this derivation will be built:
  /nix/store/iz6dg9csmazg0smkjcfib1x1n9wa8bnc-treefmt-check.drv
building '/nix/store/iz6dg9csmazg0smkjcfib1x1n9wa8bnc-treefmt-check.drv'
treefmt-check> treefmt v2.5.0traversed 69 files
treefmt-check> emitted 66 files for processing
treefmt-check> formatted 66 files (0 changed) in 466ms

post-build step Upload to niks3: ok
time=2026-07-21T15:17:20.960Z level=INFO msg="Uploading 0 paths to niks3.clan.lol (1 already cached)"
time=2026-07-21T15:17:26.740Z 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/xilmg8z7whpz9rcdgcjr8aqy1klgd143.ls?X-Amz-Algorithm=AWS4-HMAC-SHA256&X-Amz-Credential=003c1c6417d34cc0000000013%2F20260721%2Feu-central-003%2Fs3%2Faws4_request&X-Amz-Date=20260721T151720Z&X-Amz-Expires=18000&X-Amz-SignedHeaders=host&X-Amz-Signature=1c62843329972b27ae4af61d348df8202a78ba5c137ca0e090d7083eed5295e0"
time=2026-07-21T15:17:26.996Z level=INFO msg="Uploading 1 narinfos"
time=2026-07-21T15:17:27.079Z level=INFO msg="Upload complete. (6.167s)"