these 3 derivations will be built:
  /nix/store/66zf0k6p77dnwf5zwaml9r22khzg1yy8-treefmt.toml.drv
  /nix/store/0hwhhhvgvb1wvn9q4j29c9cz45qqv2bw-treefmt.drv
  /nix/store/9hk08cn6mdhsmksybmbl49k4zigv6vbd-treefmt-check.drv
warning: SQLite database '/nix/var/nix/db/db.sqlite' is busy