040000 tree 96b8a2fe4e38a16991caa9fe4bb39e1cccb2a108	builder
100644 blob e0cbe8519edd50ddbe247d31b4e009c79d08087b	check_tail_calls.rs
100644 blob b5e165c75170abc58b8e16d4153f982311817d5d	check_unsafety.rs
100644 blob 58c3de4a8b59c62ef13630a101465e59ae61f4f0	errors.rs
100644 blob 8c7003b77876115286d48c3accce17fa01997a91	lib.rs
040000 tree d45ec37647b25694c8f73af2b0a74240da48df67	thir