this derivation will be built:
  /nix/store/nlg9pk3z9k1dnasw221syyvg3ksmyq0c-bcachefs-module-7.1.5-zen1-1-zen.drv
building '/nix/store/nlg9pk3z9k1dnasw221syyvg3ksmyq0c-bcachefs-module-7.1.5-zen1-1-zen.drv'...