these 5 derivations will be built:
  /nix/store/6fv21pilz17xj19zsgznk2nh4kr6589x-claude-desktop-cowork-firmware.drv
  /nix/store/k53xw6iymzc35vlaw979rcywlrjvfp33-claude-desktop-2.9939.4-fhsenv-rootfs.drv
  /nix/store/qm0d7zilap5jyxhi08pch3zc1zwc16a3-claude-desktop-2.9939.4-bwrap.drv
  /nix/store/3462c07jsd5qrb3lghak0288wh6lg4hm-claude-desktop-2.9939.4.drv
  /nix/store/g5arimm4n62iapx4fannzmlfvqhrz7c0-check-claude-desktop.drv
these 2 paths will be fetched (3.4 MiB download, 10.9 MiB unpacked):
  /nix/store/xd1njdj3251gc4nkk6m0lq57b9n011kd-OVMF-202608-fd
  /nix/store/l2p5dsfaidkpdjzfwjzxpkpkav5l8vh4-virtiofsd-1.14.0
building '/nix/store/6fv21pilz17xj19zsgznk2nh4kr6589x-claude-desktop-cowork-firmware.drv'
building '/nix/store/k53xw6iymzc35vlaw979rcywlrjvfp33-claude-desktop-2.9939.4-fhsenv-rootfs.drv'
claude-desktop-2.9939.4-fhsenv-rootfs> structuredAttrs is enabled
building '/nix/store/qm0d7zilap5jyxhi08pch3zc1zwc16a3-claude-desktop-2.9939.4-bwrap.drv'
claude-desktop-2.9939.4-bwrap> structuredAttrs is enabled
building '/nix/store/3462c07jsd5qrb3lghak0288wh6lg4hm-claude-desktop-2.9939.4.drv'
claude-desktop-2.9939.4> structuredAttrs is enabled
building '/nix/store/g5arimm4n62iapx4fannzmlfvqhrz7c0-check-claude-desktop.drv'

upload niks3: ok