this derivation will be built:
  /nix/store/i70x4ysrxfhrwmfajkzcc3lrk7cf4jmy-check-droid.drv
this path will be fetched (0.0 KiB download, 279.7 MiB unpacked):
  /nix/store/mn6x7ld2ijyk3pzs8dyl1cpkqg5w90iz-droid-0.249.0