040000 tree bae426fe2c00fd3428bc02ae28884daf24a37a0b	data
040000 tree bf87d7d92d310f6159a64addd2c8b8d41513890f	demo
040000 tree 855d4d653b12001d6a36d89e1d3fc4015f3dca6f	test
040000 tree 57ee267b5ec7ba1a2616f3ec250113d91ac7cebe	tool