040000 tree 7c0975ae3ce0854faccf6b4d14cdf2a5eb7493fc	bootstrap
040000 tree 2c7bf431be18da02941c85165027a82f63e57928	darwin_amd64
040000 tree daf769a4b2fe6889ae67a75cfcde2efd8072a33d	darwin_amd64_race
040000 tree c968a0ba0545f806687bdc7be301624d4f6eb8d2	include
040000 tree eb56bc087238e6ce327844f0d996254051678c19	tool