these 3 derivations will be built:
  /nix/store/jr3sv4jplqygak6xj3kkkmimk88nym4c-rendered.drv
  /nix/store/n8y54dd6lirlgn9daxcifaqfhbla9ll9-generated-docs.drv
  /nix/store/msrv06qvhh5vq3hxlfn0fbmaq6xd166r-nix-shell.drv
building '/nix/store/msrv06qvhh5vq3hxlfn0fbmaq6xd166r-nix-shell.drv' on 'ssh-ng://builder@build01.clan.lol'
building '/nix/store/msrv06qvhh5vq3hxlfn0fbmaq6xd166r-nix-shell.drv'
nix-shell> Running phase: buildPhase

post-build step Upload to niks3: ok
time=2026-08-14T20:24:10.443Z level=INFO msg="Uploading 1 paths to niks3.clan.lol (223 already cached)"
time=2026-08-14T20:24:10.443Z level=INFO msg="Uploading 7zlvd8n2n14vhl8br9x56i9gdvjvb0ll-nix-shell (6.7KB)"
time=2026-08-14T20:24:16.438Z 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/7zlvd8n2n14vhl8br9x56i9gdvjvb0ll.ls?X-Amz-Algorithm=AWS4-HMAC-SHA256&X-Amz-Credential=003eaae730241090000000009%2F20260814%2Feu-central-003%2Fs3%2Faws4_request&X-Amz-Date=20260814T202410Z&X-Amz-Expires=18000&X-Amz-SignedHeaders=host&X-Amz-Signature=2515a03c9a667da8ba56df98544d26d02f02fc0f702e9dc90b950f019ca2a6ae"
time=2026-08-14T20:24:19.524Z level=INFO msg="Uploading 1 narinfos"
time=2026-08-14T20:24:20.031Z level=INFO msg="Upload complete. (9.69s)"