Comment (by Zach Etienne):

@Suo-Ning Wang : I looked into the Ubuntu make log. I believe the issue is that ADIOS2 has some build problem with make -j6. Try either installing separately ADIOS2 using spack or build the Toolkit using make -j1 (sorry, it will be very slow).

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Ticket URL: https://bitbucket.org/einsteintoolkit/tickets/issues/2837/building-the-einstein-toolkit