these 2 derivations will be built:
  /nix/store/zg9grbllp9lkmwyz15jknpal0kivrzc1-flake-inputs.drv
  /nix/store/syqy9hr30b3bja7ghagy91hbvn8lh8kc-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
warning: SQLite database '/nix/var/nix/db/db.sqlite' is busy