[...]

ages/libarchive
 * [new tag]         auto/ti/libarchive-3.1.2-1 -> auto/ti/libarchive-3.1.2-1
error: Macro %_builddir has empty body
error: Macro %_builddir has empty body
Executing(--clean):  env -i TMP=/home/users/builder/tmp PATH=/bin:/usr/bin:/usr/sbin:/sbin:/usr/X11R6/bin HOME=/home/users/builder TMPDIR=/home/users/builder/tmp  /bin/sh -e /home/users/builder/tmp/rpm-tmp.33997
+ umask 022
+ cd /home/users/builder/rpm/BUILD
+ rm -rf libarchive-3.1.2
Begin-PLD-Builder-Info
Build-Time: user:3.14s sys:1.43s real:45.01s (faults io:0 non-io:190074)
Files queued for ftp:
   4525069 libarchive-3.1.2-1.src.rpm
       188 libarchive-3.1.2-1.src.rpm.uploadinfo
End-PLD-Builder-Info