Reentrancy in Reentrancy.withdrawBalance() (tests/reentrancy.sol#14-21):
	External calls:
	- ! (msg.sender.call.value(userBalance[msg.sender])()) (tests/reentrancy.sol#17)
	State variables written after the call(s):
	- Reentrancy.userBalance (tests/reentrancy.sol#4) in userBalance[msg.sender] = 0 (tests/reentrancy.sol#20)
Reentrancy in Reentrancy.withdrawBalance_nested() (tests/reentrancy.sol#64-70):
	External calls:
	- msg.sender.call.value(amount / 2)() (tests/reentrancy.sol#67)
	State variables written after the call(s):
	- Reentrancy.userBalance (tests/reentrancy.sol#4) in userBalance[msg.sender] = 0 (tests/reentrancy.sol#68)
Reference: https://github.com/crytic/slither/wiki/Detector-Documentation#reentrancy-vulnerabilities
tests/reentrancy.sol analyzed (1 contracts with 1 detectors), 2 result(s) found