these 3 derivations will be built:
  /nix/store/lgrmka14pal86lyf363rik75yylnnx6x-clan-cli-source.drv
  /nix/store/0qc6h6j0823f4n26j4y4nxp1a5vchcvh-clan-cli.drv
  /nix/store/7hbr4d6x34sgxvgjsrrl8kapjc2ia7gs-check-devshell-not-depends-on-clan-cli.drv