this derivation will be built:
  /nix/store/n3bpjb52yy23gbkkd61sb8cc7ilkf4ym-treefmt-check.drv
building '/nix/store/n3bpjb52yy23gbkkd61sb8cc7ilkf4ym-treefmt-check.drv'
treefmt-check> traversed 536 files
treefmt-check> emitted 365 files for processing
treefmt-check> formatted 365 files (0 changed) in 2.121s

upload niks3: ok