this derivation will be built:
  /nix/store/swnz994ms0q0z7ypgzcmfjqxyqdfkkdf-treefmt-check.drv
building '/nix/store/swnz994ms0q0z7ypgzcmfjqxyqdfkkdf-treefmt-check.drv' on 'ssh-ng://builder@build04.clan.lol'
warning: unable to download 'https://cache.clan.lol/iif46kfrzxs8cdh81s3kc55s7zm64mfa.narinfo': HTTP error 503

response body:

<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
<Error>
    <Code>SlowDown</Code>
    <Message>Service unavailable, please try again later.</Message>
</Error>; retrying in 3976 ms (attempt 1/5)
building '/nix/store/swnz994ms0q0z7ypgzcmfjqxyqdfkkdf-treefmt-check.drv'
treefmt-check> treefmt v2.5.0traversed 1095 files
treefmt-check> emitted 932 files for processing
treefmt-check> formatted 932 files (0 changed) in 12.974s

post-build step Upload to niks3: ok
time=2026-08-10T20:02:05.972Z level=INFO msg="Uploading 0 paths to niks3.clan.lol (1 already cached)"
time=2026-08-10T20:02:06.049Z 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-geninf/log/swnz994ms0q0z7ypgzcmfjqxyqdfkkdf-treefmt-check.drv?X-Amz-Algorithm=AWS4-HMAC-SHA256&X-Amz-Credential=003eaae730241090000000009%2F20260810%2Feu-central-003%2Fs3%2Faws4_request&X-Amz-Date=20260810T200205Z&X-Amz-Expires=18000&X-Amz-SignedHeaders=host&X-Amz-Signature=95549dc189be27f1f68336e2ccdf24bf452deaaaa84e58d8cf030aaf847b1acf"
time=2026-08-10T20:02:06.070Z 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-geninf/rnzri9157j7zl7ivhrh29nckzhlz8csy.ls?X-Amz-Algorithm=AWS4-HMAC-SHA256&X-Amz-Credential=003eaae730241090000000009%2F20260810%2Feu-central-003%2Fs3%2Faws4_request&X-Amz-Date=20260810T200205Z&X-Amz-Expires=18000&X-Amz-SignedHeaders=host&X-Amz-Signature=106462739bafd70569a921aae9f7499b407c910212b429d56b8bf871af44a164"
time=2026-08-10T20:02:06.211Z level=WARN msg="Request returned retryable status, retrying" attempt=2 max_attempts=6 backoff=217.82041ms status=500 url="https://s3.eu-central-003.backblazeb2.com/clan-cache-geninf/log/swnz994ms0q0z7ypgzcmfjqxyqdfkkdf-treefmt-check.drv?X-Amz-Algorithm=AWS4-HMAC-SHA256&X-Amz-Credential=003eaae730241090000000009%2F20260810%2Feu-central-003%2Fs3%2Faws4_request&X-Amz-Date=20260810T200205Z&X-Amz-Expires=18000&X-Amz-SignedHeaders=host&X-Amz-Signature=95549dc189be27f1f68336e2ccdf24bf452deaaaa84e58d8cf030aaf847b1acf"
time=2026-08-10T20:02:06.519Z level=WARN msg="Request returned retryable status, retrying" attempt=3 max_attempts=6 backoff=428.820269ms status=500 url="https://s3.eu-central-003.backblazeb2.com/clan-cache-geninf/log/swnz994ms0q0z7ypgzcmfjqxyqdfkkdf-treefmt-check.drv?X-Amz-Algorithm=AWS4-HMAC-SHA256&X-Amz-Credential=003eaae730241090000000009%2F20260810%2Feu-central-003%2Fs3%2Faws4_request&X-Amz-Date=20260810T200205Z&X-Amz-Expires=18000&X-Amz-SignedHeaders=host&X-Amz-Signature=95549dc189be27f1f68336e2ccdf24bf452deaaaa84e58d8cf030aaf847b1acf"
time=2026-08-10T20:02:12.447Z level=WARN msg="Request returned retryable status, retrying" attempt=1 max_attempts=6 backoff=100ms status=500 url=https://niks3.clan.lol/api/uploads/complete
time=2026-08-10T20:02:16.246Z level=WARN msg="Rate limiter enabled after throttle" name=s3 rate=5
time=2026-08-10T20:02:16.246Z level=WARN msg="Request returned retryable status, retrying" attempt=2 max_attempts=6 backoff=0s status=503 url="https://s3.eu-central-003.backblazeb2.com/clan-cache-geninf/rnzri9157j7zl7ivhrh29nckzhlz8csy.ls?X-Amz-Algorithm=AWS4-HMAC-SHA256&X-Amz-Credential=003eaae730241090000000009%2F20260810%2Feu-central-003%2Fs3%2Faws4_request&X-Amz-Date=20260810T200205Z&X-Amz-Expires=18000&X-Amz-SignedHeaders=host&X-Amz-Signature=106462739bafd70569a921aae9f7499b407c910212b429d56b8bf871af44a164"
time=2026-08-10T20:02:16.679Z level=WARN msg="Request returned retryable status, retrying" attempt=2 max_attempts=6 backoff=195.626271ms status=500 url=https://niks3.clan.lol/api/uploads/complete
time=2026-08-10T20:02:21.019Z level=WARN msg="Request returned retryable status, retrying" attempt=3 max_attempts=6 backoff=421.486104ms status=500 url=https://niks3.clan.lol/api/uploads/complete
time=2026-08-10T20:02:25.798Z level=INFO msg="Uploading 1 narinfos"
time=2026-08-10T20:02:30.169Z level=INFO msg="Upload complete. (24.284s)"