../../td/ElasticConstantsCubic__TD_011862047401_006/runner:120: RuntimeWarning: Maximum number of iterations has been exceeded. fmin(self.energy_from_scale, 0, xtol=0, ftol=1e-7, maxiter=2000) {"realtime":26.95,"usertime":38.34,"systime":62.60,"memmax":102384,"memavg":0}