these 3 derivations will be built:
  /nix/store/2kwpmr4jbxzhgv72fzis852j29pz8hph-jcode-0.91.0-vendor.drv
  /nix/store/n519c7xhii6v0kh6hj311cbdzi27igfq-jcode-0.91.0.drv
  /nix/store/8w1hasph0l6i2amf03mzdqnn77fgv9rw-check-jcode.drv