[...]

No conditional flags passed
from available:
--with   :	
--without:	 tests
Available branches: master
Searching for tag auto/ti/perl-Coro-6.41-4...
Searching for tag auto/ti/perl-Coro-6_41-4...
--2016-03-22 09:24:44--  http://distfiles.pld-linux.org/distfiles/by-md5/8/8/882b3606487db94b35ac309bc7025009/Coro-6.41.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: 189177 (185K) [application/x-gzip]
Saving to: 'Coro-6.41.tar.gz'
     0K .......... .......... .......... .......... .......... 27%  912K 0s
    50K .......... .......... .......... .......... .......... 54% 1.70M 0s
   100K .......... .......... .......... .......... .......... 81% 1.75M 0s
   150K .......... .......... .......... ....                 100% 1.39M=0.1s
2016-03-22 09:24:44 (1.33 MB/s) - 'Coro-6.41.tar.gz' saved [189177/189177]
Building target platforms: i686-linux
Wrote: /home/users/builder/rpm/SRPMS/perl-Coro-6.41-4.src.rpm
exit status 0
Tagging with prefix: auto/ti/
Already on 'master'
No conditional flags passed
from available:
--with   :	
--without:	 tests
Writing git revision for tag auto/ti/perl-Coro-6.41-4
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.41727
+ umask 022
+ cd /home/users/builder/rpm/BUILD
+ rm -rf Coro-6.41
Begin-PLD-Builder-Info
Build-Time: user:2.92s sys:1.53s real:5.22s (faults io:0 non-io:206213)
Files queued for ftp:
    195450 perl-Coro-6.41-4.src.rpm
       186 perl-Coro-6.41-4.src.rpm.uploadinfo
End-PLD-Builder-Info