[...]

 38200K .......... .......... .......... .......... .......... 97% 26.4M 0s
 38250K .......... .......... .......... .......... .......... 97% 43.2M 0s
 38300K .......... .......... .......... .......... .......... 97% 30.5M 0s
 38350K .......... .......... .......... .......... .......... 97% 49.1M 0s
 38400K .......... .......... .......... .......... .......... 98% 58.1M 0s
 38450K .......... .......... .......... .......... .......... 98% 31.4M 0s
 38500K .......... .......... .......... .......... .......... 98% 15.9M 0s
 38550K .......... .......... .......... .......... .......... 98% 80.7M 0s
 38600K .......... .......... .......... .......... .......... 98% 69.4M 0s
 38650K .......... .......... .......... .......... .......... 98% 37.3M 0s
 38700K .......... .......... .......... .......... .......... 98% 72.5M 0s
 38750K .......... .......... .......... .......... .......... 98% 75.0M 0s
 38800K .......... .......... .......... .......... .......... 99% 46.6M 0s
 38850K .......... .......... .......... .......... .......... 99% 41.6M 0s
 38900K .......... .......... .......... .......... .......... 99% 31.5M 0s
 38950K .......... .......... .......... .......... .......... 99% 24.6M 0s
 39000K .......... .......... .......... .......... .......... 99% 40.1M 0s
 39050K .......... .......... .......... .......... .......... 99% 78.5M 0s
 39100K .......... .......... .......... .......... .......... 99% 23.5M 0s
 39150K .......... .......... .......... .......... ...       100% 67.4M=1.1s
2018-03-06 12:01:44 (35.4 MB/s) - 'ntop-5.0.1.tar.gz' saved [40133867/40133867]
Building target platforms: i686-linux
Wrote: /home/users/builder/rpm/SRPMS/ntop-5.0.1-1.src.rpm
exit status 0
Tagging with prefix: auto/ti/
Already on 'master'
No conditional flags passed
from available:
--with   :	 mysql
--without:	
Writing git revision for tag auto/ti/ntop-5.0.1-1
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.75899
+ umask 022
+ cd /home/users/builder/rpm/BUILD
+ rm -rf ntop-5.0.1
Begin-TLD-Builder-Info
Build-Time: user:2.18s sys:0.87s real:6.32s (faults io:0 non-io:207776)
Files queued for ftp:
  40175863 ntop-5.0.1-1.src.rpm
       182 ntop-5.0.1-1.src.rpm.uploadinfo
End-TLD-Builder-Info