these 4 derivations will be built:
  /nix/store/yq64kw6p4bvbqx4k1xqq955cws844h2x-crate-cc-1.2.66.tar.gz.drv
  /nix/store/jj5lwbaddks4gmdwkwgx2hhl93wnzqg0-cc-1.2.66.drv
  /nix/store/hwqmvnysp1kd3pif2cmab91px8ry7fp9-cargo-vendor-dir.drv
  /nix/store/fhjc1x80qq955pnvqzdwg5l52x1zasyd-nix-ld.drv