this derivation will be built:
  /nix/store/4h52zydp2zv8qpk43yl2a3p5z28ywmxg-check-orca.drv
this path will be fetched (0.0 KiB download, 683.4 MiB unpacked):
  /nix/store/3s1s2z6al0yy57g3vcw9pj06s60pa0py-orca-1.4.239