error: deref which would be done by auto-deref
   --> tpi_rs/src/middleware/persistency/binary_persistency.rs:146:13
    |
146 |             (*cache).1.as_ref().unwrap().send(Instant::now())?;
    |             ^^^^^^^^ help: try this: `cache`
    |
    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#explicit_auto_deref

error: deref which would be done by auto-deref
   --> tpi_rs/src/middleware/persistency/binary_persistency.rs:143:24
    |
143 |         let previous = (*cache).0.insert(default_hash(key), encoded.clone());
    |                        ^^^^^^^^ help: try this: `cache`
    |
    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#explicit_auto_deref

error: deref which would be done by auto-deref
  --> tpi_rs/src/middleware/persistency/binary_persistency.rs:97:40
   |
97 |         let data = bincode::serialize(&(*cache).0)?;
   |                                        ^^^^^^^^ help: try this: `cache`
   |
   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#explicit_auto_deref
   = note: `-D clippy::explicit-auto-deref` implied by `-D warnings`

error: very complex type used. Consider factoring parts into `type` definitions
  --> tpi_rs/src/middleware/persistency/binary_persistency.rs:43:12
   |
43 |     cache: RwLock<(HashMap<u64, Vec<u8>>, Option<Sender<Instant>>)>,
   |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
   |
   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#type_complexity
   = note: `-D clippy::type-complexity` implied by `-D warnings`