this derivation will be built:
  /nix/store/4y57lxaf9a86zh84c8x51qsanawqxkf8-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/4y57lxaf9a86zh84c8x51qsanawqxkf8-bcachefs-module-7.0.0-39-generic.drv'...