these 2 derivations will be built:
  /nix/store/7yk776xc0i5pvad7vkn7lflk81jvlmzz-flake-inputs.drv
  /nix/store/059iqp6v14s3xpv8y4ms399pj75gjv0y-check-flake-inputs.drv
warning: SQLite database '/nix/var/nix/db/db.sqlite' is busy