Version in base suite: 1.15.15-1~deb11u2
Version in overlay suite: 1.15.15-1~deb11u4

Base version: golang-1.15_1.15.15-1~deb11u2
Target version: golang-1.15_1.15.15-1~deb11u4
Base files: golang-1.15-go_1.15.15-1~deb11u2_armhf.deb golang-1.15-src_1.15.15-1~deb11u2_armhf.deb
Target files: golang-1.15-go_1.15.15-1~deb11u4_armhf.deb golang-1.15-src_1.15.15-1~deb11u4_armhf.deb

File lists identical on package level (after any substitutions)

Control files of package golang-1.15-go: lines which differ (wdiff format)
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Depends: golang-1.15-src (>= [-1.15.15-1~deb11u2),-] {+1.15.15-1~deb11u4),+} libc6 (>= 2.4)
Installed-Size: [-229646-] {+229736+}
Version: [-1.15.15-1~deb11u2-] {+1.15.15-1~deb11u4+}

No differences were encountered between the postinst files of package golang-1.15-go

Control files of package golang-1.15-src: lines which differ (wdiff format)
---------------------------------------------------------------------------
Installed-Size: [-94107-] {+94112+}
Version: [-1.15.15-1~deb11u2-] {+1.15.15-1~deb11u4+}