these 2 derivations will be built:
  /nix/store/fss3nkxnm23vzq6fwnwdh70b30xmzmrq-evalCheck-eval-lib-build-clan.drv
  /nix/store/l701613ib2adxhnmqvg40pqrlxnd8bi3-eval-tests-aarch64-darwin.drv