log exception when thread dies (seems to be dying silently sometimes)
log exception when thread dies (seems to be dying silently sometimes)

nlevitt/brozzler,internetarchive/brozzler,internetarchive/brozzler,internetarchive/brozzler,nlevitt/brozzler,nlevitt/brozzler,internetarchive/brozzler,nlevitt/brozzler,nlevitt/brozzler