040000 tree 01f4bfbfb581aaaadd48e082bba14be8071a3fe5	builder
100644 blob 9115c17f37525a10fec3a628d278dc6a79ec2585	check_tail_calls.rs
100644 blob 195d45c2c4c491337e08b9be1a54e000dca9543c	check_unsafety.rs
100644 blob 3d9753d72da58031ce92ae016e316701450bb368	errors.rs
100644 blob 8c7003b77876115286d48c3accce17fa01997a91	lib.rs
040000 tree 35b435e2527f25f4b11c7721bbf7b9721d2a3c9e	thir