these 6 derivations will be built:
  /nix/store/ldg4v9jspq842gm7ghc2cfp4jglmi455-clan-cli-source.drv
  /nix/store/f6fnplimf1ivg62mk9nw0kfwx9a6mxf6-clan-cli.drv
  /nix/store/kqa21rxmpsws0bz6wr0j6659qcibzx71-render-options.drv
  /nix/store/avbxzs84aw51vrcfis92xhcrza1q1z7g-rendered.drv
  /nix/store/a7rf9mhqljxaaiagqk08j3027jps1g5d-generated-docs.drv
  /nix/store/kji2sfpv7dx9z81bxff0cifv9gmn8s5r-nix-shell.drv
warning: SQLite database '/nix/var/nix/db/db.sqlite' is busy