these 3 derivations will be built:
  /nix/store/77jvypyg1gnn4d3zpykrfv56v4gak5mf-tokio-1.53.3.drv
  /nix/store/ssgribpqszx1qqngj2p21a0x9vvp6gmx-cargo-vendor-dir.drv
  /nix/store/z1n5lvkpqn5rrzhg526vcld7qpmpsph5-nix-wire-0.1.0.drv