these 3 derivations will be built:
  /nix/store/znndvcl3542bkkdpzzrg21x0m6lmm31p-droid.drv
  /nix/store/yvxxfjqx0g3k81shljnvgslypfj2i9hc-droid-0.250.0.drv
  /nix/store/ymdzxa7pmyy7s0zf422agy9p94zan2ff-check-droid.drv