these 2 derivations will be built:
  /nix/store/n1s3b1r5c414ag7s2gbi5bg19nd0his2-flake-inputs.drv
  /nix/store/19w83kynndfm72sxqssf7pg3jlrysl6c-check-flake-inputs.drv
warning: SQLite database '/nix/var/nix/db/db.sqlite' is busy