this derivation will be built:
  /nix/store/7afv6v4gv042scgsg8m7fc3c4cqr3g8s-bcachefs-module-7.0.0-28-generic.drv
building '/nix/store/7afv6v4gv042scgsg8m7fc3c4cqr3g8s-bcachefs-module-7.0.0-28-generic.drv'...