this derivation will be built:
  /nix/store/pby37z3rl8mbn9y29ngj6cvvmxrk7grn-treefmt-check.drv
building '/nix/store/pby37z3rl8mbn9y29ngj6cvvmxrk7grn-treefmt-check.drv'
treefmt-check> traversed 553 files
treefmt-check> emitted 374 files for processing
treefmt-check> formatted 374 files (0 changed) in 10.178s

upload niks3: ok