Comment (by Roland Haas):

Of note: CarpetReduce is one of the codes that confuses them, so this is by no means unlikely to happen . Fixed in rhaas/reductionhandles of CarpetReduce.

There’ may be more thorns doing the same (often using CCTK_ReduceLocalScalar) leading to failed tests.

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Ticket URL: https://bitbucket.org/einsteintoolkit/tickets/issues/1001/distinguish-between-local-and-global