Description of problem:
Currently, for ant failure on foreman server, there is a generic error message which doesn't reveal the nature of the problem.

Version-Release number of selected component (if applicable):
commit 

How reproducible:
always

Steps to Reproduce:
1. Provision a host via foreman and set a password shorter than 8 characters

Actual results:
Failure message: "Error while executing action New Host: Failed to communicate with the external provider."

Expected results:
A better message.

Additional info: