these 3 derivations will be built:
  /nix/store/3ydzv9clnm8pjskr672nb6hl9kkpy9k9-rendered.drv
  /nix/store/j3kc46y6chk6v8x8627c51rh0ic5krlj-generated-docs.drv
  /nix/store/rzbs7n6z0zqqidkx9nv3mkxxrmblm58d-nix-shell.drv
warning: SQLite database '/nix/var/nix/db/db.sqlite' is busy
warning: SQLite database '/nix/var/nix/db/db.sqlite' is busy
warning: SQLite database '/nix/var/nix/db/db.sqlite' is busy