GRVM [Gravis Finance Metal] Token

Unable to find manual contract audit (e.g. Certik, PeckShield, Solidity...)

Low level call in Address.sendValue(address,uint256) (#358-364):
- (success) = recipient.call{value: amount}() (#362)
Low level call in Address.functionCallWithValue(address,bytes,uint256,string) (#419-426):
- (success,returndata) = target.call{value: value}(data) (#424)
Low level call in Address.functionStaticCall(address,bytes,string) (#444-450):
- (success,returndata) = target.staticcall(data) (#448)
Low level call in Address.functionDelegateCall(address,bytes,string) (#468-474):
- (success,returndata) = target.delegatecall(data) (#472)
Avoid low-level calls. Check the call success. If the call is meant for a contract, check for code existence

Additional information: link

Redundant expression "this (#519)" inContext (#513-522)
Remove redundant statements if they congest code but offer no value.

Additional information: link

getRoleMemberCount(bytes32) should be declared external:
- AccessControl.getRoleMemberCount(bytes32) (#618-620)
getRoleMember(bytes32,uint256) should be declared external:
- AccessControl.getRoleMember(bytes32,uint256) (#634-636)
getRoleAdmin(bytes32) should be declared external:
- AccessControl.getRoleAdmin(bytes32) (#644-646)
grantRole(bytes32,address) should be declared external:
- AccessControl.grantRole(bytes32,address) (#658-662)
revokeRole(bytes32,address) should be declared external:
- AccessControl.revokeRole(bytes32,address) (#673-677)
renounceRole(bytes32,address) should be declared external:
- AccessControl.renounceRole(bytes32,address) (#693-697)
name() should be declared external:
- ERC20.name() (#1104-1106)
symbol() should be declared external:
- ERC20.symbol() (#1112-1114)
decimals() should be declared external:
- ERC20.decimals() (#1129-1131)
totalSupply() should be declared external:
- ERC20.totalSupply() (#1136-1138)
balanceOf(address) should be declared external:
- ERC20.balanceOf(address) (#1143-1145)
transfer(address,uint256) should be declared external:
- ERC20.transfer(address,uint256) (#1155-1158)
approve(address,uint256) should be declared external:
- ERC20.approve(address,uint256) (#1174-1177)
transferFrom(address,address,uint256) should be declared external:
- ERC20.transferFrom(address,address,uint256) (#1192-1196)
increaseAllowance(address,uint256) should be declared external:
- ERC20.increaseAllowance(address,uint256) (#1210-1213)
decreaseAllowance(address,uint256) should be declared external:
- ERC20.decreaseAllowance(address,uint256) (#1229-1232)
burn(uint256) should be declared external:
- ERC20Burnable.burn(uint256) (#1369-1371)
burnFrom(address,uint256) should be declared external:
- ERC20Burnable.burnFrom(address,uint256) (#1384-1389)
mint(address,uint256) should be declared external:
- ERC20PresetMinterPauser.mint(address,uint256) (#1564-1567)
pause() should be declared external:
- ERC20PresetMinterPauser.pause() (#1578-1581)
unpause() should be declared external:
- ERC20PresetMinterPauser.unpause() (#1592-1595)
Use the external attribute for functions never called from the contract.

Additional information: link

Pragma version>=0.6.0<0.8.0 (#7) is too complex
Pragma version>=0.6.2<0.8.0 (#308) is too complex
Pragma version>=0.6.0<0.8.0 (#501) is too complex
Pragma version>=0.6.0<0.8.0 (#528) is too complex
Pragma version>=0.6.0<0.8.0 (#746) is too complex
Pragma version>=0.6.0<0.8.0 (#827) is too complex
Pragma version>=0.6.0<0.8.0 (#1045) is too complex
Pragma version>=0.6.0<0.8.0 (#1353) is too complex
Pragma version>=0.6.0<0.8.0 (#1396) is too complex
Pragma version>=0.6.0<0.8.0 (#1488) is too complex
Pragma version>=0.6.0<0.8.0 (#1518) is too complex
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

ERC20PresetMinterPauser.constructor(string,string).name (#1548) shadows:
- ERC20.name() (#1104-1106) (function)
ERC20PresetMinterPauser.constructor(string,string).symbol (#1548) shadows:
- ERC20.symbol() (#1112-1114) (function)
Rename the local variables that shadow another component.

Additional information: link

Address.isContract(address) (#331-340) uses assembly
- INLINE ASM (#338)
Address._verifyCallResult(bool,bytes,string) (#476-493) uses assembly
- INLINE ASM (#485-488)
Do not use evm assembly.

Additional information: link

Different versions of Solidity is used:
- Version used: ['>=0.6.0<0.8.0', '>=0.6.2<0.8.0', '^0.6.12']
- >=0.6.0<0.8.0 (#7)
- >=0.6.2<0.8.0 (#308)
- >=0.6.0<0.8.0 (#501)
- >=0.6.0<0.8.0 (#528)
- >=0.6.0<0.8.0 (#746)
- >=0.6.0<0.8.0 (#827)
- >=0.6.0<0.8.0 (#1045)
- >=0.6.0<0.8.0 (#1353)
- >=0.6.0<0.8.0 (#1396)
- >=0.6.0<0.8.0 (#1488)
- >=0.6.0<0.8.0 (#1518)
- ^0.6.12 (#1606)
Use one Solidity version.

Additional information: link

AccessControl._setRoleAdmin(bytes32,bytes32) (#724-727) is never used and should be removed
Address._verifyCallResult(bool,bytes,string) (#476-493) is never used and should be removed
Address.functionCall(address,bytes) (#384-386) is never used and should be removed
Address.functionCall(address,bytes,string) (#394-396) is never used and should be removed
Address.functionCallWithValue(address,bytes,uint256) (#409-411) is never used and should be removed
Address.functionCallWithValue(address,bytes,uint256,string) (#419-426) is never used and should be removed
Address.functionDelegateCall(address,bytes) (#458-460) is never used and should be removed
Address.functionDelegateCall(address,bytes,string) (#468-474) is never used and should be removed
Address.functionStaticCall(address,bytes) (#434-436) is never used and should be removed
Address.functionStaticCall(address,bytes,string) (#444-450) is never used and should be removed
Address.isContract(address) (#331-340) is never used and should be removed
Address.sendValue(address,uint256) (#358-364) is never used and should be removed
Context._msgData() (#518-521) is never used and should be removed
ERC20._setupDecimals(uint8) (#1327-1329) is never used and should be removed
EnumerableSet.add(EnumerableSet.Bytes32Set,bytes32) (#151-153) is never used and should be removed
EnumerableSet.add(EnumerableSet.UintSet,uint256) (#260-262) is never used and should be removed
EnumerableSet.at(EnumerableSet.Bytes32Set,uint256) (#189-191) is never used and should be removed
EnumerableSet.at(EnumerableSet.UintSet,uint256) (#298-300) is never used and should be removed
EnumerableSet.contains(EnumerableSet.Bytes32Set,bytes32) (#168-170) is never used and should be removed
EnumerableSet.contains(EnumerableSet.UintSet,uint256) (#277-279) is never used and should be removed
EnumerableSet.length(EnumerableSet.Bytes32Set) (#175-177) is never used and should be removed
EnumerableSet.length(EnumerableSet.UintSet) (#284-286) is never used and should be removed
EnumerableSet.remove(EnumerableSet.Bytes32Set,bytes32) (#161-163) is never used and should be removed
EnumerableSet.remove(EnumerableSet.UintSet,uint256) (#270-272) is never used and should be removed
SafeMath.div(uint256,uint256) (#959-962) is never used and should be removed
SafeMath.div(uint256,uint256,string) (#1014-1017) is never used and should be removed
SafeMath.mod(uint256,uint256) (#976-979) is never used and should be removed
SafeMath.mod(uint256,uint256,string) (#1034-1037) is never used and should be removed
SafeMath.mul(uint256,uint256) (#940-945) is never used and should be removed
SafeMath.tryAdd(uint256,uint256) (#848-852) is never used and should be removed
SafeMath.tryDiv(uint256,uint256) (#884-887) is never used and should be removed
SafeMath.tryMod(uint256,uint256) (#894-897) is never used and should be removed
SafeMath.tryMul(uint256,uint256) (#869-877) is never used and should be removed
SafeMath.trySub(uint256,uint256) (#859-862) is never used and should be removed
Remove unused functions.

Additional information: link

Average PancakeSwap trading volume, liqudity, number of swaps are extremely low. Token seems to be dead.

Number of Binance Smart Chain (BSC) token holders is low.

Token is deployed only at one blockchain

Token has only one trading pair

Unable to find PancakeSwap trading pair to compute liquidity.

Unable to find PancakeSwap trading pair to compute volume.

Unable to find PancakeSwap trading pair to compute number of swaps.

Unable to find website, listings and other project-related information

Young tokens have high risks of price dump / death

Token has no active CoinGecko listing / rank

Token has no active CoinMarketCap listing / rank