these 3 derivations will be built:
  /nix/store/k6pfd95js406vjhhvmxz38scim0x7gd6-treefmt.toml.drv
  /nix/store/lrvf46y5kri5lnshj7np635a5fik42x9-treefmt.drv
  /nix/store/pmpki8r7nlfvib57302n2p27z3bpf89q-treefmt-check.drv
these 6 paths will be fetched (18.2 MiB download, 57.9 MiB unpacked):
  /nix/store/80pgv5h5aqh2y2bjwps83gaad6khgpv3-json2x-0.1.0
  /nix/store/fwa2czdx8yralcj5zjg4i67gi95mciha-nixf-2.9.2
  /nix/store/7jzsx852xkpikm9sk24k9yc7x6c6midm-nixf-diagnose-0.1.4
  /nix/store/zsr9ldpb1xl8a230i2xsi5ghqnyz7wfc-prettier-3.9.6
  /nix/store/nks3zzm7vdrrj0nynz14ynahwfdwnm8j-ruff-0.16.7
  /nix/store/as2k66jk1l4bvyl3gdqaasaqvm52vx0x-rumdl-0.2.73
building '/nix/store/k6pfd95js406vjhhvmxz38scim0x7gd6-treefmt.toml.drv' on 'ssh-ng://builder@build04.clan.lol'
building '/nix/store/k6pfd95js406vjhhvmxz38scim0x7gd6-treefmt.toml.drv'
treefmt.toml> structuredAttrs is enabled
building '/nix/store/lrvf46y5kri5lnshj7np635a5fik42x9-treefmt.drv' on 'ssh-ng://builder@build04.clan.lol'
building '/nix/store/lrvf46y5kri5lnshj7np635a5fik42x9-treefmt.drv'
treefmt> structuredAttrs is enabled
building '/nix/store/pmpki8r7nlfvib57302n2p27z3bpf89q-treefmt-check.drv' on 'ssh-ng://builder@build04.clan.lol'
building '/nix/store/pmpki8r7nlfvib57302n2p27z3bpf89q-treefmt-check.drv'
treefmt-check> treefmt v2.6.0traversed 1081 files
treefmt-check> emitted 919 files for processing
treefmt-check> formatted 919 files (2 changed) in 19.033s
treefmt-check>  M lib/inventory/distributed-service/service-module.nix
treefmt-check>  M lib/inventory/distributed-service/tests/per_machine_args.nix
treefmt-check> diff --git a/lib/inventory/distributed-service/service-module.nix b/lib/inventory/distributed-service/service-module.nix
treefmt-check> index 5ab89c3..778a063 100644
treefmt-check> --- a/lib/inventory/distributed-service/service-module.nix
treefmt-check> +++ b/lib/inventory/distributed-service/service-module.nix
treefmt-check> @@ -272,8 +272,8 @@ in
treefmt-check>                            ''
treefmt-check>  
treefmt-check>                        )
treefmt-check> -                      name
treefmt-check> -                      v
treefmt-check> +                        name
treefmt-check> +                        v
treefmt-check>                      ) v;
treefmt-check>                  };
treefmt-check>                }
treefmt-check> diff --git a/lib/inventory/distributed-service/tests/per_machine_args.nix b/lib/inventory/distributed-service/tests/per_machine_args.nix
treefmt-check> index 1595d08..71de178 100644
treefmt-check> --- a/lib/inventory/distributed-service/tests/per_machine_args.nix
treefmt-check> +++ b/lib/inventory/distributed-service/tests/per_machine_args.nix
treefmt-check> @@ -96,7 +96,7 @@ in
treefmt-check>      expr = {
treefmt-check>        hasMachineSettings =
treefmt-check>          res.config._services.allServices.self-A.result.allMachines.jon.passthru.instances.instance_foo.roles.peer.machines.jon
treefmt-check> -        ? settings;
treefmt-check> +          ? settings;
treefmt-check>  
treefmt-check>        # settings are specific.
treefmt-check>        # Below we access:
treefmt-check> @@ -108,7 +108,7 @@ in
treefmt-check>  
treefmt-check>        hasRoleSettings =
treefmt-check>          res.config._services.allServices.self-A.result.allMachines.jon.passthru.instances.instance_foo.roles.peer
treefmt-check> -        ? settings;
treefmt-check> +          ? settings;
treefmt-check>  
treefmt-check>        # settings are specific.
treefmt-check>        # Below we access:
error: path '/nix/store/xzx6hk5jnrfc7k8q8wcpm35q63z5mbwi-treefmt-check' is not valid
error: Cannot build '/nix/store/pmpki8r7nlfvib57302n2p27z3bpf89q-treefmt-check.drv'.
       Reason: builder failed with exit code 1.
       Output paths:
         /nix/store/xzx6hk5jnrfc7k8q8wcpm35q63z5mbwi-treefmt-check