Analyse following RPM build log snippet. Describe contents accurately, without speculation or suggestions for resolution.            
Your analysis must be as concise as possible, while keeping relevant information intact.
Snippet: 
============================= test session starts ==============================
platform linux -- Python 3.13.0, pytest-8.3.4, pluggy-1.5.0
rootdir: /builddir/build/BUILD/mock-5.9-build/mock-git-3857.8f7301c
collected 37 items

tests/plugins/test_rpmautospec.py ............                           [ 32%]
tests/test_buildroot.py .                                                [ 35%]
tests/test_buildroot_lock.py .F.                                         [ 43%]
tests/test_config_loader.py .                                            [ 45%]
tests/test_config_templates.py ......x...                                [ 72%]
tests/test_installed_packages.py .                                       [ 75%]
tests/test_package_manager.py .........                                  [100%]
Test are included into the build process.