this derivation will be built:
  /nix/store/b63g1a51w0p686qi6ndzmmbl3ksx2xl9-bcachefs-module-7.0.0-38-generic.drv
building '/nix/store/b63g1a51w0p686qi6ndzmmbl3ksx2xl9-bcachefs-module-7.0.0-38-generic.drv'...