$ colordiff -u success.txt failure.txt 
--- success.txt	2014-01-28 18:23:21.000000000 +0100
+++ failure.txt	2014-01-28 18:23:36.000000000 +0100
@@ -1,10 +1,10 @@
 Started by timer
-Building remotely on s-9f286867 in workspace /scratch/jenkins/workspace/browsertests-en.wikipedia.beta.wmflabs.org-linux-chrome
+Building remotely on s-042c1005 in workspace /scratch/jenkins/workspace/browsertests-en.wikipedia.beta.wmflabs.org-linux-chrome
 Fetching changes from the remote Git repository
 Fetching upstream changes from https://gerrit.wikimedia.org/r/qa/browsertests
-Checking out Revision cc6752786a8c8b661bac50b42d969cf73d75a3c2 (origin/master)
+Checking out Revision b91d2c8c3bb6c9b5e5d412186ca1ab44896e809a (origin/master)
 No emails were triggered.
-[browsertests-en.wikipedia.beta.wmflabs.org-linux-chrome] $ /bin/sh -xe /tmp/hudson402091523235003579.sh
+[browsertests-en.wikipedia.beta.wmflabs.org-linux-chrome] $ /bin/sh -xe /tmp/hudson6471675479544334917.sh
 + export MEDIAWIKI_USER=Selenium_user
 + MEDIAWIKI_USER=Selenium_user
 + export MEDIAWIKI_PASSWORD_VARIABLE=MEDIAWIKI_PASSWORD_SELENIUM_USER_WMFLABS_ORG
@@ -135,9 +135,12 @@
   * features/preferences_datetime.feature
   * features/preferences_editing.feature
   * features/sidebar.feature
-Parsing feature files took 0m0.075s
+Parsing feature files took 0m0.138s
 
+Build step 'Execute shell' marked build as failure
 Recording test results
 IRC notifier plugin: Sending notification to: #wikimedia-qa
-No emails were triggered.
-Finished: SUCCESS
+Email was triggered for: Failure
+Sending email for trigger: Failure
+Sending email to: zfilipin@wikimedia.org cmcmahon@wikimedia.org
+Finished: FAILURE