this derivation will be built:
  /nix/store/pdlbl4bqc3mr0m6agmvk67x441c895hq-treefmt-check.drv
building '/nix/store/pdlbl4bqc3mr0m6agmvk67x441c895hq-treefmt-check.drv' on 'ssh-ng://builder@build01.clan.lol'
building '/nix/store/pdlbl4bqc3mr0m6agmvk67x441c895hq-treefmt-check.drv'
treefmt-check> treefmt v2.5.0traversed 1083 files
treefmt-check> emitted 920 files for processing
treefmt-check> formatted 920 files (0 changed) in 9.641s

post-build step Upload to niks3: ok
time=2026-07-20T20:16:34.980Z level=INFO msg="Uploading 0 paths to niks3.clan.lol (1 already cached)"
time=2026-07-20T20:16:44.749Z 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/pdlbl4bqc3mr0m6agmvk67x441c895hq-treefmt-check.drv?X-Amz-Algorithm=AWS4-HMAC-SHA256&X-Amz-Credential=003c1c6417d34cc0000000013%2F20260720%2Feu-central-003%2Fs3%2Faws4_request&X-Amz-Date=20260720T201634Z&X-Amz-Expires=18000&X-Amz-SignedHeaders=host&X-Amz-Signature=8f772aa5a096e7116835c07e5baf98a8a34916a219b91540d766cda2ba0a3a72"
time=2026-07-20T20:16:45.085Z level=INFO msg="Uploading 1 narinfos"
time=2026-07-20T20:16:45.314Z level=INFO msg="Upload complete. (10.385s)"