these 8 derivations will be built:
  /nix/store/2xdpl7mx3sckpc14gnx8ddp6m0k77apl-clan-cli-source.drv
  /nix/store/kny2jmxi5ykb93va5fxrqwrg3qdy0bag-clan-cli.drv
  /nix/store/qi8h9gvmndny9z4r3kvw30hfgzyy7kqj-tofu.drv
  /nix/store/45zx5aajfyz6h575c4jga9n4474ifaq8-plan.drv
  /nix/store/a6wn5qjwbrs26z8v39jv1sbpa46cmlc7-destroy.drv
  /nix/store/f6h0axyp0jsvsgcg0yzf1c7q2ly0qq8j-apply.drv
  /nix/store/zi63hqy38gf1wf3z5072557w3i0cbbkd-init.drv
  /nix/store/szr6x6cz9djdvnb769ywkmb060r3wqbc-nix-shell.drv
warning: SQLite database '/nix/var/nix/db/db.sqlite' is busy