these 3 derivations will be built:
  /nix/store/crmxiivrwg96l67yxpfjfyz6phkyxpqj-source.drv
  /nix/store/xgmyvkwi93ry0nfn82k285g2giwg7gvw-gno-2.8.3.drv
  /nix/store/g15xhxxc2yw4q6fy1sf5zn2sf64q8d8z-check-gno.drv