Package: nullmailer Version: 1:2.2-3 In buster, nullmailer now seems to report as nullmailer-send in syslog:
Jul 28 08:02:08 falken nullmailer-send[586]: Trigger pulled. Jul 28 08:02:08 falken nullmailer-send[586]: Rescanning queue. Jul 28 08:02:08 falken nullmailer-send[586]: Starting delivery, 1 message(s) in queue. Jul 28 08:02:08 falken nullmailer-send[586]: Starting delivery: [ ... ] thus sed --in-place 's/nullmailer/nullmailer-send/' /etc/logcheck/ignore.d.server/nullmailer is required (and maybe everywhere else). Also some more lines needs filtering (e.g. Message-Id: <.+>) and the order in Starting delivery changed. Here is the diff that works for me (using ignore.d.server): --- /tmp/nullmailer.ORIG 2019-07-28 19:07:10.497156131 +0200 +++ /etc/logcheck/ignore.d.server/nullmailer 2019-07-28 15:06:22.544887446 +0200 @@ -1,7 +1,8 @@ -nullmailer\[[0-9]+\]: Rescanning queue\. -nullmailer\[[0-9]+\]: Trigger pulled\. -nullmailer\[[0-9]+\]: Starting delivery, [0-9]+ message\(s\) in queue\. -nullmailer\[[0-9]+\]: Starting delivery: protocol: [a-z]+ host: .+ file: [0-9\.]+ -nullmailer\[[0-9]+\]: Sent file\. -nullmailer\[[0-9]+\]: Delivery complete, 0 message\(s\) remain\. -nullmailer\[[0-9]+\]: smtp: Succeeded: +nullmailer-send\[[0-9]+\]: Rescanning queue\. +nullmailer-send\[[0-9]+\]: Trigger pulled\. +nullmailer-send\[[0-9]+\]: Starting delivery, [0-9]+ message\(s\) in queue\. +nullmailer-send\[[0-9]+\]: Starting delivery: host: .+ protocol: [a-z]+ file: [0-9\.]+ +nullmailer-send\[[0-9]+\]: Sent file\. +nullmailer-send\[[0-9]+\]: Delivery complete, 0 message\(s\) remain\. +nullmailer-send\[[0-9]+\]: smtp: Succeeded: +nullmailer-send\[[0-9]+\]: Message-Id: <.+>