this derivation will be built: /nix/store/wl0hs2z1q1mdy9vkakz1apv48lfg4y6x-bcachefs-module-7.0.0-31-generic.drv building '/nix/store/wl0hs2z1q1mdy9vkakz1apv48lfg4y6x-bcachefs-module-7.0.0-31-generic.drv'...