[...]

  4400K .......... .......... .......... .......... .......... 83% 10.7M 0s
  4450K .......... .......... .......... .......... .......... 84% 11.4M 0s
  4500K .......... .......... .......... .......... .......... 85% 11.6M 0s
  4550K .......... .......... .......... .......... .......... 86% 10.9M 0s
  4600K .......... .......... .......... .......... .......... 87% 11.5M 0s
  4650K .......... .......... .......... .......... .......... 88% 11.5M 0s
  4700K .......... .......... .......... .......... .......... 88% 10.8M 0s
  4750K .......... .......... .......... .......... .......... 89% 11.4M 0s
  4800K .......... .......... .......... .......... .......... 90% 11.0M 0s
  4850K .......... .......... .......... .......... .......... 91% 11.5M 0s
  4900K .......... .......... .......... .......... .......... 92% 10.7M 0s
  4950K .......... .......... .......... .......... .......... 93% 11.5M 0s
  5000K .......... .......... .......... .......... .......... 94% 10.8M 0s
  5050K .......... .......... .......... .......... .......... 95% 11.6M 0s
  5100K .......... .......... .......... .......... .......... 96% 11.1M 0s
  5150K .......... .......... .......... .......... .......... 97% 11.0M 0s
  5200K .......... .......... .......... .......... .......... 98% 11.5M 0s
  5250K .......... .......... .......... .......... .......... 99% 11.0M 0s
  5300K .......... .......... .......... ..........           100% 12.2M=0.7s
2015-07-27 18:17:14 (7.33 MB/s) - 'elfutils-0.159.tar.bz2' saved [5469000/5469000]
warning: Could not canonicalize hostname: giant
Building target platforms: i686-linux
Wrote: /home/users/builder/rpm/SRPMS/elfutils-0.159-2.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/elfutils-0.159-2
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.96985
+ umask 022
+ cd /home/users/builder/rpm/BUILD
+ rm -rf elfutils-0.159
Begin-PLD-Builder-Info
Build-Time: user:5.49s sys:3.26s real:12.26s (faults io:1 non-io:374155)
Files queued for ftp:
   5496639 elfutils-0.159-2.src.rpm
       186 elfutils-0.159-2.src.rpm.uploadinfo
End-PLD-Builder-Info