Javier Rodríguez Chatruc

> Amazing! The latest build seems to error on this: > > ``` > Aug 18 23:04:55.765 ERROR cargo_tarpaulin: Failed to get test coverage! Error: Failed to run tests: An...

> Not sure if this PR is ready to be reviewed, but I think that if we're going to switch to `U256` because `u64` can now overflow with custom base...

> Some general questions/comments > > * Do I get it right that `base_fee_per_gas`/`l2_fair_gas_price` may overflow `u64` if base token price is low? > * Do I get it right...

The change required for [this ticket](https://github.com/lambdaclass/zksync-era/issues/201) (related to [this discussion](https://github.com/matter-labs/zksync-era/pull/996#discussion_r1500273515)) was merged into this PR (here [a11e12c](https://github.com/matter-labs/zksync-era/pull/1324/commits/a11e12cb38fc9487c5c8edd6a2ea2b6838d4f9f3)) since it requires its changes to do it.