these 4 derivations will be built:
  /nix/store/6x0rbfzmfsnisvy52jg6p3sslsmqzq19-pi-src-with-lock.drv
  /nix/store/3lf5mdf11kfqgbn2m49zxkkh1ia36mdh-pi-1.0.4-npm-deps.drv
  /nix/store/fgap50h5m0q37fi3w7ci8s41kvlhkxcv-pi-1.0.4.drv
  /nix/store/gpsi4qrwh1l62k12ka85h82h1v8xhnf3-check-pi.drv