diff --git a/.ci/flutter_master.version b/.ci/flutter_master.version
index f021cc38a7cc..3c97cdddedb9 100644
--- a/.ci/flutter_master.version
+++ b/.ci/flutter_master.version
@@ -1 +1 @@
-911aa7547ed732052f98b79f7b1584bd137bda43
+2e570ca393c844ada4d77b0210ce6a5bc20bcf82
diff --git a/packages/flutter_plugin_android_lifecycle/example/android/app/src/main/java/io/flutter/plugins/flutter_plugin_android_lifecycle_example/MainActivity.java b/packages/flutter_plugin_android_lifecycle/example/android/app/src/main/java/io/flutter/plugins/flutter_plugin_android_lifecycle_example/MainActivity.java
index 1726aecbeddb..dbf585b59842 100644
--- a/packages/flutter_plugin_android_lifecycle/example/android/app/src/main/java/io/flutter/plugins/flutter_plugin_android_lifecycle_example/MainActivity.java
+++ b/packages/flutter_plugin_android_lifecycle/example/android/app/src/main/java/io/flutter/plugins/flutter_plugin_android_lifecycle_example/MainActivity.java
@@ -6,7 +6,6 @@
 
 import android.util.Log;
 import androidx.lifecycle.Lifecycle;
-import dev.flutter.plugins.integration_test.IntegrationTestPlugin;
 import io.flutter.embedding.android.FlutterActivity;
 import io.flutter.embedding.engine.FlutterEngine;
 import io.flutter.embedding.engine.plugins.FlutterPlugin;
@@ -19,8 +18,8 @@ public class MainActivity extends FlutterActivity {
 
   @Override
   public void configureFlutterEngine(FlutterEngine flutterEngine) {
+    super.configureFlutterEngine(flutterEngine);
     flutterEngine.getPlugins().add(new TestPlugin());
-    flutterEngine.getPlugins().add(new IntegrationTestPlugin());
   }
 
   private static class TestPlugin implements FlutterPlugin, ActivityAware {
diff --git a/script/tool/lib/src/firebase_test_lab_command.dart b/script/tool/lib/src/firebase_test_lab_command.dart
index 5d2ab937c351..e430d3007afe 100644
--- a/script/tool/lib/src/firebase_test_lab_command.dart
+++ b/script/tool/lib/src/firebase_test_lab_command.dart
@@ -245,22 +245,23 @@ class FirebaseTestLabCommand extends PackageLoopingCommand {
   ///
   /// Returns true if either gradlew was already present, or the build succeeds.
   Future<bool> _ensureGradleWrapperExists(GradleProject project) async {
-    if (!project.isConfigured()) {
-      print('Running flutter build apk...');
-      final String experiment = getStringArg(kEnableExperiment);
-      final int exitCode = await processRunner.runAndStream(
-          flutterCommand,
-          <String>[
-            'build',
-            'apk',
-            '--config-only',
-            if (experiment.isNotEmpty) '--enable-experiment=$experiment',
-          ],
-          workingDir: project.androidDirectory);
-
-      if (exitCode != 0) {
-        return false;
-      }
+    // Unconditionally re-run build with --debug --config-only, to ensure that
+    // the project is in a debug state even if it was previously configured.
+    print('Running flutter build apk...');
+    final String experiment = getStringArg(kEnableExperiment);
+    final int exitCode = await processRunner.runAndStream(
+        flutterCommand,
+        <String>[
+          'build',
+          'apk',
+          '--debug',
+          '--config-only',
+          if (experiment.isNotEmpty) '--enable-experiment=$experiment',
+        ],
+        workingDir: project.androidDirectory);
+
+    if (exitCode != 0) {
+      return false;
     }
     return true;
   }
diff --git a/script/tool/test/firebase_test_lab_command_test.dart b/script/tool/test/firebase_test_lab_command_test.dart
index 067bf9cbaf58..2630402dfbd9 100644
--- a/script/tool/test/firebase_test_lab_command_test.dart
+++ b/script/tool/test/firebase_test_lab_command_test.dart
@@ -164,6 +164,14 @@ public class MainActivityTest {
       expect(
         processRunner.recordedCalls,
         orderedEquals(<ProcessCall>[
+          ProcessCall(
+              'flutter',
+              const <String>['build', 'apk', '--debug', '--config-only'],
+              plugin1
+                  .getExamples()
+                  .first
+                  .platformDirectory(FlutterPlatform.android)
+                  .path),
           ProcessCall(
               'gcloud',
               'auth activate-service-account --key-file=/path/to/key'
@@ -185,6 +193,14 @@ public class MainActivityTest {
               'firebase test android run --type instrumentation --app build/app/outputs/apk/debug/app-debug.apk --test build/app/outputs/apk/androidTest/debug/app-debug-androidTest.apk --timeout 7m --results-bucket=gs://a_bucket --results-dir=plugins_android_test/plugin1/buildId/testRunId/example/0/ --device model=redfin,version=30 --device model=seoul,version=26'
                   .split(' '),
               '/packages/plugin1/example'),
+          ProcessCall(
+              'flutter',
+              const <String>['build', 'apk', '--debug', '--config-only'],
+              plugin2
+                  .getExamples()
+                  .first
+                  .platformDirectory(FlutterPlatform.android)
+                  .path),
           ProcessCall(
               '/packages/plugin2/example/android/gradlew',
               'app:assembleAndroidTest -Pverbose=true'.split(' '),
@@ -245,6 +261,14 @@ public class MainActivityTest {
       expect(
         processRunner.recordedCalls,
         orderedEquals(<ProcessCall>[
+          ProcessCall(
+              'flutter',
+              const <String>['build', 'apk', '--debug', '--config-only'],
+              plugin
+                  .getExamples()
+                  .first
+                  .platformDirectory(FlutterPlatform.android)
+                  .path),
           ProcessCall(
               '/packages/plugin/example/android/gradlew',
               'app:assembleAndroidTest -Pverbose=true'.split(' '),
@@ -669,8 +693,12 @@ class MainActivityTest {
         orderedEquals(<ProcessCall>[
           ProcessCall(
             'flutter',
-            'build apk --config-only'.split(' '),
-            '/packages/plugin/example/android',
+            'build apk --debug --config-only'.split(' '),
+            plugin
+                .getExamples()
+                .first
+                .platformDirectory(FlutterPlatform.android)
+                .path,
           ),
           ProcessCall(
               '/packages/plugin/example/android/gradlew',
@@ -841,6 +869,20 @@ class MainActivityTest {
       expect(
         processRunner.recordedCalls,
         orderedEquals(<ProcessCall>[
+          ProcessCall(
+              'flutter',
+              const <String>[
+                'build',
+                'apk',
+                '--debug',
+                '--config-only',
+                '--enable-experiment=exp1'
+              ],
+              plugin
+                  .getExamples()
+                  .first
+                  .platformDirectory(FlutterPlatform.android)
+                  .path),
           ProcessCall(
               '/packages/plugin/example/android/gradlew',
               'app:assembleAndroidTest -Pverbose=true -Pextra-front-end-options=--enable-experiment%3Dexp1 -Pextra-gen-snapshot-options=--enable-experiment%3Dexp1'