this derivation will be built:
  /nix/store/nv4db1gjdb20h8a7adbsckjx1v0v1jp5-bcachefs-module-7.0.0-30-generic.drv
building '/nix/store/nv4db1gjdb20h8a7adbsckjx1v0v1jp5-bcachefs-module-7.0.0-30-generic.drv'...