these 2 derivations will be built:
  /nix/store/vxddnxbycy2avxbi1wnxmnx8gjcq2w67-devshell-dir.drv
  /nix/store/gylymgdm3j6fb7cggrwmpnf0ad7mksv1-devshell.drv
this path will be fetched (222.2 MiB download, 634.8 MiB unpacked):
  /nix/store/2x1b3jkwhkg52xa5bnqrc7n04vz23n3b-dart-3.13.0
building '/nix/store/vxddnxbycy2avxbi1wnxmnx8gjcq2w67-devshell-dir.drv'
devshell-dir> structuredAttrs is enabled
devshell-dir> created 233 symlinks in user environment
building '/nix/store/gylymgdm3j6fb7cggrwmpnf0ad7mksv1-devshell.drv' on 'ssh-ng://nix-remote-build@quine'
building '/nix/store/gylymgdm3j6fb7cggrwmpnf0ad7mksv1-devshell.drv'

post-build step Upload to Mali Attic: ok
⚙️ Pushing 1 paths to "ol-ci" on "mali" (5 already cached, 238 in upstream)...
✅ lghrkkh1jp5skl0xzhajs301h1cg9mxi-devshell-dir (1.56 MiB/s)