this derivation will be built: /nix/store/g25v614v9bsccdl73gz5r0cvvsvgb47b-bcachefs-module-7.0.0-38-generic.drv building '/nix/store/g25v614v9bsccdl73gz5r0cvvsvgb47b-bcachefs-module-7.0.0-38-generic.drv'...