these 3 derivations will be built:
  /nix/store/80gq1hk84q48h5b224wbzm9wnls9pf8x-jcode-0.95.0-vendor.drv
  /nix/store/f77xim7ggk5nxym9vbhj6rr869j7j33d-jcode-0.95.0.drv
  /nix/store/cglmvnz3d6bfbjj7zs5rb7qc1drxfw6l-check-jcode.drv