these 5 derivations will be built:
  /nix/store/2lj7184pg91rf23vwbx035j11hrb282s-source.drv
  /nix/store/kvx424r5g55ckikvswpp8j8lpl85w087-jscpd-5.4.2-vendor-staging.drv
  /nix/store/k4fq4df0wdsgnf90gypa2nyfw7sjmsyy-jscpd-5.4.2-vendor.drv
  /nix/store/f3sd8aipl6phwhyijwwkspw3cvric93f-jscpd-5.4.2.drv
  /nix/store/mjp4j4542ln500cbgmngq4lyhk3rhzi0-check-jscpd.drv