040000 tree 1d7ced2cf69cad85c17c95e7ddf11e0ca5ee5b19	first-library
040000 tree e2bc7ee0aafc10d676a88c517b2da33cd9d323c1	second-library
040000 tree e663f1af22842a7d14b4166fcf6bab2a92b6da4c	test-app