[...]

 17650K .......... .......... .......... .......... .......... 97% 10.2M 0s
 17700K .......... .......... .......... .......... .......... 98% 10.9M 0s
 17750K .......... .......... .......... .......... .......... 98% 10.3M 0s
 17800K .......... .......... .......... .......... .......... 98% 10.8M 0s
 17850K .......... .......... .......... .......... .......... 99% 10.3M 0s
 17900K .......... .......... .......... .......... .......... 99% 10.3M 0s
 17950K .......... .......... .......... .......... .......... 99% 11.0M 0s
 18000K .......... .......... .......... .......... .......... 99% 10.8M 0s
 18050K .......... ..                                         100% 9.93M=1.7s
2016-08-18 08:18:13 (10.4 MB/s) - 'postgresql-9.5.4.tar.bz2' saved [18496299/18496299]
--2016-08-18 08:18:14--  http://df.tld-linux.org/distfiles/by-md5/5/b/5b656ddf1db41965761f85204a14398e/pgsql-Database-HOWTO-html.tar.gz
Resolving df.tld-linux.org (df.tld-linux.org)... 46.4.78.55
Connecting to df.tld-linux.org (df.tld-linux.org)|46.4.78.55|:80... connected.
HTTP request sent, awaiting response... 200 OK
Length: 45992 (45K) [application/x-gzip]
Saving to: 'pgsql-Database-HOWTO-html.tar.gz'
     0K .......... .......... .......... .......... ....      100% 1.68M=0.03s
2016-08-18 08:18:14 (1.68 MB/s) - 'pgsql-Database-HOWTO-html.tar.gz' saved [45992/45992]
Building target platforms: i686-linux
Wrote: /home/users/builder/rpm/SRPMS/postgresql-9.5.4-1.src.rpm
exit status 0
Tagging with prefix: auto/ti/
Already on 'master'
No conditional flags passed
from available:
--with   :	 absolute_dbpaths bonjour systemtap
--without:	 kerberos5 ldap perl python selinux tcl tests
Writing git revision for tag auto/ti/postgresql-9.5.4-1
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.49495
+ umask 022
+ cd /home/users/builder/rpm/BUILD
+ rm -rf postgresql-9.5.4
Begin-TLD-Builder-Info
Build-Time: user:7.28s sys:3.42s real:18.28s (faults io:98 non-io:196784)
Files queued for ftp:
  18429126 postgresql-9.5.4-1.src.rpm
       188 postgresql-9.5.4-1.src.rpm.uploadinfo
End-TLD-Builder-Info