[...]

Building target platforms: i686-linux
Building for target i686-linux
Wrote: /home/users/builder/rpm/SRPMS/python3-cryptography-35.0.0-1.src.rpm
real 2.60
user 2.49
sys 0.10
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 21: %{version}/src/rust
warning: Macro expanded in comment on line 23: %{version}.tar.xz vendor Cargo.lock
No conditional flags passed
from available:
--with   :	
--without:	 doc tests
Available branches: master
cryptography-35.0.0.tar.gz having proper md5sum already exists
cryptography_vectors-35.0.0.tar.gz having proper md5sum already exists
python3-cryptography-crates-35.0.0.tar.xz having proper md5sum already exists
./builder[2756]: ulimit: exceeds allowable limit
warning: Macro expanded in comment on line 21: %{version}/src/rust
warning: Macro expanded in comment on line 23: %{version}.tar.xz vendor Cargo.lock
Building target platforms: i686-linux
Building for target i686-linux
Wrote: /home/users/builder/rpm/SRPMS/python3-cryptography-35.0.0-1.src.rpm
real 2.79
user 2.46
sys 0.12
warning: Macro expanded in comment on line 21: %{version}/src/rust
warning: Macro expanded in comment on line 23: %{version}.tar.xz vendor Cargo.lock
Writing git revision for tag tld/python3-cryptography-35.0.0-1
error: Macro %_builddir has empty body
Begin-TLD-Builder-Info
Build-Time: user:6.32s sys:1.39s real:14.08s (faults io:0 non-io:159502)
Files queued for ftp:
  41611391 python3-cryptography-35.0.0-1.src.rpm
       199 python3-cryptography-35.0.0-1.src.rpm.uploadinfo
End-TLD-Builder-Info