RKNN模型转换问题

求大神帮忙解答下
xah@xah-XPS-15-9570:~/RKNN/rknn-toolkit/example/rknn_convert$ python3.6 rknn_convert.py ./models/caffe/mobilenet_v2/ ./out_rknn/ false
--> Loading model...
into caffe
caffe end
done
--> Build RKNN model...
Segmentation fault (core dumped)
转换caffe mobilenet_v2模型出错