Reading package lists... Building dependency tree... Reading state information... NOTICE: 'python-visual' packaging is maintained in the 'Git' version control system at: git://git.debian.org/git/collab-maint/python-visual.git Need to get 2,946 kB of source archives. Get:1 http://urika:3142/ftp.debian.org/debian/ sid/main python-visual 1:5.12-1.6 (dsc) [2,244 B] Get:2 http://urika:3142/ftp.debian.org/debian/ sid/main python-visual 1:5.12-1.6 (tar) [2,914 kB] Get:3 http://urika:3142/ftp.debian.org/debian/ sid/main python-visual 1:5.12-1.6 (diff) [29.8 kB] gpgv: keyblock resource `/tmp/.gnupg/trustedkeys.gpg': file open error gpgv: Signature made Tue 09 Jul 2013 08:54:05 PM UTC using RSA key ID EBE2F31F gpgv: Can't check signature: public key not found dpkg-source: warning: failed to verify signature on ./python-visual_5.12-1.6.dsc dpkg-source: info: extracting python-visual in python-visual-5.12 dpkg-source: info: unpacking python-visual_5.12.orig.tar.gz dpkg-source: info: applying python-visual_5.12-1.6.diff.gz Fetched 2,946 kB in 0s (31.8 MB/s) Reading package lists... Building dependency tree... Reading state information... The following packages have unmet dependencies: libgtkglextmm-x11-1.2-dev : Depends: libgtkglextmm-x11-1.2-0 (= 1.2.0-6+b1) but it is not going to be installed E: Build-dependencies for python-visual could not be satisfied. Killed old client process Internet Systems Consortium DHCP Client 4.3.2 Copyright 2004-2015 Internet Systems Consortium. All rights reserved. For info, please visit https://www.isc.org/software/dhcp/ Listening on LPF/eth0/aa:5d:47:a3:40:b2 Sending on LPF/eth0/aa:5d:47:a3:40:b2 Sending on Socket/fallback DHCPRELEASE on eth0 to 10.0.3.1 port 67 dpkg-buildpackage: source package python-visual dpkg-buildpackage: source version 1:5.12-1.6 dpkg-buildpackage: source distribution unstable dpkg-buildpackage: source changed by Luca Falavigna dpkg-source --before-build python-visual-5.12 dpkg-buildpackage: host architecture amd64 dpkg-checkbuilddeps: Unmet build dependencies: cdbs (>= 0.4.90~) autotools-dev devscripts (>= 2.10.7) quilt patchutils (>= 0.2.25) python-all-dev (>= 2.6.6-3~) debhelper (>= 6) dh-buildinfo python-numpy libgtkglextmm-x11-1.2-dev (>= 1.2) libglibmm-2.4-dev libpangomm-1.4-dev libglademm-2.4-dev libpango1.0-dev libfreetype6-dev libboost-python-dev libboost-signals-dev libboost-thread-dev libglu1-mesa-dev | xlibmesa-glu-dev | libglu-dev dpkg-buildpackage: warning: build dependencies/conflicts unsatisfied; aborting dpkg-buildpackage: warning: (Use -d flag to override.)