these 2 derivations will be built:
  /nix/store/79hzr706037gjkgwik4ivmcx8vlcvcv9-closure-info.drv
  /nix/store/37fdb6m8fg9yv4d9dzqdhw1xq45zzlfn-check-vars.drv
this path will be fetched (0.0 KiB download, 3.9 MiB unpacked):
  /nix/store/16y8y6q1bbyrrv1f86ghgafn16zkc8mi-clan-cli
error: path '/nix/store/axzd9vwjygn8gdcyyd3b45kynk2ms20h-check-vars' is not valid
error: Cannot build '/nix/store/37fdb6m8fg9yv4d9dzqdhw1xq45zzlfn-check-vars.drv'.
       Reason: builder failed with exit code 1.
       Output paths:
         /nix/store/axzd9vwjygn8gdcyyd3b45kynk2ms20h-check-vars