these 3 derivations will be built:
  /nix/store/f501pi6b2id9gh7105lc4fn0qqsn27vj-treefmt.toml.drv
  /nix/store/wwpnr5rq6qcd0s500x2b16yx3irbi5s7-treefmt.drv
  /nix/store/44aa05mk4cvx5iy6zhrxvlhzi7iv0rcg-treefmt-check.drv
this path will be fetched (12.7 MiB download, 47.4 MiB unpacked):
  /nix/store/gf6qdh329rc8lbby710r9rzhwqkkgv3h-clang-tools-21.1.8
building '/nix/store/f501pi6b2id9gh7105lc4fn0qqsn27vj-treefmt.toml.drv'
treefmt.toml> tribuchet: building on jamie
treefmt.toml> structuredAttrs is enabled
building '/nix/store/wwpnr5rq6qcd0s500x2b16yx3irbi5s7-treefmt.drv'
treefmt> tribuchet: building on jamie
treefmt> structuredAttrs is enabled
building '/nix/store/44aa05mk4cvx5iy6zhrxvlhzi7iv0rcg-treefmt-check.drv'
treefmt-check> tribuchet: building on jamie
treefmt-check> treefmt v2.6.0traversed 70 files
treefmt-check> emitted 59 files for processing
treefmt-check> formatted 59 files (0 changed) in 224ms

post-build step Upload coverage to codecov: ok
Skipping codecov: project=NixOS/nix-eval-jobs attr=checks.x86_64-linux.treefmt