these 2 derivations will be built:
  /nix/store/5w76yivkng3s7b365lj2s6qkkpdqdvak-closure-info.drv
  /nix/store/kddrkin194fqa7ix6k2ifii00zqdmnp5-check-vars.drv
error: path '/nix/store/1v4yni63aw6q67hkxyxnyg362kky16x1-check-vars' is not valid
error: Cannot build '/nix/store/kddrkin194fqa7ix6k2ifii00zqdmnp5-check-vars.drv'.
       Reason: builder failed with exit code 1.
       Output paths:
         /nix/store/1v4yni63aw6q67hkxyxnyg362kky16x1-check-vars