feat: log RUSTUP_UPDATE_ROOT, RUSTUP_DIST_SERVER or RUSTUP_DIST_ROOT on RUSTUP_DEBUG#3722
Merged
feat: log RUSTUP_UPDATE_ROOT, RUSTUP_DIST_SERVER or RUSTUP_DIST_ROOT on RUSTUP_DEBUG#3722
RUSTUP_UPDATE_ROOT, RUSTUP_DIST_SERVER or RUSTUP_DIST_ROOT on RUSTUP_DEBUG#3722