pub fn verify_and_unarchive_snapshots(
bank_snapshots_dir: impl AsRef<Path>,
full_snapshot_archive_info: &FullSnapshotArchiveInfo,
incremental_snapshot_archive_info: Option<&IncrementalSnapshotArchiveInfo>,
account_paths: &[PathBuf]
) -> Result<(UnarchivedSnapshot, Option<UnarchivedSnapshot>, AtomicU32)>