[...]

  2100K .......... .......... .......... .......... .......... 90% 38.5M 0s
  2150K .......... .......... .......... .......... .......... 92% 71.1M 0s
  2200K .......... .......... .......... .......... .......... 94% 38.5M 0s
  2250K .......... .......... .......... .......... .......... 96%  108M 0s
  2300K .......... .......... .......... .......... .......... 98% 9.97M 0s
  2350K .......... .......... .........                       100% 45.0M=0.2s
2018-12-04 11:23:57 (11.4 MB/s) - 'squid-4.4.tar.xz' saved [2436468/2436468]
--2018-12-04 11:23:57--  http://df.tld-linux.org/distfiles/by-md5/4/f/4f3b6dab1de9cbb847df89d8b417378a/book-full-html.zip
Resolving df.tld-linux.org (df.tld-linux.org)... 46.4.78.55
Connecting to df.tld-linux.org (df.tld-linux.org)|46.4.78.55|:80... connected.
HTTP request sent, awaiting response... 200 OK
Length: 120253 (117K) [application/zip]
Saving to: 'book-full-html.zip'
     0K .......... .......... .......... .......... .......... 42%  961K 0s
    50K .......... .......... .......... .......... .......... 85% 1.97M 0s
   100K .......... .......                                    100% 4.36M=0.08s
2018-12-04 11:23:58 (1.42 MB/s) - 'book-full-html.zip' saved [120253/120253]
warning: Could not canonicalize hostname: giant
Building target platforms: i686-linux
Wrote: /home/users/builder/rpm/SRPMS/squid-4.4-1.src.rpm
exit status 0
Tagging with prefix: auto/ti/
Already on 'master'
No conditional flags passed
from available:
--with   :	 combined_log
--without:	
Writing git revision for tag auto/ti/squid-4.4-1
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.13011
+ umask 022
+ cd /home/users/builder/rpm/BUILD
+ rm -rf squid-4.4
Begin-TLD-Builder-Info
Build-Time: user:0.88s sys:0.17s real:2.69s (faults io:0 non-io:264471)
Files queued for ftp:
   2586706 squid-4.4-1.src.rpm
       181 squid-4.4-1.src.rpm.uploadinfo
End-TLD-Builder-Info