[...]

Wrote: /home/users/builder/rpm/SRPMS/ruby-2.6.9-1.src.rpm
real 3.94
user 3.79
sys 0.14
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 297: %{version},%{release} macros may not be used directly as they take last
warning: line 438: It's not recommended to have unversioned Obsoletes: Obsoletes:	ruby-json-rubyforge
No conditional flags passed
from available:
--with   :	 bootstrap tests
--without:	 batteries default_ruby doc dtrace
Available branches: AC-branch RA-branch RUBY_1_8 RUBY_1_9 TEST dev-2.2 dev-2.3 master v2.0.x v2.1.x
ruby-2.6.9.tar.xz having proper md5sum already exists
ruby_2_6_9_stdlib_rdocs.tgz having proper md5sum already exists
ruby_2_6_9_core_rdocs.tgz having proper md5sum already exists
CaseFolding.txt having proper md5sum already exists
CompositionExclusions.txt having proper md5sum already exists
NormalizationTest.txt having proper md5sum already exists
SpecialCasing.txt having proper md5sum already exists
UnicodeData.txt having proper md5sum already exists
./builder[2756]: ulimit: exceeds allowable limit
warning: Macro expanded in comment on line 297: %{version},%{release} macros may not be used directly as they take last
warning: line 438: It's not recommended to have unversioned Obsoletes: Obsoletes:	ruby-json-rubyforge
Building target platforms: i686-linux
Building for target i686-linux
Wrote: /home/users/builder/rpm/SRPMS/ruby-2.6.9-1.src.rpm
real 4.22
user 3.88
sys 0.14
warning: Macro expanded in comment on line 297: %{version},%{release} macros may not be used directly as they take last
warning: line 438: It's not recommended to have unversioned Obsoletes: Obsoletes:	ruby-json-rubyforge
Writing git revision for tag tld/ruby-2.6.9-1
error: Macro %_builddir has empty body
Begin-TLD-Builder-Info
Build-Time: user:10.48s sys:2.89s real:22.69s (faults io:0 non-io:477077)
Files queued for ftp:
  52700641 ruby-2.6.9-1.src.rpm
       182 ruby-2.6.9-1.src.rpm.uploadinfo
End-TLD-Builder-Info