[2014-04-04 22:23:05] ERROR 2: unlink(/var/files/ae/6a/5b09d31f1cc4dd7c39aa81b06c0f): Permission denied at [/opt/phabricator/libphutil/src/filesystem/Filesystem.php:324]
#0 unlink(/var/files/ae/6a/5b09d31f1cc4dd7c39aa81b06c0f) called at [/opt/phabricator/libphutil/src/filesystem/Filesystem.php:324]
#1 Filesystem::executeRemovePath(/var/files/ae/6a/5b09d31f1cc4dd7c39aa81b06c0f) called at [/opt/phabricator/libphutil/src/filesystem/Filesystem.php:277]
#2 Filesystem::remove(/var/files/ae/6a/5b09d31f1cc4dd7c39aa81b06c0f) called at [/opt/phabricator/phabricator/src/applications/files/engine/PhabricatorLocalDiskFileStorageEngine.php:78]
#3 PhabricatorLocalDiskFileStorageEngine::deleteFile(ae/6a/5b09d31f1cc4dd7c39aa81b06c0f) called at [/opt/phabricator/phabricator/src/applications/files/storage/PhabricatorFile.php:462]
#4 PhabricatorFile::delete() called at [/opt/phabricator/phabricator/src/applications/files/garbagecollector/PhabricatorFileTemporaryGarbageCollector.php:12]
#5 PhabricatorFileTemporaryGarbageCollector::collectGarbage() called at [/opt/phabricator/phabricator/src/infrastructure/daemon/garbagecollector/PhabricatorGarbageCollectorDaemon.php:24]
#6 PhabricatorGarbageCollectorDaemon::run() called at [/opt/phabricator/libphutil/src/daemon/PhutilDaemon.php:85]
#7 PhutilDaemon::execute() called at [/opt/phabricator/libphutil/scripts/daemon/exec/exec_daemon.php:112]
[2014-04-04 22:23:05] EXCEPTION: (FilesystemException) Failed to remove file '/var/files/ae/6a/5b09d31f1cc4dd7c39aa81b06c0f'! at [/opt/phabricator/libphutil/src/filesystem/Filesystem.php:326]
#0 phlog(Object FilesystemException) called at [/opt/phabricator/phabricator/src/applications/files/storage/PhabricatorFile.php:466]
#1 PhabricatorFile::delete() called at [/opt/phabricator/phabricator/src/applications/files/garbagecollector/PhabricatorFileTemporaryGarbageCollector.php:12]
#2 PhabricatorFileTemporaryGarbageCollector::collectGarbage() called at [/opt/phabricator/phabricator/src/infrastructure/daemon/garbagecollector/PhabricatorGarbageCollectorDaemon.php:24]
#3 PhabricatorGarbageCollectorDaemon::run() called at [/opt/phabricator/libphutil/src/daemon/PhutilDaemon.php:85]
#4 PhutilDaemon::execute() called at [/opt/phabricator/libphutil/scripts/daemon/exec/exec_daemon.php:112]