these 3 derivations will be built:
  /nix/store/vjq4hc050jk85g8g6dbhac94sqv76gpk-source.drv
  /nix/store/s3spjirv3lxwn36fwc8hm23r0mf1nsaz-agentty-0.9.24.drv
  /nix/store/8az0j0zvplbv36nwhm4h0c9x661kgp13-check-agentty.drv