this derivation will be built:
  /nix/store/x5cshifdisz8f9qdm4y1hk3d023niv7g-bcachefs-module-7.0.0-28-generic.drv
building '/nix/store/x5cshifdisz8f9qdm4y1hk3d023niv7g-bcachefs-module-7.0.0-28-generic.drv'...