[...]

 90050K .......... .......... .......... .......... .......... 99%  330M 0s
 90100K .......... .......... .......... .......... .......... 99% 78.2M 0s
 90150K .......... .......... .......... .......... .......... 99% 79.9M 0s
 90200K .......... .......... .......... .......... .......... 99% 89.6M 0s
 90250K .......... .......... .......... .......... .......... 99%  203M 0s
 90300K .......... .......... .......... .......... .......... 99%  106M 0s
 90350K .......... .......... .......... .......... .......... 99% 84.6M 0s
 90400K .......... .......... .......... .......... .......... 99% 73.4M 0s
 90450K .......... .......... .......... .......... .......... 99%  351M 0s
 90500K .......... .......... .......... .......... .......... 99% 79.6M 0s
 90550K .......... .......... .......... .......... .......... 99% 73.4M 0s
 90600K .......... .......... .......... .......... .......... 99% 96.4M 0s
 90650K .......... .......... .......... .......... .......... 99%  304M 0s
 90700K .......... .......... .......... .......... .......... 99% 80.1M 0s
 90750K .......... .......... .......... .......... .......... 99% 80.8M 0s
 90800K .......... .......... .......... .......... .......... 99% 76.7M 0s
 90850K .......... .......... .......... .......... .......... 99%  340M 0s
 90900K .......... .......... .......... .......... .......... 99% 72.2M 0s
 90950K .......... .......... .......... .......... .......... 99% 95.7M 0s
 91000K ........                                              100%  214M=0.9s
2017-02-08 09:15:13 (98.8 MB/s) - 'linux-4.9.tar.xz' saved [93192404/93192404]
Building target platforms: i686-linux
Wrote: /home/users/builder/rpm/SRPMS/linux-libc-headers-4.9.0-1.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/linux-libc-headers-4.9.0-1
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.1656
+ umask 022
+ cd /home/users/builder/rpm/BUILD
+ rm -rf linux-libc-headers-4.9.0
Begin-TLD-Builder-Info
Build-Time: user:3.99s sys:0.90s real:44.19s (faults io:1 non-io:137579)
Files queued for ftp:
  93240869 linux-libc-headers-4.9.0-1.src.rpm
       196 linux-libc-headers-4.9.0-1.src.rpm.uploadinfo
End-TLD-Builder-Info