this derivation will be built:
  /nix/store/3ll3s100a8bw5gp4l6z492drq9vasji8-bcachefs-module-7.0.0-26-generic.drv
building '/nix/store/3ll3s100a8bw5gp4l6z492drq9vasji8-bcachefs-module-7.0.0-26-generic.drv'...