these 6 derivations will be built:
  /nix/store/aphcwhhcisfza69nqafdb0j66x52nlqw-clan-cli-source.drv
  /nix/store/ikh0rafxsm2pkkyf534zgi1dpwfjz8aq-clan-cli.drv
  /nix/store/hffdvjw3chfx8v93ii7kpggd4spl5z2a-render-options.drv
  /nix/store/84c6dlnnr0xgr4x7b82g5qw46sn5dgw9-rendered.drv
  /nix/store/4cx1y1hhhgq74wl8kqxipg7kp4mfn47h-generated-docs.drv
  /nix/store/3rg7khji10pxk1580axn5c9pcg3zgbx6-nix-shell.drv
warning: SQLite database '/nix/var/nix/db/db.sqlite' is busy