this derivation will be built:
  /nix/store/g66v85m0biijyn50dmfx9a3f0gyvbdqn-bcachefs-module-7.0.0-26-generic.drv
building '/nix/store/g66v85m0biijyn50dmfx9a3f0gyvbdqn-bcachefs-module-7.0.0-26-generic.drv'...