this derivation will be built:
  /nix/store/rvvbab4yzhxclgqrc8rc9qch997h524g-bcachefs-module-7.0.0-28-generic.drv
building '/nix/store/rvvbab4yzhxclgqrc8rc9qch997h524g-bcachefs-module-7.0.0-28-generic.drv'...