these 3 derivations will be built:
  /nix/store/14nfm1p1zma8ckc9acfvjp85an6dka1z-rendered.drv
  /nix/store/vmd00pvg6y05j8wdkwfhhx4cw2qaynz7-generated-docs.drv
  /nix/store/p30vs4knpmcq36nlvr79dgsq7gg646za-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