these 3 derivations will be built:
  /nix/store/1gpfbyhw07sc3ijd23a91hgxd0chqxib-treefmt.toml.drv
  /nix/store/0l1x3m2kh6jrp8nr9mg6wm0a64kzp50i-treefmt.drv
  /nix/store/4wc21gddzn0p2jxydrdg3y92xs88q9rr-treefmt-check.drv
this path will be fetched (1.1 MiB download, 2.7 MiB unpacked):
  /nix/store/j68kaqrmgc0fyfll0zlkj0ig0j8ys33g-nixfmt-rs-0.4.1
building '/nix/store/1gpfbyhw07sc3ijd23a91hgxd0chqxib-treefmt.toml.drv'
treefmt.toml> tribuchet: building on jamie
treefmt.toml> structuredAttrs is enabled
building '/nix/store/0l1x3m2kh6jrp8nr9mg6wm0a64kzp50i-treefmt.drv'
treefmt> tribuchet: building on jamie
building '/nix/store/4wc21gddzn0p2jxydrdg3y92xs88q9rr-treefmt-check.drv'
treefmt-check> tribuchet: building on jamie
treefmt-check> treefmt v2.5.0traversed 47 files
treefmt-check> emitted 37 files for processing
treefmt-check> formatted 37 files (0 changed) in 178ms

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