+++ This bug was initially created as a clone of Bug #847840 +++ https://tbpl.mozilla.org/php/getParsedLog.php?id=31112822&tree=Mozilla-Inbound WINNT 6.2 mozilla-inbound opt test jetpack on 2013-11-26 12:54:48 PST for push bc2c62619a12 slave: t-w864-ix-002 TEST-START | tests/test-selection.test Selection Listener on frame TEST-PASS | tests/test-selection.test Selection Listener on frame | undefined TEST-UNEXPECTED-FAIL | tests/test-selection.test Selection Listener on frame | Test output exceeded timeout (300s). Error Cleaning up: [Error 5] Access is denied: 'c:\\users\\cltbld~1.t-w\\appdata\\local\\temp\\tmphx3k3j.mozrunner\\sdk-fixture-chmod' Error Cleaning up: [Error 145] The directory is not empty: 'c:\\users\\cltbld~1.t-w\\appdata\\local\\temp\\tmphx3k3j.mozrunner' Traceback (most recent call last): File "jetpack/bin/cfx", line 33, in <module> cuddlefish.run() File "C:\slave\test\build\jetpack\python-lib\cuddlefish\__init__.py", line 612, in run test_all_packages(env_root, defaults=options.__dict__) File "C:\slave\test\build\jetpack\python-lib\cuddlefish\__init__.py", line 494, in test_all_packages env_root=env_root) File "C:\slave\test\build\jetpack\python-lib\cuddlefish\__init__.py", line 945, in run pkgdir=options.pkgdir) File "C:\slave\test\build\jetpack\python-lib\cuddlefish\runner.py", line 742, in run_app OUTPUT_TIMEOUT, test_name, parseable) Exception: Test output exceeded timeout (300s). program finished with exit code 1

we haven't seen this for some time.