these 2 derivations will be built:
  /nix/store/khb7ch3f808hhl59rrxzmljbqka37grx-darwin-version.json.drv
  /nix/store/1h0vizzp7gdxvs2915456qdiyns7flmd-darwin-system-26.11.57a3171.drv
building '/nix/store/1h0vizzp7gdxvs2915456qdiyns7flmd-darwin-system-26.11.57a3171.drv' on 'ssh-ng://builder@build04.clan.lol'
building '/nix/store/1h0vizzp7gdxvs2915456qdiyns7flmd-darwin-system-26.11.57a3171.drv'

post-build step Upload to niks3: ok
time=2026-07-28T05:03:57.670Z level=INFO msg="Uploading 2 paths to niks3.clan.lol (373 already cached)"
time=2026-07-28T05:03:57.799Z level=WARN msg="Request returned retryable status, retrying" attempt=1 max_attempts=6 backoff=100ms status=500 url="https://s3.eu-central-003.backblazeb2.com/clan-cache/log/q2acn656xw530q71b2jm22s2vb0kgbin-etc-lassulus.drv?X-Amz-Algorithm=AWS4-HMAC-SHA256&X-Amz-Credential=003c1c6417d34cc0000000013%2F20260728%2Feu-central-003%2Fs3%2Faws4_request&X-Amz-Date=20260728T050356Z&X-Amz-Expires=18000&X-Amz-SignedHeaders=host&X-Amz-Signature=e92fc6b15731526f08b77daf5d1f0ecde1d93d59fd3386061805e308a4eb94a5"
time=2026-07-28T05:03:58.082Z level=WARN msg="Request returned retryable status, retrying" attempt=1 max_attempts=6 backoff=100ms status=500 url="https://s3.eu-central-003.backblazeb2.com/clan-cache/log/ph7g570mhr55ziwba8ar1dmfb0297428-etc-kenji.drv?X-Amz-Algorithm=AWS4-HMAC-SHA256&X-Amz-Credential=003c1c6417d34cc0000000013%2F20260728%2Feu-central-003%2Fs3%2Faws4_request&X-Amz-Date=20260728T050356Z&X-Amz-Expires=18000&X-Amz-SignedHeaders=host&X-Amz-Signature=c3d7d86693a5fef8ba5d5ea98d7be0e47a09657aec3dc0bcf9958fe26b41e929"
time=2026-07-28T05:03:58.214Z level=INFO msg="Uploading j2ixsz9i4iq36hmvwsbkgyvrx31jwh4w-darwin-version.json (352B)"
time=2026-07-28T05:03:58.224Z level=INFO msg="Uploading v1c8i6qpy09w1snbxglwsr8c1bb7260w-darwin-system-26.11.57a3171 (129.7KB)"
time=2026-07-28T05:03:58.314Z level=WARN msg="Request returned retryable status, retrying" attempt=1 max_attempts=6 backoff=100ms status=500 url="https://s3.eu-central-003.backblazeb2.com/clan-cache/log/2340vmy1ws1paw0cby1yx2jb5nswk3dm-nix-index-database.drv?X-Amz-Algorithm=AWS4-HMAC-SHA256&X-Amz-Credential=003c1c6417d34cc0000000013%2F20260728%2Feu-central-003%2Fs3%2Faws4_request&X-Amz-Date=20260728T050356Z&X-Amz-Expires=18000&X-Amz-SignedHeaders=host&X-Amz-Signature=7079efc3ca228260a19fe0c610ab756a1371cb577bbdec2fd5fb92b17803b1af"
time=2026-07-28T05:04:03.166Z level=WARN msg="Request returned retryable status, retrying" attempt=1 max_attempts=6 backoff=100ms status=500 url="https://s3.eu-central-003.backblazeb2.com/clan-cache/log/z5w23k7v3vahwklp63s2l3yv9p9gw46y-org.nixos.wg-quick-wireguard-infra.plist.drv?X-Amz-Algorithm=AWS4-HMAC-SHA256&X-Amz-Credential=003c1c6417d34cc0000000013%2F20260728%2Feu-central-003%2Fs3%2Faws4_request&X-Amz-Date=20260728T050356Z&X-Amz-Expires=18000&X-Amz-SignedHeaders=host&X-Amz-Signature=4057f8300e784f4774d84f38718ba9b0a04ac68f4eebf488dacd638e5fc42770"
time=2026-07-28T05:04:07.149Z level=INFO msg="Uploading 2 narinfos"
time=2026-07-28T05:04:08.118Z level=INFO msg="Upload complete. (11.578s)"