these 3 derivations will be built:
  /nix/store/5r3f8mgcsi9fvlxrc79jjarci5amxvsg-treefmt.toml.drv
  /nix/store/d36jbaq0j10qpc0paavg602axy5102lv-treefmt.drv
  /nix/store/82x3jvb5s1i8f5iiq2gbadbbvrrf7qci-treefmt-check.drv
building '/nix/store/5r3f8mgcsi9fvlxrc79jjarci5amxvsg-treefmt.toml.drv'
treefmt.toml> structuredAttrs is enabled
treefmt.toml> 
building '/nix/store/d36jbaq0j10qpc0paavg602axy5102lv-treefmt.drv'
building '/nix/store/82x3jvb5s1i8f5iiq2gbadbbvrrf7qci-treefmt-check.drv'
treefmt-check> treefmt v2.6.0traversed 20 files
treefmt-check> emitted 11 files for processing
treefmt-check> formatted 11 files (0 changed) in 71ms