these 4 derivations will be built:
  /nix/store/7rxvli99p9p3wq9bwif008dspf8b995z-mdsh.drv
  /nix/store/3j4p99jw2nvhcirbnqcb67kq0vf47lcd-treefmt.toml.drv
  /nix/store/5vk5c3ij9irypczm7v1xpdmf05cfwzfh-treefmt.drv
  /nix/store/23n96n8zg0gh0q47an522bk3gdcdy3s0-treefmt-check.drv
these 2 paths will be fetched (2.6 MiB download, 12.9 MiB unpacked):
  /nix/store/2kzsrfclj1hfigbnjvxv54ijhi327d4a-mdsh-0.9.2
  /nix/store/90m2czyb98c3kwcaplbs9xghf0zqh75z-prettier-3.9.6
building '/nix/store/7rxvli99p9p3wq9bwif008dspf8b995z-mdsh.drv'
mdsh> tribuchet: building on jamie
building '/nix/store/3j4p99jw2nvhcirbnqcb67kq0vf47lcd-treefmt.toml.drv'
treefmt.toml> tribuchet: building on jamie
treefmt.toml> structuredAttrs is enabled
building '/nix/store/5vk5c3ij9irypczm7v1xpdmf05cfwzfh-treefmt.drv'
treefmt> tribuchet: building on jamie
treefmt> structuredAttrs is enabled
building '/nix/store/23n96n8zg0gh0q47an522bk3gdcdy3s0-treefmt-check.drv'
treefmt-check> tribuchet: building on jamie
treefmt-check> treefmt v2.6.0traversed 12 files
treefmt-check> emitted 8 files for processing
treefmt-check> formatted 8 files (0 changed) in 249ms

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