Rust installing script incompatible with older macOS

[XionWin]

Verification

• I searched for recent similar issues at https://github.com/rust-lang/rustup/issues?q=is%3Aissue+is%3Aopen%2Cclosed and found no duplicates.
• I am on the latest version of Rustup according to https://github.com/rust-lang/rustup/tags and am still able to reproduce my issue.

Problem

❯ curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh
info: downloading installer
dyld: cannot load 'rustup-init' (load command 0x80000034 is unknown)
sh: line 570: 671 Abort trap: 6 "$@"
❯ curl https://sh.rustup.rs -sSf | sh
info: downloading installer
dyld: cannot load 'rustup-init' (load command 0x80000034 is unknown)
sh: line 570: 716 Abort trap: 6 "$@"

my mac version High Sierra 10.13.6

Steps

1. run the install script in the terminal
2. we can get the error prompt.

Possible Solution(s)

No response

Notes

No response

Rustup version

None

Installed toolchains

info: downloading installer
dyld: cannot load 'rustup-init' (load command 0x80000034 is unknown)
sh: line 570:   801 Abort trap: 6           "$@"

OS version

macOS 10.13.6 High Sierra

[djc]

See #3708.