[...]

Resolving distfiles.pld-linux.org... 193.239.45.41
Connecting to distfiles.pld-linux.org|193.239.45.41|:80... connected.
HTTP request sent, awaiting response... 200 OK
Length: 86615 (85K) [application/x-bzip2]
Saving to: 'flex-non-english-man-pages.tar.bz2'
     0K .......... .......... .......... .......... .......... 59%  771K 0s
    50K .......... .......... .......... ....                 100% 40.6M=0.07s
2022-04-06 10:31:07 (1.26 MB/s) - 'flex-non-english-man-pages.tar.bz2' saved [86615/86615]
./builder[2756]: ulimit: exceeds allowable limit
warning: Macro expanded in comment on line 23: %{version}/%{name}-%{version}.tar.lz
Building target platforms: i686-linux
Building for target i686-linux
Wrote: /home/users/builder/rpm/SRPMS/flex-2.6.4-1.1.src.rpm
real 0.08
user 0.07
sys 0.01
exit status 0
Writing package revision
builder: SMP make flags are set to -j2
Already up to date.
warning: Macro expanded in comment on line 23: %{version}/%{name}-%{version}.tar.lz
Available branches: AC-branch RA-branch master
flex-2.6.4.tar.gz having proper md5sum already exists
flex-non-english-man-pages.tar.bz2 having proper md5sum already exists
./builder[2756]: ulimit: exceeds allowable limit
warning: Macro expanded in comment on line 23: %{version}/%{name}-%{version}.tar.lz
Building target platforms: i686-linux
Building for target i686-linux
Wrote: /home/users/builder/rpm/SRPMS/flex-2.6.4-1.1.src.rpm
real 0.08
user 0.06
sys 0.02
warning: Macro expanded in comment on line 23: %{version}/%{name}-%{version}.tar.lz
Writing git revision for tag tld/flex-2.6.4-1.1
error: Macro %_builddir has empty body
Begin-TLD-Builder-Info
Build-Time: user:1.09s sys:1.03s real:2.61s (faults io:2 non-io:178395)
Files queued for ftp:
    552200 flex-2.6.4-1.1.src.rpm
       184 flex-2.6.4-1.1.src.rpm.uploadinfo
End-TLD-Builder-Info