Comment (by Roland Haas):

I can confirm that git hash e1e4d3c "WVUThorns: ID_converter_ILGRMHD -- allocate storage for Avec and Aphi regardless of how pure_hydro_run parameter is set." of wvuthorns avoids the SEGFAULT in the example parfile tov_star_parfile_for_IllinoisGRMHD.par

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Ticket URL: https://bitbucket.org/einsteintoolkit/tickets/issues/2394/segfault-in-id_converter_ilgrmhd-when-avec