this derivation will be built:
  /nix/store/j3fsa3m67a388lq8843lfspmpxayihjw-bcachefs-module-7.0.0-29-generic.drv
building '/nix/store/j3fsa3m67a388lq8843lfspmpxayihjw-bcachefs-module-7.0.0-29-generic.drv'...