these 2 derivations will be built:
  /nix/store/rdql099vjam41ix8f60sq60y2nwysqk1-closure-info.drv
  /nix/store/kqr1371im763d2c44vjzvgp2g8879ay0-check-vars.drv
this path will be fetched (0.0 KiB download, 3.9 MiB unpacked):
  /nix/store/75z0np1qm30jw5p53i93xifnjdkknppq-clan-cli
error: path '/nix/store/sg64raakhhw4kg197n6if8pb75yhg0ar-check-vars' is not valid
error: Cannot build '/nix/store/kqr1371im763d2c44vjzvgp2g8879ay0-check-vars.drv'.
       Reason: builder failed with exit code 1.
       Output paths:
         /nix/store/sg64raakhhw4kg197n6if8pb75yhg0ar-check-vars