these 4 derivations will be built:
  /nix/store/a5pdrqmi03153hflpljcw7j9djlhddmr-etc-registry.json.drv
  /nix/store/7ffsvah02n1yv9bz573yva08psf2ny2a-etc.drv
  /nix/store/y8z6ff4lc4d9f9wh81b81mhzx56xn5zs-darwin-version.json.drv
  /nix/store/q4zgj49fm9659yk3mlggnd60q657a09y-darwin-system-26.11.57a3171.drv
building '/nix/store/a5pdrqmi03153hflpljcw7j9djlhddmr-etc-registry.json.drv' on 'ssh-ng://builder@build04.clan.lol'
building '/nix/store/a5pdrqmi03153hflpljcw7j9djlhddmr-etc-registry.json.drv'
building '/nix/store/7ffsvah02n1yv9bz573yva08psf2ny2a-etc.drv' on 'ssh-ng://builder@build04.clan.lol'
building '/nix/store/7ffsvah02n1yv9bz573yva08psf2ny2a-etc.drv'
building '/nix/store/q4zgj49fm9659yk3mlggnd60q657a09y-darwin-system-26.11.57a3171.drv' on 'ssh-ng://builder@build04.clan.lol'
building '/nix/store/q4zgj49fm9659yk3mlggnd60q657a09y-darwin-system-26.11.57a3171.drv'

post-build step Upload to niks3: ok
time=2026-07-27T05:11:18.736Z level=INFO msg="Uploading 3 paths to niks3.clan.lol (372 already cached)"
time=2026-07-27T05:11:19.110Z level=INFO msg="Uploading rx5id6s6sj7kw4aqxahi2w5yl2hfikay-darwin-system-26.11.57a3171 (129.7KB)"
time=2026-07-27T05:11:19.113Z level=INFO msg="Uploading s59zcp9vidm2jsyj1bf9d9fssjaa28vh-etc (10.8KB)"
time=2026-07-27T05:11:19.115Z level=INFO msg="Uploading 3p2vfgj1snrjy89agcszwcm2ijcvjb5y-darwin-version.json (352B)"
time=2026-07-27T05:11:24.206Z 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/0m6552qz2x6czvvdm4gi433l5q42dv3b-etc-lassulus.drv?X-Amz-Algorithm=AWS4-HMAC-SHA256&X-Amz-Credential=003c1c6417d34cc0000000013%2F20260727%2Feu-central-003%2Fs3%2Faws4_request&X-Amz-Date=20260727T051117Z&X-Amz-Expires=18000&X-Amz-SignedHeaders=host&X-Amz-Signature=6c64331c4dcaa4a4753f817b14b3ada840e841569be182b4b597a5ac681d436a"
time=2026-07-27T05:11:26.302Z level=INFO msg="Uploading 4 narinfos"
time=2026-07-27T05:11:26.597Z level=INFO msg="Upload complete. (9s)"