message: Shut up warning
diff: @@ -17,7 +17,7 @@ use std::{fs, io, result};
  pub use config::StorageConfig;
  use std::{collections::BTreeMap, fmt, error};
  -use cardano::{block::{HeaderHash, BlockDate, RawBlock, Block, EpochId, SlotId}, util::hex};
  +use cardano::{block::{HeaderHash, BlockDate, RawBlock, Block, EpochId, SlotId}};
  use types::*;
  use storage_units::utils::tmpfile::*;
  