040000 tree 85f9296eaa0bc12b2f065004a0a736d8a0d5850c	minor-timing
040000 tree b2a31823152a64536bbe71cc1e56a3f761d52c2a	o3-timing
040000 tree 61c0f209adfafc8a83b54fd0b38574d5e35ac4bf	simple-atomic
040000 tree 98f085e42c7876e7ea2abdea7ed584351727cb84	simple-timing-ruby
040000 tree 42a62f4c8d66dc7a528763e0fbec4954c7fb95a3	simple-timing