This test failure occurs with bzr-pqm trunk & bzr 1.18dev.

$ bzr selftest test_pqm_submit
testing: /usr/bin/bzr                                                          
   /usr/lib/python2.5/site-packages/bzrlib (1.18dev python2.5.2)

FAIL: bzrlib.plugins.pqm.test_pqm_submit.PQMSubmissionLocationsTests.test_dirty_pqm_submit
    pattern "Working tree ".*/source/" has uncommitted changes\." not found in
"""\
Checking the working tree is clean ...
bzr: ERROR: Working tree "/tmp/testbzr-wDCmA3.tmp/bzrlib.plugins.pqm.test_pqm_submit.PQMSubmissionLocationsTests.test_dirty_pqm_submit/work/source/" has uncommitted changes (See bzr status).
"""


[20/23 in 4s, 1 fail] bzrlib.plugins.pqm.test_pqm_submit.PQMSubmissionTests.tes
======================================================================
FAIL: test_dirty_pqm_submit (bzrlib.plugins.pqm.test_pqm_submit.PQMSubmissionLocationsTests)

vvvv[log from bzrlib.plugins.pqm.test_pqm_submit.PQMSubmissionLocationsTests.test_dirty_pqm_submit]
3.288  creating repository in file:///tmp/testbzr-wDCmA3.tmp/.bzr/.
3.291  creating branch <bzrlib.branch.BzrBranchFormat6 object at 0x273d450> in file:///tmp/testbzr-wDCmA3.tmp/.bzr/
3.297  trying to create missing lock '/tmp/testbzr-wDCmA3.tmp/.bzr/checkout/dirstate'
3.298  opening working tree '/tmp/testbzr-wDCmA3.tmp'
3.304  creating repository in file:///tmp/testbzr-wDCmA3.tmp/bzrlib.plugins.pqm.test_pqm_submit.PQMSubmissionLocationsTests.test_dirty_pqm_submit/work/source/.bzr/.
3.307  creating branch <bzrlib.branch.BzrBranchFormat6 object at 0x69b6e90> in file:///tmp/testbzr-wDCmA3.tmp/bzrlib.plugins.pqm.test_pqm_submit.PQMSubmissionLocationsTests.test_dirty_pqm_submit/work/source/.bzr/
3.315  trying to create missing lock '/tmp/testbzr-wDCmA3.tmp/bzrlib.plugins.pqm.test_pqm_submit.PQMSubmissionLocationsTests.test_dirty_pqm_submit/work/source/.bzr/checkout/dirstate'
3.315  opening working tree '/tmp/testbzr-wDCmA3.tmp/bzrlib.plugins.pqm.test_pqm_submit.PQMSubmissionLocationsTests.test_dirty_pqm_submit/work/source'
3.326  creating repository in file:///tmp/testbzr-wDCmA3.tmp/bzrlib.plugins.pqm.test_pqm_submit.PQMSubmissionLocationsTests.test_dirty_pqm_submit/work/public/.bzr/.
3.329  creating branch <bzrlib.branch.BzrBranchFormat6 object at 0x69bde10> in file:///tmp/testbzr-wDCmA3.tmp/bzrlib.plugins.pqm.test_pqm_submit.PQMSubmissionLocationsTests.test_dirty_pqm_submit/work/public/.bzr/
3.342  run bzr: ['pqm-submit', '-m', 'commit message', './source']
3.342  bzr arguments: ['pqm-submit', '-m', 'commit message', './source']
3.343  encoding stdout as sys.stdout encoding 'UTF-8'
3.346  opening working tree '/tmp/testbzr-wDCmA3.tmp/bzrlib.plugins.pqm.test_pqm_submit.PQMSubmissionLocationsTests.test_dirty_pqm_submit/work/source'
    INFO  Checking the working tree is clean ...
4.394  Traceback (most recent call last):
  File "/usr/lib/python2.5/site-packages/bzrlib/commands.py", line 1131, in run_bzr_catch_user_errors
    return run_bzr(argv)
  File "/usr/lib/python2.5/site-packages/bzrlib/commands.py", line 1030, in run_bzr
    ret = run(*run_argv)
  File "/usr/lib/python2.5/site-packages/bzrlib/commands.py", line 647, in run_argv_aliases
    return self.run(**all_cmd_args)
  File "/home/jml/.bazaar/plugins/pqm/__init__.py", line 108, in run
    tree=tree)
  File "/home/jml/.bazaar/plugins/pqm/pqm_submit.py", line 207, in submit
    submission.check_tree()
  File "/home/jml/.bazaar/plugins/pqm/pqm_submit.py", line 144, in check_tree
    raise errors.UncommittedChanges(self.tree)
UncommittedChanges: Working tree "/tmp/testbzr-wDCmA3.tmp/bzrlib.plugins.pqm.test_pqm_submit.PQMSubmissionLocationsTests.test_dirty_pqm_submit/work/source/" has uncommitted changes (See bzr status).

4.394  errors:
'Checking the working tree is clean ...\nbzr: ERROR: Working tree "/tmp/testbzr-wDCmA3.tmp/bzrlib.plugins.pqm.test_pqm_submit.PQMSubmissionLocationsTests.test_dirty_pqm_submit/work/source/" has uncommitted changes (See bzr status).\n'
4.408  opening working tree '/tmp/testbzr-wDCmA3.tmp'

^^^^[log from bzrlib.plugins.pqm.test_pqm_submit.PQMSubmissionLocationsTests.test_dirty_pqm_submit]
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/home/jml/.bazaar/plugins/pqm/test_pqm_submit.py", line 365, in test_dirty_pqm_submit
    r'Working tree ".*/source/" has uncommitted changes\.')
AssertionError: pattern "Working tree ".*/source/" has uncommitted changes\." not found in
"""\
Checking the working tree is clean ...
bzr: ERROR: Working tree "/tmp/testbzr-wDCmA3.tmp/bzrlib.plugins.pqm.test_pqm_submit.PQMSubmissionLocationsTests.test_dirty_pqm_submit/work/source/" has uncommitted changes (See bzr status).
"""


----------------------------------------------------------------------
Ran 23 tests in 4.734s

FAILED (failures=1)
tests failed