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Unable to find manual contract audit (e.g. Certik, PeckShield, Solidity...)
Not a direct threat, but may indicate unreliable intentions of developer. Widespread names (e.g. Elon, King, Moon, Doge) are common among meme-tokens and scams. The allow to gain free hype and attract unexperienced investors.
AccessControl.grantRole(bytes32,address) (contracts/common/AccessControl.sol#34-37) ignores return value by _roleMembers[role].add(account) (contracts/common/AccessControl.sol#36)
AccessControl.revokeRole(bytes32,address) (contracts/common/AccessControl.sol#39-42) ignores return value by _roleMembers[role].remove(account) (contracts/common/AccessControl.sol#41)
AccessControl.renounceRole(bytes32,address) (contracts/common/AccessControl.sol#44-49) ignores return value by _roleMembers[role].remove(account) (contracts/common/AccessControl.sol#48)
Ensure that all the return values of the function calls are used.
Additional information: link
GameToken.constructor(string,string,uint256,address).name (contracts/token/GameToken.sol#12) shadows:
- ERC20.name() (@openzeppelin/contracts/token/ERC20/ERC20.sol#61-63) (function)
- IERC20Metadata.name() (@openzeppelin/contracts/token/ERC20/extensions/IERC20Metadata.sol#16) (function)
GameToken.constructor(string,string,uint256,address).symbol (contracts/token/GameToken.sol#13) shadows:
- ERC20.symbol() (@openzeppelin/contracts/token/ERC20/ERC20.sol#69-71) (function)
- IERC20Metadata.symbol() (@openzeppelin/contracts/token/ERC20/extensions/IERC20Metadata.sol#21) (function)
Rename the local variables that shadow another component.
Additional information: link
EnumerableSet.values(EnumerableSet.AddressSet) (@openzeppelin/contracts/utils/structs/EnumerableSet.sol#273-282) uses assembly
- INLINE ASM (@openzeppelin/contracts/utils/structs/EnumerableSet.sol#277-279)
EnumerableSet.values(EnumerableSet.UintSet) (@openzeppelin/contracts/utils/structs/EnumerableSet.sol#346-355) uses assembly
- INLINE ASM (@openzeppelin/contracts/utils/structs/EnumerableSet.sol#350-352)
Do not use evm assembly.
Additional information: link
Different versions of Solidity is used:
- Version used: ['0.8.0', '^0.8.0']
- ^0.8.0 (@openzeppelin/contracts/access/Ownable.sol#3)
- ^0.8.0 (@openzeppelin/contracts/token/ERC20/ERC20.sol#3)
- ^0.8.0 (@openzeppelin/contracts/token/ERC20/IERC20.sol#3)
- ^0.8.0 (@openzeppelin/contracts/token/ERC20/extensions/ERC20Burnable.sol#3)
- ^0.8.0 (@openzeppelin/contracts/token/ERC20/extensions/IERC20Metadata.sol#3)
- ^0.8.0 (@openzeppelin/contracts/utils/Context.sol#3)
- ^0.8.0 (@openzeppelin/contracts/utils/Strings.sol#3)
- ^0.8.0 (@openzeppelin/contracts/utils/structs/EnumerableSet.sol#3)
- 0.8.0 (contracts/common/AccessControl.sol#3)
- 0.8.0 (contracts/token/GameToken.sol#3)
Use one Solidity version.
Additional information: link
AccessControl._checkRole(bytes32,address) (contracts/common/AccessControl.sol#51-64) is never used and should be removed
Context._msgData() (@openzeppelin/contracts/utils/Context.sol#20-22) is never used and should be removed
EnumerableSet._values(EnumerableSet.Set) (@openzeppelin/contracts/utils/structs/EnumerableSet.sol#141-143) is never used and should be removed
EnumerableSet.add(EnumerableSet.Bytes32Set,bytes32) (@openzeppelin/contracts/utils/structs/EnumerableSet.sol#157-159) is never used and should be removed
EnumerableSet.add(EnumerableSet.UintSet,uint256) (@openzeppelin/contracts/utils/structs/EnumerableSet.sol#296-298) is never used and should be removed
EnumerableSet.at(EnumerableSet.Bytes32Set,uint256) (@openzeppelin/contracts/utils/structs/EnumerableSet.sol#195-197) is never used and should be removed
EnumerableSet.at(EnumerableSet.UintSet,uint256) (@openzeppelin/contracts/utils/structs/EnumerableSet.sol#334-336) is never used and should be removed
EnumerableSet.contains(EnumerableSet.AddressSet,address) (@openzeppelin/contracts/utils/structs/EnumerableSet.sol#240-242) is never used and should be removed
EnumerableSet.contains(EnumerableSet.Bytes32Set,bytes32) (@openzeppelin/contracts/utils/structs/EnumerableSet.sol#174-176) is never used and should be removed
EnumerableSet.contains(EnumerableSet.UintSet,uint256) (@openzeppelin/contracts/utils/structs/EnumerableSet.sol#313-315) is never used and should be removed
EnumerableSet.length(EnumerableSet.Bytes32Set) (@openzeppelin/contracts/utils/structs/EnumerableSet.sol#181-183) is never used and should be removed
EnumerableSet.length(EnumerableSet.UintSet) (@openzeppelin/contracts/utils/structs/EnumerableSet.sol#320-322) is never used and should be removed
EnumerableSet.remove(EnumerableSet.Bytes32Set,bytes32) (@openzeppelin/contracts/utils/structs/EnumerableSet.sol#167-169) is never used and should be removed
EnumerableSet.remove(EnumerableSet.UintSet,uint256) (@openzeppelin/contracts/utils/structs/EnumerableSet.sol#306-308) is never used and should be removed
EnumerableSet.values(EnumerableSet.AddressSet) (@openzeppelin/contracts/utils/structs/EnumerableSet.sol#273-282) is never used and should be removed
EnumerableSet.values(EnumerableSet.Bytes32Set) (@openzeppelin/contracts/utils/structs/EnumerableSet.sol#207-209) is never used and should be removed
EnumerableSet.values(EnumerableSet.UintSet) (@openzeppelin/contracts/utils/structs/EnumerableSet.sol#346-355) is never used and should be removed
Strings.toHexString(uint256) (@openzeppelin/contracts/utils/Strings.sol#39-50) is never used and should be removed
Strings.toHexString(uint256,uint256) (@openzeppelin/contracts/utils/Strings.sol#55-65) is never used and should be removed
Strings.toString(uint256) (@openzeppelin/contracts/utils/Strings.sol#14-34) is never used and should be removed
Remove unused functions.
Additional information: link
Pragma version^0.8.0 (@openzeppelin/contracts/access/Ownable.sol#3) allows old versions
Pragma version^0.8.0 (@openzeppelin/contracts/token/ERC20/ERC20.sol#3) allows old versions
Pragma version^0.8.0 (@openzeppelin/contracts/token/ERC20/IERC20.sol#3) allows old versions
Pragma version^0.8.0 (@openzeppelin/contracts/token/ERC20/extensions/ERC20Burnable.sol#3) allows old versions
Pragma version^0.8.0 (@openzeppelin/contracts/token/ERC20/extensions/IERC20Metadata.sol#3) allows old versions
Pragma version^0.8.0 (@openzeppelin/contracts/utils/Context.sol#3) allows old versions
Pragma version^0.8.0 (@openzeppelin/contracts/utils/Strings.sol#3) allows old versions
Pragma version^0.8.0 (@openzeppelin/contracts/utils/structs/EnumerableSet.sol#3) allows old versions
Pragma version0.8.0 (contracts/common/AccessControl.sol#3) allows old versions
Pragma version0.8.0 (contracts/token/GameToken.sol#3) allows old versions
solc-0.8.0 is not recommended for deployment
Deploy with any of the following Solidity versions: 0.5.16 - 0.5.17, 0.6.11 - 0.6.12, 0.7.5 - 0.7.6 Use a simple pragma version that allows any of these versions. Consider using the latest version of Solidity for testing.
Additional information: link
renounceOwnership() should be declared external:
- Ownable.renounceOwnership() (@openzeppelin/contracts/access/Ownable.sol#53-55)
transferOwnership(address) should be declared external:
- Ownable.transferOwnership(address) (@openzeppelin/contracts/access/Ownable.sol#61-64)
name() should be declared external:
- ERC20.name() (@openzeppelin/contracts/token/ERC20/ERC20.sol#61-63)
symbol() should be declared external:
- ERC20.symbol() (@openzeppelin/contracts/token/ERC20/ERC20.sol#69-71)
totalSupply() should be declared external:
- ERC20.totalSupply() (@openzeppelin/contracts/token/ERC20/ERC20.sol#93-95)
balanceOf(address) should be declared external:
- ERC20.balanceOf(address) (@openzeppelin/contracts/token/ERC20/ERC20.sol#100-102)
transfer(address,uint256) should be declared external:
- ERC20.transfer(address,uint256) (@openzeppelin/contracts/token/ERC20/ERC20.sol#112-115)
approve(address,uint256) should be declared external:
- ERC20.approve(address,uint256) (@openzeppelin/contracts/token/ERC20/ERC20.sol#131-134)
transferFrom(address,address,uint256) should be declared external:
- ERC20.transferFrom(address,address,uint256) (@openzeppelin/contracts/token/ERC20/ERC20.sol#149-163)
increaseAllowance(address,uint256) should be declared external:
- ERC20.increaseAllowance(address,uint256) (@openzeppelin/contracts/token/ERC20/ERC20.sol#177-180)
decreaseAllowance(address,uint256) should be declared external:
- ERC20.decreaseAllowance(address,uint256) (@openzeppelin/contracts/token/ERC20/ERC20.sol#196-204)
burn(uint256) should be declared external:
- ERC20Burnable.burn(uint256) (@openzeppelin/contracts/token/ERC20/extensions/ERC20Burnable.sol#19-21)
burnFrom(address,uint256) should be declared external:
- ERC20Burnable.burnFrom(address,uint256) (@openzeppelin/contracts/token/ERC20/extensions/ERC20Burnable.sol#34-41)
getRoleMember(bytes32,uint256) should be declared external:
- AccessControl.getRoleMember(bytes32,uint256) (contracts/common/AccessControl.sol#26-28)
getRoleMemberCount(bytes32) should be declared external:
- AccessControl.getRoleMemberCount(bytes32) (contracts/common/AccessControl.sol#30-32)
grantRole(bytes32,address) should be declared external:
- AccessControl.grantRole(bytes32,address) (contracts/common/AccessControl.sol#34-37)
revokeRole(bytes32,address) should be declared external:
- AccessControl.revokeRole(bytes32,address) (contracts/common/AccessControl.sol#39-42)
renounceRole(bytes32,address) should be declared external:
- AccessControl.renounceRole(bytes32,address) (contracts/common/AccessControl.sol#44-49)
mint(address,uint256) should be declared external:
- GameToken.mint(address,uint256) (contracts/token/GameToken.sol#29-32)
Use the external attribute for functions never called from the contract.
Additional information: link
Unable to find token contract audit
Unable to find audit link on the website
Unable to find token on CoinHunt
Additional information: link
Unable to find code repository for the project
Young tokens have high risks of price dump / death
Young tokens have high risks of scam / price dump / death
Young tokens have high risks of price dump / death
Young tokens have high risks of price dump / death
Token has relatively low CoinGecko rank
Last post in Twitter was more than 30 days ago
Unable to find Youtube account