[...]

builder: SMP make flags are set to -j2
Cloning into 'tdb'...
ea45e438e0aa0bd554bcaf72a6a1fc85cec56edd
Already on 'master'
Your branch is up-to-date with 'origin/master'.
Already up-to-date.
Available branches: AC-branch RA-branch master
Searching for tag auto/ti/tdb-1.3.10-1...
Searching for tag auto/ti/tdb-1_3_10-1...
--2016-08-18 10:21:39--  http://distfiles.pld-linux.org/distfiles/by-md5/c/9/c98f24eb469022b0f1741d3a504cfda5/tdb-1.3.10.tar.gz
Resolving distfiles.pld-linux.org (distfiles.pld-linux.org)... 193.239.45.41
Connecting to distfiles.pld-linux.org (distfiles.pld-linux.org)|193.239.45.41|:80... connected.
HTTP request sent, awaiting response... 200 OK
Length: 494907 (483K) [application/x-gzip]
Saving to: 'tdb-1.3.10.tar.gz'
     0K .......... .......... .......... .......... .......... 10%  893K 0s
    50K .......... .......... .......... .......... .......... 20% 1.67M 0s
   100K .......... .......... .......... .......... .......... 31% 1.73M 0s
   150K .......... .......... .......... .......... .......... 41% 1.85M 0s
   200K .......... .......... .......... .......... .......... 51% 11.0M 0s
   250K .......... .......... .......... .......... .......... 62% 2.32M 0s
   300K .......... .......... .......... .......... .......... 72% 6.84M 0s
   350K .......... .......... .......... .......... .......... 82% 11.5M 0s
   400K .......... .......... .......... .......... .......... 93% 3.12M 0s
   450K .......... .......... .......... ...                  100% 5.54M=0.2s
2016-08-18 10:21:40 (2.38 MB/s) - 'tdb-1.3.10.tar.gz' saved [494907/494907]
Building target platforms: i686-linux
Wrote: /home/users/builder/rpm/SRPMS/tdb-1.3.10-1.src.rpm
exit status 0
Tagging with prefix: auto/ti/
Already on 'master'
Writing git revision for tag auto/ti/tdb-1.3.10-1
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.36534
+ umask 022
+ cd /home/users/builder/rpm/BUILD
+ rm -rf tdb-1.3.10
Begin-TLD-Builder-Info
Build-Time: user:2.89s sys:1.28s real:5.12s (faults io:0 non-io:89893)
Files queued for ftp:
    499731 tdb-1.3.10-1.src.rpm
       182 tdb-1.3.10-1.src.rpm.uploadinfo
End-TLD-Builder-Info