[...]

 87300K .......... .......... .......... .......... .......... 98% 11.6M 0s
 87350K .......... .......... .......... .......... .......... 98% 11.4M 0s
 87400K .......... .......... .......... .......... .......... 99% 10.8M 0s
 87450K .......... .......... .......... .......... .......... 99% 11.5M 0s
 87500K .......... .......... .......... .......... .......... 99% 10.8M 0s
 87550K .......... .......... .......... .......... .......... 99% 11.6M 0s
 87600K .......... .......... .......... .......... .......... 99% 11.5M 0s
 87650K .......... .......... .......... .......... .......... 99% 10.8M 0s
 87700K .......... .......... .......... .......... .......... 99% 11.5M 0s
 87750K .......... .......... .......... .......... .......... 99% 10.9M 0s
 87800K .......... .......... .......... .......... .......... 99% 11.5M 0s
 87850K .......... .......... .......... .......... .......... 99% 10.9M 0s
 87900K .......... .......... .......... .......... .......... 99% 11.5M 0s
 87950K .......... .......... .......... .......... .......... 99% 10.9M 0s
 88000K .......... .......... .......... .......... .......... 99% 11.5M 0s
 88050K .......... .......... .......... .......... .......... 99% 11.5M 0s
 88100K .......... .......... .......... .......... .......... 99% 10.9M 0s
 88150K .......... .......... .......... .......... .......... 99% 11.5M 0s
 88200K .......... .......... .......... .......... .......... 99% 10.8M 0s
 88250K .......... .......... .......... .......... ...       100% 12.0M=7.7s
2016-07-26 16:25:47 (11.2 MB/s) - 'linux-4.7.tar.xz' saved [90412100/90412100]
Building target platforms: i686-linux
Wrote: /home/users/builder/rpm/SRPMS/linux-libc-headers-4.7.0-1.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-4.7.0-1
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.9314
+ umask 022
+ cd /home/users/builder/rpm/BUILD
+ rm -rf linux-libc-headers-4.7.0
Begin-PLD-Builder-Info
Build-Time: user:17.93s sys:5.42s real:33.51s (faults io:20 non-io:136587)
Files queued for ftp:
  90459043 linux-libc-headers-4.7.0-1.src.rpm
       196 linux-libc-headers-4.7.0-1.src.rpm.uploadinfo
End-PLD-Builder-Info