these 2 derivations will be built:
  /nix/store/zfq36s2a7zvrb1hdfzgzbajhmm302lfc-flake-inputs.drv
  /nix/store/3b76993p30lybmasnhkqc8a5zlqzxfba-check-flake-inputs.drv
warning: SQLite database '/nix/var/nix/db/db.sqlite' is busy