these 3 derivations will be built:
  /nix/store/znxx49sbcdjp2rpx23ms4cy26r8qjbbx-devshell-env.bash.drv
  /nix/store/r451hcvsw72048ws5i7fykg0c3s9gv5r-devshell-dir.drv
  /nix/store/zjjnizv2gacy9kz76p00sicilziim6n9-devshell.drv

post-build step Upload to Mali Attic: ok
✅ All done! (7 already cached, 140 in upstream)