[...]

  7850K .......... .......... .......... .......... .......... 89% 81.8M 0s
  7900K .......... .......... .......... .......... .......... 90%  382M 0s
  7950K .......... .......... .......... .......... .......... 90% 82.7M 0s
  8000K .......... .......... .......... .......... .......... 91% 1.56M 0s
  8050K .......... .......... .......... .......... .......... 92% 54.6M 0s
  8100K .......... .......... .......... .......... .......... 92%  103M 0s
  8150K .......... .......... .......... .......... .......... 93% 77.3M 0s
  8200K .......... .......... .......... .......... .......... 93% 76.5M 0s
  8250K .......... .......... .......... .......... .......... 94%  327M 0s
  8300K .......... .......... .......... .......... .......... 94% 83.8M 0s
  8350K .......... .......... .......... .......... .......... 95% 87.3M 0s
  8400K .......... .......... .......... .......... .......... 96% 75.8M 0s
  8450K .......... .......... .......... .......... .......... 96%  347M 0s
  8500K .......... .......... .......... .......... .......... 97% 84.1M 0s
  8550K .......... .......... .......... .......... .......... 97% 84.1M 0s
  8600K .......... .......... .......... .......... .......... 98% 74.3M 0s
  8650K .......... .......... .......... .......... .......... 98%  384M 0s
  8700K .......... .......... .......... .......... .......... 99% 74.2M 0s
  8750K .......... .......... .......... .......... ......    100% 73.9M=0.6s
2019-12-15 22:16:23 (15.3 MB/s) - 'elfutils-0.178.tar.bz2' saved [9007557/9007557]
warning: Could not canonicalize hostname: giant
Building target platforms: i686-linux
Wrote: /home/users/builder/rpm/SRPMS/elfutils-0.178-1.src.rpm
exit status 0
Tagging with prefix: auto/ti/
Already on 'master'
No conditional flags passed
from available:
--with   :	
--without:	 debuginfod tests
Writing git revision for tag auto/ti/elfutils-0.178-1
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.4356
+ umask 022
+ cd /home/users/builder/rpm/BUILD
+ rm -rf elfutils-0.178
Begin-TLD-Builder-Info
Build-Time: user:1.42s sys:0.45s real:4.03s (faults io:0 non-io:149906)
Files queued for ftp:
   9023985 elfutils-0.178-1.src.rpm
       186 elfutils-0.178-1.src.rpm.uploadinfo
End-TLD-Builder-Info