Fix timeouts in standalone/io/TestRunnerTest by increasing timeout. Fix a few errors in test_runne…

tests/standalone/src/io/TestRunnerTest.dart

 // Copyright (c) 2012, 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:io");
 #import("../../../../tools/testing/dart/test_runner.dart");
 #import("../../../../tools/testing/dart/status_file_parser.dart");
 #import("../../../../tools/testing/dart/test_options.dart");
 #source("ProcessTestUtil.dart");
 
@@ skipping 42 matching lines @@
                       TestController.processCompletedTest,
                       new Set<String>.from(expectations));
 }
 
 
 void main() {
   new RunningProcess(MakeTestCase("PassTest", [PASS])).start();
   new RunningProcess(MakeTestCase("FailTest", [FAIL])).start();
   new RunningProcess(MakeTestCase("TimeoutTest", [TIMEOUT])).start();
 
-  var configuration = new TestOptionsParser().parse(['--timeout', '10'])[0];
+  // The crash test sometimes times out.  Run it with a large timeout to help
+  // diagnose the delay.
+  // The test loads a new executable, which may sometimes take a long time.
+  // It involves a wait on the VM event loop, and possible system delays.
+  var configuration = new TestOptionsParser().parse(['--timeout', '60'])[0];
   new RunningProcess(new TestCase("CrashTest",
                                   [new Command(getProcessTestFileName(),
                                                const ["0", "0", "1", "1"])],
                                   configuration,
                                   TestController.processCompletedTest,
                                   new Set<String>.from([CRASH]))).start();
   Expect.equals(4, TestController.numTests);
   // Throw must be from body of start() function for this test to work.
   Expect.throws(new RunningProcess(MakeTestCase("PassTest", [SKIP])).start);
 }