Linux web_long_running_tests_1_5 flakes on image_loading_integration #97315

▌20:30:13▐ RUNNING: cd dev/integration_tests/web_e2e_tests; ../../../bin/flutter drive --target=test_driver/image_loading_integration.dart --browser-name=chrome --no-sound-null-safety -d web-server --debug --web-renderer=html
Running "flutter pub get" in web_e2e_tests...                    2,396ms
Launching test_driver/image_loading_integration.dart on Web Server in debug mode...
Waiting for connection from debug service on Web Server...         49.9s
test_driver/image_loading_integration.dart is being served at http://localhost:37719
The web-server device requires the Dart Debug Chrome extension for debugging. Consider using the Chrome or Edge devices for an improved development workflow.
Failure Details:
Failure in method: Image loads asset variant based on device pixel ratio
══╡ EXCEPTION CAUGHT BY FLUTTER TEST FRAMEWORK ╞═════════════════
The following TestFailure object was thrown running a test:
  Expected: <2>
  Actual: <1>

When the exception was thrown, this was the stack:
dart-sdk/lib/_internal/js_dev_runtime/private/ddc_runtime/errors.dart 251:49  throw_
packages/test_api/src/expect/async_matcher.dart.js 164:22                     fail
packages/test_api/src/expect/async_matcher.dart.js 159:12                     _expect
packages/test_api/src/expect/async_matcher.dart.js 86:12                      expect$
packages/flutter_test/src/matchers.dart.js 5099:12                            expect$
image_loading_integration.dart.js 34:23                                       <fn>
dart-sdk/lib/_internal/js_dev_runtime/patch/async_patch.dart 45:50            <fn>
dart-sdk/lib/async/zone.dart 1436:47                                          _rootRunUnary
dart-sdk/lib/async/zone.dart 1335:19                                          runUnary
dart-sdk/lib/async/future_impl.dart 160:18                                    handleValue
dart-sdk/lib/async/future_impl.dart 767:44                                    handleValueCallback
dart-sdk/lib/async/future_impl.dart 796:13                                    _propagateToListeners
dart-sdk/lib/async/future_impl.dart 602:5                                     [_completeWithValue]
dart-sdk/lib/async/future_impl.dart 640:7                                     <fn>
dart-sdk/lib/async/zone.dart 1428:13                                          _rootRun
dart-sdk/lib/async/zone.dart 1328:19                                          run
dart-sdk/lib/async/zone.dart 1236:7                                           runGuarded
dart-sdk/lib/async/zone.dart 1276:23                                          callback
dart-sdk/lib/async/schedule_microtask.dart 40:11                              _microtaskLoop
dart-sdk/lib/async/schedule_microtask.dart 49:5                               _startMicrotaskLoop
dart-sdk/lib/_internal/js_dev_runtime/patch/async_patch.dart 166:15           <fn>

The test description was:
  Image loads asset variant based on device pixel ratio
═════════════════════════════════════════════════════════════════

end of failure 1