Comment (by Gabriele Bozzola):

I set Cactus::presync_mode = "mixed-error" as not all the thorns I use have READ/WRITE statements (e.g., IllinoisGRMHD).

This is the call tree for the functions I reported (don’t mind the selected row):

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Ticket URL: https://bitbucket.org/einsteintoolkit/tickets/issues/2512/enable-detection-of-attribute-pure