[...]

 24200K .......... .......... .......... .......... .......... 96% 49.4M 0s
 24250K .......... .......... .......... .......... .......... 97% 48.7M 0s
 24300K .......... .......... .......... .......... .......... 97% 72.7M 0s
 24350K .......... .......... .......... .......... .......... 97%  141M 0s
 24400K .......... .......... .......... .......... .......... 97%  138M 0s
 24450K .......... .......... .......... .......... .......... 97%  178M 0s
 24500K .......... .......... .......... .......... .......... 98% 18.4M 0s
 24550K .......... .......... .......... .......... .......... 98% 30.6M 0s
 24600K .......... .......... .......... .......... .......... 98% 32.2M 0s
 24650K .......... .......... .......... .......... .......... 98% 16.9M 0s
 24700K .......... .......... .......... .......... .......... 98% 32.4M 0s
 24750K .......... .......... .......... .......... .......... 99% 18.2M 0s
 24800K .......... .......... .......... .......... .......... 99% 34.2M 0s
 24850K .......... .......... .......... .......... .......... 99% 39.7M 0s
 24900K .......... .......... .......... .......... .......... 99% 74.9M 0s
 24950K .......... .......... .......... .......... .......... 99% 84.2M 0s
 25000K .......... .......... .......... ..                   100% 48.9M=0.8s
2018-04-09 09:51:50 (28.8 MB/s) - 'graphviz-2.40.1.tar.gz' saved [25633455/25633455]
sh: php-config: not found
Building target platforms: i686-linux
Wrote: /home/users/builder/rpm/SRPMS/graphviz-2.40.1-4.src.rpm
exit status 0
Tagging with prefix: auto/ti/
Already on 'master'
sh: php-config: not found
No conditional flags passed
from available:
--with   :	 io php
--without:	 devil dotnet gd golang guile ipsepcola java lua ming ocaml perl python qt r ruby smyrna tcl
Writing git revision for tag auto/ti/graphviz-2.40.1-4
error: Macro %_builddir has empty body
error: Macro %_builddir has empty body
sh: php-config: not found
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.89147
+ umask 022
+ cd /home/users/builder/rpm/BUILD
+ rm -rf graphviz-2.40.1
Begin-TLD-Builder-Info
Build-Time: user:2.14s sys:0.70s real:6.91s (faults io:13 non-io:254997)
Files queued for ftp:
  24509042 graphviz-2.40.1-4.src.rpm
       187 graphviz-2.40.1-4.src.rpm.uploadinfo
End-TLD-Builder-Info