this derivation will be built:
  /nix/store/4p3408crg9zphr9m8wr3jgj2v31fbqxj-bcachefs-module-7.0.0-38-generic.drv
building '/nix/store/4p3408crg9zphr9m8wr3jgj2v31fbqxj-bcachefs-module-7.0.0-38-generic.drv'...