Before lit up Pyre:

After lit up:

After Pyre absorbed item from the chest:

P.S.And doesn't fire up again.

Can confirm this now and replicate it.

Sorry,I am in college now

Oh,sorry,I just forgot about that.And...shame on me,because I just stupid and there are no problem.I just somehow thought that it looks like it takes items twice,but it firstly consumes items,and take them for next consuming(like it always be).

THAT was painful to track down but it should be fixed, thanks for finding it!