this derivation will be built:
  /nix/store/7mrm8hnq2ffhqsy3jzi0472dh828697y-treefmt-check.drv
building '/nix/store/7mrm8hnq2ffhqsy3jzi0472dh828697y-treefmt-check.drv' on 'grpc://[fddb:4344:343b:14b9:399:9324:19d9:3451]:50051?ca-cert=/run/nix-grpc-store/ca.crt&connect-timeout=5'
building '/nix/store/7mrm8hnq2ffhqsy3jzi0472dh828697y-treefmt-check.drv' on [fddb:4344:343b:14b9:399:9324:19d9:3451]:50051
treefmt-check> stibnite: building 7mrm8hnq2ffhqsy3jzi0472dh828697y-treefmt-check.drv
treefmt-check> treefmt v2.6.0traversed 2051 files
treefmt-check> emitted 554 files for processing
treefmt-check> formatted 554 files (0 changed) in 3.18s
warning: SQLite database '/nix/var/nix/db/db.sqlite' is busy

upload niks3: ok