We are seeing occasional segmentation faults on the Travis
NPY_RELAXED_STRIDES_CHECKING=0 DOWNLOAD_OPENBLAS=1 CHECK_BLAS=1 NPY_USE_BLAS_ILP64=1 run. See https://travis-ci.org/github/numpy/numpy/jobs/735049219.

Reproducing code example:

import numpy as np
<< your code here >>

Error message:

NumPy/Python version information: