these 4 derivations will be built:
  /nix/store/x6x3bczr4qxrgna06xq597f5qivmzii9-source.drv
  /nix/store/5738y255willb1iwv0xlvc3pwfi4pq6y-pi-acp-0.0.34-npm-deps.drv
  /nix/store/nj4d2x7xsxywmjfiab1gzvj5nkv746nq-pi-acp-0.0.34.drv
  /nix/store/2xy0dgm4b87nxi7dkk7vbwn32ddmr1vm-check-pi-acp.drv