Log job identifiers in an attempt to find the queue name bug.

We have a bug where log file paths sometimes have the wrong queue
name in them. I am hoping that adding some more debugging here
will help me find where this bug is occuring.

Change-Id: Id75f2e824a1a6c18695ec541752813d9708fd7cf
diff --git a/turbo_hipster/lib/utils.py b/turbo_hipster/lib/utils.py
index 9f69d1a..424baab 100644
--- a/turbo_hipster/lib/utils.py
+++ b/turbo_hipster/lib/utils.py
@@ -23,6 +23,9 @@
 import time
 
 
+log = logging.getLogger('lib.utils')
+
+
 class GitRepository(object):
 
     """ Manage a git repository for our uses """
@@ -239,9 +242,13 @@
 def determine_job_identifier(zuul_arguments, job, unique):
     if 'build:' in job:
         job = job.split('build:')[1]
-    return os.path.join(zuul_arguments['ZUUL_CHANGE'][:2],
+
+    path = os.path.join(zuul_arguments['ZUUL_CHANGE'][:2],
                         zuul_arguments['ZUUL_CHANGE'],
                         zuul_arguments['ZUUL_PATCHSET'],
                         zuul_arguments['ZUUL_PIPELINE'],
                         job,
                         unique[:7])
+    log.info('Converted args: %s, job: %s and unique: %s to %s'
+             % (zuul_arguments, job, unique, path))
+    return path