these 3 derivations will be built:
  /nix/store/90dzqqwpb5s33jx0ap44fsn9rfd3gyy1-treefmt.toml.drv
  /nix/store/25cckihhf1gd1wdp7hym12ik72vi5db4-treefmt.drv
  /nix/store/c4n8h9jk53jh9kfv33j1vd87gvbn649b-treefmt-check.drv
warning: SQLite database '/nix/var/nix/db/db.sqlite' is busy