these 2 derivations will be built:
  /nix/store/vhhxjyxx66yl9pi4vwzdpaip6vx6y6qw-flake-inputs.drv
  /nix/store/d51ghafgqjik81jmmlav5sfpp7792jwv-check-flake-inputs.drv
warning: SQLite database '/nix/var/nix/db/db.sqlite' is busy
warning: SQLite database '/nix/var/nix/db/db.sqlite' is busy