Well no, its not. Specifically in relation to Asylum Seekers contravening the EU Dublin Regulation and tearing up their passports on an intra-EU flight so they can claim Asylum and the associated social welfare in Ireland rather than France or Germany due to our much higher rates.
https://en.wikipedia.org/wiki/Dublin_Regulation
Basically economic migrants - predominately young men from the middle east - disguising themselves as Refugees and taking social supports away from the families fleeing warzones.
That is one subset of immigration crime that is rightly frown upon and can be completely avoided abolition of the country borders concept that was introduced in the last 100 years or less. Want to help people in need? Instead of confining them into areas and then impose restriction on those and give some of them some money, help those in need. Or don't help, but at least don't pretend that you are bringing justice to the world without addressing the core problems.
In other words, this is actually welfare fraud that happens to have a travel component.