[...]

builder: SMP make flags are set to -j2
Cloning into 'dracut'...
a3e8f18d60faf237a3aec320658b535c4bc41c7b
Already on 'master'
Already up-to-date.
Available branches: master
Searching for tag auto/ti/dracut-037-4...
Searching for tag auto/ti/dracut-037-4...
--2014-05-17 16:02:11--  http://df.tld-linux.org/distfiles/by-md5/8/6/866982a7ab49e3e4442fe966eeff4111/dracut-037.tar.xz
Resolving df.tld-linux.org (df.tld-linux.org)... 46.4.78.55
Connecting to df.tld-linux.org (df.tld-linux.org)|46.4.78.55|:80... connected.
HTTP request sent, awaiting response... 200 OK
Length: 256964 (251K) [application/x-xz]
Saving to: 'dracut-037.tar.xz'
     0K .......... .......... .......... .......... .......... 19% 21.6M 0s
    50K .......... .......... .......... .......... .......... 39% 33.4M 0s
   100K .......... .......... .......... .......... .......... 59% 42.7M 0s
   150K .......... .......... .......... .......... .......... 79% 62.3M 0s
   200K .......... .......... .......... .......... .......... 99% 72.2M 0s
   250K                                                       100% 3.69M=0.007s
2014-05-17 16:02:11 (37.3 MB/s) - 'dracut-037.tar.xz' saved [256964/256964]
Building target platforms: i686-linux
Wrote: /home/users/builder/rpm/SRPMS/dracut-037-4.src.rpm
exit status 0
Tagging with prefix: auto/ti/
Version: 037
Release: 4
tag: auto/ti/dracut-037-4
Searching for tag auto/ti/dracut-037-4...
Failed to add the ECDSA host key for IP address '5.9.25.22' to the list of known hosts (/home/users/builder/.ssh/known).
To ssh://git@git.tld-linux.org/packages/dracut
 * [new tag]         auto/ti/dracut-037-4 -> auto/ti/dracut-037-4
error: Macro %_builddir has empty body
error: Macro %_builddir has empty body
Executing(--clean):  env -i TMP=/home/users/builder/tmp PATH=/bin:/usr/bin:/usr/sbin:/sbin:/usr/X11R6/bin HOME=/home/users/builder TMPDIR=/home/users/builder/tmp  /bin/sh -e /home/users/builder/tmp/rpm-tmp.99938
+ umask 022
+ cd /home/users/builder/rpm/BUILD
+ rm -rf dracut-037
Begin-PLD-Builder-Info
Build-Time: user:0.54s sys:0.10s real:1.76s (faults io:0 non-io:328404)
Files queued for ftp:
    278023 dracut-037-4.src.rpm
       182 dracut-037-4.src.rpm.uploadinfo
End-PLD-Builder-Info