Description of problem:
ran out of disk space.

Version-Release number of selected component:
yum-3.4.3-106.fc19

Additional info:
reporter:       libreport-2.1.7
cmdline:        /usr/bin/python /usr/bin/yum search pcre
executable:     /usr/bin/yum
kernel:         3.9.6-200.fc18.x86_64
runlevel:       N 5
type:           Python
uid:            1000

Truncated backtrace:
cli.py:482:waitForLock:YumBaseError: Can't create lock file; exiting

Traceback (most recent call last):
  File "/usr/bin/yum", line 29, in <module>
    yummain.user_main(sys.argv[1:], exit_code=True)
  File "/usr/share/yum-cli/yummain.py", line 316, in user_main
    errcode = main(args)
  File "/usr/share/yum-cli/yummain.py", line 123, in main
    base.waitForLock()
  File "/usr/share/yum-cli/cli.py", line 482, in waitForLock
    raise yum.Errors.YumBaseError, _("Can't create lock file; exiting")
YumBaseError: Can't create lock file; exiting

Local variables in innermost frame:
lockerr: u'Could not create lock at /var/tmp/yum-d33tah-33xITF/x86_64/19/yum.pid: [Errno 28] No space left on device '
self: <cli.YumBaseCli object at 0x1f73250>
e: LockError()