`generic_const_exprs` ICE with nested generic params

[chrismit3s]

Code

Playground

#![allow(incomplete_features)]
#![feature(generic_const_exprs)]
struct Inner<const N: usize, const M: usize>;
impl<const N: usize, const M: usize> Inner<N, M> where [(); N + M]: {
    fn i() -> Self {
        Self
    }
}

struct Outer<const A: usize, const B: usize>(Inner<A, { B * 2 }>) where [(); A + (B * 2)]:;
impl<const A: usize, const B: usize> Outer<A, B> where [(); A + (B * 2)]: {
    fn o() -> Self {
        Self(Inner::i())
    }
}

fn main() {
    Outer::<1, 1>::o();
}

Meta

rustc --version --verbose:

rustc 1.76.0-nightly (6b771f6b5 2023-11-15)
binary: rustc
commit-hash: 6b771f6b5a6c8b03b6322a9c77ac77cb346148f0
commit-date: 2023-11-15
host: x86_64-unknown-linux-gnu
release: 1.76.0-nightly
LLVM version: 17.0.5

Error output

   Compiling ice v0.1.0 (/home/...)
error: internal compiler error: /rustc/6b771f6b5a6c8b03b6322a9c77ac77cb346148f0/compiler/rustc_middle/src/ty/consts.rs:354:32: expected bits of usize, got (Mul: 1_usize, 2_usize): usize

thread 'rustc' panicked at /rustc/6b771f6b5a6c8b03b6322a9c77ac77cb346148f0/compiler/rustc_errors/src/lib.rs:1660:9:
Box<dyn Any>
stack backtrace:
   0:     0x7fe017fc689c - std::backtrace_rs::backtrace::libunwind::trace::hc8ce14f1f51b19f3
                               at /rustc/6b771f6b5a6c8b03b6322a9c77ac77cb346148f0/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
   1:     0x7fe017fc689c - std::backtrace_rs::backtrace::trace_unsynchronized::h31756ac1c596273b
                               at /rustc/6b771f6b5a6c8b03b6322a9c77ac77cb346148f0/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
   2:     0x7fe017fc689c - std::sys_common::backtrace::_print_fmt::h40f31fb4d7056540
                               at /rustc/6b771f6b5a6c8b03b6322a9c77ac77cb346148f0/library/std/src/sys_common/backtrace.rs:67:5
   3:     0x7fe017fc689c - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hcd6ddd3255a8e554
                               at /rustc/6b771f6b5a6c8b03b6322a9c77ac77cb346148f0/library/std/src/sys_common/backtrace.rs:44:22
   4:     0x7fe0180198a0 - core::fmt::rt::Argument::fmt::haa38531ef8752652
                               at /rustc/6b771f6b5a6c8b03b6322a9c77ac77cb346148f0/library/core/src/fmt/rt.rs:142:9
   5:     0x7fe0180198a0 - core::fmt::write::ha0f782bd1ecfc2dc
                               at /rustc/6b771f6b5a6c8b03b6322a9c77ac77cb346148f0/library/core/src/fmt/mod.rs:1120:17
   6:     0x7fe017fba7bf - std::io::Write::write_fmt::h5f37f3e5a0e4b544
                               at /rustc/6b771f6b5a6c8b03b6322a9c77ac77cb346148f0/library/std/src/io/mod.rs:1762:15
   7:     0x7fe017fc6684 - std::sys_common::backtrace::_print::h166370b298d5569f
                               at /rustc/6b771f6b5a6c8b03b6322a9c77ac77cb346148f0/library/std/src/sys_common/backtrace.rs:47:5
   8:     0x7fe017fc6684 - std::sys_common::backtrace::print::hab8f751e46216a08
                               at /rustc/6b771f6b5a6c8b03b6322a9c77ac77cb346148f0/library/std/src/sys_common/backtrace.rs:34:9
   9:     0x7fe017fc9317 - std::panicking::default_hook::{{closure}}::h058a18801f9aa311
  10:     0x7fe017fc907f - std::panicking::default_hook::h21798126b0cefb30
                               at /rustc/6b771f6b5a6c8b03b6322a9c77ac77cb346148f0/library/std/src/panicking.rs:292:9
  11:     0x7fe014ce4660 - std[ee38bba0a237925c]::panicking::update_hook::<alloc[a43fc757b277f94f]::boxed::Box<rustc_driver_impl[4cf9e24b9673574]::install_ice_hook::{closure#0}>>::{closure#0}
  12:     0x7fe017fc9a58 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hae78327b43bc7d35
                               at /rustc/6b771f6b5a6c8b03b6322a9c77ac77cb346148f0/library/alloc/src/boxed.rs:2021:9
  13:     0x7fe017fc9a58 - std::panicking::rust_panic_with_hook::h394983fd1617103f
                               at /rustc/6b771f6b5a6c8b03b6322a9c77ac77cb346148f0/library/std/src/panicking.rs:783:13
  14:     0x7fe0151336c4 - std[ee38bba0a237925c]::panicking::begin_panic::<rustc_errors[22a1b5f6a4cd1a14]::ExplicitBug>::{closure#0}
  15:     0x7fe01512d2d6 - std[ee38bba0a237925c]::sys_common::backtrace::__rust_end_short_backtrace::<std[ee38bba0a237925c]::panicking::begin_panic<rustc_errors[22a1b5f6a4cd1a14]::ExplicitBug>::{closure#0}, !>
  16:     0x7fe015127bb6 - std[ee38bba0a237925c]::panicking::begin_panic::<rustc_errors[22a1b5f6a4cd1a14]::ExplicitBug>
  17:     0x7fe01510d254 - <rustc_errors[22a1b5f6a4cd1a14]::HandlerInner>::bug::<alloc[a43fc757b277f94f]::string::String>
  18:     0x7fe01510cf5a - <rustc_errors[22a1b5f6a4cd1a14]::Handler>::bug::<alloc[a43fc757b277f94f]::string::String>
  19:     0x7fe0151aeced - rustc_middle[4b61d17b1b76724]::util::bug::opt_span_bug_fmt::<rustc_span[74aab3a68d021777]::span_encoding::Span>::{closure#0}
  20:     0x7fe015195c4a - rustc_middle[4b61d17b1b76724]::ty::context::tls::with_opt::<rustc_middle[4b61d17b1b76724]::util::bug::opt_span_bug_fmt<rustc_span[74aab3a68d021777]::span_encoding::Span>::{closure#0}, !>::{closure#0}
  21:     0x7fe015195ae8 - rustc_middle[4b61d17b1b76724]::ty::context::tls::with_context_opt::<rustc_middle[4b61d17b1b76724]::ty::context::tls::with_opt<rustc_middle[4b61d17b1b76724]::util::bug::opt_span_bug_fmt<rustc_span[74aab3a68d021777]::span_encoding::Span>::{closure#0}, !>::{closure#0}, !>
  22:     0x7fe013114cc0 - rustc_middle[4b61d17b1b76724]::util::bug::bug_fmt
  23:     0x7fe0162d9ebb - rustc_codegen_ssa[3c407a3a409631e0]::debuginfo::type_names::push_generic_params_internal
  24:     0x7fe016633ea9 - rustc_codegen_llvm[42f9b347ddf2581f]::debuginfo::metadata::build_struct_type_di_node
  25:     0x7fe016132499 - rustc_codegen_llvm[42f9b347ddf2581f]::debuginfo::metadata::type_di_node
  26:     0x7fe01365e944 - <rustc_codegen_llvm[42f9b347ddf2581f]::context::CodegenCx as rustc_codegen_ssa[3c407a3a409631e0]::traits::debuginfo::DebugInfoMethods>::dbg_scope_fn
  27:     0x7fe016c7fd73 - rustc_codegen_ssa[3c407a3a409631e0]::mir::codegen_mir::<rustc_codegen_llvm[42f9b347ddf2581f]::builder::Builder>
  28:     0x7fe016c7d634 - rustc_codegen_llvm[42f9b347ddf2581f]::base::compile_codegen_unit::module_codegen
  29:     0x7fe016f74645 - <rustc_codegen_llvm[42f9b347ddf2581f]::LlvmCodegenBackend as rustc_codegen_ssa[3c407a3a409631e0]::traits::backend::ExtraBackendMethods>::compile_codegen_unit
  30:     0x7fe0169a7dc2 - rustc_codegen_ssa[3c407a3a409631e0]::base::codegen_crate::<rustc_codegen_llvm[42f9b347ddf2581f]::LlvmCodegenBackend>
  31:     0x7fe0169a753a - <rustc_codegen_llvm[42f9b347ddf2581f]::LlvmCodegenBackend as rustc_codegen_ssa[3c407a3a409631e0]::traits::backend::CodegenBackend>::codegen_crate
  32:     0x7fe0169a5bd7 - rustc_interface[bcd40bc45d5d0754]::passes::start_codegen
  33:     0x7fe0169a55a3 - <rustc_interface[bcd40bc45d5d0754]::queries::Queries>::ongoing_codegen
  34:     0x7fe016ef63cd - rustc_interface[bcd40bc45d5d0754]::interface::run_compiler::<core[8f41822517f550cc]::result::Result<(), rustc_span[74aab3a68d021777]::ErrorGuaranteed>, rustc_driver_impl[4cf9e24b9673574]::run_compiler::{closure#1}>::{closure#0}
  35:     0x7fe016efd69a - std[ee38bba0a237925c]::sys_common::backtrace::__rust_begin_short_backtrace::<rustc_interface[bcd40bc45d5d0754]::util::run_in_thread_with_globals<rustc_interface[bcd40bc45d5d0754]::util::run_in_thread_pool_with_globals<rustc_interface[bcd40bc45d5d0754]::interface::run_compiler<core[8f41822517f550cc]::result::Result<(), rustc_span[74aab3a68d021777]::ErrorGuaranteed>, rustc_driver_impl[4cf9e24b9673574]::run_compiler::{closure#1}>::{closure#0}, core[8f41822517f550cc]::result::Result<(), rustc_span[74aab3a68d021777]::ErrorGuaranteed>>::{closure#0}, core[8f41822517f550cc]::result::Result<(), rustc_span[74aab3a68d021777]::ErrorGuaranteed>>::{closure#0}::{closure#0}, core[8f41822517f550cc]::result::Result<(), rustc_span[74aab3a68d021777]::ErrorGuaranteed>>
  36:     0x7fe016efd4c3 - <<std[ee38bba0a237925c]::thread::Builder>::spawn_unchecked_<rustc_interface[bcd40bc45d5d0754]::util::run_in_thread_with_globals<rustc_interface[bcd40bc45d5d0754]::util::run_in_thread_pool_with_globals<rustc_interface[bcd40bc45d5d0754]::interface::run_compiler<core[8f41822517f550cc]::result::Result<(), rustc_span[74aab3a68d021777]::ErrorGuaranteed>, rustc_driver_impl[4cf9e24b9673574]::run_compiler::{closure#1}>::{closure#0}, core[8f41822517f550cc]::result::Result<(), rustc_span[74aab3a68d021777]::ErrorGuaranteed>>::{closure#0}, core[8f41822517f550cc]::result::Result<(), rustc_span[74aab3a68d021777]::ErrorGuaranteed>>::{closure#0}::{closure#0}, core[8f41822517f550cc]::result::Result<(), rustc_span[74aab3a68d021777]::ErrorGuaranteed>>::{closure#1} as core[8f41822517f550cc]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
  37:     0x7fe017fd3915 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::he32d1cc72bddfec8
                               at /rustc/6b771f6b5a6c8b03b6322a9c77ac77cb346148f0/library/alloc/src/boxed.rs:2007:9
  38:     0x7fe017fd3915 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hfc224f9cd2e7edd6
                               at /rustc/6b771f6b5a6c8b03b6322a9c77ac77cb346148f0/library/alloc/src/boxed.rs:2007:9
  39:     0x7fe017fd3915 - std::sys::unix::thread::Thread::new::thread_start::h1b679b756cd6878e
                               at /rustc/6b771f6b5a6c8b03b6322a9c77ac77cb346148f0/library/std/src/sys/unix/thread.rs:108:17
  40:     0x7fe011eaa9eb - <unknown>
  41:     0x7fe011f2e7cc - <unknown>
  42:                0x0 - <unknown>

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: please attach the file at `/home/.../rustc-ice-2023-11-24T14_32_28-347715.txt` to your bug report

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 `ice` (bin "ice")

Backtrace

   Compiling ice v0.1.0 (/home/...)
error: internal compiler error: /rustc/6b771f6b5a6c8b03b6322a9c77ac77cb346148f0/compiler/rustc_middle/src/ty/consts.rs:354:32: expected bits of usize, got (Mul: 1_usize, 2_usize): usize

thread 'rustc' panicked at /rustc/6b771f6b5a6c8b03b6322a9c77ac77cb346148f0/compiler/rustc_errors/src/lib.rs:1660:9:
Box<dyn Any>
stack backtrace:
   0: std::panicking::begin_panic::<rustc_errors::ExplicitBug>
   1: <rustc_errors::HandlerInner>::bug::<alloc::string::String>
   2: <rustc_errors::Handler>::bug::<alloc::string::String>
   3: rustc_middle::util::bug::opt_span_bug_fmt::<rustc_span::span_encoding::Span>::{closure#0}
   4: rustc_middle::ty::context::tls::with_opt::<rustc_middle::util::bug::opt_span_bug_fmt<rustc_span::span_encoding::Span>::{closure#0}, !>::{closure#0}
   5: rustc_middle::ty::context::tls::with_context_opt::<rustc_middle::ty::context::tls::with_opt<rustc_middle::util::bug::opt_span_bug_fmt<rustc_span::span_encoding::Span>::{closure#0}, !>::{closure#0}, !>
   6: rustc_middle::util::bug::bug_fmt
   7: rustc_codegen_ssa::debuginfo::type_names::push_generic_params_internal
   8: rustc_codegen_llvm::debuginfo::metadata::build_struct_type_di_node
   9: rustc_codegen_llvm::debuginfo::metadata::type_di_node
  10: <rustc_codegen_llvm::context::CodegenCx as rustc_codegen_ssa::traits::debuginfo::DebugInfoMethods>::dbg_scope_fn
  11: rustc_codegen_ssa::mir::codegen_mir::<rustc_codegen_llvm::builder::Builder>
  12: rustc_codegen_llvm::base::compile_codegen_unit::module_codegen
  13: <rustc_codegen_llvm::LlvmCodegenBackend as rustc_codegen_ssa::traits::backend::ExtraBackendMethods>::compile_codegen_unit
  14: rustc_codegen_ssa::base::codegen_crate::<rustc_codegen_llvm::LlvmCodegenBackend>
  15: <rustc_codegen_llvm::LlvmCodegenBackend as rustc_codegen_ssa::traits::backend::CodegenBackend>::codegen_crate
  16: rustc_interface::passes::start_codegen
  17: <rustc_interface::queries::Queries>::ongoing_codegen
  18: rustc_interface::interface::run_compiler::<core::result::Result<(), rustc_span::ErrorGuaranteed>, rustc_driver_impl::run_compiler::{closure#1}>::{closure#0}
note: Some details are omitted, run with `RUST_BACKTRACE=full` for a verbose backtrace.

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: please attach the file at `/home/.../rustc-ice-2023-11-24T14_32_06-347555.txt` to your bug report

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 `ice` (bin "ice")

rustc-ice-2023-11-24T14_32_06-347555.txt

thread 'rustc' panicked at /rustc/6b771f6b5a6c8b03b6322a9c77ac77cb346148f0/compiler/rustc_errors/src/lib.rs:1660:9:
Box<dyn Any>
stack backtrace:
   0:     0x7fe017fae9b1 - std::backtrace_rs::backtrace::libunwind::trace::hc8ce14f1f51b19f3
                               at /rustc/6b771f6b5a6c8b03b6322a9c77ac77cb346148f0/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
   1:     0x7fe017fae9b1 - std::backtrace_rs::backtrace::trace_unsynchronized::h303d39c3d9ab7bc9
                               at /rustc/6b771f6b5a6c8b03b6322a9c77ac77cb346148f0/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
   2:     0x7fe017fae9b1 - std::backtrace::Backtrace::create::h3aba9a56a29a800f
                               at /rustc/6b771f6b5a6c8b03b6322a9c77ac77cb346148f0/library/std/src/backtrace.rs:331:13
   3:     0x7fe017fae900 - std::backtrace::Backtrace::force_capture::h4a2e855ba1467d71
                               at /rustc/6b771f6b5a6c8b03b6322a9c77ac77cb346148f0/library/std/src/backtrace.rs:313:9
   4:     0x7fe014ce479c - std[ee38bba0a237925c]::panicking::update_hook::<alloc[a43fc757b277f94f]::boxed::Box<rustc_driver_impl[4cf9e24b9673574]::install_ice_hook::{closure#0}>>::{closure#0}
   5:     0x7fe017fc9a58 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hae78327b43bc7d35
                               at /rustc/6b771f6b5a6c8b03b6322a9c77ac77cb346148f0/library/alloc/src/boxed.rs:2021:9
   6:     0x7fe017fc9a58 - std::panicking::rust_panic_with_hook::h394983fd1617103f
                               at /rustc/6b771f6b5a6c8b03b6322a9c77ac77cb346148f0/library/std/src/panicking.rs:783:13
   7:     0x7fe0151336c4 - std[ee38bba0a237925c]::panicking::begin_panic::<rustc_errors[22a1b5f6a4cd1a14]::ExplicitBug>::{closure#0}
   8:     0x7fe01512d2d6 - std[ee38bba0a237925c]::sys_common::backtrace::__rust_end_short_backtrace::<std[ee38bba0a237925c]::panicking::begin_panic<rustc_errors[22a1b5f6a4cd1a14]::ExplicitBug>::{closure#0}, !>
   9:     0x7fe015127bb6 - std[ee38bba0a237925c]::panicking::begin_panic::<rustc_errors[22a1b5f6a4cd1a14]::ExplicitBug>
  10:     0x7fe01510d254 - <rustc_errors[22a1b5f6a4cd1a14]::HandlerInner>::bug::<alloc[a43fc757b277f94f]::string::String>
  11:     0x7fe01510cf5a - <rustc_errors[22a1b5f6a4cd1a14]::Handler>::bug::<alloc[a43fc757b277f94f]::string::String>
  12:     0x7fe0151aeced - rustc_middle[4b61d17b1b76724]::util::bug::opt_span_bug_fmt::<rustc_span[74aab3a68d021777]::span_encoding::Span>::{closure#0}
  13:     0x7fe015195c4a - rustc_middle[4b61d17b1b76724]::ty::context::tls::with_opt::<rustc_middle[4b61d17b1b76724]::util::bug::opt_span_bug_fmt<rustc_span[74aab3a68d021777]::span_encoding::Span>::{closure#0}, !>::{closure#0}
  14:     0x7fe015195ae8 - rustc_middle[4b61d17b1b76724]::ty::context::tls::with_context_opt::<rustc_middle[4b61d17b1b76724]::ty::context::tls::with_opt<rustc_middle[4b61d17b1b76724]::util::bug::opt_span_bug_fmt<rustc_span[74aab3a68d021777]::span_encoding::Span>::{closure#0}, !>::{closure#0}, !>
  15:     0x7fe013114cc0 - rustc_middle[4b61d17b1b76724]::util::bug::bug_fmt
  16:     0x7fe0162d9ebb - rustc_codegen_ssa[3c407a3a409631e0]::debuginfo::type_names::push_generic_params_internal
  17:     0x7fe016633ea9 - rustc_codegen_llvm[42f9b347ddf2581f]::debuginfo::metadata::build_struct_type_di_node
  18:     0x7fe016132499 - rustc_codegen_llvm[42f9b347ddf2581f]::debuginfo::metadata::type_di_node
  19:     0x7fe01365e944 - <rustc_codegen_llvm[42f9b347ddf2581f]::context::CodegenCx as rustc_codegen_ssa[3c407a3a409631e0]::traits::debuginfo::DebugInfoMethods>::dbg_scope_fn
  20:     0x7fe016c7fd73 - rustc_codegen_ssa[3c407a3a409631e0]::mir::codegen_mir::<rustc_codegen_llvm[42f9b347ddf2581f]::builder::Builder>
  21:     0x7fe016c7d634 - rustc_codegen_llvm[42f9b347ddf2581f]::base::compile_codegen_unit::module_codegen
  22:     0x7fe016f74645 - <rustc_codegen_llvm[42f9b347ddf2581f]::LlvmCodegenBackend as rustc_codegen_ssa[3c407a3a409631e0]::traits::backend::ExtraBackendMethods>::compile_codegen_unit
  23:     0x7fe0169a7dc2 - rustc_codegen_ssa[3c407a3a409631e0]::base::codegen_crate::<rustc_codegen_llvm[42f9b347ddf2581f]::LlvmCodegenBackend>
  24:     0x7fe0169a753a - <rustc_codegen_llvm[42f9b347ddf2581f]::LlvmCodegenBackend as rustc_codegen_ssa[3c407a3a409631e0]::traits::backend::CodegenBackend>::codegen_crate
  25:     0x7fe0169a5bd7 - rustc_interface[bcd40bc45d5d0754]::passes::start_codegen
  26:     0x7fe0169a55a3 - <rustc_interface[bcd40bc45d5d0754]::queries::Queries>::ongoing_codegen
  27:     0x7fe016ef63cd - rustc_interface[bcd40bc45d5d0754]::interface::run_compiler::<core[8f41822517f550cc]::result::Result<(), rustc_span[74aab3a68d021777]::ErrorGuaranteed>, rustc_driver_impl[4cf9e24b9673574]::run_compiler::{closure#1}>::{closure#0}
  28:     0x7fe016efd69a - std[ee38bba0a237925c]::sys_common::backtrace::__rust_begin_short_backtrace::<rustc_interface[bcd40bc45d5d0754]::util::run_in_thread_with_globals<rustc_interface[bcd40bc45d5d0754]::util::run_in_thread_pool_with_globals<rustc_interface[bcd40bc45d5d0754]::interface::run_compiler<core[8f41822517f550cc]::result::Result<(), rustc_span[74aab3a68d021777]::ErrorGuaranteed>, rustc_driver_impl[4cf9e24b9673574]::run_compiler::{closure#1}>::{closure#0}, core[8f41822517f550cc]::result::Result<(), rustc_span[74aab3a68d021777]::ErrorGuaranteed>>::{closure#0}, core[8f41822517f550cc]::result::Result<(), rustc_span[74aab3a68d021777]::ErrorGuaranteed>>::{closure#0}::{closure#0}, core[8f41822517f550cc]::result::Result<(), rustc_span[74aab3a68d021777]::ErrorGuaranteed>>
  29:     0x7fe016efd4c3 - <<std[ee38bba0a237925c]::thread::Builder>::spawn_unchecked_<rustc_interface[bcd40bc45d5d0754]::util::run_in_thread_with_globals<rustc_interface[bcd40bc45d5d0754]::util::run_in_thread_pool_with_globals<rustc_interface[bcd40bc45d5d0754]::interface::run_compiler<core[8f41822517f550cc]::result::Result<(), rustc_span[74aab3a68d021777]::ErrorGuaranteed>, rustc_driver_impl[4cf9e24b9673574]::run_compiler::{closure#1}>::{closure#0}, core[8f41822517f550cc]::result::Result<(), rustc_span[74aab3a68d021777]::ErrorGuaranteed>>::{closure#0}, core[8f41822517f550cc]::result::Result<(), rustc_span[74aab3a68d021777]::ErrorGuaranteed>>::{closure#0}::{closure#0}, core[8f41822517f550cc]::result::Result<(), rustc_span[74aab3a68d021777]::ErrorGuaranteed>>::{closure#1} as core[8f41822517f550cc]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
  30:     0x7fe017fd3915 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::he32d1cc72bddfec8
                               at /rustc/6b771f6b5a6c8b03b6322a9c77ac77cb346148f0/library/alloc/src/boxed.rs:2007:9
  31:     0x7fe017fd3915 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hfc224f9cd2e7edd6
                               at /rustc/6b771f6b5a6c8b03b6322a9c77ac77cb346148f0/library/alloc/src/boxed.rs:2007:9
  32:     0x7fe017fd3915 - std::sys::unix::thread::Thread::new::thread_start::h1b679b756cd6878e
                               at /rustc/6b771f6b5a6c8b03b6322a9c77ac77cb346148f0/library/std/src/sys/unix/thread.rs:108:17
  33:     0x7fe011eaa9eb - <unknown>
  34:     0x7fe011f2e7cc - <unknown>
  35:                0x0 - <unknown>


rustc version: 1.76.0-nightly (6b771f6b5 2023-11-15)
platform: x86_64-unknown-linux-gnu

query stack during panic:
end of query stack

[matthiaskrgr]

Might be a duplicate of #116637