this derivation will be built:
  /nix/store/h7bqq8sjn2zp21520qd956bxw4rn1imx-bcachefs-module-7.0.0-30-generic.drv
building '/nix/store/h7bqq8sjn2zp21520qd956bxw4rn1imx-bcachefs-module-7.0.0-30-generic.drv'...