this derivation will be built:
  /nix/store/pddyj25vrq3sgz2r9lj0hvm6c6cq5if8-treefmt-check.drv
building '/nix/store/pddyj25vrq3sgz2r9lj0hvm6c6cq5if8-treefmt-check.drv'
treefmt-check> traversed 437 files
treefmt-check> emitted 312 files for processing
treefmt-check> formatted 312 files (0 changed) in 3.043s

post-build step Upload to niks3: ok
time=2026-08-14T04:41:43.099Z level=INFO msg="Uploading 0 paths to niks3.numtide.com (1 already cached)"
time=2026-08-14T04:41:43.592Z level=INFO msg="Uploading 1 narinfos"
time=2026-08-14T04:41:44.276Z level=INFO msg="Upload complete. (1.241s)"