[...]

from available:
--with   :	 luastatic
--without:	
Available branches: AC-branch master
Searching for tag auto/ti/lua51-5.1.5-3...
Searching for tag auto/ti/lua51-5_1_5-3...
--2015-06-01 06:42:49--  http://distfiles.pld-linux.org/distfiles/by-md5/2/e/2e115fe26e435e33b0d5c022e4490567/lua-5.1.5.tar.gz
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: 221213 (216K) [application/x-gzip]
Saving to: 'lua-5.1.5.tar.gz'
     0K .......... .......... .......... .......... .......... 23%  813K 0s
    50K .......... .......... .......... .......... .......... 46% 1.54M 0s
   100K .......... .......... .......... .......... .......... 69% 1.58M 0s
   150K .......... .......... .......... .......... .......... 92% 1.67M 0s
   200K .......... ......                                     100% 12.6M=0.2s
2015-06-01 06:42:50 (1.36 MB/s) - 'lua-5.1.5.tar.gz' saved [221213/221213]
warning: Could not canonicalize hostname: giant
Building target platforms: i686-linux
Wrote: /home/users/builder/rpm/SRPMS/lua51-5.1.5-3.src.rpm
exit status 0
Tagging with prefix: auto/ti/
Already on 'master'
No conditional flags passed
from available:
--with   :	 luastatic
--without:	
Writing git revision for tag auto/ti/lua51-5.1.5-3
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.95621
+ umask 022
+ cd /home/users/builder/rpm/BUILD
+ rm -rf lua-5.1.5
Begin-PLD-Builder-Info
Build-Time: user:2.83s sys:1.72s real:5.26s (faults io:0 non-io:252669)
Files queued for ftp:
    232722 lua51-5.1.5-3.src.rpm
       183 lua51-5.1.5-3.src.rpm.uploadinfo
End-PLD-Builder-Info