this derivation will be built:
  /nix/store/mwvfmayll90aqq2ps1gkqqcg93jypbwl-treefmt-check.drv
error: build of '/nix/store/mwvfmayll90aqq2ps1gkqqcg93jypbwl-treefmt-check.drv' on 'ssh-ng://customer@mac02' failed: Cannot build '/nix/store/mwvfmayll90aqq2ps1gkqqcg93jypbwl-treefmt-check.drv'.
       Reason: builder failed with exit code 1.
       Output paths:
         /nix/store/ydx3fyw587s88alfnb4xbyp6lraxwz22-treefmt-check
       Last 25 log lines:
       > --- a/README.md
       > +++ b/README.md
       > @@ -138,14 +138,14 @@ legacy `buildbot-nix.toml`) in the root of whichever branch it's currently
       >  evaluating, parse it as TOML and apply the configuration specified. The
       >  following table illustrates the supported options.
       >  
       > -|                          | key                        | type        | description                                                           | default      | example                                                                                                                                                                                                 |
       > -| :----------------------- | :------------------------- | :---------- | :-------------------------------------------------------------------- | ------------ | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
       > -| lock file                | `lock_file`                | `str`       | dictates which lock file `nixbot` will use when evaluating your flake | `flake.lock` | have multiple lockfiles, one for `nixpkgs-stable`, one for `nixpkgs-unstable` or by default pin an input to a private repo, but have a lockfile with that private repo replaced by a public repo for CI |
       > -| attribute                | `attribute`                | `str`       | which attribute in the flake to evaluate and build                    | `checks`     | using a different attribute, like `hydraJobs`                                                                                                                                                           |
       > -| flake_dir                | `flake_dir`                | `str`       | which directory the flake is located                                  | `.`          | using a different flake, like `./tests`                                                                                                                                                                 |
       > -| effects on pull requests | `effects_on_pull_requests` | `bool`      | run hercules-ci effects on pull requests                              | `false`      | set to `true` to run effects on PRs                                                                                                                                                                     |
       > -| effects branches         | `effects_branches`         | `list[str]` | glob patterns for additional branches that run effects                | `[]`         | `["staging", "release/*"]`                                                                                                                                                                              |
       > -| legacy eval (deprecated) | `legacy_eval`              | `bool`      | evaluate `flake_dir#attribute` directly like buildbot-nix did: no `herculesCI`/`onPush` jobs, no build modifiers, attribute names keep their old unprefixed form | `false`      | ease migration of existing repos that rely on the old attribute names; will be removed in a future release                                                                                             |
       > +|                          | key                        | type        | description                                                                                                                                                      | default      | example                                                                                                                                                                                                 |
       > +| :----------------------- | :------------------------- | :---------- | :--------------------------------------------------------------------------------------------------------------------------------------------------------------- | ------------ | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
       > +| lock file                | `lock_file`                | `str`       | dictates which lock file `nixbot` will use when evaluating your flake                                                                                            | `flake.lock` | have multiple lockfiles, one for `nixpkgs-stable`, one for `nixpkgs-unstable` or by default pin an input to a private repo, but have a lockfile with that private repo replaced by a public repo for CI |
       > +| attribute                | `attribute`                | `str`       | which attribute in the flake to evaluate and build                                                                                                               | `checks`     | using a different attribute, like `hydraJobs`                                                                                                                                                           |
       > +| flake_dir                | `flake_dir`                | `str`       | which directory the flake is located                                                                                                                             | `.`          | using a different flake, like `./tests`                                                                                                                                                                 |
       > +| effects on pull requests | `effects_on_pull_requests` | `bool`      | run hercules-ci effects on pull requests                                                                                                                         | `false`      | set to `true` to run effects on PRs                                                                                                                                                                     |
       > +| effects branches         | `effects_branches`         | `list[str]` | glob patterns for additional branches that run effects                                                                                                           | `[]`         | `["staging", "release/*"]`                                                                                                                                                                              |
       > +| legacy eval (deprecated) | `legacy_eval`              | `bool`      | evaluate `flake_dir#attribute` directly like buildbot-nix did: no `herculesCI`/`onPush` jobs, no build modifiers, attribute names keep their old unprefixed form | `false`      | ease migration of existing repos that rely on the old attribute names; will be removed in a future release                                                                                              |
       >  
       >  By default, effects only run on the default branch. The `effects_branches` and
       >  `effects_on_pull_requests` settings are always read from the **default
       For full logs, run:
         nix log /nix/store/mwvfmayll90aqq2ps1gkqqcg93jypbwl-treefmt-check.drv
error: Cannot build '/nix/store/mwvfmayll90aqq2ps1gkqqcg93jypbwl-treefmt-check.drv'.
       Reason: builder failed with exit code 1.
       Output paths:
         /nix/store/ydx3fyw587s88alfnb4xbyp6lraxwz22-treefmt-check