040000 tree 5acf8c2564e1f6d120f02de0d0b8bf1c806898f9	sha1_top
040000 tree 9df7e2921daaeebd6fe47341ae8e631807de4821	user_adder
040000 tree 46a19b875f5846b1d28f6228fbe08fdb8fdda9f0	user_proj_example
040000 tree dffb9b4a11fea0c6a207f1755d2047ae12bde7ec	user_project_wrapper