chore(beep boop 🤖): Bump uv.lock (main, mcore-main) (2026-04-04)

[svcnvidia-nemo-ci]

🚀 PR to bump uv.lock in main.

🤖 This PR will be merged automatically once CI passes.

Summary by CodeRabbit

• Chores
  • Updated third-party dependency to a newer version.
  • Fixed formatting in internal configuration file.

[svcnvidia-nemo-ci]

/ok to test 2c600fd

[copy-pr-bot]

This pull request requires additional validation before any workflows can run on NVIDIA's runners.

Pull request vetters can view their responsibilities here.

Contributors can view more details about this message here.

[coderabbitai]

No actionable comments were generated in the recent review. 🎉

ℹ️ Recent review info

⚙️ Run configuration

Configuration used: Path: .coderabbit.yaml

Review profile: CHILL

Plan: Pro

Run ID: 8f79fda5-ef94-4901-b4e8-0689f201591c

📥 Commits

Reviewing files that changed from the base of the PR and between 39b4a5b and 2c600fd.

⛔ Files ignored due to path filters (1)

• uv.lock is excluded by !**/*.lock

📒 Files selected for processing (2)

• .main.commit
• 3rdparty/Megatron-LM

---

📝 Walkthrough

Walkthrough

Two files were updated: .main.commit file updated to add a newline at end of file, and the 3rdparty/Megatron-LM submodule pointer bumped to a new commit hash. Both reference the same target commit 10e7b74597b47a57449599bf2780bd9e82ef79ff.

Changes

Cohort / File(s)	Summary
Commit Reference Updates .main.commit, 3rdparty/Megatron-LM	Updated .main.commit file with newline at end of file and bumped 3rdparty/Megatron-LM submodule pointer from 17a67b9a... to 10e7b745...

Estimated code review effort

🎯 2 (Simple) | ⏱️ ~10 minutes

Possibly related PRs

• chore(beep boop 🤖): Bump uv.lock (main) (2026-03-16) #2813: Performs the same type of change—bumping .main.commit value and updating 3rdparty/Megatron-LM submodule pointer.
• chore(beep boop 🤖): Bump uv.lock (main, mcore-main) (2026-03-29) #3016: Updates both .main.commit file and 3rdparty/Megatron-LM submodule pointer to new commits.
• chore(beep boop 🤖): Bump uv.lock (main) (2026-02-06) #2256: Updates the 3rdparty/Megatron-LM submodule pointer to track vendored third-party code version changes.

Suggested reviewers

• yaoyu-33
• maanug-nv

🚥 Pre-merge checks | ✅ 3 | ❌ 1

❌ Failed checks (1 warning)

Check name	Status	Explanation	Resolution
Title check	⚠️ Warning	The title mentions bumping uv.lock but the actual changes are a commit update to .main.commit and a Megatron-LM submodule pointer change, not a uv.lock update.	Update the title to accurately reflect the actual changes, such as 'chore: Update submodule pointers and commit references' or similar.

✅ Passed checks (3 passed)

Check name	Status	Explanation
Description Check	✅ Passed	Check skipped - CodeRabbit’s high-level summary is enabled.
Docstring Coverage	✅ Passed	No functions found in the changed files to evaluate docstring coverage. Skipping docstring coverage check.
Test Results For Major Changes	✅ Passed	PR adds infrastructure, configuration, and documentation files marked as chore; no functional code changes affecting model numerics or performance.

_{✏️ Tip: You can configure your own custom pre-merge checks in the settings.}

✨ Finishing Touches

🧪 Generate unit tests (beta)

• Create PR with unit tests
• Commit unit tests in branch bump-ci-container-2026-04-04-main-main

---

_{Comment @coderabbitai help to get the list of available commands and usage tips.}

[yaoyu-33]

Superseded by today's bump PR