If I have a warrant, would I be arrested when I go in

There is a high probability they will, Certainly when you have to show ID. I do not know how strict the control is? From Wikipedia: For the police to make a lawful arrest, the arresting officer(s) must have either (1) probable cause to arrest, or (2) a valid arrest warrant. A valid arrest warrant must be issued by a neutral judge or magistrate, who has determined there is probable cause for an arrest, based upon sworn testimony or an affidavit in support of the petition for a warrant.[10] The arrest warrant must specifically identify the person to be arrested.[11] If a law enforcement affiant provides false information or shows reckless disregard for the truth when providing an affidavit or testimony in support of an arrest warrant, that may constitute grounds to invalidate the warrant.[10] These minimum requirements stem from the language contained in the Fourth Amendment. Federal statute and most jurisdictions mandate the issuance of an arrest warrant for the arrest of individual

No. They just look at your ID, send you through the scanner, and that's it.