this derivation will be built:
  /nix/store/7rmsf87xa2bnrys7gx7x8dxyngv9jbmp-treefmt-check.drv
error: Cannot build '/nix/store/7rmsf87xa2bnrys7gx7x8dxyngv9jbmp-treefmt-check.drv'.
       Reason: builder failed with exit code 1.
       Output paths:
         /nix/store/ykhqc8jk54kvb7sc170i32jjhg4h1jg2-treefmt-check
       Last 25 log lines:
       >  M nixbot/nixbot/tests/test_nix_eval.py
       > diff --git a/nixbot/nixbot/tests/test_nix_eval.py b/nixbot/nixbot/tests/test_nix_eval.py
       > index 4a6e1d5..673056b 100644
       > --- a/nixbot/nixbot/tests/test_nix_eval.py
       > +++ b/nixbot/nixbot/tests/test_nix_eval.py
       > @@ -92,12 +92,17 @@ def test_eval_command_pins_worktree_rev(tmp_path: Path) -> None:
       >      assert cmd[cmd.index("--flake") + 1] == f"git+file://{repo}?ref=HEAD&rev={rev}"
       >
       >      cmd = build_eval_command(repo, BranchConfig(flake_dir="sub"), settings)
       > -    assert cmd[cmd.index("--flake") + 1] == f"git+file://{repo}?ref=HEAD&rev={rev}&dir=sub"
       > +    assert (
       > +        cmd[cmd.index("--flake") + 1] == f"git+file://{repo}?ref=HEAD&rev={rev}&dir=sub"
       > +    )
       >
       >      cmd = build_eval_command(
       >          repo, BranchConfig(attribute="hydraJobs", legacy_eval=True), settings
       >      )
       > -    assert cmd[cmd.index("--flake") + 1] == f"git+file://{repo}?ref=HEAD&rev={rev}#hydraJobs"
       > +    assert (
       > +        cmd[cmd.index("--flake") + 1]
       > +        == f"git+file://{repo}?ref=HEAD&rev={rev}#hydraJobs"
       > +    )
       >
       >
       >  def test_eval_command_legacy_eval(tmp_path: Path) -> None:
       For full logs, run:
         nix log /nix/store/7rmsf87xa2bnrys7gx7x8dxyngv9jbmp-treefmt-check.drv