this derivation will be built:
  /nix/store/mybqmv5f1qqqlapcm577j6brd31bf7vn-bcachefs-module-7.0.0-26-generic.drv
building '/nix/store/mybqmv5f1qqqlapcm577j6brd31bf7vn-bcachefs-module-7.0.0-26-generic.drv'...