040000 tree ddd99dcbc7e9f8259bc9312dea16bcf1e24419c9	cf_segments
040000 tree 43856503de509575df99f296989f3614e777c450	library_desugar
040000 tree e44acf21c3cb56d4045e69aac1bbcc04c2c6292b	main
040000 tree 774afc1bdfa292452ffa379ca7538baaacf8b342	test