this derivation will be built:
  /nix/store/a2ija0lbxw1gj0khp11h5sry7xr4kxl1-treefmt-check.drv
building '/nix/store/a2ija0lbxw1gj0khp11h5sry7xr4kxl1-treefmt-check.drv'
treefmt-check> traversed 554 files
treefmt-check> emitted 375 files for processing
treefmt-check> formatted 375 files (0 changed) in 20.96s
warning: SQLite database '/nix/var/nix/db/db.sqlite' is busy

upload niks3: ok