[...]

 78500K .......... .......... .......... .......... .......... 99% 11.6M 0s
 78550K .......... .......... .......... .......... .......... 99% 10.8M 0s
 78600K .......... ....                                       100% 11.7M=7.2s
2014-10-07 08:36:42 (10.6 MB/s) - 'linux-3.16.tar.xz' saved [80501624/80501624]
--2014-10-07 08:36:43--  http://df.tld-linux.org/distfiles/by-md5/3/8/38298e5acfdf188e264cc2984e50410c/patch-3.16.4.xz
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: 210888 (206K) [application/x-xz]
Saving to: 'patch-3.16.4.xz'
     0K .......... .......... .......... .......... .......... 24% 1.79M 0s
    50K .......... .......... .......... .......... .......... 48% 3.80M 0s
   100K .......... .......... .......... .......... .......... 72% 10.9M 0s
   150K .......... .......... .......... .......... .......... 97% 11.5M 0s
   200K .....                                                 100% 12.0M=0.05s
2014-10-07 08:36:43 (4.07 MB/s) - 'patch-3.16.4.xz' saved [210888/210888]
warning: Could not canonicalize hostname: giant
Building target platforms: i686-linux
Wrote: /home/users/builder/rpm/SRPMS/kernel-3.16-grsecurity-3.16.4-1.src.rpm
exit status 0
Tagging with prefix: auto/ti/
Already on 'master'
WARNING! Spec name (kernel-grsecurity) does not agree with package name (kernel-3.16-grsecurity)
No conditional flags passed
from available:
--with   :	 pax verbose
--without:	 doc source
Writing git revision for tag auto/ti/kernel-3.16-grsecurity-3.16.4-1
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.55999
+ umask 022
+ cd /home/users/builder/rpm/BUILD
+ rm -rf kernel-3.16-grsecurity-3.16.4
Begin-PLD-Builder-Info
Build-Time: user:31.41s sys:9.22s real:151.22s (faults io:84 non-io:502310)
Files queued for ftp:
  81900307 kernel-3.16-grsecurity-3.16.4-1.src.rpm
       201 kernel-3.16-grsecurity-3.16.4-1.src.rpm.uploadinfo
End-PLD-Builder-Info