What likely happens is that aptitude is listing both x86_64 and i386 packages. I can see the same in Synaptic, with the difference that synaptic shows the ":i386" suffix every second line.
What likely happens is that aptitude is listing both x86_64 and i386 packages. I can see the same in Synaptic, with the difference that synaptic shows the ":i386" suffix every second line.