these 2 derivations will be built:
  /nix/store/z0x1z78gj8lijrm4sbvccsavysfmifm2-tincd-deps-0.1.0.drv
  /nix/store/7f05yf1ylv610fb5gv7pprgmbivnlp7y-tincd-test-0.1.0.drv