I've checked Apttermlog.txt more carefully, and it seems to be caused by a circular dependency:
systemd-sysv < systemd < libcryptsetup4 < libdevmapper1.02.1:amd64 < dmsetup < libdevmapper1.02.1
I've checked Apttermlog.txt more carefully, and it seems to be caused by a circular dependency:
systemd-sysv < systemd < libcryptsetup4 < libdevmapper1. 02.1:amd64 < dmsetup < libdevmapper1.02.1