these 3 derivations will be built:
  /nix/store/zhzgabm04k68q2vh8ihx91r8994k0648-vendor-cargo-deps.drv
  /nix/store/iyf3jgf7c03i0xvfzdh3ksp0qcfl1g41-tincd-deps-0.1.0.drv
  /nix/store/j03fpvfmyjn8phhxin2shpy9zi03aqhc-tincd-test-0.1.0.drv