these 2 derivations will be built:
  /nix/store/3nnclf1cb888gq2hj87fxzbwfgsswckr-flake-inputs.drv
  /nix/store/nlamlyrzlw216drg4vr1718755dgwd8i-check-flake-inputs.drv
warning: SQLite database '/nix/var/nix/db/db.sqlite' is busy