these 5 derivations will be built:
  /nix/store/i5nicy3x0h911inr7ffr5wy4sz6mcplk-source.drv
  /nix/store/gpfybmpdkn3w57nmgc32cw5qg9p8x46v-beads-1.3.1-go-modules.drv
  /nix/store/sy5a2dp7smc3s8d2p791saf79mv9v6xn-beads-1.3.1.drv
  /nix/store/2z3gs8ryb9x6l98vi5qnydf2ac6fv1xq-gastown-1.2.1.drv
  /nix/store/bfkmqq7kqsx2hh65hxkg64aq0hd8drbg-check-gastown.drv