[...]

No conditional flags passed
from available:
--with   :	 tests
--without:	
Available branches: AC-branch RA-branch master
Searching for tag auto/ti/perl-libwww-6.35-1...
Searching for tag auto/ti/perl-libwww-6_35-1...
--2018-09-04 08:19:22--  http://distfiles.pld-linux.org/distfiles/by-md5/1/9/19cd0f55f61359c973caa9301ec405bd/libwww-perl-6.35.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: 167508 (164K) [application/x-gzip]
Saving to: 'libwww-perl-6.35.tar.gz'
     0K .......... .......... .......... .......... .......... 30% 1.21M 0s
    50K .......... .......... .......... .......... .......... 61% 2.40M 0s
   100K .......... .......... .......... .......... .......... 91% 71.8M 0s
   150K .......... ...                                        100%  525M=0.06s
2018-09-04 08:19:22 (2.60 MB/s) - 'libwww-perl-6.35.tar.gz' saved [167508/167508]
Building target platforms: i686-linux
Wrote: /home/users/builder/rpm/SRPMS/perl-libwww-6.35-1.src.rpm
exit status 0
Tagging with prefix: auto/ti/
Already on 'master'
No conditional flags passed
from available:
--with   :	 tests
--without:	
Writing git revision for tag auto/ti/perl-libwww-6.35-1
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.62455
+ umask 022
+ cd /home/users/builder/rpm/BUILD
+ rm -rf libwww-perl-6.35
Begin-TLD-Builder-Info
Build-Time: user:0.56s sys:0.06s real:2.23s (faults io:52 non-io:93367)
Files queued for ftp:
    173905 perl-libwww-6.35-1.src.rpm
       188 perl-libwww-6.35-1.src.rpm.uploadinfo
End-TLD-Builder-Info