this derivation will be built:
  /nix/store/k69796vcb5a7vpkix7qmg22008y3mwyn-bcachefs-module-7.0.0-30-generic.drv
building '/nix/store/k69796vcb5a7vpkix7qmg22008y3mwyn-bcachefs-module-7.0.0-30-generic.drv'...