[...]

No conditional flags passed
from available:
--with   :	
--without:	 python2 python3 tests
Available branches: AC-branch master
Searching for tag auto/ti/python-ply-3.10-1...
Searching for tag auto/ti/python-ply-3_10-1...
--2017-11-07 08:20:32--  http://distfiles.pld-linux.org/distfiles/by-md5/1/d/1d63c166ab250bab87d8dcc42dcca70e/ply-3.10.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: 150926 (147K) [application/x-gzip]
Saving to: 'ply-3.10.tar.gz'
     0K .......... .......... .......... .......... .......... 33% 1.05M 0s
    50K .......... .......... .......... .......... .......... 67% 2.12M 0s
   100K .......... .......... .......... .......... .......   100% 96.6M=0.07s
2017-11-07 08:20:33 (2.06 MB/s) - 'ply-3.10.tar.gz' saved [150926/150926]
Building target platforms: i686-linux
Wrote: /home/users/builder/rpm/SRPMS/python-ply-3.10-1.src.rpm
exit status 0
Tagging with prefix: auto/ti/
Already on 'master'
No conditional flags passed
from available:
--with   :	
--without:	 python2 python3 tests
Writing git revision for tag auto/ti/python-ply-3.10-1
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.33683
+ umask 022
+ cd /home/users/builder/rpm/BUILD
+ rm -rf ply-3.10
Begin-TLD-Builder-Info
Build-Time: user:0.68s sys:0.16s real:3.42s (faults io:1 non-io:91963)
Files queued for ftp:
    157625 python-ply-3.10-1.src.rpm
       187 python-ply-3.10-1.src.rpm.uploadinfo
End-TLD-Builder-Info