thread 'main' panicked at 'already borrowed: BorrowMutError' #145
Description
Same wasm file and invocation as #144:
thread 'main' panicked at 'already borrowed: BorrowMutError', src/libcore/result.rs:999:5
stack backtrace:
0: std::sys::unix::backtrace::tracing::imp::unwind_backtrace
at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39
1: std::sys_common::backtrace::_print
at src/libstd/sys_common/backtrace.rs:71
2: std::panicking::default_hook::{{closure}}
at src/libstd/sys_common/backtrace.rs:59
at src/libstd/panicking.rs:197
3: std::panicking::default_hook
at src/libstd/panicking.rs:211
4: std::panicking::rust_panic_with_hook
at src/libstd/panicking.rs:474
5: std::panicking::continue_panic_fmt
at src/libstd/panicking.rs:381
6: rust_begin_unwind
at src/libstd/panicking.rs:308
7: core::panicking::panic_fmt
at src/libcore/panicking.rs:85
8: core::result::unwrap_failed
at /rustc/af98304b9a006e2f9a367b1f79dd7655f243c150/src/libcore/macros.rs:18
9: wasmtime_init_finish
at /rustc/af98304b9a006e2f9a367b1f79dd7655f243c150/src/libcore/result.rs:827
at /rustc/af98304b9a006e2f9a367b1f79dd7655f243c150/src/libcore/cell.rs:873
at wasmtime-runtime/src/signalhandlers.rs:93
at /rustc/af98304b9a006e2f9a367b1f79dd7655f243c150/src/libstd/thread/local.rs:299
at /rustc/af98304b9a006e2f9a367b1f79dd7655f243c150/src/libstd/thread/local.rs:245
at wasmtime-runtime/src/signalhandlers.rs:92
10: wasmtime_runtime::instance::InstanceHandle::new
at wasmtime-runtime/src/instance.rs:760
11: wasmtime_wast::spectest::instantiate_spectest
at wasmtime-wast/src/spectest.rs:219
12: wasmtime::main
at src/wasmtime.rs:238
13: std::rt::lang_start::{{closure}}
at /rustc/af98304b9a006e2f9a367b1f79dd7655f243c150/src/libstd/rt.rs:64
14: std::panicking::try::do_call
at src/libstd/rt.rs:49
at src/libstd/panicking.rs:293
15: __rust_maybe_catch_panic
at src/libpanic_unwind/lib.rs:85
16: std::rt::lang_start_internal
at src/libstd/panicking.rs:272
at src/libstd/panic.rs:388
at src/libstd/rt.rs:48
17: main
18: __libc_start_main
19: _start
Process 6984 stopped
* thread #1: tid = 6984, 0x0000555555672da2 wasmtime`wasmtime_init_finish + 722 at signalhandlers.rs:70, name = 'wasmtime', stop reason = signal SIGILL: illegal instruction operand
frame #0: 0x0000555555672da2 wasmtime`wasmtime_init_finish + 722 at signalhandlers.rs:70
67 /// be performed per-thread. This operation may incur some overhead and
68 /// so should be done only when needed to use wasm.
69 #[no_mangle]
-> 70 pub extern "C" fn wasmtime_init_finish(vmctx: &mut VMContext) {
71 if !TRAP_CONTEXT.with(|cx| cx.borrow().triedToInstallSignalHandlers) {
72 TRAP_CONTEXT.with(|cx| {
73 cx.borrow_mut().triedToInstallSignalHandlers = true;