these 2 derivations will be built:
  /nix/store/8k091kcspfhpgllksrgzxsdlr63a4a01-evalCheck-eval-lib-build-clan.drv
  /nix/store/n3zhmq8kqfgcvi652mb83hw6wby8n6a3-eval-tests-aarch64-darwin.drv