this derivation will be built: /nix/store/snvlcg621s6alm4d4i26lw9d5vlfvdxi-bcachefs-module-7.0.0-30-generic.drv building '/nix/store/snvlcg621s6alm4d4i26lw9d5vlfvdxi-bcachefs-module-7.0.0-30-generic.drv'...