these 4 derivations will be built:
  /nix/store/3kkbc3qwalvwg8ljawgfvr364c9ppaxp-devshell-env.bash.drv
  /nix/store/i0rh3xbijd2wcrn0pa8j9d0fbsnixsf7-run-clojure-mcp.drv
  /nix/store/n929wjd2cvr35wazpbcmmdwa9xsb07mp-devshell-dir.drv
  /nix/store/6vfa2sxww0s5v9xqll1psfhcw11qgcfs-devshell.drv
these 3 paths will be fetched (4.7 MiB download, 13.6 MiB unpacked):
  /nix/store/f49mqwribh6dhj0gzzgzbc30iflacbrz-dumbpipe-0.39.0
  /nix/store/l60xx259knfbgfr7wzwsw7zg9ajmv3sn-wget-1.25.0
  /nix/store/myq293bzp0n95fyp3ff0fc65cxbmzlq7-wget-1.25.0-man