these 3 derivations will be built:
  /nix/store/83dlwf1al9zz10gfyhzn23npf32cddfa-tgrab-0.1.1-vendor.drv
  /nix/store/kj452x2d5ypm66gs9dlf1pvjgdwsca28-tgrab-0.1.1.drv
  /nix/store/i48324q4491hak5gjxn2knriv9k9a8yw-check-tgrab.drv