these 2 derivations will be built:
  /nix/store/zl2l9pgimwmkz5gz4wa5j3a3y501qhrc-cargo-vendor-dir.drv
  /nix/store/mpycl0v3dkbfpzxmiv7ygk32d0xybmar-zfs-dedup-clippy-0.1.0.drv