these 3 derivations will be built:
  /nix/store/46l4p01k4f6xx62l9xkp984hv6cjmdhg-treefmt.toml.drv
  /nix/store/qpd6hxj6js08rp253yb15h2cpfnzxyhm-treefmt.drv
  /nix/store/55psdnrgkidzcysk4sfnk5wzzx5mg0my-treefmt-check.drv
error: Cannot build '/nix/store/55psdnrgkidzcysk4sfnk5wzzx5mg0my-treefmt-check.drv'.
       Reason: builder failed with exit code 1.
       Output paths:
         /nix/store/cdgmhprhiqj9qxxl1b9fk82gkq9jilqf-treefmt-check
       Last 25 log lines:
       > C408 Unnecessary `dict()` call (rewrite as a literal)
       >    --> packages/master.cfg.py:226:33
       >     |
       > 224 |     ],
       > 225 |     protocols={"pb": {"port": "tcp:9989:interface=\\:\\:1"}},
       > 226 |     www=dict(port=PORT, plugins=dict(), auth=util.UserPasswordAuth({"admin": "admin"})),
       >     |                                 ^^^^^^
       > 227 | )
       >     |
       > help: Rewrite as a literal
       >     |
       > 225 |     protocols={"pb": {"port": "tcp:9989:interface=\\:\\:1"}},
       >     -     www=dict(port=PORT, plugins=dict(), auth=util.UserPasswordAuth({"admin": "admin"})),
       > 226 +     www=dict(port=PORT, plugins={}, auth=util.UserPasswordAuth({"admin": "admin"})),
       > 227 | )
       >     |
       > note: This is an unsafe fix and may change runtime behavior
       >
       > Found 64 errors (11 fixed, 53 remaining).
       > 4 unsafe fixes available with `--fix --unsafe-fixes`.
       >
       > traversed 98 files
       > emitted 90 files for processing
       > formatted 42 files (6 changed) in 2.832s
       > Error: failed to finalise formatting: formatting failures detected
       For full logs, run:
         nix log /nix/store/55psdnrgkidzcysk4sfnk5wzzx5mg0my-treefmt-check.drv