these 2 derivations will be built:
  /nix/store/5myr33y0nljvkl0h30zlgv96in7dd3xw-flake-inputs.drv
  /nix/store/6f5p21bajhrr12am84jr0jm204xmvjyg-check-flake-inputs.drv
warning: SQLite database '/nix/var/nix/db/db.sqlite' is busy