these 4 derivations will be built:
  /nix/store/7dhrqfwr0xm8hwafcq2h32x4b0hm5y90-clan-cli-source.drv
  /nix/store/al5zs67py0f2qd10drzgzi5c2j1n1ckr-closure-info.drv
  /nix/store/gvbss12j1qpjjppbzpm16hw0w5df3x0k-clan-cli.drv
  /nix/store/9a7zpqik1nhg7sk3msqnay01plkylxxl-check-vars.drv
error: path '/nix/store/bzikxcvf0rnqdpa2c5xxkx6cpibcnz6d-check-vars' is not valid
error: Cannot build '/nix/store/9a7zpqik1nhg7sk3msqnay01plkylxxl-check-vars.drv'.
       Reason: builder failed with exit code 1.
       Output paths:
         /nix/store/bzikxcvf0rnqdpa2c5xxkx6cpibcnz6d-check-vars