Tests are failing with latest version of Flutter #9357
Description
After updating our Flutter candidate version to 15f39d189edb3ccb01d829ec7d1d882764f1b979, our integration tests have begun failing.
Example run: https://github.com/flutter/devtools/actions/runs/16680517620/job/47217979780
The key error is:
SessionNotCreatedException (500): session not created: probably user data directory is already in use, please specify a unique value for --user-data-dir argument, or don't use --user-data-dir
stack trace
FlutterDriveProcess - Launching integration_test/test/live_connection/network_screen_test.dart on Web Server in debug mode...
FlutterDriveProcess - Waiting for connection from debug service on Web Server... 38.4s
FlutterDriveProcess - integration_test/test/live_connection/network_screen_test.dart is being served at http://localhost:49494
FlutterDriveProcess - The web-server device requires the Dart Debug Chrome extension for debugging. Consider using the Chrome or Edge devices for an improved development workflow.
FlutterDriveProcess -
FlutterDriveProcess - SessionNotCreatedException (500): session not created: probably user data directory is already in use, please specify a unique value for --user-data-dir argument, or don't use --user-data-dir
FlutterDriveProcess - #0 parseW3cResponse (package:webdriver/src/handler/w3c/utils.dart:81:9)
FlutterDriveProcess - #1 W3cSessionHandler.parseCreateResponse (package:webdriver/src/handler/w3c/session.dart:19:21)
FlutterDriveProcess - #2 InferSessionHandler.parseCreateResponse (package:webdriver/src/handler/infer_handler.dart:106:34)
FlutterDriveProcess - #3 AsyncRequestClient.send (package:webdriver/src/common/request_client.dart:96:32)
FlutterDriveProcess - <asynchronous suspension>
FlutterDriveProcess - #4 createDriver (package:webdriver/async_core.dart:62:19)
FlutterDriveProcess - <asynchronous suspension>
FlutterDriveProcess - #5 WebDriverService.startTest (package:flutter_tools/src/drive/web_driver_service.dart:203:19)
FlutterDriveProcess - <asynchronous suspension>
FlutterDriveProcess - #6 DriveCommand.runCommand (package:flutter_tools/src/commands/drive.dart:377:30)
FlutterDriveProcess - <asynchronous suspension>
FlutterDriveProcess - #7 FlutterCommand.run.<anonymous closure> (package:flutter_tools/src/runner/flutter_command.dart:1560:27)
FlutterDriveProcess - <asynchronous suspension>
FlutterDriveProcess - #8 AppContext.run.<anonymous closure> (package:flutter_tools/src/base/context.dart:154:19)
FlutterDriveProcess - <asynchronous suspension>
FlutterDriveProcess - #9 CommandRunner.runCommand (package:args/command_runner.dart:212:13)
FlutterDriveProcess - <asynchronous suspension>
FlutterDriveProcess - #10 FlutterCommandRunner.runCommand.<anonymous closure> (package:flutter_tools/src/runner/flutter_command_runner.dart:494:9)
FlutterDriveProcess - <asynchronous suspension>
FlutterDriveProcess - #11 AppContext.run.<anonymous closure> (package:flutter_tools/src/base/context.dart:154:19)
FlutterDriveProcess - <asynchronous suspension>
FlutterDriveProcess - #12 FlutterCommandRunner.runCommand (package:flutter_tools/src/runner/flutter_command_runner.dart:429:5)
FlutterDriveProcess - <asynchronous suspension>
FlutterDriveProcess - #13 run.<anonymous closure>.<anonymous closure> (package:flutter_tools/runner.dart:101:11)
FlutterDriveProcess - <asynchronous suspension>
FlutterDriveProcess - #14 AppContext.run.<anonymous closure> (package:flutter_tools/src/base/context.dart:154:19)
FlutterDriveProcess - <asynchronous suspension>
FlutterDriveProcess - #15 main (package:flutter_tools/executable.dart:105:3)
FlutterDriveProcess - <asynchronous suspension>
FlutterDriveProcess -
FlutterDriveProcess - Feature flags enabled: enable-web, enable-linux-desktop, enable-macos-desktop, enable-windows-desktop, enable-android, enable-ios, cli-animations, enable-native-assets
Unhandled exception:
Exception: Error starting test app: Did not receive expected message: The Dart VM service is listening on .
Received:
[+ 51] Could not find package `app_that_uses_foo` or file `app_that_uses_foo`
[+ 52] Process exited (255)
[+ 240010] <timed out>
#0 runFlutterIntegrationTest (file:///Users/runner/work/devtools/devtools/packages/devtools_app/integration_test/test_infra/run/run_test.dart:107:9)
<asynchronous suspension>
#1 _runTest (file:///Users/runner/work/devtools/devtools/packages/devtools_app/integration_test/run_tests.dart:84:3)
<asynchronous suspension>
#2 runOneOrManyTests (package:devtools_shared/src/test/integration_test_runner.dart:354:9)
<asynchronous suspension>
#3 main (file:///Users/runner/work/devtools/devtools/packages/devtools_app/integration_test/run_tests.dart:53:3)
<asynchronous suspension>
Error: Process completed with exit code 255.
Note: Integration test needs to be resolved before we can re-enable our tests in the Flutter customer tests repo, see flutter/flutter#172037