[...]

aved [81984414/81984414]
Building target platforms: i686-linux
Wrote: /home/users/builder/rpm/SRPMS/boost-1.63.0-2.src.rpm
exit status 0
Tagging with prefix: auto/ti/
Already on 'master'
No conditional flags passed
from available:
--with   :	
--without:	 numpy python2 python3
Writing git revision for tag auto/ti/boost-1.63.0-2
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.87272
+ umask 022
+ cd /home/users/builder/rpm/BUILD
+ rm -rf boost_1_63_0
Begin-TLD-Builder-Info
Build-Time: user:3.95s sys:1.08s real:8.91s (faults io:0 non-io:161665)
Files queued for ftp:
  81841088 boost-1.63.0-2.src.rpm
       184 boost-1.63.0-2.src.rpm.uploadinfo
End-TLD-Builder-Info