this derivation will be built:
  /nix/store/3n5jgcp0wz0wb9xmd8bl9w6lk7afi2w2-pi-vim-0.14.2.drv
this path will be fetched (0.0 KiB download, 57.4 KiB unpacked):
  /nix/store/5s4rid0zhxn4aid5igpgkbxll3v411yy-pi-vim-0.14.2.tgz