these 4 derivations will be built:
  /nix/store/00nhfjq8zarnxdfw9mi7138g1x4l449m-source.drv
  /nix/store/pv2f17l9c4gd6nbdrkwhjysrikqpwfhw-code-0.6.169-vendor-staging.drv
  /nix/store/44iz6xxjzfl357j2rbakkqj1f9ibsiqw-code-0.6.169-vendor.drv
  /nix/store/9jpkfqqa5fp1cjfp6hq7l5pfaivk8gh0-code-0.6.169.drv