this derivation will be built:
  /nix/store/gdfbad4pb8f0kkxlay9aj4a7041l0h0n-treefmt-check.drv
building '/nix/store/gdfbad4pb8f0kkxlay9aj4a7041l0h0n-treefmt-check.drv' on 'ssh-ng://nix-remote-builder@bld3.m.ntd.one'
building '/nix/store/gdfbad4pb8f0kkxlay9aj4a7041l0h0n-treefmt-check.drv'
treefmt-check> traversed 426 files
treefmt-check> emitted 298 files for processing
treefmt-check> formatted 298 files (0 changed) in 5.516s

post-build step Upload to niks3: ok
time=2026-08-14T15:53:17.151Z level=INFO msg="Uploading 0 paths to niks3.numtide.com (1 already cached)"
time=2026-08-14T15:53:17.587Z level=INFO msg="Uploading 1 narinfos"
time=2026-08-14T15:53:18.001Z level=INFO msg="Upload complete. (907ms)"