Running any program on freebsd needs __cxa_thread_atexit_impl

[RalfJung]

Full error:

  error: unsupported operation: `extern` static `std::sys::pal::unix::thread_local_dtor::register_dtor::__cxa_thread_atexit_impl` from crate `std` is not supported by Miri
    --> /home/runner/.rustup/toolchains/miri/lib/rustlib/src/rust/library/std/src/sys/pal/unix/thread_local_dtor.rs:55:22
     |
  LL |     if let Some(f) = __cxa_thread_atexit_impl {
     |                      ^^^^^^^^^^^^^^^^^^^^^^^^ `extern` static `std::sys::pal::unix::thread_local_dtor::register_dtor::__cxa_thread_atexit_impl` from crate `std` is not supported by Miri
     |
     = help: this is likely not a bug in the program; it indicates that the program performed an operation that the interpreter does not support
     = note: BACKTRACE:
     = note: inside `std::sys::pal::unix::thread_local_dtor::register_dtor` at /home/runner/.rustup/toolchains/miri/lib/rustlib/src/rust/library/std/src/sys/pal/unix/thread_local_dtor.rs:55:22: 55:46
     = note: inside `std::thread::local_impl::Key::<std::sys_common::thread_info::ThreadInfo>::register_dtor` at /home/runner/.rustup/toolchains/miri/lib/rustlib/src/rust/library/std/src/sys/pal/common/thread_local/fast_local.rs:160:13: 160:35
     = note: inside `std::sys_common::thread_info::THREAD_INFO::__getit` at /home/runner/.rustup/toolchains/miri/lib/rustlib/src/rust/library/std/src/sys/pal/common/thread_local/fast_local.rs:56:25: 59:26
     = note: inside `std::thread::LocalKey::<std::sys_common::thread_info::ThreadInfo>::try_with::<{closure@std::sys_common::thread_info::set::{closure#0}}, ()>` at /home/runner/.rustup/toolchains/miri/lib/rustlib/src/rust/library/std/src/thread/local.rs:285:32: 285:50
     = note: inside `std::thread::LocalKey::<std::sys_common::thread_info::ThreadInfo>::with::<{closure@std::sys_common::thread_info::set::{closure#0}}, ()>` at /home/runner/.rustup/toolchains/miri/lib/rustlib/src/rust/library/std/src/thread/local.rs:262:9: 262:25
     = note: inside `std::sys_common::thread_info::set` at /home/runner/.rustup/toolchains/miri/lib/rustlib/src/rust/library/std/src/sys_common/thread_info.rs:44:5: 50:7
     = note: inside `std::rt::init` at /home/runner/.rustup/toolchains/miri/lib/rustlib/src/rust/library/std/src/rt.rs:105:9: 105:45
     = note: inside closure at /home/runner/.rustup/toolchains/miri/lib/rustlib/src/rust/library/std/src/rt.rs:147:42: 147:67
     = note: inside `std::panicking::r#try::do_call::<{closure@std::rt::lang_start_internal::{closure#1}}, ()>` at /home/runner/.rustup/toolchains/miri/lib/rustlib/src/rust/library/std/src/panicking.rs:554:40: 554:43
     = note: inside `std::panicking::r#try::<(), {closure@std::rt::lang_start_internal::{closure#1}}>` at /home/runner/.rustup/toolchains/miri/lib/rustlib/src/rust/library/std/src/panicking.rs:518:19: 518:81
     = note: inside `std::panic::catch_unwind::<{closure@std::rt::lang_start_internal::{closure#1}}, ()>` at /home/runner/.rustup/toolchains/miri/lib/rustlib/src/rust/library/std/src/panic.rs:142:14: 142:33
     = note: inside `std::rt::lang_start_internal` at /home/runner/.rustup/toolchains/miri/lib/rustlib/src/rust/library/std/src/rt.rs:147:5: 147:70
     = note: inside `std::rt::lang_start::<()>` at /home/runner/.rustup/toolchains/miri/lib/rustlib/src/rust/library/std/src/rt.rs:165:17: 170:6

This started somewhat recently; something must have changed in std that it now requires this extern. Regression range: rust-lang/rust@0011fac...f6ee4bf

[RalfJung]

Probably caused by rust-lang/rust#120188