this derivation will be built: /nix/store/jk9niai2iqm6560ahxjiypph9zdblm4i-bcachefs-module-7.0.0-38-generic.drv building '/nix/store/jk9niai2iqm6560ahxjiypph9zdblm4i-bcachefs-module-7.0.0-38-generic.drv'...