this derivation will be built:
  /nix/store/d6rp36f644nvx230lnz0wyv35i6jqfqj-bcachefs-module-7.0.0-29-generic.drv
building '/nix/store/d6rp36f644nvx230lnz0wyv35i6jqfqj-bcachefs-module-7.0.0-29-generic.drv'...