these 2 derivations will be built:
  /nix/store/xixvn3dsgjp997gmjmgs6v05jz7qjqdh-nix-unit-2.35.1.drv
  /nix/store/nxjhj4k3rpxwfj1dsigx3xl49dhx9q2d-nix-unit-check.drv