these 3 derivations will be built:
  /nix/store/3wvngrslxixwsj0vanjmyksa44sxsbyl-treefmt.toml.drv
  /nix/store/8xy819c2ssm714jxvg7yfg1ah94dhbgd-treefmt.drv
  /nix/store/wlcrz4svj5q1acsdwc0naamq9j1hdv32-treefmt-check.drv
building '/nix/store/3wvngrslxixwsj0vanjmyksa44sxsbyl-treefmt.toml.drv'
treefmt.toml> structuredAttrs is enabled
treefmt.toml> 
building '/nix/store/8xy819c2ssm714jxvg7yfg1ah94dhbgd-treefmt.drv'
building '/nix/store/wlcrz4svj5q1acsdwc0naamq9j1hdv32-treefmt-check.drv'
treefmt-check> treefmt v2.5.0traversed 70 files
treefmt-check> emitted 30 files for processing
treefmt-check> formatted 30 files (0 changed) in 220ms