uv lock --upgrade --dry-run giving "Lockfile changes detected" despite no changes #16839
Description
Summary
Running uv lock --upgrade --dry-run is showing "Lockfile changes detected", but running without the --dry-run flag makes no changes to the lockfile.
@shenanigansd ➜ /workspaces/core (main) $ uv lock --upgrade --dry-run
Resolved 156 packages in 7.28s
Lockfile changes detected
@shenanigansd ➜ /workspaces/core (main) $ uv lock --upgrade
Resolved 156 packages in 295ms
@shenanigansd ➜ /workspaces/core (main) $ git status
On branch main
Your branch is up to date with 'origin/main'.
nothing to commit, working tree clean
@shenanigansd ➜ /workspaces/core (main) $
Dry run logs with -vvv: https://gist.github.com/shenanigansd/786852dc4cbd8f549ad7f8387edab568
Platform
Linux 6.8.0-1030-azure x86_64 GNU/Linux
Version
uv 0.9.11
Python version
Python 3.14.0