this derivation will be built:
  /nix/store/x94gmhkkd80giy2dq4vq07m8sxnqxi1a-bcachefs-module-7.0.0-28-generic.drv
building '/nix/store/x94gmhkkd80giy2dq4vq07m8sxnqxi1a-bcachefs-module-7.0.0-28-generic.drv'...