these 3 derivations will be built:
  /nix/store/r8zgbn3smamaql403vas7fp8b51hpyws-clan-cli-source.drv
  /nix/store/l1981a4ayk63qcdgl6w863xbm5pv6gli-clan-cli.drv
  /nix/store/k9rhpbl38bp1y0b2vi4mgahsl1cnhwkf-check-devshell-not-depends-on-clan-cli.drv