Version in base suite: 1:78.14.0-1~deb10u1
Version in overlay suite: 1:91.11.0-1~deb10u1

Base version: thunderbird_1:91.11.0-1~deb10u1
Target version: thunderbird_1:91.12.0-1~deb10u1
Base files: (none)
Target files: thunderbird-dbgsym_91.12.0-1~deb10u1_s390x.deb thunderbird_91.12.0-1~deb10u1_s390x.deb

+E: embedded-library usr/lib/thunderbird/libnspr4.so: nspr
+E: embedded-library usr/lib/thunderbird/libnss3.so: nss
+E: embedded-library usr/lib/thunderbird/libxul.so: libjpeg
+E: embedded-library usr/lib/thunderbird/libxul.so: libjsoncpp
+E: embedded-library usr/lib/thunderbird/libxul.so: libpng
+E: embedded-library usr/lib/thunderbird/libxul.so: libtheora
+W: breakout-link usr/lib/thunderbird/chrome -> usr/share/thunderbird/chrome
+W: breakout-link usr/lib/thunderbird/defaults -> usr/share/thunderbird/defaults
+W: breakout-link usr/lib/thunderbird/dictionaries -> usr/share/hunspell
+W: breakout-link usr/lib/thunderbird/isp -> usr/share/thunderbird/isp
+W: breakout-link usr/lib/thunderbird/omni.ja -> usr/share/thunderbird/omni.ja