these 2 derivations will be built:
  /nix/store/gkaxrr2yrwpa5zwh0pzkf5syrbbdifkj-flake-inputs.drv
  /nix/store/dsl7zy7rgr0zd4q4xyw718a2q4ccmanb-check-flake-inputs.drv
building '/nix/store/gkaxrr2yrwpa5zwh0pzkf5syrbbdifkj-flake-inputs.drv'
building '/nix/store/dsl7zy7rgr0zd4q4xyw718a2q4ccmanb-check-flake-inputs.drv'
warning: SQLite database '/nix/var/nix/db/db.sqlite' is busy

upload niks3: ok