seeing these messages in ansible playbook execution

[gaurav-dalvi]

TASK [cleanup iptables for ucp] ************************************************
 [WARNING]: The loop variable 'item' is already in use. You should set the `loop_var` value in the `loop_control` option for the task to something else to avoid variable collisions and unexpected behavior.

 [WARNING]: The loop variable 'item' is already in use. You should set the `loop_var` value in the `loop_control` option for the task to something else to avoid variable collisions and unexpected behavior.

seeing this for other tasks as well

TASK [stop nfs services (redhat)] **********************************************
 [WARNING]: The loop variable 'item' is already in use. You should set the `loop_var` value in the `loop_control` option for the task to something else to avoid variable collisions and unexpected behavior.

 [WARNING]: The loop variable 'item' is already in use. You should set the `loop_var` value in the `loop_control` option for the task to something else to avoid variable collisions and unexpected behavior.

is it expected ?

[gaurav-dalvi]

ansible --version
ansible 2.2.1.0
config file = /root/.ansible.cfg
configured module search path = Default w/o overrides