this derivation will be built:
  /nix/store/i2d3mlivpbba42jq6qg7vn0mx6zrnac3-bcachefs-module-7.0.0-38-generic.drv
building '/nix/store/i2d3mlivpbba42jq6qg7vn0mx6zrnac3-bcachefs-module-7.0.0-38-generic.drv'...