test: flaky terminated with signal SIGABRT

[Borda]

What does this PR do?

addressing #20509 (comment)

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📚 Documentation preview 📚: https://pytorch-lightning--20537.org.readthedocs.build/en/20537/

[github-actions]

⚡ Required checks status: All passing 🟢

Groups summary

🟢 lightning_fabric: CPU workflow

Check ID	Status
fabric-cpu (macOS-14, lightning, 3.9, 2.1, oldest)	success	✅
fabric-cpu (macOS-14, lightning, 3.10, 2.1)	success	✅
fabric-cpu (macOS-14, lightning, 3.11, 2.2.2)	success	✅
fabric-cpu (macOS-14, lightning, 3.11, 2.3)	success	✅
fabric-cpu (macOS-14, lightning, 3.12.7, 2.4.1)	success	✅
fabric-cpu (macOS-14, lightning, 3.12.7, 2.5.1)	success	✅
fabric-cpu (ubuntu-20.04, lightning, 3.9, 2.1, oldest)	success	✅
fabric-cpu (ubuntu-20.04, lightning, 3.10, 2.1)	success	✅
fabric-cpu (ubuntu-20.04, lightning, 3.11, 2.2.2)	success	✅
fabric-cpu (ubuntu-20.04, lightning, 3.11, 2.3)	success	✅
fabric-cpu (ubuntu-22.04, lightning, 3.12.7, 2.4.1)	success	✅
fabric-cpu (ubuntu-22.04, lightning, 3.12.7, 2.5.1)	success	✅
fabric-cpu (windows-2022, lightning, 3.9, 2.1, oldest)	success	✅
fabric-cpu (windows-2022, lightning, 3.10, 2.1)	success	✅
fabric-cpu (windows-2022, lightning, 3.11, 2.2.2)	success	✅
fabric-cpu (windows-2022, lightning, 3.11, 2.3)	success	✅
fabric-cpu (windows-2022, lightning, 3.12.7, 2.4.1)	success	✅
fabric-cpu (windows-2022, lightning, 3.12.7, 2.5.1)	success	✅
fabric-cpu (macOS-14, fabric, 3.9, 2.1)	success	✅
fabric-cpu (ubuntu-20.04, fabric, 3.9, 2.1)	success	✅
fabric-cpu (windows-2022, fabric, 3.9, 2.1)	success	✅
fabric-cpu (macOS-14, fabric, 3.12.7, 2.5.1)	success	✅
fabric-cpu (ubuntu-22.04, fabric, 3.12.7, 2.5.1)	success	✅
fabric-cpu (windows-2022, fabric, 3.12.7, 2.5.1)	success	✅

These checks are required after the changes to tests/tests_fabric/utilities/test_distributed.py.

🟢 lightning_fabric: Azure GPU

Check ID	Status
lightning-fabric (GPUs) (testing Fabric | latest)	success	✅
lightning-fabric (GPUs) (testing Lightning | latest)	success	✅

These checks are required after the changes to tests/tests_fabric/utilities/test_distributed.py.

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Thank you for your contribution! 💜

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[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 49%. Comparing base (8c2d263) to head (9df656d).
Report is 45 commits behind head on master.

❗ There is a different number of reports uploaded between BASE (8c2d263) and HEAD (9df656d). Click for more details.

HEAD has 568 uploads less than BASE

Flag	BASE (8c2d263)	HEAD (9df656d)
cpu	147	24
lightning	110	19
pytest	73	26
python3.9	36	6
python3.11	36	6
lightning_fabric	19	7
python3.10	18	3
python3.12.7	57	9
pytorch2.1	27	0
pytest-full	76	0
pytorch2.3	9	0
pytorch_lightning	20	0
pytorch2.2.2	9	0
pytorch2.4.1	10	0
pytorch2.5.1	21	0

Additional details and impacted files

@@            Coverage Diff            @@
##           master   #20537     +/-   ##
=========================================
- Coverage      88%      49%    -39%     
=========================================
  Files         267      264      -3     
  Lines       23380    23324     -56     
=========================================
- Hits        20481    11382   -9099     
- Misses       2899    11942   +9043