[...]

Already up to date.
No conditional flags passed
from available:
--with   :	
--without:	 python python2 python3
Available branches: master
Searching for tag auto/ti/i2c-tools-4.0-2...
Searching for tag auto/ti/i2c-tools-4_0-2...
--2018-08-30 11:23:27--  http://distfiles.pld-linux.org/distfiles/by-md5/f/8/f873c657d00bc00e9c47ed938c2cd770/i2c-tools-4.0.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: 79972 (78K) [application/octet-stream]
Saving to: 'i2c-tools-4.0.tar.xz'
     0K .......... .......... .......... .......... .......... 64% 1.23M 0s
    50K .......... .......... ........                        100% 38.4M=0.04s
2018-08-30 11:23:27 (1.89 MB/s) - 'i2c-tools-4.0.tar.xz' saved [79972/79972]
Building target platforms: i686-linux
Wrote: /home/users/builder/rpm/SRPMS/i2c-tools-4.0-2.src.rpm
exit status 0
Tagging with prefix: auto/ti/
Already on 'master'
No conditional flags passed
from available:
--with   :	
--without:	 python python2 python3
Writing git revision for tag auto/ti/i2c-tools-4.0-2
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.5695
+ umask 022
+ cd /home/users/builder/rpm/BUILD
+ rm -rf i2c-tools-4.0
Begin-TLD-Builder-Info
Build-Time: user:0.64s sys:0.07s real:2.06s (faults io:0 non-io:118673)
Files queued for ftp:
     86221 i2c-tools-4.0-2.src.rpm
       185 i2c-tools-4.0-2.src.rpm.uploadinfo
End-TLD-Builder-Info