anchor.diff:  		if(instance.lastHostAddress == "") {
   			return "unknown";
   		}
  -		return instance.lastHostAddress;
  +		return duplicate(instance.lastHostAddress);
   	}
   	
   	/**
  
positive.code: 	 */
  	
  	public void function addRoles(required Array newRoles) {
  		for(local.newRole in arguments.newRoles) {
  			addRole(local.newRole);
  		}
  	}
  	
  
negative.code: 	 */
  	
  	private void function setAccountId(required numeric accountId) {
  		instance.accountId = arguments.accountId;
  	}
  	
  	/**
  