this derivation will be built: /nix/store/3wwggwmhjdjy60y6d759rxxgw9x23qbj-bcachefs-module-7.0.0-29-generic.drv building '/nix/store/3wwggwmhjdjy60y6d759rxxgw9x23qbj-bcachefs-module-7.0.0-29-generic.drv'...