this derivation will be built:
  /nix/store/kbk35f7i0a9qdzwlwngc0389khlgww49-bcachefs-module-7.0.0-31-generic.drv
building '/nix/store/kbk35f7i0a9qdzwlwngc0389khlgww49-bcachefs-module-7.0.0-31-generic.drv'...