07:46:39: INFO: RunCommand: sudo -n 'CROS_CACHEDIR=/b/c/cbuild/repository/.cache' 'CROS_SUDO_KEEP_ALIVE=unknown' -- tar --sparse -I /usr/bin/xz -cf /b/c/cbuild/repository/buildbot_archive/zoombini-paladin/R65-10214.0.0-rc3/debug_breakpad.tar.xz debug/breakpad in /b/c/cbuild/repository/chroot/build/zoombini/usr/lib
This eventually got this error:
[1;33m08:10:17: WARNING: <_BackgroundTask(_BackgroundTask-7, started)> hung for 600 seconds[0m
This error comes from parallel.py, and means the background task couldn't be joined for at least 600 seconds. I'm not yet sure which process, or why it would time out.
Comment 1 by dgarr...@chromium.org
, Dec 14 2017