this derivation will be built:
  /nix/store/shbqv2m58gafnx5xaj8nnj77yng9mrx1-treefmt-check.drv
building '/nix/store/shbqv2m58gafnx5xaj8nnj77yng9mrx1-treefmt-check.drv'
treefmt-check> treefmt v2.6.0traversed 1955 files
treefmt-check> emitted 530 files for processing
treefmt-check> formatted 530 files (0 changed) in 3.128s
warning: SQLite database '/nix/var/nix/db/db.sqlite' is busy

upload niks3: ok