this derivation will be built:
  /nix/store/kp7nh3vdj5qixzivigid4qy3g0wjdp5g-bcachefs-module-7.0.0-30-generic.drv
building '/nix/store/kp7nh3vdj5qixzivigid4qy3g0wjdp5g-bcachefs-module-7.0.0-30-generic.drv'...