these 3 derivations will be built:
  /nix/store/wapfrli0qwybqarpad6j38dmzylcccmy-pi-1.3.0.drv
  /nix/store/xzgcwqmrzi57jvh89fg6r31b8qadzaiy-pi-acp-0.0.34.drv
  /nix/store/am7yxss53x09qk1sf307mpp7z88jsf2v-check-pi-acp.drv