these 4 derivations will be built:
  /nix/store/767kcg4f625iq9vrzdqskdgvrykzy28j-pi-src-with-lock.drv
  /nix/store/2yy13vnvh8qgcqp39mp69x9qmn64cj1x-pi-1.3.0.drv
  /nix/store/6hjhnwypi12wylsgaw92fbjd4gc52ad3-pi-acp-0.0.34.drv
  /nix/store/msmlp50jrq91ip22lr09v5s2bz8ipkyb-check-pi-acp.drv