these 2 derivations will be built:
  /nix/store/f9m9x1ih8ccix8279m45jndpaqrlkb86-tincd-deps-0.1.0.drv
  /nix/store/xgs0ash5mc7zc5nxjd98pm9nw8m10qbz-tincd-test-0.1.0.drv