these 4 derivations will be built:
  /nix/store/rm002x6vdf0336p8ibvqpsjjy6j3dsmy-menu.drv
  /nix/store/vgv1nww8b01nm0hf2z6q4zn9pllyw10a-devshell-env.bash.drv
  /nix/store/qsf1av70xynw9ji0n2ld0fsq9v83l5hz-devshell-dir.drv
  /nix/store/i8jspv82kyp24dj67am95hi5qh9319ka-devshell.drv