these 2 derivations will be built:
  /nix/store/cik0plgasj2vp405sqydv6h5ij1c9062-pre-commit-config.json.drv
  /nix/store/57qq1n3aaw7bixzd17s01b98wvycda3y-nix-shell.drv
warning: SQLite database '/nix/var/nix/db/db.sqlite' is busy