this derivation will be built:
  /nix/store/akl92csa8w072zyk9qn6p8f17ja9hrqp-bcachefs-module-7.1.5-zen1-2-zen.drv
building '/nix/store/akl92csa8w072zyk9qn6p8f17ja9hrqp-bcachefs-module-7.1.5-zen1-2-zen.drv'...