these 8 derivations will be built:
  /nix/store/7jw3wc9nf5d3905ipgl7arxvz1fkqr69-clan-runtime.drv
  /nix/store/isnb3wbwn98838cmsqvq3pzmzbqnmg4w-clan-cli-source.drv
  /nix/store/vcsv3avyd4mc1hc7fammhsb7vnxq4djf-clan-cli.drv
  /nix/store/1bi6b8znmxscblkfqkbqz66nbszj6ld7-render-options.drv
  /nix/store/k91fq917s6qgk1h1irf2daxshksp8f95-info.json.drv
  /nix/store/xp455d5232vb302kws0ymjjw9rfpbzdm-rendered.drv
  /nix/store/9xww87kghp5ck395939192bqkzimwphc-generated-docs.drv
  /nix/store/zfjvcvg0nw43bdkjh2plpcn2rizdv8g0-nix-shell.drv
this path will be fetched (0.0 KiB download, 2.4 KiB unpacked):
  /nix/store/zs3m90rdxiz2g6wax1b3cbhg4kg7yhxc-options.json
building '/nix/store/k91fq917s6qgk1h1irf2daxshksp8f95-info.json.drv' on 'ssh-ng://builder@build01.clan.lol'
building '/nix/store/k91fq917s6qgk1h1irf2daxshksp8f95-info.json.drv'
building '/nix/store/zfjvcvg0nw43bdkjh2plpcn2rizdv8g0-nix-shell.drv' on 'ssh-ng://builder@build01.clan.lol'
building '/nix/store/zfjvcvg0nw43bdkjh2plpcn2rizdv8g0-nix-shell.drv'
nix-shell> Running phase: buildPhase

upload niks3: failed
time=2026-09-10T00:34:58.594Z level=WARN msg="Request returned retryable status, retrying" attempt=1 max_attempts=6 backoff=100ms status=502 url=https://niks3.clan.lol/api/pending_closures
time=2026-09-10T00:36:03.546Z level=WARN msg="Request returned retryable status, retrying" attempt=2 max_attempts=6 backoff=187.155328ms status=502 url=https://niks3.clan.lol/api/pending_closures
time=2026-09-10T00:41:38.531Z level=WARN msg="Request returned retryable status, retrying" attempt=1 max_attempts=6 backoff=100ms status=504 url=https://niks3.clan.lol/api/pending_closures
time=2026-09-10T00:46:38.632Z level=WARN msg="Request returned retryable status, retrying" attempt=2 max_attempts=6 backoff=182.285456ms status=504 url=https://niks3.clan.lol/api/pending_closures
time=2026-09-10T00:52:05.427Z level=WARN msg="Request returned retryable status, retrying" attempt=1 max_attempts=6 backoff=100ms status=504 url=https://niks3.clan.lol/api/pending_closures
time=2026-09-10T00:57:05.530Z level=WARN msg="Request returned retryable status, retrying" attempt=2 max_attempts=6 backoff=216.110839ms status=504 url=https://niks3.clan.lol/api/pending_closures
time=2026-09-10T01:02:05.748Z level=WARN msg="Request returned retryable status, retrying" attempt=3 max_attempts=6 backoff=374.38175ms status=504 url=https://niks3.clan.lol/api/pending_closures
time=2026-09-10T01:07:06.123Z level=WARN msg="Request returned retryable status, retrying" attempt=4 max_attempts=6 backoff=789.765369ms status=504 url=https://niks3.clan.lol/api/pending_closures
time=2026-09-10T01:12:06.915Z level=WARN msg="Request returned retryable status, retrying" attempt=5 max_attempts=6 backoff=1.610297597s status=504 url=https://niks3.clan.lol/api/pending_closures
time=2026-09-10T01:17:08.527Z level=ERROR msg="Fatal error" error="pushing paths: creating pending closures: creating pending closure: server returned 504: "