these 2 derivations will be built:
  /nix/store/8bjypnl9vzd3xjbb1gcjyxjk927s63gh-jscpd-5.4.0.drv
  /nix/store/q7cgd8r1b5al1h8kz5b60i12xv3nrslk-check-jscpd.drv