this derivation will be built:
  /nix/store/i2s55di7xf2yh280rcaxjq64sb4h03mq-bcachefs-module-7.0.0-34-generic.drv
building '/nix/store/i2s55di7xf2yh280rcaxjq64sb4h03mq-bcachefs-module-7.0.0-34-generic.drv'...