F-2025-0021·unused-imports

Unused imports across multiple modules

Fixedvaultetfstrategyd2-contracts

TL;DR

Several modules import contracts and interfaces that are never used. Removing them tightens compilation, reduces deployment cost, and removes accidental ambient dependencies.

Severity

INFO

Impact

LOW

Likelihood

LOW

Method

MManual review

CAT.

Complexity

LOW

Exploitability

LOW

02Section · Description

Description

There are a couple of unused imports in the contracts:

solidity

import "@solidstate/contracts/introspection/ERC165/base/ERC165Base.sol";
import "@solidstate/contracts/proxy/diamond/writable/DiamondWritableInternal.sol";

These are imported in:

Dolomite.sol#L6-L7 (used by GMXV2_Cutter, but since this abstract contract is also unused it can also be removed).
Pendle.sol#L6-L7
Silo.sol#L6-L7
WETH.sol#L6-L7

Also, the Ownable import in D2OFT.sol#L4 is not used:

solidity

import "@openzeppelin/contracts/access/Ownable.sol";

Consider removing these.

03Section · Resolution

Resolution

D2: Removed in 8880a91.

Cyfrin: Verified.

Status

Fixed

Fix commit

8880a91