040000 tree ec8cdc94886177849c4d5b105e49461a7c0c7a4d	checker
040000 tree 23d9a29027c420bb395c574f2ff36f92aeead40a	conformance
040000 tree b4c9de856a475658f70a34dc39f87fc9c53b9ab1	frameworks
040000 tree a36ec8dcbf8292494831c50460b58d9aa7770ed7	generator
040000 tree 7a7e9f619ddd6b8e7e53abe500c6b6a1605ee189	runner
040000 tree 8cf38d8ff259871d31de4d0ca28c5aa87e7019bf	tests