this derivation will be built:
  /nix/store/xhafv3rpx0l6922bxn5rvql9c3cr1lcn-bcachefs-module-7.0.0-38-generic.drv
building '/nix/store/xhafv3rpx0l6922bxn5rvql9c3cr1lcn-bcachefs-module-7.0.0-38-generic.drv'...