this derivation will be built:
  /nix/store/w8ic37mzf71g3dc26blhb896hwx4k87g-bcachefs-module-7.0.0-31-generic.drv
building '/nix/store/w8ic37mzf71g3dc26blhb896hwx4k87g-bcachefs-module-7.0.0-31-generic.drv'...