this derivation will be built: /nix/store/qxswl4pkxfwqby5b1b3qihpcqlb42wn6-bcachefs-module-7.0.0-14-generic.drv building '/nix/store/qxswl4pkxfwqby5b1b3qihpcqlb42wn6-bcachefs-module-7.0.0-14-generic.drv'...