VCE [Vince] Token

Contract ownership is not renounced (belongs to a wallet)

Ownable._previousOwner (contracts/libs/Ownable.sol#21) is never used in Vince (contracts/Vince.sol#34-304)
Ownable._lockTime (contracts/libs/Ownable.sol#22) is never used in Vince (contracts/Vince.sol#34-304)
Remove unused state variables.

Additional information: link

Vince.constructor() (contracts/Vince.sol#56-64) uses literals with too many digits:
- _totalSupply = 1000000000 * 10 ** 9 * 10 ** 9 (contracts/Vince.sol#60)
Use: Ether suffix, Time suffix, or The scientific notation

Additional information: link

Redundant expression "this (@openzeppelin/contracts/GSN/Context.sol#21)" inContext (@openzeppelin/contracts/GSN/Context.sol#15-24)
Remove redundant statements if they congest code but offer no value.

Additional information: link

Vince.allowance(address,address).owner (contracts/Vince.sol#125) shadows:
- Ownable.owner() (contracts/libs/Ownable.sol#38-40) (function)
Vince._approve(address,address,uint256).owner (contracts/Vince.sol#286) shadows:
- Ownable.owner() (contracts/libs/Ownable.sol#38-40) (function)
Rename the local variables that shadow another component.

Additional information: link

Different versions of Solidity are used:
- Version used: ['>=0.4.0', '>=0.6.4', '^0.6.0']
- ^0.6.0 (@openzeppelin/contracts/GSN/Context.sol#3)
- ^0.6.0 (@openzeppelin/contracts/math/SafeMath.sol#3)
- >=0.4.0 (contracts/Vince.sol#3)
- >=0.6.4 (contracts/libs/IBEP20.sol#1)
- >=0.4.0 (contracts/libs/Ownable.sol#3)
Use one Solidity version.

Additional information: link

SafeMath.mul(uint256,uint256) (@openzeppelin/contracts/math/SafeMath.sol#77-89) is never used and should be removed
SafeMath.sub(uint256,uint256) (@openzeppelin/contracts/math/SafeMath.sol#46-48) is never used and should be removed
Vince._burnFrom(address,uint256) (contracts/Vince.sol#300-303) is never used and should be removed
Vince._burn(address,uint256) (contracts/Vince.sol#265-271) is never used and should be removed
SafeMath.mod(uint256,uint256,string) (@openzeppelin/contracts/math/SafeMath.sol#155-158) is never used and should be removed
SafeMath.div(uint256,uint256,string) (@openzeppelin/contracts/math/SafeMath.sol#119-125) is never used and should be removed
Context._msgData() (@openzeppelin/contracts/GSN/Context.sol#20-23) is never used and should be removed
SafeMath.mod(uint256,uint256) (@openzeppelin/contracts/math/SafeMath.sol#139-141) is never used and should be removed
SafeMath.div(uint256,uint256) (@openzeppelin/contracts/math/SafeMath.sol#103-105) is never used and should be removed
Vince._mint(address,uint256) (contracts/Vince.sol#246-252) is never used and should be removed
Remove unused functions.

Additional information: link

Pragma version^0.6.0 (@openzeppelin/contracts/math/SafeMath.sol#3) allows old versions
Pragma version>=0.4.0 (contracts/Vince.sol#3) allows old versions
Pragma version>=0.4.0 (contracts/libs/Ownable.sol#3) allows old versions
Pragma version>=0.6.4 (contracts/libs/IBEP20.sol#1) allows old versions
Pragma version^0.6.0 (@openzeppelin/contracts/GSN/Context.sol#3) allows old versions
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

Ownable._previousOwner (contracts/libs/Ownable.sol#21) should be constant
Ownable._lockTime (contracts/libs/Ownable.sol#22) should be constant
Add the constant attributes to state variables that never change.

Additional information: link

decimals() should be declared external:
- Vince.decimals() (contracts/Vince.sol#91-93)
renounceOwnership() should be declared external:
- Ownable.renounceOwnership() (contracts/libs/Ownable.sol#57-60)
increaseAllowance(address,uint256) should be declared external:
- Vince.increaseAllowance(address,uint256) (contracts/Vince.sol#175-178)
name() should be declared external:
- Vince.name() (contracts/Vince.sol#76-78)
decreaseAllowance(address,uint256) should be declared external:
- Vince.decreaseAllowance(address,uint256) (contracts/Vince.sol#194-197)
approve(address,uint256) should be declared external:
- Vince.approve(address,uint256) (contracts/Vince.sol#136-139)
totalSupply() should be declared external:
- Vince.totalSupply() (contracts/Vince.sol#98-100)
symbol() should be declared external:
- Vince.symbol() (contracts/Vince.sol#84-86)
transferOwnership(address) should be declared external:
- Ownable.transferOwnership(address) (contracts/libs/Ownable.sol#66-70)
transferFrom(address,address,uint256) should be declared external:
- Vince.transferFrom(address,address,uint256) (contracts/Vince.sol#153-161)
transfer(address,uint256) should be declared external:
- Vince.transfer(address,uint256) (contracts/Vince.sol#117-120)
balanceOf(address) should be declared external:
- Vince.balanceOf(address) (contracts/Vince.sol#105-107)
allowance(address,address) should be declared external:
- Vince.allowance(address,address) (contracts/Vince.sol#125-127)
Use the external attribute for functions never called from the contract.

Additional information: link

Average 30d PancakeSwap liquidity is less than $100. Token is either dead or inactive.

Average 30d PancakeSwap volume is less than $100. Token is either dead or inactive.

Average 30d number of PancakeSwap swaps is less than 1. Token is either dead or inactive.

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

Token is deployed only at one blockchain

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

BscScan page for the token does not contain additional info: website, socials, description, etc.

Additional information: link

Unable to find token/project description on the website or on BscScan, CoinMarketCap

Unable to find whitepaper link on the website

Unable to find token on CoinHunt

Additional information: link

Unable to find code repository for the project

Token is not listed at Mobula.Finance

Additional information: link

Unable to verify token contract address on the website

Token has a considerable age, but average PancakeSwap 30d trading volume is low

Young tokens have high risks of price dump / death

Young tokens have high risks of price dump / death

Token has relatively low CoinGecko rank