this derivation will be built:
  /nix/store/zqfl5zv0yl016s6h6j92m6bdzw52pyxf-treefmt-check.drv
error: Cannot build '/nix/store/zqfl5zv0yl016s6h6j92m6bdzw52pyxf-treefmt-check.drv'.
       Reason: builder failed with exit code 1.
       Output paths:
         /nix/store/rikdhc7iwa5v6m80pdnknnx3hb8nbxva-treefmt-check
       Last 25 log lines:
       > index 99c73e0..126edd8 100644
       > --- a/nixbot/nixbot/tests/test_status.py
       > +++ b/nixbot/nixbot/tests/test_status.py
       > @@ -895,9 +895,7 @@ async def test_poster_network_errors_do_not_propagate() -> None:
       >      await reporter.build_started(EVENT, BUILD)  # must not raise
       >      await reporter.eval_finished(EVENT, BUILD, EvalReport(success=False))
       >      with pytest.raises(httpx.ConnectError):
       > -        await reporter.terminal_eval_finished(
       > -            EVENT, BUILD, EvalReport(success=False)
       > -        )
       > +        await reporter.terminal_eval_finished(EVENT, BUILD, EvalReport(success=False))
       >      with pytest.raises(httpx.ConnectError):
       >          await reporter.build_finished(EVENT, BUILD, BuildResult("succeeded", 1, []))
       >
       > @@ -954,9 +952,7 @@ async def test_check_permission_error_does_not_disable_forge() -> None:
       >      )
       >      await reporter.build_started(EVENT, BUILD)
       >      with pytest.raises(CheckPermissionError):
       > -        await reporter.terminal_eval_finished(
       > -            EVENT, BUILD, EvalReport(success=False)
       > -        )
       > +        await reporter.terminal_eval_finished(EVENT, BUILD, EvalReport(success=False))
       >      with pytest.raises(CheckPermissionError):
       >          await reporter.build_finished(EVENT, BUILD, BuildResult("succeeded", 1, []))
       >      # Every phase still attempts to post. The forge is never latched off.
       For full logs, run:
         nix log /nix/store/zqfl5zv0yl016s6h6j92m6bdzw52pyxf-treefmt-check.drv