I do not understand what is being tested or where the failure lies? https://gitlab.com/petsc/petsc/-/jobs/1626183341 Thanks, Matt -- What most experimenters take for granted before they begin their experiments is infinitely more interesting than any results to which their experiments lead. -- Norbert Wiener https://www.cse.buffalo.edu/~knepley/ <http://www.cse.buffalo.edu/~knepley/>