these 4 derivations will be built:
  /nix/store/n0p5s3fmyfg4xr57zrqipfcynhnx8cx0-vendor-registry.drv
  /nix/store/1zq1yfd6fkldc4c6h4sac6bnpqilp6gk-vendor-cargo-deps.drv
  /nix/store/9vwglzdx5101myhfp35w8idr921gi74i-tincd-deps-0.1.0.drv
  /nix/store/mndab4dvvhlf18lg6sib8rawsbqfiz9x-tincd-test-0.1.0.drv