this derivation will be built:
  /nix/store/q5vfp7y9qb1fkdcd860ly40a3w7p9z3w-treefmt-check.drv
building '/nix/store/q5vfp7y9qb1fkdcd860ly40a3w7p9z3w-treefmt-check.drv'
treefmt-check> traversed 525 files
treefmt-check> emitted 358 files for processing
treefmt-check> formatted 358 files (0 changed) in 5.726s

upload niks3: ok