these 6 derivations will be built:
  /nix/store/cy54di8gzglmyy2g1ckcyb46089xkqbf-crate-cc-1.5.1.tar.gz.drv
  /nix/store/02dxr4gwzcan7y1yjpvb9garr15y8cmd-cc-1.5.1.drv
  /nix/store/1q1g0w2hdmm8ag9vmq8xdcq5x3mjdbqb-crate-find-msvc-tools-0.1.14.tar.gz.drv
  /nix/store/36wilx03l2znhjh5m516jpi02lkh8ws9-find-msvc-tools-0.1.14.drv
  /nix/store/jqzxbq40l6sdlspfqxi9lryh20c2bzd5-cargo-vendor-dir.drv
  /nix/store/wi8g3i1pcsacrvsv3jmkpb4hysrhyf9g-nix-ld.drv