Version in base suite: 1:2.1.0-2
Version in overlay suite: 1:2.1.0-2+deb11u1

Base version: traceroute_1:2.1.0-2
Target version: traceroute_1:2.1.0-2+deb11u1
Base files: traceroute-dbgsym_2.1.0-2_armel.deb traceroute_2.1.0-2_armel.deb
Target files: traceroute-dbgsym_2.1.0-2+deb11u1_armel.deb traceroute_2.1.0-2+deb11u1_armel.deb

-E: unknown-priority extra