these 3 derivations will be built:
  /nix/store/lbj43yymg836n15dyk15nvip9qmmgw22-source.drv
  /nix/store/bmcf07l8izf9ncj4a1k5v9mqkq875p1r-agentty-0.9.38.drv
  /nix/store/1sdhhvabj31rwvbwggl67w57qcpi5rir-check-agentty.drv