these 5 derivations will be built:
  /nix/store/n5bwgngzaywhvz85aqpvmnzamslpbhd7-source.drv
  /nix/store/syzbnmc0c91cb3lg1xjiynnzjy26l1bw-jcode-0.95.0-vendor-staging.drv
  /nix/store/wvbq6rbbx1ryrznkklswr6qv5d6fr9gy-jcode-0.95.0-vendor.drv
  /nix/store/8v4vyqw2vvpxqinnc5p4j77cqqcwpijr-jcode-0.95.0.drv
  /nix/store/avn9lmirrmhdmxwj8vd96zgg750w3srk-check-jcode.drv