these 3 derivations will be built:
  /nix/store/w5l64q1f960mxa1jvdy7069h8mcdd1j4-treefmt.toml.drv
  /nix/store/f143mhk5lb7184ab461b8vhwz58c54sv-treefmt.drv
  /nix/store/6lv5ksfkn89bwy5ilmnjp79q95vj0nhk-treefmt-check.drv
warning: SQLite database '/nix/var/nix/db/db.sqlite' is busy