this derivation will be built:
  /nix/store/av4s4mkq346wqnpxrk34kl8x2kmw7v2i-bcachefs-module-7.0.0-28-generic.drv
building '/nix/store/av4s4mkq346wqnpxrk34kl8x2kmw7v2i-bcachefs-module-7.0.0-28-generic.drv'...