[...]

builder: SMP make flags are set to -j2
Cloning into 'iputils'...
From git://git.pld-linux.org/packages/iputils
 * [new ref]         refs/notes/commits -> refs/notes/commits
fabbb5e7b3821bf8990b3337db43a433d844e453
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/iputils-s20190709-1...
Searching for tag auto/ti/iputils-s20190709-1...
--2020-03-13 22:20:06--  http://distfiles.pld-linux.org/by-md5/d/8/d8d1d5af83aeae946ae909ddc0041cca/s20190709.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: 404101 (395K) [application/x-gzip]
Saving to: 's20190709.tar.gz'
     0K .......... .......... .......... .......... .......... 12%  610K 1s
    50K .......... .......... .......... .......... .......... 25% 1.14M 0s
   100K .......... .......... .......... .......... .......... 38% 72.3M 0s
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   200K .......... .......... .......... .......... .......... 63% 1.19M 0s
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   300K .......... .......... .......... .......... .......... 88% 77.5M 0s
   350K .......... .......... .......... .......... ....      100% 90.0M=0.2s
2020-03-13 22:20:07 (2.28 MB/s) - 's20190709.tar.gz' saved [404101/404101]
warning: Could not canonicalize hostname: giant
Building target platforms: i686-linux
Wrote: /home/users/builder/rpm/SRPMS/iputils-s20190709-1.src.rpm
exit status 0
Tagging with prefix: auto/ti/
Already on 'master'
Writing git revision for tag auto/ti/iputils-s20190709-1
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.15241
+ umask 022
+ cd /home/users/builder/rpm/BUILD
+ rm -rf iputils-s20190709
Begin-TLD-Builder-Info
Build-Time: user:1.20s sys:0.51s real:5.45s (faults io:3 non-io:87284)
Files queued for ftp:
    411783 iputils-s20190709-1.src.rpm
       189 iputils-s20190709-1.src.rpm.uploadinfo
End-TLD-Builder-Info