[...]

  2100K .......... .......... .......... .......... .......... 90%  438M 0s
  2150K .......... .......... .......... .......... .......... 92%  451M 0s
  2200K .......... .......... .......... .......... .......... 94%  463M 0s
  2250K .......... .......... .......... .......... .......... 96%  408M 0s
  2300K .......... .......... .......... .......... .......... 98% 88.0M 0s
  2350K .......... .......... ..........                      100%  320M=0.2s
2019-01-11 08:31:41 (11.4 MB/s) - 'squid-4.5.tar.xz' saved [2437936/2437936]
--2019-01-11 08:31:41--  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%  956K 0s
    50K .......... .......... .......... .......... .......... 85% 2.03M 0s
   100K .......... .......                                    100% 5.02M=0.08s
2019-01-11 08:31:41 (1.44 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-4.5-1.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-4.5-1
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.81914
+ umask 022
+ cd /home/users/builder/rpm/BUILD
+ rm -rf squid-4.5
Begin-TLD-Builder-Info
Build-Time: user:0.75s sys:0.15s real:2.76s (faults io:0 non-io:263168)
Files queued for ftp:
   2588540 squid-4.5-1.src.rpm
       181 squid-4.5-1.src.rpm.uploadinfo
End-TLD-Builder-Info