[...]

anch
No conditional flags passed
from available:
--with   :	
--without:	 numpy python2 python3
Writing git revision for tag auto/ti/boost-1.70.0-2
On detached HEAD. Use -r BRANCHNAME to override
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.10477
+ umask 022
+ cd /home/users/builder/rpm/BUILD
+ rm -rf boost_1_70_0
Begin-TLD-Builder-Info
Build-Time: user:3.96s sys:0.59s real:18.10s (faults io:41 non-io:160331)
Files queued for ftp:
  97739813 boost-1.70.0-2.src.rpm
       184 boost-1.70.0-2.src.rpm.uploadinfo
End-TLD-Builder-Info