these 2 derivations will be built:
  /nix/store/isz57r7sk8d2n7fysmg5kvps8na2d4hi-flake-inputs.drv
  /nix/store/cq05wwx5ja4m2i4752i34khaxkk2rx80-check-flake-inputs.drv
warning: SQLite database '/nix/var/nix/db/db.sqlite' is busy