[...]

   400K .......... .......... .......... .......... .......... 33% 2.22M 0s
   450K .......... .......... .......... .......... .......... 36%  381M 0s
   500K .......... .......... .......... .......... .......... 40%  107M 0s
   550K .......... .......... .......... .......... .......... 44% 84.9M 0s
   600K .......... .......... .......... .......... .......... 47%  408M 0s
   650K .......... .......... .......... .......... .......... 51% 91.5M 0s
   700K .......... .......... .......... .......... .......... 55% 65.4M 0s
   750K .......... .......... .......... .......... .......... 58%  387M 0s
   800K .......... .......... .......... .......... .......... 62%  102M 0s
   850K .......... .......... .......... .......... .......... 66% 2.43M 0s
   900K .......... .......... .......... .......... .......... 70% 78.0M 0s
   950K .......... .......... .......... .......... .......... 73%  391M 0s
  1000K .......... .......... .......... .......... .......... 77% 86.3M 0s
  1050K .......... .......... .......... .......... .......... 81% 81.5M 0s
  1100K .......... .......... .......... .......... .......... 84%  312M 0s
  1150K .......... .......... .......... .......... .......... 88% 88.9M 0s
  1200K .......... .......... .......... .......... .......... 92% 74.4M 0s
  1250K .......... .......... .......... .......... .......... 95%  368M 0s
  1300K .......... .......... .......... .......... .......... 99%  113M 0s
  1350K ......                                                100%  222M=0.1s
2017-04-05 12:38:12 (9.21 MB/s) - 'gperftools-2.5.tar.gz' saved [1389081/1389081]
Building target platforms: i686-linux
Wrote: /home/users/builder/rpm/SRPMS/gperftools-2.5-1.src.rpm
exit status 0
Tagging with prefix: auto/ti/
Already on 'master'
No conditional flags passed
from available:
--with   :	 minimal
--without:	 libunwind
Writing git revision for tag auto/ti/gperftools-2.5-1
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.40778
+ umask 022
+ cd /home/users/builder/rpm/BUILD
+ rm -rf gperftools-2.5
Begin-TLD-Builder-Info
Build-Time: user:0.65s sys:0.13s real:2.49s (faults io:0 non-io:84843)
Files queued for ftp:
   1395342 gperftools-2.5-1.src.rpm
       186 gperftools-2.5-1.src.rpm.uploadinfo
End-TLD-Builder-Info