this derivation will be built:
  /nix/store/6kyj1y3jm6p33sl52alqfdyyml7dyg2h-bcachefs-module-7.0.0-30-generic.drv
building '/nix/store/6kyj1y3jm6p33sl52alqfdyyml7dyg2h-bcachefs-module-7.0.0-30-generic.drv'...