[...]

from available:
--with   :	
--without:	 doc
Available branches: AC-branch RA-branch master
Searching for tag auto/ti/iputils-s20121221-2...
Searching for tag auto/ti/iputils-s20121221-2...
--2015-07-27 18:22:36--  http://distfiles.pld-linux.org/distfiles/by-md5/6/0/6072aef64205720dd1893b375e184171/iputils-s20121221.tar.bz2
Resolving distfiles.pld-linux.org (distfiles.pld-linux.org)... 193.239.45.41
Connecting to distfiles.pld-linux.org (distfiles.pld-linux.org)|193.239.45.41|:80... connected.
HTTP request sent, awaiting response... 200 OK
Length: 155344 (152K) [application/x-bzip2]
Saving to: 'iputils-s20121221.tar.bz2'
     0K .......... .......... .......... .......... .......... 32%  787K 0s
    50K .......... .......... .......... .......... .......... 65% 1.46M 0s
   100K .......... .......... .......... .......... .......... 98% 1.51M 0s
   150K .                                                     100% 3248G=0.1s
2015-07-27 18:22:36 (1.15 MB/s) - 'iputils-s20121221.tar.bz2' saved [155344/155344]
warning: Could not canonicalize hostname: giant
Building target platforms: i686-linux
Wrote: /home/users/builder/rpm/SRPMS/iputils-s20121221-2.src.rpm
exit status 0
Tagging with prefix: auto/ti/
Already on 'master'
No conditional flags passed
from available:
--with   :	
--without:	 doc
Writing git revision for tag auto/ti/iputils-s20121221-2
error: Macro %_builddir has empty body
error: Macro %_builddir has empty body
Executing(--clean): env -i TMP=/home/users/builder/tmp HOME=/home/users/builder PATH=/bin:/usr/bin:/usr/sbin:/sbin:/usr/X11R6/bin TMPDIR=/home/users/builder/tmp  /bin/sh -e /home/users/builder/tmp/rpm-tmp.80959
+ umask 022
+ cd /home/users/builder/rpm/BUILD
+ rm -rf iputils-s20121221
Begin-PLD-Builder-Info
Build-Time: user:3.20s sys:2.06s real:12.33s (faults io:0 non-io:268565)
Files queued for ftp:
    168022 iputils-s20121221-2.src.rpm
       189 iputils-s20121221-2.src.rpm.uploadinfo
End-PLD-Builder-Info