Troubleshoot.

util/packer/jenkins_worker.json

@@ -55,7 +55,7 @@
     "inline": ["cd {{user `playbook_remote_dir`}}",
       "virtualenv packer-venv",
       ". packer-venv/bin/activate",
-      "pip install -q -r requirements.txt",
+      "pip install -r requirements.txt",
       "echo '[jenkins_worker]' > inventory.ini",
       "echo 'localhost' >> inventory.ini",
       "ansible-playbook edx-east/jenkins_worker.yml -i inventory.ini -c local -vvvv"]