this derivation will be built:
  /nix/store/vjw16ckmqk4pz44qn8yj32n9i8ig2m47-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/vjw16ckmqk4pz44qn8yj32n9i8ig2m47-bcachefs-module-7.0.0-39-generic.drv'...