this derivation will be built:
  /nix/store/5bvj7lz0fk3wp99ksnc59g7pazdjs0hc-bcachefs-module-7.0.0-28-generic.drv
building '/nix/store/5bvj7lz0fk3wp99ksnc59g7pazdjs0hc-bcachefs-module-7.0.0-28-generic.drv'...