The problem seems to be due to the difference in names of the input. From the build log, it looks like the bots are picking up the form inputs with the names as name, email and message:
However, your form has the input names as user-name, user-email and user-message:
.
I think this is happening due to your HTML only version and the actually rendered version having different input names configured. Would it be possible for you to sync those and let us know how it goes?