The following tests fail with the new engine: compositing/layer-creation/mismatched-rotated-transform-transition-overlap.html [ Failure ] compositing/layer-creation/mismatched-transform-transition-overlap.html [ Failure ] compositing/layer-creation/scale-rotation-transition-overlap.html [ Failure ] compositing/layer-creation/translate-scale-transition-overlap.html [ Failure ] compositing/layer-creation/translate-transition-overlap.html [ Failure ] Those failures are probably due to the same reason and needs to be fixed ASAP.
<rdar://problem/39397582>