these 2 derivations will be built:
  /nix/store/9y9iwwv1qn6kna3i2rab9kldv63zzaig-closure-info.drv
  /nix/store/ynxyll8zd5bh3ajy1c5dhn9k9pybl902-check-vars.drv
error: path '/nix/store/l35sa9zcv4jh5n60nr4jk76gv9lj00yq-check-vars' is not valid
error: Cannot build '/nix/store/ynxyll8zd5bh3ajy1c5dhn9k9pybl902-check-vars.drv'.
       Reason: builder failed with exit code 1.
       Output paths:
         /nix/store/l35sa9zcv4jh5n60nr4jk76gv9lj00yq-check-vars