these 8 derivations will be built:
  /nix/store/69x86zhp3r28qyffnvxbsb62pgrffrmq-system-units.drv
  /nix/store/44qzygvxihrvwsw5a0sca3xginbyy0f5-etc.drv
  /nix/store/pw4sjaplzhmipgic3zfwgb3dk0zm7q5q-activate.drv
  /nix/store/gzh0x8b5m0krjmghgg7r9nhv4p5an9zi-nixos-system-server-test.drv
  /nix/store/qs570vh27qjb80rqr03xf4r0972wyig6-testScript.drv
  /nix/store/hw9y7mz6vzpqcrh0packgy2x94qrnbs6-closure-info.drv
  /nix/store/kg9f9gwc6hwjj13kwq2yysc0c5iqdc8c-nixos-test-driver-service-machine-id.drv
  /nix/store/0n6q6zq57bvdc9zdsf1788zbsqs4wxbf-container-test-run-service-machine-id.drv
building '/nix/store/69x86zhp3r28qyffnvxbsb62pgrffrmq-system-units.drv' on 'ssh-ng://builder@build01.clan.lol'
building '/nix/store/qs570vh27qjb80rqr03xf4r0972wyig6-testScript.drv' on 'ssh-ng://builder@build01.clan.lol'
building '/nix/store/qs570vh27qjb80rqr03xf4r0972wyig6-testScript.drv'
building '/nix/store/69x86zhp3r28qyffnvxbsb62pgrffrmq-system-units.drv'
building '/nix/store/44qzygvxihrvwsw5a0sca3xginbyy0f5-etc.drv' on 'ssh-ng://builder@build01.clan.lol'
building '/nix/store/44qzygvxihrvwsw5a0sca3xginbyy0f5-etc.drv'
building '/nix/store/pw4sjaplzhmipgic3zfwgb3dk0zm7q5q-activate.drv' on 'ssh-ng://builder@build01.clan.lol'
building '/nix/store/pw4sjaplzhmipgic3zfwgb3dk0zm7q5q-activate.drv'
building '/nix/store/gzh0x8b5m0krjmghgg7r9nhv4p5an9zi-nixos-system-server-test.drv' on 'ssh-ng://builder@build01.clan.lol'
building '/nix/store/gzh0x8b5m0krjmghgg7r9nhv4p5an9zi-nixos-system-server-test.drv'
nixos-system-server-test> structuredAttrs is enabled
building '/nix/store/hw9y7mz6vzpqcrh0packgy2x94qrnbs6-closure-info.drv' on 'ssh-ng://builder@build01.clan.lol'
building '/nix/store/hw9y7mz6vzpqcrh0packgy2x94qrnbs6-closure-info.drv'
closure-info> structuredAttrs is enabled
building '/nix/store/kg9f9gwc6hwjj13kwq2yysc0c5iqdc8c-nixos-test-driver-service-machine-id.drv' on 'ssh-ng://builder@build01.clan.lol'
building '/nix/store/kg9f9gwc6hwjj13kwq2yysc0c5iqdc8c-nixos-test-driver-service-machine-id.drv'
nixos-test-driver-service-machine-id> Running type check (enable/disable: config.skipTypeCheck)
nixos-test-driver-service-machine-id> See https://nixos.org/manual/nixos/stable/#test-opt-skipTypeCheck
nixos-test-driver-service-machine-id> Success: no issues found in 1 source file
building '/nix/store/0n6q6zq57bvdc9zdsf1788zbsqs4wxbf-container-test-run-service-machine-id.drv' on 'ssh-ng://builder@build01.clan.lol'
building '/nix/store/0n6q6zq57bvdc9zdsf1788zbsqs4wxbf-container-test-run-service-machine-id.drv'
container-test-run-service-machine-id> additionally exposed symbols:
container-test-run-service-machine-id>     server,
container-test-run-service-machine-id>     start_all, machines, driver, Machine, wait_for_signal

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: "