Repository: rust
Issue: Try to use ntex-mqtt in tokio run time and it cause ICE.
Labels: A-debuginfo,I-ICE,T-compiler,C-bug

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### Code
The reproducible case is https://github.com/lsk569937453/rust-issue.
```Rust
git clone git@github.com:lsk569937453/rust-issue.git
cargo run
```


### Meta
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If you're using the stable version of the compiler, you should also check if the
bug also exists in the beta or nightly versions.
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`rustc --version --verbose`:
```
rustc 1.68.2 (9eb3afe9e 2023-03-27)
binary: rustc
commit-hash: 9eb3afe9ebe9c7d2b84b71002d44f4a0edac95e0
commit-date: 2023-03-27
host: x86_64-unknown-linux-gnu
release: 1.68.2
LLVM version: 15.0.6
```

### Error output

```
error: internal compiler error: compiler/rustc_codegen_llvm/src/debuginfo/metadata/type_map.rs:133:13: type metadata for unique ID 'VariantStructType([async fn body@src/main.rs:54:50: 66:2], 0, HiddenZst)' is already in the `TypeMap`!

thread 'rustc' panicked at 'Box<dyn Any>', /rustc/9eb3afe9ebe9c7d2b84b71002d44f4a0edac95e0/compiler/rustc_errors/src/lib.rs:1609:9
stack backtrace:
   0:     0x7fdcb68dc59a - std::backtrace_rs::backtrace::libunwind::trace::ha271a8a7e1f3d4ef
                               at /rustc/9eb3afe9ebe9c7d2b84b71002d44f4a0edac95e0/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5
   1:     0x7fdcb68dc59a - std::backtrace_rs::backtrace::trace_unsynchronized::h85739da0352c791a
                               at /rustc/9eb3afe9ebe9c7d2b84b71002d44f4a0edac95e0/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
   2:     0x7fdcb68dc59a - std::sys_common::backtrace::_print_fmt::hbc6ebcfb2910b329
                               at /rustc/9eb3afe9ebe9c7d2b84b71002d44f4a0edac95e0/library/std/src/sys_common/backtrace.rs:65:5
   3:     0x7fdcb68dc59a - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::he1c117e52d53614f
                               at /rustc/9eb3afe9ebe9c7d2b84b71002d44f4a0edac95e0/library/std/src/sys_common/backtrace.rs:44:22
   4:     0x7fdcb693e39e - core::fmt::write::h25eb51b9526b8e0c
                               at /rustc/9eb3afe9ebe9c7d2b84b71002d44f4a0edac95e0/library/core/src/fmt/mod.rs:1213:17
   5:     0x7fdcb68ccbe5 - std::io::Write::write_fmt::ha9edec5fb1621933
                               at /rustc/9eb3afe9ebe9c7d2b84b71002d44f4a0edac95e0/library/std/src/io/mod.rs:1682:15
   6:     0x7fdcb68dc365 - std::sys_common::backtrace::_print::hf8657cd429fc3452
                               at /rustc/9eb3afe9ebe9c7d2b84b71002d44f4a0edac95e0/library/std/src/sys_common/backtrace.rs:47:5
   7:     0x7fdcb68dc365 - std::sys_common::backtrace::print::h41b9b18ed86f86bd
                               at /rustc/9eb3afe9ebe9c7d2b84b71002d44f4a0edac95e0/library/std/src/sys_common/backtrace.rs:34:9
   8:     0x7fdcb68df12f - std::panicking::default_hook::{{closure}}::h22a91871f4454152
                               at /rustc/9eb3afe9ebe9c7d2b84b71002d44f4a0edac95e0/library/std/src/panicking.rs:267:22
   9:     0x7fdcb68dee6b - std::panicking::default_hook::h21ddc36de0cd4ae7
                               at /rustc/9eb3afe9ebe9c7d2b84b71002d44f4a0edac95e0/library/std/src/panicking.rs:286:9
  10:     0x7fdcb56b9324 - rustc_driver[70f63b52fde826b7]::DEFAULT_HOOK::{closure#0}::{closure#0}
  11:     0x7fdcb68df96a - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h6f7e3c94ecc52e2f
                               at /rustc/9eb3afe9ebe9c7d2b84b71002d44f4a0edac95e0/library/alloc/src/boxed.rs:2002:9
  12:     0x7fdcb68df96a - std::panicking::rust_panic_with_hook::h5059419d6d59b3d0
                               at /rustc/9eb3afe9ebe9c7d2b84b71002d44f4a0edac95e0/library/std/src/panicking.rs:692:13
  13:     0x7fdcb5bdf711 - std[f8b79e573431a86c]::panicking::begin_panic::<rustc_errors[53e74ce803854a4d]::ExplicitBug>::{closure#0}
  14:     0x7fdcb5bde136 - std[f8b79e573431a86c]::sys_common::backtrace::__rust_end_short_backtrace::<std[f8b79e573431a86c]::panicking::begin_panic<rustc_errors[53e74ce803854a4d]::ExplicitBug>::{closure#0}, !>
  15:     0x7fdcb5c4aad6 - std[f8b79e573431a86c]::panicking::begin_panic::<rustc_errors[53e74ce803854a4d]::ExplicitBug>
  16:     0x7fdcb5c0bcb6 - std[f8b79e573431a86c]::panic::panic_any::<rustc_errors[53e74ce803854a4d]::ExplicitBug>
  17:     0x7fdcb5c06586 - <rustc_errors[53e74ce803854a4d]::HandlerInner>::bug::<&alloc[b346c7f99e9347e5]::string::String>
  18:     0x7fdcb5c04e90 - <rustc_errors[53e74ce803854a4d]::Handler>::bug::<&alloc[b346c7f99e9347e5]::string::String>
  19:     0x7fdcb5c1a4cb - rustc_middle[6dfce017f6b7786d]::util::bug::opt_span_bug_fmt::<rustc_span[7c23fb27ec020b97]::span_encoding::Span>::{closure#0}
  20:     0x7fdcb5c1a2fa - rustc_middle[6dfce017f6b7786d]::ty::context::tls::with_opt::<rustc_middle[6dfce017f6b7786d]::util::bug::opt_span_bug_fmt<rustc_span[7c23fb27ec020b97]::span_encoding::Span>::{closure#0}, !>::{closure#0}
  21:     0x7fdcb5c1a2ca - rustc_middle[6dfce017f6b7786d]::ty::context::tls::with_context_opt::<rustc_middle[6dfce017f6b7786d]::ty::context::tls::with_opt<rustc_middle[6dfce017f6b7786d]::util::bug::opt_span_bug_fmt<rustc_span[7c23fb27ec020b97]::span_encoding::Span>::{closure#0}, !>::{closure#0}, !>
  22:     0x7fdcb5c1a416 - rustc_middle[6dfce017f6b7786d]::util::bug::opt_span_bug_fmt::<rustc_span[7c23fb27ec020b97]::span_encoding::Span>
  23:     0x7fdcb390cbe3 - rustc_middle[6dfce017f6b7786d]::util::bug::bug_fmt
  24:     0x7fdcb4f5eb8a - <rustc_codegen_llvm[da948ad3e38c86a6]::debuginfo::metadata::type_map::TypeMap>::insert
  25:     0x7fdcb555e8a6 - rustc_codegen_llvm[da948ad3e38c86a6]::debuginfo::metadata::type_map::build_type_with_children::<rustc_codegen_llvm[da948ad3e38c86a6]::debuginfo::metadata::enums::build_generator_variant_struct_type_di_node::{closure#0}, rustc_codegen_llvm[da948ad3e38c86a6]::debuginfo::metadata::enums::build_generator_variant_struct_type_di_node::{closure#1}>
  26:     0x7fdcb54fa6c4 - rustc_codegen_llvm[da948ad3e38c86a6]::debuginfo::metadata::enums::build_generator_variant_struct_type_di_node
  27:     0x7fdcb54f75f9 - <&mut rustc_codegen_llvm[da948ad3e38c86a6]::debuginfo::metadata::enums::native::build_generator_di_node::{closure#0}::{closure#0} as core[1d432356d8e1e9f1]::ops::function::FnOnce<(rustc_target[b039ca5ad3a23b78]::abi::VariantIdx,)>>::call_once
  28:     0x7fdcb553a02a - <smallvec[31f04b8acc434592]::SmallVec<[rustc_codegen_llvm[da948ad3e38c86a6]::debuginfo::metadata::enums::native::VariantMemberInfo; 16usize]> as core[1d432356d8e1e9f1]::iter::traits::collect::Extend<rustc_codegen_llvm[da948ad3e38c86a6]::debuginfo::metadata::enums::native::VariantMemberInfo>>::extend::<core[1d432356d8e1e9f1]::iter::adapters::map::Map<core[1d432356d8e1e9f1]::iter::adapters::map::Map<core[1d432356d8e1e9f1]::ops::range::Range<usize>, <rustc_index[525e17cad9ac453c]::vec::IndexVec<rustc_target[b039ca5ad3a23b78]::abi::VariantIdx, rustc_abi[7786bd53a331fdfb]::LayoutS<rustc_target[b039ca5ad3a23b78]::abi::VariantIdx>>>::indices::{closure#0}>, rustc_codegen_llvm[da948ad3e38c86a6]::debuginfo::metadata::enums::native::build_generator_di_node::{closure#0}::{closure#0}>>
  29:     0x7fdcb555f091 - rustc_codegen_llvm[da948ad3e38c86a6]::debuginfo::metadata::type_map::build_type_with_children::<rustc_codegen_llvm[da948ad3e38c86a6]::debuginfo::metadata::enums::native::build_generator_di_node::{closure#0}, for<'a, 'b, 'c> fn(&'a rustc_codegen_llvm[da948ad3e38c86a6]::context::CodegenCx<'b, 'c>) -> smallvec[31f04b8acc434592]::SmallVec<[&'b rustc_codegen_llvm[da948ad3e38c86a6]::llvm_::ffi::Metadata; 16usize]>>
  30:     0x7fdcb54f9df2 - rustc_codegen_llvm[da948ad3e38c86a6]::debuginfo::metadata::enums::build_generator_di_node
  31:     0x7fdcb3e20286 - rustc_codegen_llvm[da948ad3e38c86a6]::debuginfo::metadata::type_di_node
  32:     0x7fdcb3f6c4d6 - <rustc_codegen_llvm[da948ad3e38c86a6]::context::CodegenCx as rustc_codegen_ssa[356018be9b9ac562]::traits::debuginfo::DebugInfoMethods>::create_dbg_var
  33:     0x7fdcb3f6219c - rustc_codegen_ssa[356018be9b9ac562]::mir::codegen_mir::<rustc_codegen_llvm[da948ad3e38c86a6]::builder::Builder>
  34:     0x7fdcb4b82826 - rustc_codegen_llvm[da948ad3e38c86a6]::base::compile_codegen_unit::module_codegen
  35:     0x7fdcb4b2f91c - <rustc_query_system[59807289ca97d521]::dep_graph::graph::DepGraph<rustc_middle[6dfce017f6b7786d]::dep_graph::dep_node::DepKind>>::with_task::<rustc_middle[6dfce017f6b7786d]::ty::context::TyCtxt, rustc_span[7c23fb27ec020b97]::symbol::Symbol, rustc_codegen_ssa[356018be9b9ac562]::ModuleCodegen<rustc_codegen_llvm[da948ad3e38c86a6]::ModuleLlvm>>
  36:     0x7fdcb4b2dcb4 - rustc_codegen_llvm[da948ad3e38c86a6]::base::compile_codegen_unit
  37:     0x7fdcb4b2c4a5 - rustc_codegen_ssa[356018be9b9ac562]::base::codegen_crate::<rustc_codegen_llvm[da948ad3e38c86a6]::LlvmCodegenBackend>
  38:     0x7fdcb4b2bc79 - <rustc_codegen_llvm[da948ad3e38c86a6]::LlvmCodegenBackend as rustc_codegen_ssa[356018be9b9ac562]::traits::backend::CodegenBackend>::codegen_crate
  39:     0x7fdcb489ed01 - <rustc_session[cd7c78827427c6d6]::session::Session>::time::<alloc[b346c7f99e9347e5]::boxed::Box<dyn core[1d432356d8e1e9f1]::any::Any>, rustc_interface[698bad460dbd68d3]::passes::start_codegen::{closure#0}>
  40:     0x7fdcb489e829 - rustc_interface[698bad460dbd68d3]::passes::start_codegen
  41:     0x7fdcb489ddba - <rustc_interface[698bad460dbd68d3]::queries::Queries>::ongoing_codegen
  42:     0x7fdcb4897ab9 - rustc_span[7c23fb27ec020b97]::with_source_map::<core[1d432356d8e1e9f1]::result::Result<(), rustc_errors[53e74ce803854a4d]::ErrorGuaranteed>, rustc_interface[698bad460dbd68d3]::interface::run_compiler<core[1d432356d8e1e9f1]::result::Result<(), rustc_errors[53e74ce803854a4d]::ErrorGuaranteed>, rustc_driver[70f63b52fde826b7]::run_compiler::{closure#1}>::{closure#0}::{closure#0}>
  43:     0x7fdcb48902d4 - <scoped_tls[1044df3f3db9be03]::ScopedKey<rustc_span[7c23fb27ec020b97]::SessionGlobals>>::set::<rustc_interface[698bad460dbd68d3]::interface::run_compiler<core[1d432356d8e1e9f1]::result::Result<(), rustc_errors[53e74ce803854a4d]::ErrorGuaranteed>, rustc_driver[70f63b52fde826b7]::run_compiler::{closure#1}>::{closure#0}, core[1d432356d8e1e9f1]::result::Result<(), rustc_errors[53e74ce803854a4d]::ErrorGuaranteed>>
  44:     0x7fdcb488f9d2 - std[f8b79e573431a86c]::sys_common::backtrace::__rust_begin_short_backtrace::<rustc_interface[698bad460dbd68d3]::util::run_in_thread_pool_with_globals<rustc_interface[698bad460dbd68d3]::interface::run_compiler<core[1d432356d8e1e9f1]::result::Result<(), rustc_errors[53e74ce803854a4d]::ErrorGuaranteed>, rustc_driver[70f63b52fde826b7]::run_compiler::{closure#1}>::{closure#0}, core[1d432356d8e1e9f1]::result::Result<(), rustc_errors[53e74ce803854a4d]::ErrorGuaranteed>>::{closure#0}::{closure#0}, core[1d432356d8e1e9f1]::result::Result<(), rustc_errors[53e74ce803854a4d]::ErrorGuaranteed>>
  45:     0x7fdcb488f77a - <<std[f8b79e573431a86c]::thread::Builder>::spawn_unchecked_<rustc_interface[698bad460dbd68d3]::util::run_in_thread_pool_with_globals<rustc_interface[698bad460dbd68d3]::interface::run_compiler<core[1d432356d8e1e9f1]::result::Result<(), rustc_errors[53e74ce803854a4d]::ErrorGuaranteed>, rustc_driver[70f63b52fde826b7]::run_compiler::{closure#1}>::{closure#0}, core[1d432356d8e1e9f1]::result::Result<(), rustc_errors[53e74ce803854a4d]::ErrorGuaranteed>>::{closure#0}::{closure#0}, core[1d432356d8e1e9f1]::result::Result<(), rustc_errors[53e74ce803854a4d]::ErrorGuaranteed>>::{closure#1} as core[1d432356d8e1e9f1]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
  46:     0x7fdcb68e9823 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h3205ec2d7fc232c5
                               at /rustc/9eb3afe9ebe9c7d2b84b71002d44f4a0edac95e0/library/alloc/src/boxed.rs:1988:9
  47:     0x7fdcb68e9823 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h3bb5daec8177f56b
                               at /rustc/9eb3afe9ebe9c7d2b84b71002d44f4a0edac95e0/library/alloc/src/boxed.rs:1988:9
  48:     0x7fdcb68e9823 - std::sys::unix::thread::Thread::new::thread_start::had7b8061e306bb5c
                               at /rustc/9eb3afe9ebe9c7d2b84b71002d44f4a0edac95e0/library/std/src/sys/unix/thread.rs:108:17
  49:     0x7fdcb2094b43 - start_thread
                               at ./nptl/./nptl/pthread_create.c:442:8
  50:     0x7fdcb2126a00 - clone3
                               at ./misc/../sysdeps/unix/sysv/linux/x86_64/clone3.S:81
  51:                0x0 - <unknown>

note: the compiler unexpectedly panicked. this is a bug.

note: we would appreciate a bug report: https://github.com/rust-lang/rust/issues/new?labels=C-bug%2C+I-ICE%2C+T-compiler&template=ice.md

note: rustc 1.68.2 (9eb3afe9e 2023-03-27) running on x86_64-unknown-linux-gnu

note: compiler flags: --crate-type bin -C embed-bitcode=no -C debuginfo=2 -C incremental=[REDACTED]

note: some of the compiler flags provided by cargo are hidden

query stack during panic:
end of query stack
error: could not compile `rust-issue`

```

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<details><summary><strong>Backtrace</strong></summary>
<p>

```
<backtrace>
```

</p>
</details>