these 2 derivations will be built:
  /nix/store/52cbvw1g7zrfakb5fa9nkckafpnghyqf-closure-info.drv
  /nix/store/y096d7r6gwx8916jzk7s67pagc9g1x8h-check-vars.drv
error: path '/nix/store/idryzldmqpc82v6p9b0z7q5a52c9jc9g-check-vars' is not valid
error: Cannot build '/nix/store/y096d7r6gwx8916jzk7s67pagc9g1x8h-check-vars.drv'.
       Reason: builder failed with exit code 1.
       Output paths:
         /nix/store/idryzldmqpc82v6p9b0z7q5a52c9jc9g-check-vars