this derivation will be built: /nix/store/643id1zq20yh4d5a4g075nszfyc716mw-bcachefs-module-7.0.0-38-generic.drv building '/nix/store/643id1zq20yh4d5a4g075nszfyc716mw-bcachefs-module-7.0.0-38-generic.drv'...