these 2 derivations will be built:
  /nix/store/pq2140ppv8514r5ns1jyv24mwaarcwd6-evalCheck-eval-lib-build-clan.drv
  /nix/store/a4ccviq54k6lqy2fbbk210bxaaqbp1zf-eval-tests-aarch64-darwin.drv