I would probably remove these sources, test without them. Could be one of them or the filters within the sources are causing it. Give it a try.
20:42:09.199: adding 21 milliseconds of audio buffering, total audio buffering is now 21 milliseconds (source: bokeh)
20:42:09.199:
20:42:09.221: adding 21 milliseconds of audio buffering, total audio buffering is now 42 milliseconds (source: CleanMoving)
20:42:09.221:
20:42:17.214: adding 21 milliseconds of audio buffering, total audio buffering is now 64 milliseconds (source: bokeh)
20:42:17.214:
20:42:17.235: adding 21 milliseconds of audio buffering, total audio buffering is now 85 milliseconds (source: CleanMoving)
20:42:17.235:
20:42:25.255: adding 21 milliseconds of audio buffering, total audio buffering is now 106 milliseconds (source: CleanMoving)
20:42:25.255:
20:42:49.265: adding 21 milliseconds of audio buffering, total audio buffering is now 128 milliseconds (source: bokeh)
20:42:49.265:
20:42:53.925: Max audio buffering reached!
20:42:53.925: adding 832 milliseconds of audio buffering, total audio buffering is now 960 milliseconds (source: facecam)
It will make your stream stutter and most likely make audio out of sync
