It shouldn't be necessary anymore after https://github.com/rust-lang/rust/pull/160522. Also update the readme to remove the note about this env var. Note: https://github.com/rust-lang/rust/pull/160522 will be pulled in by the next rustc update.
It shouldn't be necessary anymore after rust-lang/rust#160522. Also update the readme to remove the note about this env var.
Note: rust-lang/rust#160522 will be pulled in by the next rustc update.