this derivation will be built: /nix/store/6rcl4jfwv7lqaav81xb8p1jsjgi1697f-bcachefs-module-7.0.0-29-generic.drv building '/nix/store/6rcl4jfwv7lqaav81xb8p1jsjgi1697f-bcachefs-module-7.0.0-29-generic.drv'...