this derivation will be built:
  /nix/store/bmjxx1q0xf3db5h8pylzk86r42baw7v2-bcachefs-module-7.0.0-27-generic.drv
building '/nix/store/bmjxx1q0xf3db5h8pylzk86r42baw7v2-bcachefs-module-7.0.0-27-generic.drv'...