Adjusted treatment of timeout with absolute build number.

tools/gardening/lib/src/client.dart

 // Copyright (c) 2017, the Dart project authors.  Please see the AUTHORS file
 // for details. 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:io' hide HttpException;
 
 import 'buildbot_data.dart';
 import 'buildbot_loading.dart';
 import 'buildbot_structures.dart';
@@ skipping 14 matching lines @@
 /// Buildbot client that pulls build bot results through http.
 class HttpBuildbotClient implements BuildbotClient {
   final HttpClient _client = new HttpClient();
 
   static const int maxSkips = 3;
 
   @override
   Future<BuildResult> readResult(BuildUri buildUri) async {
     int skips = 0;
     Duration timeout;
-    if (buildUri.buildNumber < 0) {
-      timeout = new Duration(seconds: 1);
-    }
+    timeout = new Duration(seconds: 1);
 
     void skipToPreviousBuildNumber() {
       BuildUri prevBuildUri = buildUri.prev();
-      log('Skip build number on ${buildUri} -> ${prevBuildUri.buildNumber}');
+      String message =
+          'Skip build number on ${buildUri} -> ${prevBuildUri.buildNumber}';
+      // Skipping is more serious with an absolute than a relative build.
+      if (buildUri.buildNumber < 0) {
+        log(message);
+      } else {
+        print(message);
+      }
       buildUri = buildUri.prev();
     }
 
     while (true) {
       try {
         return await readBuildResultFromHttp(_client, buildUri, timeout);
       } on TimeoutException {
         if (timeout != null && skips < maxSkips) {
           skips++;
           skipToPreviousBuildNumber();
@@ skipping 65 matching lines @@
         buildUri = buildUri.withBuildNumber(buildNumber);
       }
     }
   }
 
   @override
   void close() {
     // Nothing to do.
   }
 }