these 3 derivations will be built:
  /nix/store/cylmn0y408p8pdyr2x9drc44zivzl03y-clan-cli-source.drv
  /nix/store/71hkq203j0rzznxq0lidkg0vcq86n64v-clan-cli.drv
  /nix/store/3r0bni7cwad32fwlaq7kvix7x9k3v4gx-check-devshell-not-depends-on-clan-cli.drv
warning: SQLite database '/nix/var/nix/db/db.sqlite' is busy