtime.dmg";
    version = "9.0.0.0";
}, NSLocalizedDescription=Unable to read in downloadable data. See underlying errors for details., DVTUnderlyingErrorsKey=(
    "Error Domain=DVTDownloadableErrors Code=23 \"'com.apple.platform.watchos' is an unknown platform identifier.\" UserInfo={NSLocalizedDescription='com.apple.platform.watchos' is an unknown platform identifier.}"
)}
2023-04-04 14:15:58.139 xcodebuild[12859:84679]  DVTDownloadable: Unexpected error attempting to parse downloadable from index: Error Domain=DVTDownloadableErrors Code=16 "Unable to read in downloadable data. See underlying errors for details." UserInfo={DownloadablePlist={
    authentication = virtual;
    category = simulator;
    contentType = diskImage;
    dictionaryVersion = 2;
    fileSize = 3363890340;
    identifier = "com.apple.dmg.AppleTVSimulatorSDK16_1";
    name = "tvOS 16.1 Simulator Runtime";
    platform = "com.apple.platform.appletvos";
    simulatorVersion =     {
        buildUpdate = 20K67;
        version = "16.1";
    };
    source = "https://download.developer.apple.com/Developer_Tools/tvOS_16.1_Simulator_Runtime/tvOS_16.1_Simulator_Runtime.dmg";
    version = "16.1.0.0";
}, NSLocalizedDescription=Unable to read in downloadable data. See underlying errors for details., DVTUnderlyingErrorsKey=(
    "Error Domain=DVTDownloadableErrors Code=23 \"'com.apple.platform.appletvos' is an unknown platform identifier.\" UserInfo={NSLocalizedDescription='com.apple.platform.appletvos' is an unknown platform identifier.}"
)}
2023-04-04 14:15:58.139 xcodebuild[12859:84679]  DVTDownloadable: Unexpected error attempting to parse downloadable from index: Error Domain=DVTDownloadableErrors Code=16 "Unable to read in downloadable data. See underlying errors for details." UserInfo={DownloadablePlist={
    authentication = virtual;
    category = simulator;
    contentType = diskImage;
    dictionaryVersion = 2;
    fileSize = 3627381860;
    identifier = "com.apple.dmg.WatchSimulatorSDK9_1";
    name = "watchOS 9.1 Simulator Runtime";
    platform = "com.apple.platform.watchos";
    simulatorVersion =     {
        buildUpdate = 20S75;
        version = "9.1";
    };
    source = "https://download.developer.apple.com/Developer_Tools/watchOS_9.1_Simulator_Runtime/watchOS_9.1_Simulator_Runtime.dmg";
    version = "9.1.0.0";
}, NSLocalizedDescription=Unable to read in downloadable data. See underlying errors for details., DVTUnderlyingErrorsKey=(
    "Error Domain=DVTDownloadableErrors Code=23 \"'com.apple.platform.watchos' is an unknown platform identifier.\" UserInfo={NSLocalizedDescription='com.apple.platform.watchos' is an unknown platform identifier.}"
)}
2023-04-04 14:15:58.140 xcodebuild[12859:84679]  DVTDownloadable: Unexpected error attempting to parse downloadable from index: Error Domain=DVTDownloadableErrors Code=16 "Unable to read in downloadable data. See underlying errors for details." UserInfo={DownloadablePlist={
    authentication = virtual;
    category = simulator;
    contentType = diskImage;
    dictionaryVersion = 2;
    fileSize = 3454283291;
    identifier = "com.apple.dmg.AppleTVSimulatorSDK16_4_b1";
    name = "tvOS 16.4 Simulator Runtime Beta";
    platform = "com.apple.platform.appletvos";
    simulatorVersion =     {
        buildUpdate = 20L5463g;
        version = "16.4";
    };
    source = "https://download.developer.apple.com/Developer_Tools/tvOS_16.4_beta_Simulator_Runtime/tvOS_16.4_beta_Simulator_Runtime.dmg";
    version = "16.4.0.1";
}, NSLocalizedDescription=Unable to read in downloadable data. See underlying errors for details., DVTUnderlyingErrorsKey=(
    "Error Domain=DVTDownloadableErrors Code=23 \"'com.apple.platform.appletvos' is an unknown platform identifier.\" UserInfo={NSLocalizedDescription='com.apple.platform.appletvos' is an unknown platform identifier.}"
)}
2023-04-04 14:15:58.140 xcodebuild[12859:84679]  DVTDownloadable: Unexpected error attempting to parse downloadable from index: Error Domain=DVTDownloadableErrors Code=16 "Unable to read in downloadable data. See underlying errors for details." UserInfo={DownloadablePlist={
    authentication = virtual;
    category = simulator;
    contentType = diskImage;
    dictionaryVersion = 2;
    fileSize = 3592270240;
    identifier = "com.apple.dmg.WatchSimulatorSDK9_4_b1";
    name = "watchOS 9.4 Simulator Runtime Beta";
    platform = "com.apple.platform.watchos";
    simulatorVersion =     {
        buildUpdate = 20T5222f;
        version = "9.4";
    };
    source = "https://download.developer.apple.com/Developer_Tools/watchOS_9.4_beta_Simulator_Runtime/watchOS_9.4_beta_Simulator_Runtime.dmg";
    version = "9.4.0.1";
}, NSLocalizedDescription=Unable to read in downloadable data. See underlying errors for details., DVTUnderlyingErrorsKey=(
    "Error Domain=DVTDownloadableErrors Code=23 \"'com.apple.platform.watchos' is an unknown platform identifier.\" UserInfo={NSLocalizedDescription='com.apple.platform.watchos' is an unknown platform identifier.}"
)}
2023-04-04 14:15:58.142 xcodebuild[12859:84679]  DVTDownloadable: Unexpected error attempting to parse downloadable from index: Error Domain=DVTDownloadableErrors Code=16 "Unable to read in downloadable data. See underlying errors for details." UserInfo={DownloadablePlist={
    authentication = virtual;
    category = simulator;
    contentType = diskImage;
    dictionaryVersion = 2;
    fileSize = 3457577594;
    identifier = "com.apple.dmg.AppleTVSimulatorSDK16_4_b2";
    name = "tvOS 16.4 beta 2 Simulator Runtime";
    platform = "com.apple.platform.appletvos";
    simulatorVersion =     {
        buildUpdate = 20L5474e;
        version = "16.4";
    };
    source = "https://download.developer.apple.com/Developer_Tools/tvOS_16.4_beta_2_Simulator_Runtime/tvOS_16.4_beta_2_Simulator_Runtime.dmg";
    version = "16.4.0.2";
}, NSLocalizedDescription=Unable to read in downloadable data. See underlying errors for details., DVTUnderlyingErrorsKey=(
    "Error Domain=DVTDownloadableErrors Code=23 \"'com.apple.platform.appletvos' is an unknown platform identifier.\" UserInfo={NSLocalizedDescription='com.apple.platform.appletvos' is an unknown platform identifier.}"
)}
2023-04-04 14:15:58.142 xcodebuild[12859:84679]  DVTDownloadable: Unexpected error attempting to parse downloadable from index: Error Domain=DVTDownloadableErrors Code=16 "Unable to read in downloadable data. See underlying errors for details." UserInfo={DownloadablePlist={
    authentication = virtual;
    category = simulator;
    contentType = diskImage;
    dictionaryVersion = 2;
    fileSize = 3595537104;
    identifier = "com.apple.dmg.WatchSimulatorSDK9_4_b2";
    name = "watchOS 9.4 Simulator beta 2 Runtime";
    platform = "com.apple.platform.watchos";
    simulatorVersion =     {
        buildUpdate = 20T5233d;
        version = "9.4";
    };
    source = "https://download.developer.apple.com/Developer_Tools/watchOS_9.4_beta_2_Simulator_Runtime/watchOS_9.4_beta_2_Simulator_Runtime.dmg";
    version = "9.4.0.2";
}, NSLocalizedDescription=Unable to read in downloadable data. See underlying errors for details., DVTUnderlyingErrorsKey=(
    "Error Domain=DVTDownloadableErrors Code=23 \"'com.apple.platform.watchos' is an unknown platform identifier.\" UserInfo={NSLocalizedDescription='com.apple.platform.watchos' is an unknown platform identifier.}"
)}
2023-04-04 14:15:58.144 xcodebuild[12859:84679]  DVTDownloadable: Unexpected error attempting to parse downloadable from index: Error Domain=DVTDownloadableErrors Code=16 "Unable to read in downloadable data. See underlying errors for details." UserInfo={DownloadablePlist={
    authentication = virtual;
    category = simulator;
    contentType = diskImage;
    dictionaryVersion = 2;
    fileSize = 3456847378;
    identifier = "com.apple.dmg.AppleTVSimulatorSDK16_4_b3";
    name = "tvOS 16.4 beta 3 Simulator Runtime";
    platform = "com.apple.platform.appletvos";
    simulatorVersion =     {
        buildUpdate = 20L5489a;
        version = "16.4";
    };
    source = "https://download.developer.apple.com/Developer_Tools/tvOS_16.4_beta_3_Simulator_Runtime/tvOS_16.4_beta_3_Simulator_Runtime.dmg";
    version = "16.4.0.3";
}, NSLocalizedDescription=Unable to read in downloadable data. See underlying errors for details., DVTUnderlyingErrorsKey=(
    "Error Domain=DVTDownloadableErrors Code=23 \"'com.apple.platform.appletvos' is an unknown platform identifier.\" UserInfo={NSLocalizedDescription='com.apple.platform.appletvos' is an unknown platform identifier.}"
)}
2023-04-04 14:15:58.148 xcodebuild[12859:84679]  DVTDownloadable: Unexpected error attempting to parse downloadable from index: Error Domain=DVTDownloadableErrors Code=16 "Unable to read in downloadable data. See underlying errors for details." UserInfo={DownloadablePlist={
    authentication = virtual;
    category = simulator;
    contentType = diskImage;
    dictionaryVersion = 2;
    fileSize = 3596032773;
    identifier = "com.apple.dmg.WatchSimulatorSDK9_4_b3";
    name = "watchOS 9.4 Simulator beta 3 Runtime";
    platform = "com.apple.platform.watchos";
    simulatorVersion =     {
        buildUpdate = 20T5248a;
        version = "9.4";
    };
    source = "https://download.developer.apple.com/Developer_Tools/watchOS_9.4_beta_3_Simulator_Runtime/watchOS_9.4_beta_3_Simulator_Runtime.dmg";
    version = "9.4.0.3";
}, NSLocalizedDescription=Unable to read in downloadable data. See underlying errors for details., DVTUnderlyingErrorsKey=(
    "Error Domain=DVTDownloadableErrors Code=23 \"'com.apple.platform.watchos' is an unknown platform identifier.\" UserInfo={NSLocalizedDescription='com.apple.platform.watchos' is an unknown platform identifier.}"
)}
2023-04-04 14:15:58.149 xcodebuild[12859:84679]  DVTDownloadable: Unexpected error attempting to parse downloadable from index: Error Domain=DVTDownloadableErrors Code=16 "Unable to read in downloadable data. See underlying errors for details." UserInfo={DownloadablePlist={
    authentication = virtual;
    category = simulator;
    contentType = diskImage;
    dictionaryVersion = 2;
    fileSize = 3457045786;
    identifier = "com.apple.dmg.AppleTVSimulatorSDK16_4";
    name = "tvOS 16.4 Simulator Runtime";
    platform = "com.apple.platform.appletvos";
    simulatorVersion =     {
        buildUpdate = 20L494;
        version = "16.4";
    };
    source = "https://download.developer.apple.com/Developer_Tools/tvOS_16.4_Simulator_Runtime/tvOS_16.4_Simulator_Runtime.dmg";
    version = "16.4.0.0";
}, NSLocalizedDescription=Unable to read in downloadable data. See underlying errors for details., DVTUnderlyingErrorsKey=(
    "Error Domain=DVTDownloadableErrors Code=23 \"'com.apple.platform.appletvos' is an unknown platform identifier.\" UserInfo={NSLocalizedDescription='com.apple.platform.appletvos' is an unknown platform identifier.}"
)}
2023-04-04 14:15:58.153 xcodebuild[12859:84679]  DVTDownloadable: Unexpected error attempting to parse downloadable from index: Error Domain=DVTDownloadableErrors Code=16 "Unable to read in downloadable data. See underlying errors for details." UserInfo={DownloadablePlist={
    authentication = virtual;
    category = simulator;
    contentType = diskImage;
    dictionaryVersion = 2;
    fileSize = 3597497121;
    identifier = "com.apple.dmg.WatchSimulatorSDK9_4";
    name = "watchOS 9.4 Simulator Runtime";
    platform = "com.apple.platform.watchos";
    simulatorVersion =     {
        buildUpdate = 20T253;
        version = "9.4";
    };
    source = "https://download.developer.apple.com/Developer_Tools/watchOS_9.4_Simulator_Runtime/watchOS_9.4_Simulator_Runtime.dmg";
    version = "9.4.0.0";
}, NSLocalizedDescription=Unable to read in downloadable data. See underlying errors for details., DVTUnderlyingErrorsKey=(
    "Error Domain=DVTDownloadableErrors Code=23 \"'com.apple.platform.watchos' is an unknown platform identifier.\" UserInfo={NSLocalizedDescription='com.apple.platform.watchos' is an unknown platform identifier.}"
)}
2023-04-04 14:18:44.994 xcodebuild[12859:84677] [MT] IDETestOperationsObserverDebug: 136.548 elapsed -- Testing started completed.
2023-04-04 14:18:44.995 xcodebuild[12859:84677] [MT] IDETestOperationsObserverDebug: 0.000 sec, +0.000 sec -- start
2023-04-04 14:18:44.995 xcodebuild[12859:84677] [MT] IDETestOperationsObserverDebug: 136.548 sec, +136.548 sec -- end
Failing tests:
	-[FLTWebViewUITests testTransparentBackground]

** TEST FAILED **
```