these 3 derivations will be built:
  /nix/store/pkmqrpll647nrz03p1lmxrsipcc19h56-devshell-env.bash.drv
  /nix/store/8fvhz9a4wqf4dl24wi3cl3lrcms6qvhr-devshell-dir.drv
  /nix/store/20q687ycicrl2vaph1djiz1i0j9l78kc-devshell.drv
building '/nix/store/pkmqrpll647nrz03p1lmxrsipcc19h56-devshell-env.bash.drv'
devshell-env.bash> structuredAttrs is enabled
building '/nix/store/8fvhz9a4wqf4dl24wi3cl3lrcms6qvhr-devshell-dir.drv'
devshell-dir> structuredAttrs is enabled
devshell-dir> created 1 symlinks in user environment
building '/nix/store/20q687ycicrl2vaph1djiz1i0j9l78kc-devshell.drv' on 'ssh-ng://nix-remote-build@quine'
building '/nix/store/20q687ycicrl2vaph1djiz1i0j9l78kc-devshell.drv'

post-build step Upload to Mali Attic: ok
✅ All done! (1 already cached, 13 in upstream)