[...]

  5400K .......... .......... .......... .......... .......... 86%  377M 0s
  5450K .......... .......... .......... .......... .......... 86%  459M 0s
  5500K .......... .......... .......... .......... .......... 87%  449M 0s
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  6000K .......... .......... .......... .......... .......... 95%  372M 0s
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  6100K .......... .......... .......... .......... .......... 97%  458M 0s
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  6300K .......... .......... .......... .....                100%  435M=0.01s
2019-08-31 21:56:36 (413 MB/s) - 'jack2-1.9.12.tar.gz' saved [6487135/6487135]
warning: Could not canonicalize hostname: giant
Building target platforms: i686-linux
Wrote: /home/users/builder/rpm/SRPMS/jack-audio-connection-kit-1.9.12-2.src.rpm
exit status 0
Tagging with prefix: auto/ti/
Already on 'master'
No conditional flags passed
from available:
--with   :	 classic ffado
--without:	 apidocs freebob
Writing git revision for tag auto/ti/jack-audio-connection-kit-1.9.12-2
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.3622
+ umask 022
+ cd /home/users/builder/rpm/BUILD
+ rm -rf jack2-1.9.12
Begin-TLD-Builder-Info
Build-Time: user:0.83s sys:0.12s real:1.75s (faults io:0 non-io:90371)
Files queued for ftp:
   6489362 jack-audio-connection-kit-1.9.12-2.src.rpm
       204 jack-audio-connection-kit-1.9.12-2.src.rpm.uploadinfo
End-TLD-Builder-Info