[...]

     0K .......... .......... .......... .......... ..........  5% 1.20M 1s
    50K .......... .......... .......... .......... .......... 10% 2.39M 1s
   100K .......... .......... .......... .......... .......... 15% 89.2M 0s
   150K .......... .......... .......... .......... .......... 20%  115M 0s
   200K .......... .......... .......... .......... .......... 26% 2.47M 0s
   250K .......... .......... .......... .......... .......... 31% 77.5M 0s
   300K .......... .......... .......... .......... .......... 36% 81.9M 0s
   350K .......... .......... .......... .......... .......... 41%  111M 0s
   400K .......... .......... .......... .......... .......... 47% 2.57M 0s
   450K .......... .......... .......... .......... .......... 52%  150M 0s
   500K .......... .......... .......... .......... .......... 57%  135M 0s
   550K .......... .......... .......... .......... .......... 62%  111M 0s
   600K .......... .......... .......... .......... .......... 68% 69.4M 0s
   650K .......... .......... .......... .......... .......... 73% 2.62M 0s
   700K .......... .......... .......... .......... .......... 78% 71.7M 0s
   750K .......... .......... .......... .......... .......... 83% 83.1M 0s
   800K .......... .......... .......... .......... .......... 89% 87.5M 0s
   850K .......... .......... .......... .......... .......... 94%  116M 0s
   900K .......... .......... .......... .......... .......... 99% 2.66M 0s
   950K ....                                                  100% 46.3M=0.1s
2018-03-12 15:11:01 (6.49 MB/s) - 'libburn-1.4.8.tar.gz' saved [977757/977757]
Building target platforms: i686-linux
Wrote: /home/users/builder/rpm/SRPMS/libburn-1.4.8-1.src.rpm
exit status 0
Tagging with prefix: auto/ti/
Already on 'master'
No conditional flags passed
from available:
--with   :	
--without:	 static_libs
Writing git revision for tag auto/ti/libburn-1.4.8-1
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.56294
+ umask 022
+ cd /home/users/builder/rpm/BUILD
+ rm -rf libburn-1.4.8
Begin-TLD-Builder-Info
Build-Time: user:0.63s sys:0.16s real:2.49s (faults io:0 non-io:89653)
Files queued for ftp:
    982856 libburn-1.4.8-1.src.rpm
       185 libburn-1.4.8-1.src.rpm.uploadinfo
End-TLD-Builder-Info