this derivation will be built:
  /nix/store/p7wdss5ky7i435r0gi1ybbz1xw0sh865-treefmt-check.drv
building '/nix/store/p7wdss5ky7i435r0gi1ybbz1xw0sh865-treefmt-check.drv' on 'ssh-ng://nix-remote-builder@bld3.m.ntd.one'
building '/nix/store/p7wdss5ky7i435r0gi1ybbz1xw0sh865-treefmt-check.drv'
treefmt-check> traversed 446 files
treefmt-check> emitted 311 files for processing
treefmt-check> formatted 311 files (0 changed) in 6.229s

post-build step Upload to niks3: ok
time=2026-08-20T18:13:26.627Z level=INFO msg="Uploading 0 paths to niks3.numtide.com (1 already cached)"
time=2026-08-20T18:13:27.214Z level=INFO msg="Uploading 1 narinfos"
time=2026-08-20T18:13:27.588Z level=INFO msg="Upload complete. (1.028s)"