编译caffe能通过，不报错
make runtest 时会有double free orcorruption问题
生成lmdb文件时（./data/Voc0712/creat-list.sh)时也会出现double free的问题
*** Error in `/home/ysp/SSD1/caffe/data/VOC0712/../../build/tools/get_image_size': double free or corruption (out): 0x0000000001434160 ***