these 2 derivations will be built:
  /nix/store/jds10d8dz9qmipfsp2rfrpkj92lyls4a-closure-info.drv
  /nix/store/vpjhzm1gqnhxlxbfxc2q5krlmdikhbm6-check-vars.drv
error: path '/nix/store/p9awjrhi58q722jby69k46236jkahwq2-check-vars' is not valid
error: Cannot build '/nix/store/vpjhzm1gqnhxlxbfxc2q5krlmdikhbm6-check-vars.drv'.
       Reason: builder failed with exit code 1.
       Output paths:
         /nix/store/p9awjrhi58q722jby69k46236jkahwq2-check-vars