tribuchet: building on jamie
 INFO Book building has started
 INFO Running the html backend
 WARN unclosed HTML tag `<operating>` found in `reference.md` while exiting TableCell
HTML tags must be closed before exiting a markdown element.
 INFO HTML book written to `/nix/store/4zdmsjp3ir6431hr5kbhg4mpyrc9q6w0-nixos-anywhere-docs`
tribuchet worker error: packing output /nix/store/4zdmsjp3ir6431hr5kbhg4mpyrc9q6w0-nixos-anywhere-docs: packing /var/lib/tribuchet/builds/d15b34a741848c516a1c89075e6ea2ca/root/nix/store/4zdmsjp3ir6431hr5kbhg4mpyrc9q6w0-nixos-anywhere-docs: Permission denied (os error 13)