these 5 derivations will be built:
  /nix/store/yfkkrfvyyq6dfi4qfdzlmqj8ldblkx87-source.drv
  /nix/store/qwya9akqyr563pmjg2vjd1jw12ny05ap-jscpd-5.4.2-vendor-staging.drv
  /nix/store/y7vs72df2asyvmawirffh294bhy6nv2v-jscpd-5.4.2-vendor.drv
  /nix/store/gg212fc2n9piipyigxkdd43a8bf17za1-jscpd-5.4.2.drv
  /nix/store/6rxyb6xdp9pqxznqdi96kfzn7znr62kd-check-jscpd.drv