this derivation will be built:
  /nix/store/35q2qr09d37nzvnk9afp2im03jm9jk1w-iets-0.1.0.drv
warning: SQLite database '/nix/var/nix/db/db.sqlite' is busy
warning: SQLite database '/nix/var/nix/db/db.sqlite' is busy
warning: SQLite database '/nix/var/nix/db/db.sqlite' is busy