this derivation will be built: /nix/store/hap6jbnbfpahpfmvm9lmmzq39b4sg528-bcachefs-module-7.0.0-31-generic.drv building '/nix/store/hap6jbnbfpahpfmvm9lmmzq39b4sg528-bcachefs-module-7.0.0-31-generic.drv'...