```running 1 test
test tests::shard_counts ... FAILED

failures:

---- tests::shard_counts stdout ----
thread 'tests::shard_counts' panicked at 'called `Result::unwrap()` on an `Err` value: "Error creating/opening content database at \"/var/folders/hm/qjjq4w3n0fsb07kp5bxbn8rw0000gn/T/.tmp7oulXj/0\": MDB_MAP_FULL: Environment mapsize limit reached"', sharded_lmdb/src/tests.rs:17:4
note: run with `RUST_BACKTRACE=1` environment variable to display a backtrace


failures:
    tests::shard_counts

test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out

error: test failed, to rerun pass '-p sharded_lmdb --lib'