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040000 tree af59879529f2649a8ac239d3ec28e9ef6a139b43	android-trusty
040000 tree 514758276b4c30cd1f6e120a2a180cec2104c49f	codelab_otsim
040000 tree 42e1f393a873cfebf0859de20f51375319be01e6	environment