040000 tree 4f863299911cc4a6eae9fe66438b64db4d82ad7b	conflicting_toolchains
040000 tree 4c9e38766e14ea3bdfd602651899670151f8a1a4	headers
040000 tree 064e743184ff443c4c23039a96ed13219a284444	nodejs_host
040000 tree 2182d878a906d48a753d66e08805e0d3e609f9b8	smoke