Package: mosh Version: 1.2.5-1+b1 I get this when I install mosh:
Preparing to unpack .../mosh_1.2.5-1+b1_i386.deb ... dpkg: error: --compare-versions takes three arguments: <version> <relation> <version> Type dpkg --help for help about installing and deinstalling packages [*]; Use 'apt' or 'aptitude' for user-friendly package management; Type dpkg -Dhelp for a list of dpkg debug flag values; Type dpkg --force-help for a list of forcing options; Type dpkg-deb --help for help about manipulating *.deb files; Options marked [*] produce a lot of output - pipe it through 'less' or 'more' ! Unpacking mosh (1.2.5-1+b1) ... -- System Information: Debian Release: stretch/sid APT prefers unstable APT policy: (990, 'unstable'), (500, 'experimental') Architecture: i386 (x86_64) Foreign Architectures: amd64 Kernel: Linux 4.2.0-1-amd64 (SMP w/2 CPU cores) Locale: LANG=C, LC_CTYPE=pl_PL.UTF-8 (charmap=UTF-8) Shell: /bin/sh linked to /bin/dash Init: sysvinit (via /sbin/init) Versions of packages mosh depends on: ii dpkg 1.18.3 ii libc6 2.19-22 ii libgcc1 1:5.2.1-22 ii libprotobuf9v5 2.6.1-1.3 ii libssl1.0.0 1.0.2d-1 ii libstdc++6 5.2.1-22 ii libtinfo5 6.0+20151024-1 ii libutempter0 1.1.6-1 ii openssh-client 1:6.9p1-2 ii zlib1g 1:1.2.8.dfsg-2+b1 Versions of packages mosh recommends: ii perl-base [libio-socket-ip-perl] 5.20.2-6 -- Jakub Wilk