these 3 derivations will be built:
  /nix/store/qbpp33frly2jghfgzfsfi63w6706rivd-treefmt.toml.drv
  /nix/store/ywa6z7mbc3p94fn1s6jwwi03ca9y33g9-treefmt.drv
  /nix/store/4lz8s3bghwl637dl34r0zj6pp2icbwx8-treefmt-check.drv
warning: SQLite database '/nix/var/nix/db/db.sqlite' is busy