[...]

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: 685770 (670K) [application/x-bzip2]
Saving to: 'zziplib-0.13.62.tar.bz2'
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   100K .......... .......... .......... .......... .......... 22%  134M 0s
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   600K .......... .......... .......... .......... .......... 97%  169M 0s
   650K .......... .........                                  100%  142M=0.1s
2018-03-13 10:20:23 (6.27 MB/s) - 'zziplib-0.13.62.tar.bz2' saved [685770/685770]
Building target platforms: i686-linux
Wrote: /home/users/builder/rpm/SRPMS/zziplib-0.13.62-2.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/zziplib-0.13.62-2
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.78593
+ umask 022
+ cd /home/users/builder/rpm/BUILD
+ rm -rf zziplib-0.13.62
Begin-TLD-Builder-Info
Build-Time: user:1.23s sys:0.32s real:3.02s (faults io:0 non-io:110363)
Files queued for ftp:
    693603 zziplib-0.13.62-2.src.rpm
       187 zziplib-0.13.62-2.src.rpm.uploadinfo
End-TLD-Builder-Info