Package: sia Version: 1.3.0-4+b3 Severity: serious Your package has a preinst maintainer script, calling adduser. At the same time, your package Depends: adduser, but does not Pre-Depends: adduser. Installing your package fails when adduser is not yet configured.
Reproducer: $ mmdebstrap --variant=essential --include=sia unstable /dev/null Selecting previously unselected package sia. Preparing to unpack .../7-sia_1.3.0-4+b3_arm64.deb ... warn: `/etc/adduser.conf' does not exist. Using defaults. Insecure $ENV{PATH} while running with -T switch at /usr/share/perl5/Debian/AdduserLogging.pm line 161. dpkg: error processing archive /tmp/apt-dpkg-install-uI5TXy/7-sia_1.3.0-4+b3_arm64.deb (--unpack): new sia package pre-installation script subprocess returned error exit status 25 Errors were encountered while processing: /tmp/apt-dpkg-install-uI5TXy/7-sia_1.3.0-4+b3_arm64.deb E: Sub-process env returned an error code (1) You may consider replacing adduser with a sysusers fragment, see https://manpages.debian.org/unstable/debhelper/dh_installsysusers.1.en.html Otherwise, please Pre-Depend on adduser. Best, Chris