this derivation will be built: /nix/store/5lhq41dabzw0zy9xxi5gfhy7kmahrnzw-treefmt-check.drv building '/nix/store/5lhq41dabzw0zy9xxi5gfhy7kmahrnzw-treefmt-check.drv' treefmt-check> traversed 555 files treefmt-check> emitted 374 files for processing treefmt-check> formatted 374 files (0 changed) in 12.221s warning: SQLite database '/nix/var/nix/db/db.sqlite' is busy upload niks3: ok