these 2 derivations will be built:
  /nix/store/kk4n9qxwih3fxcj2gw9l5zfrz7qxvhhz-evalCheck-eval-lib-build-clan.drv
  /nix/store/c9h42591nsxnrcp3pxcysa8w8dhydm8h-eval-tests-aarch64-darwin.drv