these 6 derivations will be built:
  /nix/store/28gff6qsda0h10v2f7d49nkvdmlpxp1x-clan-cli-source.drv
  /nix/store/p9plq38w6cfvj5fg9i9m92pkicbvs97d-clan-cli.drv
  /nix/store/ljkm5xjzsz6r51pckbsw0jhr6i2xmpm6-render-options.drv
  /nix/store/x876g0sv2gdfqmnzz9xr8wpdd08ddadn-rendered.drv
  /nix/store/zh8nai0s1xxssa27dpfjh4jk4byw8g0f-generated-docs.drv
  /nix/store/2wiljfckyfjbvhhbjl1nizwkzx87qby7-nix-shell.drv
warning: SQLite database '/nix/var/nix/db/db.sqlite' is busy