these 3 derivations will be built:
  /nix/store/5dk18ydn68rzzhcmvs6fjxnis6n8miiv-treefmt.toml.drv
  /nix/store/j7cmbga33lqf97qkcgbpbz2lyiic2353-treefmt.drv
  /nix/store/r14ailkgc5z97z6jvl5nhvbyirf0y5fx-treefmt-check.drv
this path will be fetched (10.1 MiB download, 28.7 MiB unpacked):
  /nix/store/wrqk2fwszlncy55zfi1najv947sbf20p-ruff-0.16.8
building '/nix/store/5dk18ydn68rzzhcmvs6fjxnis6n8miiv-treefmt.toml.drv'
treefmt.toml> tribuchet: building on jamie
treefmt.toml> structuredAttrs is enabled
building '/nix/store/j7cmbga33lqf97qkcgbpbz2lyiic2353-treefmt.drv'
treefmt> tribuchet: building on jamie
treefmt> structuredAttrs is enabled
building '/nix/store/r14ailkgc5z97z6jvl5nhvbyirf0y5fx-treefmt-check.drv'
treefmt-check> tribuchet: building on jamie
treefmt-check> treefmt v2.6.0traversed 91 files
treefmt-check> emitted 68 files for processing
treefmt-check> formatted 68 files (0 changed) in 412ms

post-build step Upload coverage to codecov: ok
Skipping codecov: project=NixOS/nixos-wiki-infra attr=checks.x86_64-linux.treefmt