this derivation will be built: /nix/store/aai4240chi6chpmraifmzqvhwky2bldj-bcachefs-module-7.0.0-29-generic.drv building '/nix/store/aai4240chi6chpmraifmzqvhwky2bldj-bcachefs-module-7.0.0-29-generic.drv'...