vars.control_server_allowusers_policy_server is not taking effect

 verbose:       IP: ::1
 verbose:       IP: 127.0.0.1
 verbose: Host IPs whose keys we shall establish trust to (trustkeysfrom):
 verbose:       IP: 0.0.0.0/0
 verbose: Host IPs allowed legacy connections (allowlegacyconnects):
 verbose: Users from whom we accept cf-runagent connections (allowusers):
 verbose:       USER: @(def.control_server_allowusers_policy_server)
 verbose: Access control lists:
 verbose:       Path: /bin/bash
 verbose:               admit_ips: 192.168.33.2
 verbose:       Path: /var/cfengine/bin/