legion: have legion make its own copy of the command line arguments to avoid corruption by users
legion: have legion make its own copy of the command line arguments to avoid corruption by users

StanfordLegion/legion,StanfordLegion/legion,StanfordLegion/legion,StanfordLegion/legion,StanfordLegion/legion,StanfordLegion/legion,StanfordLegion/legion,StanfordLegion/legion