these 3 derivations will be built:
  /nix/store/nwrkid52b8igk46kq7q8424jkwsgb9pw-treefmt.toml.drv
  /nix/store/sff9g6wv3zphxgjzkmx4zpj6fmw36003-treefmt.drv
  /nix/store/0nz1y4s27k7sx78d50szksgmsf26xlix-inputDerivation-treefmt-check.drv
building '/nix/store/nwrkid52b8igk46kq7q8424jkwsgb9pw-treefmt.toml.drv'
treefmt.toml> tribuchet: building on jamie
treefmt.toml> structuredAttrs is enabled
building '/nix/store/sff9g6wv3zphxgjzkmx4zpj6fmw36003-treefmt.drv'
treefmt> tribuchet: building on jamie
building '/nix/store/0nz1y4s27k7sx78d50szksgmsf26xlix-inputDerivation-treefmt-check.drv'
inputDerivation-treefmt-check> tribuchet: building on jamie

post-build step Upload coverage to codecov: ok
Skipping codecov: project=Mic92/nix-fast-build attr=checks.x86_64-linux.closure-treefmt