these 22 derivations will be built:
  /nix/store/k9yvkd7k40sw0n2kb4fdnw8pa7czc86b-nixos-26.05.20260817.0dd31db.drv
  /nix/store/0gjq89by7fhzzg6x1dkm3sib7q75sdkb-etc-nix-registry.json.drv
  /nix/store/6bxivfz1r896i6yq4vb685ijciikwq95-system-path.drv
  /nix/store/lvjakb2ccc9qhwx3dybg34zrxnz2ksdd-dbus-1.drv
  /nix/store/kfb77jv8yqb967ngk2hwdz03x35nnyf6-X-Restart-Triggers-dbus-broker.drv
  /nix/store/0qbyq5k3d49sm8wwzc1nh561cnfnb64k-unit-dbus-broker.service.drv
  /nix/store/244m3br5dq6awlz8w5f2ys2318zrr3p4-boot.json.drv
  /nix/store/8ydfdfi2c10hl8083h39mrighcmqarqs-X-Restart-Triggers-polkit.drv
  /nix/store/2f5bn6clcd3c1qfajj6mzy3fdwifggf5-unit-polkit.service.drv
  /nix/store/b2dd2acdrrpb702jvvwp0hz56zs4sf98-unit-script-nix-channel-init-start.drv
  /nix/store/2q3wx4212642ws00y2qmid34pas3hzcr-unit-nix-channel-init.service.drv
  /nix/store/rdrqkpwynzlaca25pc2b0w0xmmngxgjh-etc-os-release.drv
  /nix/store/3yfjcd218ijldq4glidrrbk7p2dlmzvp-shutdown-ramfs-contents.json.drv
  /nix/store/7ygqfh0sjwnb5w4sm8l79all4f63di44-unit-generate-shutdown-ramfs.service.drv
  /nix/store/9p9syxk8gm134mqa1fwzmgli05p3vc30-etc-bashrc.drv
  /nix/store/j7chqqann9fjdl93ly3nx2xm16cjkxrd-unit-dbus-broker.service.drv
  /nix/store/xim5hac3kazj0bwbafvaap95f0hz5w0s-user-units.drv
  /nix/store/ysl000cd8l5fc1vdyjdvzm58s58p7b4x-system-units.drv
  /nix/store/z067xgy5hwnjqazig9bmgkj3q4y8diz3-issue.drv
  /nix/store/aq755jy770s32c5xbr68ibb6ksybfd53-etc.drv
  /nix/store/qziwy8n9jwzhsazr0mgaz8gjf8hicx1r-activate.drv
  /nix/store/hxydcc73p04684r2v3qby6wcb8d7czcn-nixos-system-flash-installer-26.05.20260817.0dd31db.drv

post-build step Upload to niks3: ok
time=2026-08-17T10:06:30.869Z level=INFO msg="Uploading 21 paths to niks3.clan.lol (782 already cached)"
time=2026-08-17T10:06:31.592Z 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/sz065bmihlz6k985xipxwv0c3ih5r27j-udev-rules.drv?X-Amz-Algorithm=AWS4-HMAC-SHA256&X-Amz-Credential=003eaae730241090000000009%2F20260817%2Feu-central-003%2Fs3%2Faws4_request&X-Amz-Date=20260817T100629Z&X-Amz-Expires=18000&X-Amz-SignedHeaders=host&X-Amz-Signature=4e95e6df7e0b4e730e8c2dd3e95799da310aee2e667b3ea5eb2b551d8ae61027"
time=2026-08-17T10:06:31.751Z 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/bm8bbsahwjhypsk1yb3rrpq6afmygslk-unit-zfs-snapshot-hourly.service.drv?X-Amz-Algorithm=AWS4-HMAC-SHA256&X-Amz-Credential=003eaae730241090000000009%2F20260817%2Feu-central-003%2Fs3%2Faws4_request&X-Amz-Date=20260817T100629Z&X-Amz-Expires=18000&X-Amz-SignedHeaders=host&X-Amz-Signature=032910ea01767a4e28958cdb9afe506d3f7c7fc2abfa285c94dade680d380466"
time=2026-08-17T10:06:32.081Z 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/m3wv4k2rsh2ljya624xj64h5wajc60xq-etc-fstab.drv?X-Amz-Algorithm=AWS4-HMAC-SHA256&X-Amz-Credential=003eaae730241090000000009%2F20260817%2Feu-central-003%2Fs3%2Faws4_request&X-Amz-Date=20260817T100629Z&X-Amz-Expires=18000&X-Amz-SignedHeaders=host&X-Amz-Signature=069781a3303420d988a17a3fe4149210e35989adc511eda00a37fe0bdc8691fa"
time=2026-08-17T10:06:32.643Z 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/m8s8sqvpfyyh6bw5r9cbpjllw6lvbbhc-etc-systemd-system.conf.drv?X-Amz-Algorithm=AWS4-HMAC-SHA256&X-Amz-Credential=003eaae730241090000000009%2F20260817%2Feu-central-003%2Fs3%2Faws4_request&X-Amz-Date=20260817T100629Z&X-Amz-Expires=18000&X-Amz-SignedHeaders=host&X-Amz-Signature=65d2f800b2521510afb3bc114727a4e94ea259ff9254331969e767395a54f06a"
time=2026-08-17T10:06:33.113Z 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/ln4yyw0yxjfdx59lm6grq645qhkvkd7b-unit-suid-sgid-wrappers.service.drv?X-Amz-Algorithm=AWS4-HMAC-SHA256&X-Amz-Credential=003eaae730241090000000009%2F20260817%2Feu-central-003%2Fs3%2Faws4_request&X-Amz-Date=20260817T100629Z&X-Amz-Expires=18000&X-Amz-SignedHeaders=host&X-Amz-Signature=84b1ec87a3d4a793c302afe52cc217edf63981d085a28c7a9761ed6219f55998"
time=2026-08-17T10:06:33.292Z 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/0l9dvkf5zn7wvma1kik4n967k6ixwdvd-unit-zfs-snapshot-daily.service.drv?X-Amz-Algorithm=AWS4-HMAC-SHA256&X-Amz-Credential=003eaae730241090000000009%2F20260817%2Feu-central-003%2Fs3%2Faws4_request&X-Amz-Date=20260817T100629Z&X-Amz-Expires=18000&X-Amz-SignedHeaders=host&X-Amz-Signature=49dc5286ae45f593b1a859b7d7d248c52ac82ab52021889728e5b980dd3d719e"
time=2026-08-17T10:06:33.466Z level=INFO msg="Uploading xymfxa90ds72sjf0a99jivyxx84p16y4-unit-polkit.service (1.4KB)"
time=2026-08-17T10:06:33.501Z level=INFO msg="Uploading ii278nvwrf6972kadn7nn0mak4zx2blx-X-Restart-Triggers-dbus-broker (168B)"
time=2026-08-17T10:06:33.527Z level=INFO msg="Uploading bfd9sikwv2wl1xnna18fs0k0vixc05jh-unit-nix-channel-init.service (1.6KB)"
time=2026-08-17T10:06:33.547Z level=INFO msg="Uploading x7znd3qkn5ax6c5iy1xnlapjmmna4wln-nixos-configuration-reference-manpage (1.3MB)"
time=2026-08-17T10:06:33.563Z level=INFO msg="Uploading q7r6bn1qda7khb2y7jd14s3bgq5bszg0-etc (43.0KB)"
time=2026-08-17T10:06:33.589Z level=INFO msg="Uploading 39064yvnqa6bvgibs34wbyhhvkzw2i3g-etc-os-release (712B)"
time=2026-08-17T10:06:33.611Z level=INFO msg="Uploading x6gsyp80c0j4dlqgqjyzb55pm6l7cszz-dbus-1 (12.0KB)"
time=2026-08-17T10:06:33.613Z level=INFO msg="Uploading 3qs3bg8pnima17cwdw3rbw6gjxcx48j7-system-units (136.8KB)"
time=2026-08-17T10:06:33.644Z level=INFO msg="Uploading nwxnhdzyzyj42hyiyayahdp2n2vw0hqf-unit-generate-shutdown-ramfs.service (1.8KB)"
time=2026-08-17T10:06:33.684Z level=INFO msg="Uploading zgbhfazh4igidi788q69ky2ivk9jq57f-unit-script-nix-channel-init-start (1.2KB)"
time=2026-08-17T10:06:33.837Z level=INFO msg="Uploading fxgvj9lj0g4rg25abcpcqnfbi8f616m3-unit-dbus-broker.service (1.4KB)"
time=2026-08-17T10:06:33.894Z level=INFO msg="Uploading s7ragy2in4mnhf5zsfy4wx31l40vhqmd-shutdown-ramfs-contents.json (1.3KB)"
time=2026-08-17T10:06:33.919Z level=INFO msg="Uploading 2pw4pl04v5a0rhwmj16i2fjmgdszivp0-nixos-system-flash-installer-26.05.20260817.0dd31db (196.7KB)"
time=2026-08-17T10:06:33.944Z level=INFO msg="Uploading m70fb0x9y496mhl7h50s5paqly0sfmal-etc-nix-registry.json (304B)"
time=2026-08-17T10:06:34.130Z level=INFO msg="Uploading g90kj3nhs8mfz45bxr9k73580cw0i8ml-nixos-26.05.20260817.0dd31db (212.4MB)"
time=2026-08-17T10:06:34.207Z level=INFO msg="Uploading zid8l5p0rpx4wig3796hh8dxbwsmzhwb-X-Restart-Triggers-polkit (168B)"
time=2026-08-17T10:06:34.225Z level=INFO msg="Uploading vhbv0x24g0z7anbx4cqa020nbi40rix8-system-path (5.1MB)"
time=2026-08-17T10:06:34.227Z level=INFO msg="Uploading 224ljcayhn1yqjvnykmifqacb74i0dwa-etc-bashrc (2.5KB)"
time=2026-08-17T10:06:34.265Z level=INFO msg="Uploading 98imhf9hjis1gfi8b1501kcmp2dbbmfj-unit-dbus-broker.service (1.3KB)"
time=2026-08-17T10:06:34.290Z level=INFO msg="Uploading gfv2q9v3b0yqwqzc4f9v0f2cw2ph1p29-user-units (11.8KB)"
time=2026-08-17T10:06:34.307Z level=INFO msg="Uploading zwan458g1nln1gl9yv1njhp1lcif27yh-issue (496B)"
time=2026-08-17T10:06:34.529Z 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/nar/14l6w3pn2gk8zw3b37010wp66d71hjl76wn0k9fhrcyvab8iwx34.nar.zst?X-Amz-Algorithm=AWS4-HMAC-SHA256&X-Amz-Credential=003eaae730241090000000009%2F20260817%2Feu-central-003%2Fs3%2Faws4_request&X-Amz-Date=20260817T100629Z&X-Amz-Expires=18000&X-Amz-SignedHeaders=host&X-Amz-Signature=430c4857868cceda900aae5c63738aad553c05428b1bf942f7d97dde14f448c7"
time=2026-08-17T10:06:34.849Z 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/nar/0jj916411i5sbggxyv59fmq0nj6ga6qnx4irycxq0p05xx8m7sf7.nar.zst?X-Amz-Algorithm=AWS4-HMAC-SHA256&X-Amz-Credential=003eaae730241090000000009%2F20260817%2Feu-central-003%2Fs3%2Faws4_request&X-Amz-Date=20260817T100629Z&X-Amz-Expires=18000&X-Amz-SignedHeaders=host&X-Amz-Signature=8a3ce4f2acb0734b6458e2e37e8077add2059ff48870db0dbfa6d900c97dd728"
time=2026-08-17T10:06:39.937Z 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/2ilrrdq18a3sjd1g39aizbsl8xcdbdzm-unit-zfs-scrub.timer.drv?X-Amz-Algorithm=AWS4-HMAC-SHA256&X-Amz-Credential=003eaae730241090000000009%2F20260817%2Feu-central-003%2Fs3%2Faws4_request&X-Amz-Date=20260817T100629Z&X-Amz-Expires=18000&X-Amz-SignedHeaders=host&X-Amz-Signature=39887af11c1f19b511c336d695d42ba948329eec45db25a2a2607bbd2aab8a2f"
time=2026-08-17T10:06:42.341Z level=ERROR msg="Failed to close zstd encoder" error="io: read/write on closed pipe"
time=2026-08-17T10:06:42.649Z level=INFO msg="Uploading 21 narinfos"
time=2026-08-17T10:06:43.771Z level=INFO msg="Upload complete. (14.24s)"