thread 'remote::tests::ensure_inline_stdio_is_stored' panicked at 'called `Result::unwrap()` on an `Err` value: "Error making env for store at \"/var/folders/bb/n7t3rs157850byt_jfdcq9k80000gn/T/store.qjDqiBPtVEMZ/files/e\": Too many open files"', libcore/result.rs:945:5