diff --git a/dev/devicelab/bin/tasks/run_machine_concurrent_hot_reload.dart b/dev/devicelab/bin/tasks/run_machine_concurrent_hot_reload.dart
deleted file mode 100644
index e425b07f1a6..00000000000
--- a/dev/devicelab/bin/tasks/run_machine_concurrent_hot_reload.dart
+++ /dev/null
@@ -1,162 +0,0 @@
-// Copyright 2014 The Flutter Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-import 'dart:async';
-import 'dart:convert';
-import 'dart:io';
-
-import 'package:path/path.dart' as path;
-import 'package:vm_service_client/vm_service_client.dart';
-
-import 'package:flutter_devicelab/framework/adb.dart';
-import 'package:flutter_devicelab/framework/framework.dart';
-import 'package:flutter_devicelab/framework/utils.dart';
-
-void main() {
-  Map<String, dynamic> parseFlutterResponse(String line) {
-    if (line.startsWith('[') && line.endsWith(']')) {
-      try {
-        return json.decode(line)[0] as Map<String, dynamic>;
-      } catch (e) {
-        // Not valid JSON, so likely some other output that was surrounded by [brackets]
-        return null;
-      }
-    }
-    return null;
-  }
-
-  Stream<String> transformToLines(Stream<List<int>> byteStream) {
-    return byteStream.transform<String>(utf8.decoder).transform<String>(const LineSplitter());
-  }
-
-  task(() async {
-    Uri vmServiceUri;
-    String appId;
-
-    final Device device = await devices.workingDevice;
-    await device.unlock();
-    final Directory appDir =
-        dir(path.join(flutterDirectory.path, 'dev/integration_tests/ui'));
-    await inDirectory(appDir, () async {
-      final Completer<void> ready = Completer<void>();
-      bool ok;
-      print('run: starting...');
-      final Process run = await startProcess(
-        path.join(flutterDirectory.path, 'bin', 'flutter'),
-        <String>[
-          'run',
-          '--machine',
-          '--no-fast-start',
-          '-d',
-          device.deviceId,
-          'lib/commands.dart',
-        ],
-      );
-      final StreamController<String> stdout = StreamController<String>.broadcast();
-      transformToLines(run.stdout).listen((String line) {
-        print('run:stdout: $line');
-        stdout.add(line);
-        final dynamic json = parseFlutterResponse(line);
-        if (json != null) {
-          if (json['event'] == 'app.debugPort') {
-            vmServiceUri = Uri.parse(json['params']['wsUri'] as String);
-            print('service protocol connection available at $vmServiceUri');
-          } else if (json['event'] == 'app.started') {
-            appId = json['params']['appId'] as String;
-            print('application identifier is $appId');
-          }
-        }
-        if (vmServiceUri != null && appId != null && !ready.isCompleted) {
-          print('run: ready!');
-          ready.complete();
-          ok ??= true;
-        }
-      });
-      run.exitCode.then<void>((int exitCode) {
-        ok = false;
-      });
-      await Future.any<dynamic>(<Future<dynamic>>[ready.future, run.exitCode]);
-      if (!ok)
-        throw 'Failed to run test app.';
-
-      final VMServiceClient client = VMServiceClient.connect(vmServiceUri);
-
-      int id = 1;
-      Future<Map<String, dynamic>> sendRequest(String method, dynamic params) async {
-        final int requestId = id++;
-        final Completer<Map<String, dynamic>> response = Completer<Map<String, dynamic>>();
-        final StreamSubscription<String> responseSubscription = stdout.stream.listen((String line) {
-          final Map<String, dynamic> json = parseFlutterResponse(line);
-          if (json != null && json['id'] == requestId)
-            response.complete(json);
-        });
-        final Map<String, dynamic> req = <String, dynamic>{
-          'id': requestId,
-          'method': method,
-          'params': params,
-        };
-        final String jsonEncoded = json.encode(<Map<String, dynamic>>[req]);
-        print('run:stdin: $jsonEncoded');
-        run.stdin.writeln(jsonEncoded);
-        final Map<String, dynamic> result = await response.future;
-        responseSubscription.cancel();
-        return result;
-      }
-
-      print('test: sending two hot reloads...');
-      final Future<dynamic> hotReload1 = sendRequest(
-        'app.restart',
-        <String, dynamic>{'appId': appId, 'fullRestart': false},
-      );
-      final Future<dynamic> hotReload2 = sendRequest(
-        'app.restart',
-        <String, dynamic>{'appId': appId, 'fullRestart': false},
-      );
-      final Future<List<dynamic>> reloadRequests = Future.wait<dynamic>(<Future<dynamic>>[
-        hotReload1,
-        hotReload2,
-      ]);
-      final dynamic results = await Future.any<dynamic>(<Future<dynamic>>[
-        run.exitCode,
-        reloadRequests,
-      ]);
-
-      if (!ok)
-        throw 'App failed or crashed during hot reloads.';
-
-      final List<dynamic> responses = results as List<dynamic>;
-      final List<dynamic> errorResponses = responses.where(
-        (dynamic r) => r['error'] != null
-      ).toList();
-      final List<dynamic> successResponses = responses.where(
-        (dynamic r) => r['error'] == null &&
-                       r['result'] != null &&
-                       r['result']['code'] == 0
-      ).toList();
-
-      if (errorResponses.length != 1)
-        throw 'Did not receive the expected (exactly one) hot reload error response.';
-      final String errorMessage = (errorResponses.first as Map<String, dynamic>)['error'] as String;
-      if (!errorMessage.contains('in progress'))
-        throw 'Error response was not that hot reload was in progress.';
-      if (successResponses.length != 1)
-        throw 'Did not receive the expected (exactly one) successful hot reload response.';
-
-      final dynamic hotReload3 = await sendRequest(
-        'app.restart',
-        <String, dynamic>{'appId': appId, 'fullRestart': false},
-      );
-      if (hotReload3['error'] != null)
-        throw 'Received an error response from a hot reload after all other hot reloads had completed.';
-
-      sendRequest('app.stop', <String, dynamic>{'appId': appId});
-      final int result = await run.exitCode;
-      if (result != 0)
-        throw 'Received unexpected exit code $result from run process.';
-      print('test: validating that the app has in fact closed...');
-      await client.done;
-    });
-    return TaskResult.success(null);
-  });
-}
diff --git a/dev/devicelab/manifest.yaml b/dev/devicelab/manifest.yaml
index 275405f6c69..d384133ff79 100644
--- a/dev/devicelab/manifest.yaml
+++ b/dev/devicelab/manifest.yaml
@@ -346,12 +346,6 @@ tasks:
     stage: devicelab
     required_agent_capabilities: ["mac/android"]
 
-  run_machine_concurrent_hot_reload:
-    description: >
-      Runs tests of concurrent hot reload commands via flutter run --machine.
-    stage: devicelab
-    required_agent_capabilities: ["mac/android"]
-
   service_extensions_test:
     description: >
       Validates our service protocol extensions.