these 2 derivations will be built:
  /nix/store/pzbrfsxn24lgnl95rs0qqkf4vxvya4hb-cargo-vendor-dir.drv
  /nix/store/9k1prbn1vgn5v2pgd4kjn1qbmvf2j31z-envfs-1.1.0.drv