these 2 derivations will be built:
  /nix/store/b6dl39wy79nslcqqf0yz873wj0kjg8xk-closure-info.drv
  /nix/store/sqz7xw1nz93an622m3w0kxx257xssj86-check-vars.drv
error: path '/nix/store/0a9yv2ifm517a9rxykzlv4058b3i5gc2-check-vars' is not valid
error: Cannot build '/nix/store/sqz7xw1nz93an622m3w0kxx257xssj86-check-vars.drv'.
       Reason: builder failed with exit code 1.
       Output paths:
         /nix/store/0a9yv2ifm517a9rxykzlv4058b3i5gc2-check-vars