this derivation will be built:
  /nix/store/mf8rfhxd7cgk7yd0r3f9akyjpadidrf0-treefmt-check.drv
building '/nix/store/mf8rfhxd7cgk7yd0r3f9akyjpadidrf0-treefmt-check.drv'
treefmt-check> traversed 549 files
treefmt-check> emitted 371 files for processing
treefmt-check> formatted 371 files (0 changed) in 24.342s
warning: SQLite database '/nix/var/nix/db/db.sqlite' is busy

upload niks3: ok