these 2 derivations will be built:
  /nix/store/cqqbw2cwsxxwg2gaphz0pfs6xb9n8n5r-flake-inputs.drv
  /nix/store/mq68dp1w165kfww36m71znr28av0q6xh-check-flake-inputs.drv
warning: SQLite database '/nix/var/nix/db/db.sqlite' is busy