these 3 derivations will be built:
  /nix/store/fpp4n0d580wfgp78y51l4k3g1vcd68bb-rendered.drv
  /nix/store/5ki02d99rd0j163v4204pkyfc7wwianw-generated-docs.drv
  /nix/store/xz9d5sycvrm7lkywvv90xia9k2k3q49f-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