"We gotcha! We found proof that you illegally voted! Hypocrite! Hypocrite!" has been the song-and-dance since the fucking 1980s.
I've never heard of a single person whose opinion was swayed on these grounds, because you either
a) Don't give a shit about "illegal voting" as an issue
or
b) Know exactly what an "illegal voter" looks like, because you're a hyper-partisan hack who can hear the dog whistle