these 2 derivations will be built:
  /nix/store/widjmvxzmrgymkr86s3a9xqrshmzsy25-iets-deps-0.2.0.drv
  /nix/store/ysgcfklhx41xqcvhnb7avz3bismwg9pr-iets-0.2.0.drv
warning: SQLite database '/nix/var/nix/db/db.sqlite' is busy
warning: SQLite database '/nix/var/nix/db/db.sqlite' is busy