Rustc hangs due to possible mutex poisoning

[0xdeafbeef]

Rustc stucks on macro expansion.
It reproduces on all rustc versions from 1.46 to 1.51.
Looks, like panic makes mutex poisoned.

I couldn't create mre for now.

cargo +nightly -Z time-passes																																											   gdb where					
																																									          │#0  0x00007f67a0cfe9ba in __futex_abstimed_wait_common64 () from /usr/lib/libpthread.so.0
time:   0.000; rss:  174MB ->  174MB (   +0MB)finish_ongoing_codegen                                                                                                          │#1  0x00007f67a0cf37a3 in __pthread_clockjoin_ex () from /usr/lib/libpthread.so.0
time:   0.000; rss:  174MB ->  174MB (   +0MB)llvm_dump_timing_file                                                                                                           │#2  0x00007f67a0ddac1d in std::sys::unix::thread::Thread::join () at library/std/src/sys/unix/thread.rs:177
time:   0.000; rss:  174MB ->  174MB (   +0MB)serialize_work_products                                                                                                         │#3  0x00007f67a3099682 in std::thread::JoinHandle<T>::join ()
time:   0.000; rss:  174MB ->  174MB (   +0MB)link_binary_check_files_are_writeable                                                                                           │   from /home/vladimir/.rustup/toolchains/nightly-x86_64-unknown-linux-gnu/bin/../lib/librustc_driver-e924046ea34a2c7b.so
time:   0.000; rss:  174MB ->  174MB (   +0MB)link_binary_remove_temps                                                                                                        │#4  0x00007f67a309f1a4 in rustc_interface::interface::run_compiler ()
time:   0.000; rss:  174MB ->  174MB (   +0MB)link_binary                                                                                                                     │   from /home/vladimir/.rustup/toolchains/nightly-x86_64-unknown-linux-gnu/bin/../lib/librustc_driver-e924046ea34a2c7b.so
time:   0.000; rss:  174MB ->  174MB (   +0MB)link_crate                                                                                                                      │#5  0x00007f67a3091467 in rustc_driver::RunCompiler::run ()
time:   0.000; rss:  174MB ->  174MB (   +0MB)link                                                                                                                            │   from /home/vladimir/.rustup/toolchains/nightly-x86_64-unknown-linux-gnu/bin/../lib/librustc_driver-e924046ea34a2c7b.so
time:   0.206; rss:   45MB ->  139MB (  +94MB)total                                                                                                                           │#6  0x00007f67a30c30ff in <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once ()
    Checking trading-executor v0.1.0 (/home/vladimir/dev/work/traging-excecutor)                                                                                              │   from /home/vladimir/.rustup/toolchains/nightly-x86_64-unknown-linux-gnu/bin/../lib/librustc_driver-e924046ea34a2c7b.so
time:   0.000; rss:   56MB ->   56MB (   +0MB)  parse_crate                                                                                                                   │#7  0x00007f67a309543c in rustc_driver::main () from /home/vladimir/.rustup/toolchains/nightly-x86_64-unknown-linux-gnu/bin/../lib/librustc_driver-e924046ea34a2c7b.so
time:   0.000; rss:   56MB ->   56MB (   +0MB)  attributes_injection                                                                                                          │#8  0x00005589b1005ead in rustc_main::main ()
time:   0.003; rss:   56MB ->   58MB (   +2MB)  incr_comp_prepare_session_directory                                                                                           │#9  0x00005589b1005ee3 in std::sys_common::backtrace::__rust_begin_short_backtrace ()
time:   0.000; rss:   58MB ->   58MB (   +0MB)  incr_comp_garbage_collect_session_directories                                                                                 │#10 0x00005589b1005ef9 in std::rt::lang_start::_$u7b$$u7b$closure$u7d$$u7d$::h4547595ed69168a7 ()
time:   0.000; rss:   58MB ->   58MB (   +0MB)  recursion_limit                                                                                                               │#11 0x00007f67a0dcec19 in core::ops::function::impls::{{impl}}::call_once<(),Fn<()>> ()
time:   0.000; rss:   58MB ->   58MB (   +0MB)  plugin_loading                                                                                                                │    at /rustc/f64503eb555475d65ae5503ef22439ca5dd394fd/library/core/src/ops/function.rs:259
time:   0.000; rss:   58MB ->   58MB (   +0MB)  plugin_registration                                                                                                           │#12 std::panicking::try::do_call<&Fn<()>,i32> () at library/std/src/panicking.rs:401
time:   0.000; rss:   58MB ->   58MB (   +0MB)  crate_injection                                                                                                               │#13 std::panicking::try<i32,&Fn<()>> () at library/std/src/panicking.rs:365
^C  Building [=======================> ] 499/501: trading-executor                                                                                                            │#14 std::panic::catch_unwind<&Fn<()>,i32> () at library/std/src/panic.rs:433
                                                                                                                                                                              │#15 std::rt::lang_start_internal () at library/std/src/rt.rs:34

[0xdeafbeef]

Not a rustc bug, fixed here