these 2 derivations will be built:
  /nix/store/nzmy38ym94khlrasyjzxbvzz3v3rlblh-closure-info.drv
  /nix/store/1ga975qyl3nm8rkvr5q6i6a4ydfr357x-check-vars.drv
error: path '/nix/store/bck9mdgn28nfynzj6wh7pck2gbjr478z-check-vars' is not valid
error: Cannot build '/nix/store/1ga975qyl3nm8rkvr5q6i6a4ydfr357x-check-vars.drv'.
       Reason: builder failed with exit code 1.
       Output paths:
         /nix/store/bck9mdgn28nfynzj6wh7pck2gbjr478z-check-vars