[...]

No conditional flags passed
from available:
--with   :	
--without:	 apidocs static_libs tests
Available branches: AC-branch LIBNOTIFY_0_4 master
Searching for tag auto/ti/libnotify-0.7.8-1...
Searching for tag auto/ti/libnotify-0_7_8-1...
--2019-05-29 12:54:42--  http://distfiles.pld-linux.org/by-md5/b/a/babb4b07b5f21bef42a386d3d7019599/libnotify-0.7.8.tar.xz
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: 108436 (106K) [application/octet-stream]
Saving to: 'libnotify-0.7.8.tar.xz'
     0K .......... .......... .......... .......... .......... 47%  585K 0s
    50K .......... .......... .......... .......... .......... 94% 1.14M 0s
   100K .....                                                 100% 11243G=0.1s
2019-05-29 12:54:43 (826 KB/s) - 'libnotify-0.7.8.tar.xz' saved [108436/108436]
warning: Could not canonicalize hostname: giant
Building target platforms: i686-linux
Wrote: /home/users/builder/rpm/SRPMS/libnotify-0.7.8-1.src.rpm
exit status 0
Tagging with prefix: auto/ti/
Already on 'master'
No conditional flags passed
from available:
--with   :	
--without:	 apidocs static_libs tests
Writing git revision for tag auto/ti/libnotify-0.7.8-1
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.52663
+ umask 022
+ cd /home/users/builder/rpm/BUILD
+ rm -rf libnotify-0.7.8
Begin-TLD-Builder-Info
Build-Time: user:0.73s sys:0.16s real:2.55s (faults io:0 non-io:91614)
Files queued for ftp:
    115672 libnotify-0.7.8-1.src.rpm
       187 libnotify-0.7.8-1.src.rpm.uploadinfo
End-TLD-Builder-Info