Reading package lists... Building dependency tree... Reading state information... NOTICE: 'ardour3' packaging is maintained in the 'Git' version control system at: git://anonscm.debian.org/pkg-multimedia/ardour3.git Need to get 9,227 kB of source archives. Get:1 http://urika:3142/ftp.debian.org/debian/ sid/main ardour3 4.1~dfsg-1 (dsc) [2,966 B] Get:2 http://urika:3142/ftp.debian.org/debian/ sid/main ardour3 4.1~dfsg-1 (tar) [9,111 kB] Get:3 http://urika:3142/ftp.debian.org/debian/ sid/main ardour3 4.1~dfsg-1 (diff) [114 kB] gpgv: keyblock resource `/tmp/.gnupg/trustedkeys.gpg': file open error gpgv: Signature made Sat 27 Jun 2015 08:38:56 PM UTC using RSA key ID 2F52107F gpgv: Can't check signature: public key not found dpkg-source: warning: failed to verify signature on ./ardour3_4.1~dfsg-1.dsc dpkg-source: info: extracting ardour3 in ardour3-4.1~dfsg dpkg-source: info: unpacking ardour3_4.1~dfsg.orig.tar.gz dpkg-source: info: unpacking ardour3_4.1~dfsg-1.debian.tar.xz dpkg-source: info: applying waf.patch dpkg-source: info: applying wscript.patch dpkg-source: info: applying log-stdout.patch Fetched 9,227 kB in 0s (61.9 MB/s) Reading package lists... Building dependency tree... Reading state information... The following packages have unmet dependencies: libgnomecanvasmm-2.6-dev : Depends: libgnomecanvasmm-2.6-1c2a (= 2.26.0-1.1+b1) but it is not going to be installed E: Build-dependencies for ardour3 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/eth0/0e:8f:ae:99:51:a6 Sending on LPF/eth0/0e:8f:ae:99:51:a6 Sending on Socket/fallback DHCPRELEASE on eth0 to 10.0.3.1 port 67 dpkg-buildpackage: source package ardour3 dpkg-buildpackage: source version 4.1~dfsg-1 dpkg-buildpackage: source distribution unstable dpkg-buildpackage: source changed by Adrian Knoth dpkg-source --before-build ardour3-4.1~dfsg dpkg-buildpackage: host architecture amd64 dpkg-checkbuilddeps: Unmet build dependencies: cdbs autotools-dev devscripts debhelper (>= 9~) dh-buildinfo gettext intltool libboost-dev (>= 1.49.0) libcurl4-gnutls-dev (>= 7.25.0) libfftw3-dev (>= 3.3.1) libraptor2-dev (>= 2.0.9) librdf0-dev (>= 1.0.15) liblrdf0-dev (>= 0.4.0) libserd-dev (>= 0.18.2~) libsord-dev (>= 0.12.0~) libsuil-dev (>= 0.6.10~) liblilv-dev libsratom-dev (>= 0.4.2~) libsigc++-2.0-dev (>= 2.2.10) libusb-dev uuid-dev libxml2-dev (>= 2.5.7) librasqal3-dev (>= 0.9.28) libcwiid-dev libcairomm-1.0-dev (>= 1.10.0) libgnomecanvas2-dev (>= 2.30.3) libgnomecanvasmm-2.6-dev (>= 2.26.0) libgtkmm-2.4-dev (>= 2.24.2) libpangomm-1.4-dev (>= 2.28.4) ladspa-sdk (>= 1.1-2) libasound2-dev (>= 0.9.4) libaubio-dev (>= 0.3.2) libjack-dev liblo-dev (>= 0.26~) libltc-dev librubberband-dev libsamplerate0-dev (>= 0.1.8) libsndfile1-dev (>= 1.0.25) libsoundtouch-dev (>= 1.5.0) libtagc0-dev lv2-dev (>= 1.2.0) vamp-plugin-sdk (>= 2.1) python-setuptools python-isodate libpcre3-dev python-rdflib dpkg-buildpackage: warning: build dependencies/conflicts unsatisfied; aborting dpkg-buildpackage: warning: (Use -d flag to override.)