Assertion fail in UPDATE (nightly)
Appeared in tests somewhere between rf815c2d5..ra50ad00b yesterday.
2013-12-11T03:12:09 Reading configuration '/tmp/knot-test.master/knot.conf' ...
2013-12-11T03:12:09 Knot DNS 1.4.0-rc1 starting.
2013-12-11T03:12:09 Binding to interface 127.0.0.1 port 53531.
2013-12-11T03:12:09 Configured 1 interfaces and 1 zones.
2013-12-11T03:12:09 Server started in foreground, PID = 21525
2013-12-11T03:12:09 Server running without PID file.
2013-12-11T03:12:10 Semantic checks completed for zone=co.uk.
2013-12-11T03:12:10 Zone 'co.uk.' loaded (serial 43)
2013-12-11T03:12:10 DNSSEC: Zone co.uk. - Signing started...
2013-12-11T03:12:11 DNSSEC: Zone co.uk. - - Key is valid, tag 2370, file Kco.uk.+005+02370.private, ZSK, active, public
2013-12-11T03:12:11 DNSSEC: Zone co.uk. - - Key is valid, tag 61276, file Kco.uk.+005+61276.private, KSK, active, public
2013-12-11T03:12:12 DNSSEC: Zone co.uk. - Successfully signed.
2013-12-11T03:12:12 DNSSEC: Zone co.uk. - planning next resign 2584800s(718h) from now.
2013-12-11T03:12:12 Loaded 1 out of 1 zones.
2013-12-11T03:12:12 Starting server...
2013-12-11T03:12:12 Binding remote control interface to /tmp/knot-test.master/knotc-51999.sock
knotd: knot/server/zones.c:1021: zones_process_update_auth: Assertion `tsig_key' failed.