this derivation will be built:
  /nix/store/901xwa2w2zgnfbv36wmh6ibl9nss0afb-bcachefs-module-7.0.0-29-generic.drv
building '/nix/store/901xwa2w2zgnfbv36wmh6ibl9nss0afb-bcachefs-module-7.0.0-29-generic.drv'...