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040000 tree dcd9cfe80cc78394bd565ed91691658bab209397	builtin
040000 tree c83d0cd7d38d56009e0e65641be35ee1afa7341c	datagen
040000 tree d4e24bdca0845111221ca9130c32faf30061d376	nn
040000 tree 4ba1fea5156c83d1178af2467ac6cbd89c146ece	perftest
040000 tree 47e475ff5897bad36a38c3321e10e840b028efb5	pipelines
040000 tree 5b01c29eadde8e4cafe54e387094dd47a1587a6e	staging
040000 tree ffe9f91fb96647fd216245b43c07ef9d940343e8	utils