warning: use of `or_insert_with` to construct default value
   --> crates/freeze/src/datasets/transaction_addresses.rs:251:43
    |
251 |                 logs_by_tx.entry(tx_hash).or_insert_with(Vec::new).push(log);
    |                                           ^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `or_default()`
    |
    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unwrap_or_default

warning: use of `or_insert` to construct default value
   --> crates/freeze/src/datasets/logs.rs:360:64
    |
360 | ...                   let tokens = map.entry(param.name).or_insert(Vec::new());
    |                                                          ^^^^^^^^^^^^^^^^^^^^^ help: try: `or_default()`
    |
    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unwrap_or_default

warning: use of `or_insert` to construct default value
   --> crates/freeze/src/datasets/logs.rs:251:42
    |
251 |                 self.event_cols.entry(k).or_insert(Vec::new()).extend(v);
    |                                          ^^^^^^^^^^^^^^^^^^^^^ help: try: `or_default()`
    |
    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unwrap_or_default
    = note: `#[warn(clippy::unwrap_or_default)]` on by default

warning: casting to the same type is unnecessary (`u32` -> `u32`)
   --> crates/freeze/src/datasets/erc20_metadata.rs:190:36
    |
190 |             self.block_number.push(block_number as u32);
    |                                    ^^^^^^^^^^^^^^^^^^^ help: try: `block_number`
    |
    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_cast
    = note: `#[warn(clippy::unnecessary_cast)]` on by default