message: ceed-cuda is nondeterministic
diff: @@ -37,6 +37,9 @@ libCEED support
  ceed-cuda), using some of the best performing CPU and GPU backends from
  libCEED, see the sample runs in examples 1 and 6.
  +- NOTE: The current default libCEED GPU backend (ceed-cuda) uses atomics and
  + therefore is non-deterministic!
  +
  Meshing improvements
  --------------------
  - Added support for non-conforming AMR on prisms and tetrahedra, including
  