The one and the only low-poly multiplayer blockchain-powered skill-based racing game you can play to earn! With our smart contract-backed CoinracerSmartPool back-end, you can race and earn $CRACE tokens completely decentralized.
Unable to find manual contract audit (e.g. Certik, PeckShield, Solidity...)
Contract ownership is not renounced (belongs to a wallet)
Context._msgData() (@openzeppelin/contracts/utils/Context.sol#20-22) is never used and should be removed
Remove unused functions.
Additional information: link
CoinracerToken.allowance(address,address).owner (contracts/CoinracerToken.sol#101) shadows:
- Ownable.owner() (@openzeppelin/contracts/access/Ownable.sol#34-36) (function)
CoinracerToken._approve(address,address,uint256).owner (contracts/CoinracerToken.sol#288) shadows:
- Ownable.owner() (@openzeppelin/contracts/access/Ownable.sol#34-36) (function)
Rename the local variables that shadow another component.
Additional information: link
CoinracerToken._transfer(address,address,uint256) (contracts/CoinracerToken.sol#227-251) uses timestamp for comparisons
Dangerous comparisons:
- require(bool,string)(whitelist[sender] == true || block.timestamp - lastTrans[sender] > 10,ERC20: anti-bot sender) (contracts/CoinracerToken.sol#234)
- require(bool,string)(whitelist[recipient] == true || block.timestamp - lastTrans[recipient] > 10,ERC20: anti-bot recipient) (contracts/CoinracerToken.sol#235)
Avoid relying on block.timestamp.
Additional information: link
CoinracerToken._transfer(address,address,uint256) (contracts/CoinracerToken.sol#227-251) compares to a boolean constant:
-require(bool,string)(whitelist[sender] == true || block.timestamp - lastTrans[sender] > 10,ERC20: anti-bot sender) (contracts/CoinracerToken.sol#234)
CoinracerToken._transfer(address,address,uint256) (contracts/CoinracerToken.sol#227-251) compares to a boolean constant:
-require(bool,string)(whitelist[recipient] == true || block.timestamp - lastTrans[recipient] > 10,ERC20: anti-bot recipient) (contracts/CoinracerToken.sol#235)
Remove the equality to the boolean constant.
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/IERC20.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 (contracts/CoinracerToken.sol#3) allows old versions
solc-0.8.9 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:
- CoinracerToken.name() (contracts/CoinracerToken.sol#42-44)
symbol() should be declared external:
- CoinracerToken.symbol() (contracts/CoinracerToken.sol#50-52)
decimals() should be declared external:
- CoinracerToken.decimals() (contracts/CoinracerToken.sol#67-69)
totalSupply() should be declared external:
- CoinracerToken.totalSupply() (contracts/CoinracerToken.sol#74-76)
balanceOf(address) should be declared external:
- CoinracerToken.balanceOf(address) (contracts/CoinracerToken.sol#81-83)
transfer(address,uint256) should be declared external:
- CoinracerToken.transfer(address,uint256) (contracts/CoinracerToken.sol#93-96)
allowance(address,address) should be declared external:
- CoinracerToken.allowance(address,address) (contracts/CoinracerToken.sol#101-103)
approve(address,uint256) should be declared external:
- CoinracerToken.approve(address,uint256) (contracts/CoinracerToken.sol#112-115)
transferFrom(address,address,uint256) should be declared external:
- CoinracerToken.transferFrom(address,address,uint256) (contracts/CoinracerToken.sol#156-170)
increaseAllowance(address,uint256) should be declared external:
- CoinracerToken.increaseAllowance(address,uint256) (contracts/CoinracerToken.sol#184-187)
decreaseAllowance(address,uint256) should be declared external:
- CoinracerToken.decreaseAllowance(address,uint256) (contracts/CoinracerToken.sol#203-211)
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
Token has relatively low CoinGecko rank
Young tokens have high risks of price dump / death
Young tokens have high risks of price dump / death
Young tokens have high risks of price dump / death