Prepare for `build_runner` changes. (#2633)

* Prepare for `build_runner` changes.

* Fix test.

* Revert build_verify override.
diff --git a/fixtures/_experimentSound/pubspec.yaml b/fixtures/_experimentSound/pubspec.yaml
index 12760da..5733fc9 100644
--- a/fixtures/_experimentSound/pubspec.yaml
+++ b/fixtures/_experimentSound/pubspec.yaml
@@ -14,3 +14,49 @@
 dev_dependencies:
   build_runner: ^2.4.0
   build_web_compilers: ^4.0.4
+dependency_overrides:
+  build:
+    git:
+      url: https://github.com/dart-lang/build
+      path: build
+      ref: 855dbe5e568aa1f049f19c400afdfe2b35066640
+  build_config:
+    git:
+      url: https://github.com/dart-lang/build
+      path: build_config
+      ref: 855dbe5e568aa1f049f19c400afdfe2b35066640
+  build_daemon:
+    git:
+      url: https://github.com/dart-lang/build
+      path: build_daemon
+      ref: 855dbe5e568aa1f049f19c400afdfe2b35066640
+  build_modules:
+    git:
+      url: https://github.com/dart-lang/build
+      path: build_modules
+      ref: 855dbe5e568aa1f049f19c400afdfe2b35066640
+  build_resolvers:
+    git:
+      url: https://github.com/dart-lang/build
+      path: build_resolvers
+      ref: 855dbe5e568aa1f049f19c400afdfe2b35066640
+  build_runner:
+    git:
+      url: https://github.com/dart-lang/build
+      path: build_runner
+      ref: 855dbe5e568aa1f049f19c400afdfe2b35066640
+  build_runner_core:
+    git:
+      url: https://github.com/dart-lang/build
+      path: build_runner_core
+      ref: 855dbe5e568aa1f049f19c400afdfe2b35066640
+  build_test:
+    git:
+      url: https://github.com/dart-lang/build
+      path: build_test
+      ref: 855dbe5e568aa1f049f19c400afdfe2b35066640
+  build_web_compilers:
+    git:
+      url: https://github.com/dart-lang/build
+      path: build_web_compilers
+      ref: 855dbe5e568aa1f049f19c400afdfe2b35066640
diff --git a/fixtures/_testCircular1Sound/pubspec.yaml b/fixtures/_testCircular1Sound/pubspec.yaml
index f5c9f5e..2f7fe4c 100644
--- a/fixtures/_testCircular1Sound/pubspec.yaml
+++ b/fixtures/_testCircular1Sound/pubspec.yaml
@@ -17,3 +17,49 @@
   build_runner: ^2.4.0
   build_web_compilers: ^4.0.4
 
+dependency_overrides:
+  build:
+    git:
+      url: https://github.com/dart-lang/build
+      path: build
+      ref: 855dbe5e568aa1f049f19c400afdfe2b35066640
+  build_config:
+    git:
+      url: https://github.com/dart-lang/build
+      path: build_config
+      ref: 855dbe5e568aa1f049f19c400afdfe2b35066640
+  build_daemon:
+    git:
+      url: https://github.com/dart-lang/build
+      path: build_daemon
+      ref: 855dbe5e568aa1f049f19c400afdfe2b35066640
+  build_modules:
+    git:
+      url: https://github.com/dart-lang/build
+      path: build_modules
+      ref: 855dbe5e568aa1f049f19c400afdfe2b35066640
+  build_resolvers:
+    git:
+      url: https://github.com/dart-lang/build
+      path: build_resolvers
+      ref: 855dbe5e568aa1f049f19c400afdfe2b35066640
+  build_runner:
+    git:
+      url: https://github.com/dart-lang/build
+      path: build_runner
+      ref: 855dbe5e568aa1f049f19c400afdfe2b35066640
+  build_runner_core:
+    git:
+      url: https://github.com/dart-lang/build
+      path: build_runner_core
+      ref: 855dbe5e568aa1f049f19c400afdfe2b35066640
+  build_test:
+    git:
+      url: https://github.com/dart-lang/build
+      path: build_test
+      ref: 855dbe5e568aa1f049f19c400afdfe2b35066640
+  build_web_compilers:
+    git:
+      url: https://github.com/dart-lang/build
+      path: build_web_compilers
+      ref: 855dbe5e568aa1f049f19c400afdfe2b35066640
diff --git a/fixtures/_testCircular2Sound/pubspec.yaml b/fixtures/_testCircular2Sound/pubspec.yaml
index c60a496..a0735a0 100644
--- a/fixtures/_testCircular2Sound/pubspec.yaml
+++ b/fixtures/_testCircular2Sound/pubspec.yaml
@@ -15,3 +15,49 @@
   build_runner: ^2.4.0
   build_web_compilers: ^4.0.4
 
+dependency_overrides:
+  build:
+    git:
+      url: https://github.com/dart-lang/build
+      path: build
+      ref: 855dbe5e568aa1f049f19c400afdfe2b35066640
+  build_config:
+    git:
+      url: https://github.com/dart-lang/build
+      path: build_config
+      ref: 855dbe5e568aa1f049f19c400afdfe2b35066640
+  build_daemon:
+    git:
+      url: https://github.com/dart-lang/build
+      path: build_daemon
+      ref: 855dbe5e568aa1f049f19c400afdfe2b35066640
+  build_modules:
+    git:
+      url: https://github.com/dart-lang/build
+      path: build_modules
+      ref: 855dbe5e568aa1f049f19c400afdfe2b35066640
+  build_resolvers:
+    git:
+      url: https://github.com/dart-lang/build
+      path: build_resolvers
+      ref: 855dbe5e568aa1f049f19c400afdfe2b35066640
+  build_runner:
+    git:
+      url: https://github.com/dart-lang/build
+      path: build_runner
+      ref: 855dbe5e568aa1f049f19c400afdfe2b35066640
+  build_runner_core:
+    git:
+      url: https://github.com/dart-lang/build
+      path: build_runner_core
+      ref: 855dbe5e568aa1f049f19c400afdfe2b35066640
+  build_test:
+    git:
+      url: https://github.com/dart-lang/build
+      path: build_test
+      ref: 855dbe5e568aa1f049f19c400afdfe2b35066640
+  build_web_compilers:
+    git:
+      url: https://github.com/dart-lang/build
+      path: build_web_compilers
+      ref: 855dbe5e568aa1f049f19c400afdfe2b35066640
diff --git a/fixtures/_testHotReload/pubspec.yaml b/fixtures/_testHotReload/pubspec.yaml
index 3354b80..8520a6d 100644
--- a/fixtures/_testHotReload/pubspec.yaml
+++ b/fixtures/_testHotReload/pubspec.yaml
@@ -7,3 +7,49 @@
 environment:
   sdk: ^3.7.0
 
+dependency_overrides:
+  build:
+    git:
+      url: https://github.com/dart-lang/build
+      path: build
+      ref: 855dbe5e568aa1f049f19c400afdfe2b35066640
+  build_config:
+    git:
+      url: https://github.com/dart-lang/build
+      path: build_config
+      ref: 855dbe5e568aa1f049f19c400afdfe2b35066640
+  build_daemon:
+    git:
+      url: https://github.com/dart-lang/build
+      path: build_daemon
+      ref: 855dbe5e568aa1f049f19c400afdfe2b35066640
+  build_modules:
+    git:
+      url: https://github.com/dart-lang/build
+      path: build_modules
+      ref: 855dbe5e568aa1f049f19c400afdfe2b35066640
+  build_resolvers:
+    git:
+      url: https://github.com/dart-lang/build
+      path: build_resolvers
+      ref: 855dbe5e568aa1f049f19c400afdfe2b35066640
+  build_runner:
+    git:
+      url: https://github.com/dart-lang/build
+      path: build_runner
+      ref: 855dbe5e568aa1f049f19c400afdfe2b35066640
+  build_runner_core:
+    git:
+      url: https://github.com/dart-lang/build
+      path: build_runner_core
+      ref: 855dbe5e568aa1f049f19c400afdfe2b35066640
+  build_test:
+    git:
+      url: https://github.com/dart-lang/build
+      path: build_test
+      ref: 855dbe5e568aa1f049f19c400afdfe2b35066640
+  build_web_compilers:
+    git:
+      url: https://github.com/dart-lang/build
+      path: build_web_compilers
+      ref: 855dbe5e568aa1f049f19c400afdfe2b35066640
diff --git a/fixtures/_testHotRestart1Sound/pubspec.yaml b/fixtures/_testHotRestart1Sound/pubspec.yaml
index 0bfea2e..e20c45c 100644
--- a/fixtures/_testHotRestart1Sound/pubspec.yaml
+++ b/fixtures/_testHotRestart1Sound/pubspec.yaml
@@ -15,3 +15,49 @@
   build_runner: ^2.4.0
   build_web_compilers: ^4.0.4
 
+dependency_overrides:
+  build:
+    git:
+      url: https://github.com/dart-lang/build
+      path: build
+      ref: 855dbe5e568aa1f049f19c400afdfe2b35066640
+  build_config:
+    git:
+      url: https://github.com/dart-lang/build
+      path: build_config
+      ref: 855dbe5e568aa1f049f19c400afdfe2b35066640
+  build_daemon:
+    git:
+      url: https://github.com/dart-lang/build
+      path: build_daemon
+      ref: 855dbe5e568aa1f049f19c400afdfe2b35066640
+  build_modules:
+    git:
+      url: https://github.com/dart-lang/build
+      path: build_modules
+      ref: 855dbe5e568aa1f049f19c400afdfe2b35066640
+  build_resolvers:
+    git:
+      url: https://github.com/dart-lang/build
+      path: build_resolvers
+      ref: 855dbe5e568aa1f049f19c400afdfe2b35066640
+  build_runner:
+    git:
+      url: https://github.com/dart-lang/build
+      path: build_runner
+      ref: 855dbe5e568aa1f049f19c400afdfe2b35066640
+  build_runner_core:
+    git:
+      url: https://github.com/dart-lang/build
+      path: build_runner_core
+      ref: 855dbe5e568aa1f049f19c400afdfe2b35066640
+  build_test:
+    git:
+      url: https://github.com/dart-lang/build
+      path: build_test
+      ref: 855dbe5e568aa1f049f19c400afdfe2b35066640
+  build_web_compilers:
+    git:
+      url: https://github.com/dart-lang/build
+      path: build_web_compilers
+      ref: 855dbe5e568aa1f049f19c400afdfe2b35066640
diff --git a/fixtures/_testHotRestart2Sound/pubspec.yaml b/fixtures/_testHotRestart2Sound/pubspec.yaml
index f0967ff..ebaa69a 100644
--- a/fixtures/_testHotRestart2Sound/pubspec.yaml
+++ b/fixtures/_testHotRestart2Sound/pubspec.yaml
@@ -17,3 +17,49 @@
   build_runner: ^2.4.0
   build_web_compilers: ^4.0.4
 
+dependency_overrides:
+  build:
+    git:
+      url: https://github.com/dart-lang/build
+      path: build
+      ref: 855dbe5e568aa1f049f19c400afdfe2b35066640
+  build_config:
+    git:
+      url: https://github.com/dart-lang/build
+      path: build_config
+      ref: 855dbe5e568aa1f049f19c400afdfe2b35066640
+  build_daemon:
+    git:
+      url: https://github.com/dart-lang/build
+      path: build_daemon
+      ref: 855dbe5e568aa1f049f19c400afdfe2b35066640
+  build_modules:
+    git:
+      url: https://github.com/dart-lang/build
+      path: build_modules
+      ref: 855dbe5e568aa1f049f19c400afdfe2b35066640
+  build_resolvers:
+    git:
+      url: https://github.com/dart-lang/build
+      path: build_resolvers
+      ref: 855dbe5e568aa1f049f19c400afdfe2b35066640
+  build_runner:
+    git:
+      url: https://github.com/dart-lang/build
+      path: build_runner
+      ref: 855dbe5e568aa1f049f19c400afdfe2b35066640
+  build_runner_core:
+    git:
+      url: https://github.com/dart-lang/build
+      path: build_runner_core
+      ref: 855dbe5e568aa1f049f19c400afdfe2b35066640
+  build_test:
+    git:
+      url: https://github.com/dart-lang/build
+      path: build_test
+      ref: 855dbe5e568aa1f049f19c400afdfe2b35066640
+  build_web_compilers:
+    git:
+      url: https://github.com/dart-lang/build
+      path: build_web_compilers
+      ref: 855dbe5e568aa1f049f19c400afdfe2b35066640
diff --git a/fixtures/_testHotRestartBreakpoints/pubspec.yaml b/fixtures/_testHotRestartBreakpoints/pubspec.yaml
index 12a48a5..cf3b818 100644
--- a/fixtures/_testHotRestartBreakpoints/pubspec.yaml
+++ b/fixtures/_testHotRestartBreakpoints/pubspec.yaml
@@ -7,3 +7,49 @@
 environment:
   sdk: ^3.7.0
 
+dependency_overrides:
+  build:
+    git:
+      url: https://github.com/dart-lang/build
+      path: build
+      ref: 855dbe5e568aa1f049f19c400afdfe2b35066640
+  build_config:
+    git:
+      url: https://github.com/dart-lang/build
+      path: build_config
+      ref: 855dbe5e568aa1f049f19c400afdfe2b35066640
+  build_daemon:
+    git:
+      url: https://github.com/dart-lang/build
+      path: build_daemon
+      ref: 855dbe5e568aa1f049f19c400afdfe2b35066640
+  build_modules:
+    git:
+      url: https://github.com/dart-lang/build
+      path: build_modules
+      ref: 855dbe5e568aa1f049f19c400afdfe2b35066640
+  build_resolvers:
+    git:
+      url: https://github.com/dart-lang/build
+      path: build_resolvers
+      ref: 855dbe5e568aa1f049f19c400afdfe2b35066640
+  build_runner:
+    git:
+      url: https://github.com/dart-lang/build
+      path: build_runner
+      ref: 855dbe5e568aa1f049f19c400afdfe2b35066640
+  build_runner_core:
+    git:
+      url: https://github.com/dart-lang/build
+      path: build_runner_core
+      ref: 855dbe5e568aa1f049f19c400afdfe2b35066640
+  build_test:
+    git:
+      url: https://github.com/dart-lang/build
+      path: build_test
+      ref: 855dbe5e568aa1f049f19c400afdfe2b35066640
+  build_web_compilers:
+    git:
+      url: https://github.com/dart-lang/build
+      path: build_web_compilers
+      ref: 855dbe5e568aa1f049f19c400afdfe2b35066640
diff --git a/fixtures/_testPackageSound/pubspec.yaml b/fixtures/_testPackageSound/pubspec.yaml
index 965cc97..448515e 100644
--- a/fixtures/_testPackageSound/pubspec.yaml
+++ b/fixtures/_testPackageSound/pubspec.yaml
@@ -15,3 +15,49 @@
   build_runner: ^2.4.0
   build_web_compilers: ^4.0.4
 
+dependency_overrides:
+  build:
+    git:
+      url: https://github.com/dart-lang/build
+      path: build
+      ref: 855dbe5e568aa1f049f19c400afdfe2b35066640
+  build_config:
+    git:
+      url: https://github.com/dart-lang/build
+      path: build_config
+      ref: 855dbe5e568aa1f049f19c400afdfe2b35066640
+  build_daemon:
+    git:
+      url: https://github.com/dart-lang/build
+      path: build_daemon
+      ref: 855dbe5e568aa1f049f19c400afdfe2b35066640
+  build_modules:
+    git:
+      url: https://github.com/dart-lang/build
+      path: build_modules
+      ref: 855dbe5e568aa1f049f19c400afdfe2b35066640
+  build_resolvers:
+    git:
+      url: https://github.com/dart-lang/build
+      path: build_resolvers
+      ref: 855dbe5e568aa1f049f19c400afdfe2b35066640
+  build_runner:
+    git:
+      url: https://github.com/dart-lang/build
+      path: build_runner
+      ref: 855dbe5e568aa1f049f19c400afdfe2b35066640
+  build_runner_core:
+    git:
+      url: https://github.com/dart-lang/build
+      path: build_runner_core
+      ref: 855dbe5e568aa1f049f19c400afdfe2b35066640
+  build_test:
+    git:
+      url: https://github.com/dart-lang/build
+      path: build_test
+      ref: 855dbe5e568aa1f049f19c400afdfe2b35066640
+  build_web_compilers:
+    git:
+      url: https://github.com/dart-lang/build
+      path: build_web_compilers
+      ref: 855dbe5e568aa1f049f19c400afdfe2b35066640
diff --git a/fixtures/_testSound/pubspec.yaml b/fixtures/_testSound/pubspec.yaml
index 59c75eb..f690af8 100644
--- a/fixtures/_testSound/pubspec.yaml
+++ b/fixtures/_testSound/pubspec.yaml
@@ -15,3 +15,49 @@
   build_runner: ^2.4.0
   build_web_compilers: ^4.0.4
 
+dependency_overrides:
+  build:
+    git:
+      url: https://github.com/dart-lang/build
+      path: build
+      ref: 855dbe5e568aa1f049f19c400afdfe2b35066640
+  build_config:
+    git:
+      url: https://github.com/dart-lang/build
+      path: build_config
+      ref: 855dbe5e568aa1f049f19c400afdfe2b35066640
+  build_daemon:
+    git:
+      url: https://github.com/dart-lang/build
+      path: build_daemon
+      ref: 855dbe5e568aa1f049f19c400afdfe2b35066640
+  build_modules:
+    git:
+      url: https://github.com/dart-lang/build
+      path: build_modules
+      ref: 855dbe5e568aa1f049f19c400afdfe2b35066640
+  build_resolvers:
+    git:
+      url: https://github.com/dart-lang/build
+      path: build_resolvers
+      ref: 855dbe5e568aa1f049f19c400afdfe2b35066640
+  build_runner:
+    git:
+      url: https://github.com/dart-lang/build
+      path: build_runner
+      ref: 855dbe5e568aa1f049f19c400afdfe2b35066640
+  build_runner_core:
+    git:
+      url: https://github.com/dart-lang/build
+      path: build_runner_core
+      ref: 855dbe5e568aa1f049f19c400afdfe2b35066640
+  build_test:
+    git:
+      url: https://github.com/dart-lang/build
+      path: build_test
+      ref: 855dbe5e568aa1f049f19c400afdfe2b35066640
+  build_web_compilers:
+    git:
+      url: https://github.com/dart-lang/build
+      path: build_web_compilers
+      ref: 855dbe5e568aa1f049f19c400afdfe2b35066640
diff --git a/fixtures/_webdevSoundSmoke/pubspec.yaml b/fixtures/_webdevSoundSmoke/pubspec.yaml
index edf964a..eeeb181 100644
--- a/fixtures/_webdevSoundSmoke/pubspec.yaml
+++ b/fixtures/_webdevSoundSmoke/pubspec.yaml
@@ -9,3 +9,49 @@
 dev_dependencies:
   build_runner: ^2.4.0
   build_web_compilers: ^4.0.4
+dependency_overrides:
+  build:
+    git:
+      url: https://github.com/dart-lang/build
+      path: build
+      ref: 855dbe5e568aa1f049f19c400afdfe2b35066640
+  build_config:
+    git:
+      url: https://github.com/dart-lang/build
+      path: build_config
+      ref: 855dbe5e568aa1f049f19c400afdfe2b35066640
+  build_daemon:
+    git:
+      url: https://github.com/dart-lang/build
+      path: build_daemon
+      ref: 855dbe5e568aa1f049f19c400afdfe2b35066640
+  build_modules:
+    git:
+      url: https://github.com/dart-lang/build
+      path: build_modules
+      ref: 855dbe5e568aa1f049f19c400afdfe2b35066640
+  build_resolvers:
+    git:
+      url: https://github.com/dart-lang/build
+      path: build_resolvers
+      ref: 855dbe5e568aa1f049f19c400afdfe2b35066640
+  build_runner:
+    git:
+      url: https://github.com/dart-lang/build
+      path: build_runner
+      ref: 855dbe5e568aa1f049f19c400afdfe2b35066640
+  build_runner_core:
+    git:
+      url: https://github.com/dart-lang/build
+      path: build_runner_core
+      ref: 855dbe5e568aa1f049f19c400afdfe2b35066640
+  build_test:
+    git:
+      url: https://github.com/dart-lang/build
+      path: build_test
+      ref: 855dbe5e568aa1f049f19c400afdfe2b35066640
+  build_web_compilers:
+    git:
+      url: https://github.com/dart-lang/build
+      path: build_web_compilers
+      ref: 855dbe5e568aa1f049f19c400afdfe2b35066640
diff --git a/webdev/pubspec.yaml b/webdev/pubspec.yaml
index 591ff22..4390424 100644
--- a/webdev/pubspec.yaml
+++ b/webdev/pubspec.yaml
@@ -55,3 +55,49 @@
 
 executables:
   webdev:
+dependency_overrides:
+  build:
+    git:
+      url: https://github.com/dart-lang/build
+      path: build
+      ref: 855dbe5e568aa1f049f19c400afdfe2b35066640
+  build_config:
+    git:
+      url: https://github.com/dart-lang/build
+      path: build_config
+      ref: 855dbe5e568aa1f049f19c400afdfe2b35066640
+  build_daemon:
+    git:
+      url: https://github.com/dart-lang/build
+      path: build_daemon
+      ref: 855dbe5e568aa1f049f19c400afdfe2b35066640
+  build_modules:
+    git:
+      url: https://github.com/dart-lang/build
+      path: build_modules
+      ref: 855dbe5e568aa1f049f19c400afdfe2b35066640
+  build_resolvers:
+    git:
+      url: https://github.com/dart-lang/build
+      path: build_resolvers
+      ref: 855dbe5e568aa1f049f19c400afdfe2b35066640
+  build_runner:
+    git:
+      url: https://github.com/dart-lang/build
+      path: build_runner
+      ref: 855dbe5e568aa1f049f19c400afdfe2b35066640
+  build_runner_core:
+    git:
+      url: https://github.com/dart-lang/build
+      path: build_runner_core
+      ref: 855dbe5e568aa1f049f19c400afdfe2b35066640
+  build_test:
+    git:
+      url: https://github.com/dart-lang/build
+      path: build_test
+      ref: 855dbe5e568aa1f049f19c400afdfe2b35066640
+  build_web_compilers:
+    git:
+      url: https://github.com/dart-lang/build
+      path: build_web_compilers
+      ref: 855dbe5e568aa1f049f19c400afdfe2b35066640
diff --git a/webdev/test/e2e_test.dart b/webdev/test/e2e_test.dart
index 4a4e4a5..b8fbc01 100644
--- a/webdev/test/e2e_test.dart
+++ b/webdev/test/e2e_test.dart
@@ -88,13 +88,11 @@
 
     await expectLater(
         process.stdout,
-        emitsThrough(
-            contains('Unable to create merged directory at ${d.sandbox}.')));
-    await expectLater(
-        process.stdout,
-        emitsThrough(
-            'Choose a different directory or delete the contents of that '
-            'directory.'));
+        emitsThrough(contains(
+          'Unable to create merged directory ${d.sandbox}. '
+          'Choose a different directory or delete the contents of that '
+          'directory.',
+        )));
 
     await process.shouldExit(isNot(0));
   });
@@ -113,7 +111,7 @@
       final process = await testRunner.runWebDev(args,
           workingDirectory: soundExampleDirectory);
 
-      await checkProcessStdout(process, ['Writing asset manifest completed']);
+      await checkProcessStdout(process, ['Built with build_runner']);
       await process.shouldExit(0);
     },
     // https://github.com/dart-lang/webdev/issues/2489,
@@ -133,7 +131,7 @@
           final process = await testRunner.runWebDev(args,
               workingDirectory: soundExampleDirectory);
 
-          final expectedItems = <Object>['Writing asset manifest completed'];
+          final expectedItems = <Object>['Built with build_runner'];
 
           await checkProcessStdout(process, expectedItems);
           await process.shouldExit(0);
@@ -166,7 +164,7 @@
         final process = await testRunner.runWebDev(args,
             workingDirectory: soundExampleDirectory);
 
-        final expectedItems = <Object>['Writing asset manifest completed'];
+        final expectedItems = <Object>['Built with build_runner'];
 
         await checkProcessStdout(process, expectedItems);
         await process.shouldExit(0);
@@ -189,9 +187,7 @@
         final process = await testRunner.runWebDev(args,
             workingDirectory: soundExampleDirectory);
 
-        final expectedItems = <Object>[
-          'Caching finalized dependency graph completed'
-        ];
+        final expectedItems = <Object>['Built with build_runner'];
 
         await checkProcessStdout(process, expectedItems);
         await process.shouldExit(0);
@@ -218,9 +214,7 @@
 
         // Wait for the initial build to finish.
         await expectLater(
-            process.stdout,
-            emitsThrough(
-                contains('Caching finalized dependency graph completed')));
+            process.stdout, emitsThrough(contains('Built with build_runner')));
 
         final client = HttpClient();
 
diff --git a/webdev/test/tls_test.dart b/webdev/test/tls_test.dart
index 43a95e8..4aac118 100644
--- a/webdev/test/tls_test.dart
+++ b/webdev/test/tls_test.dart
@@ -57,7 +57,8 @@
 
       final process =
           await testRunner.runWebDev(args, workingDirectory: exampleDirectory);
-      await expectLater(process.stdout, emitsThrough(contains('Succeeded')));
+      await expectLater(
+          process.stdout, emitsThrough(contains('Built with build_runner')));
 
       final client = HttpClient()
         ..badCertificateCallback = (_, __, ___) => true;
@@ -86,7 +87,8 @@
 
       final process =
           await testRunner.runWebDev(args, workingDirectory: exampleDirectory);
-      await expectLater(process.stdout, emitsThrough(contains('Succeeded')));
+      await expectLater(
+          process.stdout, emitsThrough(contains('Built with build_runner')));
 
       final interfaces = await NetworkInterface.list(
         type: InternetAddressType.IPv4,