these 3 derivations will be built:
  /nix/store/hq6h72v5dhzkcwvhb7dylpv53a32jj9x-etc.drv
  /nix/store/nzqxx26287zka8yqakz212ds7iirzl6m-activate.drv
  /nix/store/3kl0nbanp66zr67x93bxxpp8q1vy2x1i-nixos-system-tau-26.11.20260920.5baae1f.drv
building '/nix/store/hq6h72v5dhzkcwvhb7dylpv53a32jj9x-etc.drv'
building '/nix/store/nzqxx26287zka8yqakz212ds7iirzl6m-activate.drv'
activate> structuredAttrs is enabled
building '/nix/store/3kl0nbanp66zr67x93bxxpp8q1vy2x1i-nixos-system-tau-26.11.20260920.5baae1f.drv'
nixos-system-tau-26.11.20260920.5baae1f> structuredAttrs is enabled

post-build step Route build to niks3: ok
Pushing SBEE-Lab/infra to https://niks3.sjanglab.org
time=2026-09-30T14:54:47.632+09:00 level=INFO msg="Uploading 2 paths to niks3.sjanglab.org (1198 already cached)"
time=2026-09-30T14:54:47.632+09:00 level=INFO msg="Uploading bcs8n1gc1asy008af5dxyj413497c7qg-etc (55.1KB)"
time=2026-09-30T14:54:47.632+09:00 level=INFO msg="Uploading 87f8vrkbarkyw5kpj6x1p5lfnc7k9apy-nixos-system-tau-26.11.20260920.5baae1f (246.0KB)"
time=2026-09-30T14:54:48.347+09:00 level=INFO msg="Uploading 2 narinfos"
time=2026-09-30T14:54:48.889+09:00 level=INFO msg="Upload complete. (1.562s)"