this derivation will be built:
  /nix/store/xmq51c82lzkh4x77pdcwv55a0pp0v745-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/xmq51c82lzkh4x77pdcwv55a0pp0v745-bcachefs-module-7.0.0-39-generic.drv'...