these 3 derivations will be built:
  /nix/store/37xxg5866chbfr9x10s3v3r0mcp634rg-source.drv
  /nix/store/6bf882bjv4d2f3pa8d578hwkib14jq3z-mcp-remote-0.16.5.drv
  /nix/store/n4qspv26rbi1m7jb0mq83dgbpj3acwl0-check-mcp-remote.drv