ICE: unexpected infer type #123140
Description
auto-reduced (treereduce-rust):
trait Project { const SELF: Self; } fn take1(_: Project<SELF = { loop {} }>) {} original code
original:
// Regression test for issue #108271. // Detect and reject generic params in the type of assoc consts used in an equality bound. #![feature(associated_const_equality)] trait Trait<'a, T: 'a, const N: usize> { //~^ NOTE the lifetime parameter `'r` is defined here //~| NOTE the lifetime parameter `'r` is defined here type Assoc<const Q: usize>: Trait<'r, Self, Q, K = { loop {} }> //~^ ERROR the type of the associated constant `K` must not depend on generic parameters //~| ERROR the type of the associated constant `K` must not depend on generic parameters //~| NOTE its type must not depend on the lifetime parameter `'r` //~| NOTE `K` has type `&'r [Self; Q]` //~| ERROR the type of the associated constant `K` must not depend on `Self` //~| NOTE its type must not depend on `Self` //~| NOTE `K` has type `&'r [Self; Q]` //~| ERROR the type of the associated constant `K` must not depend on generic parameters //~| NOTE its type must not depend on the const parameter `Q` //~| NOTE the const parameter `Q` is defined here //~| NOTE `K` has type `&'r [Self; Q]` //~| NOTE its type must not depend on the lifetime parameter `'r` //~| NOTE `K` has type `&'r [Self; Q]` //~| ERROR the type of the associated constant `K` must not depend on `Self` //~| NOTE its type must not depend on `Self` //~| NOTE `K` has type `&'r [Self; Q]` //~| ERROR the type of the associated constant `K` must not depend on generic parameters //~| NOTE its type must not depend on the const parameter `Q` //~| NOTE the const parameter `Q` is defined here //~| NOTE `K` has type `&'r [Self; Q]` //~| NOTE duplicate diagnostic emitted due to `-Z deduplicate-diagnostics=no` //~| NOTE duplicate diagnostic emitted due to `-Z deduplicate-diagnostics=no` //~| NOTE duplicate diagnostic emitted due to `-Z deduplicate-diagnostics=no` where Self: Sized + 'r; } fn take0<'r, A: Project<SELF = {}>, const Q: usize>(_: impl Trait<'r, A, Q, K = { loop {} }>) {} //~^ ERROR the type of the associated constant `K` must not depend on generic parameters //~| NOTE its type must not depend on the lifetime parameter `'r` //~| NOTE the lifetime parameter `'r` is defined here //~^ ERROR the type of the associated constant `K` must not depend on generic parameters //~| ERROR the type of the associated constant `K` must not depend on generic parameters //~| NOTE its type must not depend on the type parameter `A` //~| NOTE the type parameter `A` is defined here //~| NOTE `K` has type `&'r [A; Q]` //~| ERROR the type of the associated constant `K` must not depend on generic parameters //~| NOTE its type must not depend on the const parameter `Q` //~| NOTE the const parameter `Q` is defined here //~| NOTE `K` has type `&'r [A; Q]` trait Project { const SELF: Self; } fn take1(_: Project<SELF = { loop {} }>) {} //~^ ERROR the type of the associated constant `SELF` must not depend on `impl Trait` //~| NOTE its type must not depend on `impl Trait` //~| NOTE the `impl Trait` is specified here fn take2<P: Project<SELF = {}>>(_: P) {} //~^ ERROR the type of the associated constant `SELF` must not depend on generic parameters //~| NOTE its type must not depend on the type parameter `P` //~| NOTE the type parameter `P` is defined here //~| NOTE `SELF` has type `P` trait Iface<'r> { //~^ NOTE the lifetime parameter `'r` is defined here //~| NOTE the lifetime parameter `'r` is defined here type Assoc<const Q: usize>: Trait<'r, Self, Q, K = { loop {} }> //~^ ERROR the type of the associated constant `K` must not depend on generic parameters //~| ERROR the type of the associated constant `K` must not depend on generic parameters //~| NOTE its type must not depend on the lifetime parameter `'r` //~| NOTE `K` has type `&'r [Self; Q]` //~| ERROR the type of the associated constant `K` must not depend on `Self` //~| NOTE its type must not depend on `Self` //~| NOTE `K` has type `&'r [Self; Q]` //~| ERROR the type of the associated constant `K` must not depend on generic parameters //~| NOTE its type must not depend on the const parameter `Q` //~| NOTE the const parameter `Q` is defined here //~| NOTE `K` has type `&'r [Self; Q]` //~| NOTE its type must not depend on the lifetime parameter `'r` //~| NOTE `K` has type `&'r [Self; Q]` //~| ERROR the type of the associated constant `K` must not depend on `Self` //~| NOTE its type must not depend on `Self` //~| NOTE `K` has type `&'r [A; Q]` //~| ERROR the type of the associated constant `K` must not depend on generic parameters //~| NOTE its type must not depend on the const parameter `Q` //~| NOTE the const parameter `Q` is defined here //~| NOTE `K` has type `&'r [Self; Q]` //~| NOTE duplicate diagnostic emitted due to `-Z deduplicate-diagnostics=no` //~^ ERROR the type of the associated constant `SELF` must not depend on generic parameters //~| NOTE its type must not depend on `Self` SELF =; } fn main() { loop {} }Version information
rustc 1.79.0-nightly (d5db7fb53 2024-03-27) binary: rustc commit-hash: d5db7fb537c0352eec3855aa0331c271c48ac4f6 commit-date: 2024-03-27 host: x86_64-unknown-linux-gnu release: 1.79.0-nightly LLVM version: 18.1.2 Command:
/home/matthias/.rustup/toolchains/master/bin/rustc
Program output
error[E0658]: associated const equality is incomplete --> /tmp/icemaker_global_tempdir.iaTnhD6gpiUs/rustc_testrunner_tmpdir_reporting.j6t1MTYnJCzk/mvce.rs:5:21 | 5 | fn take1(_: Project<SELF = { loop {} }>) {} | ^^^^^^^^^^^^^^^^^^ | = note: see issue #92827 <https://github.com/rust-lang/rust/issues/92827> for more information = help: add `#![feature(associated_const_equality)]` to the crate attributes to enable = note: this compiler was built on 2024-03-27; consider upgrading it if it is out of date error[E0601]: `main` function not found in crate `mvce` --> /tmp/icemaker_global_tempdir.iaTnhD6gpiUs/rustc_testrunner_tmpdir_reporting.j6t1MTYnJCzk/mvce.rs:5:44 | 5 | fn take1(_: Project<SELF = { loop {} }>) {} | ^ consider adding a `main` function to `/tmp/icemaker_global_tempdir.iaTnhD6gpiUs/rustc_testrunner_tmpdir_reporting.j6t1MTYnJCzk/mvce.rs` warning: trait objects without an explicit `dyn` are deprecated --> /tmp/icemaker_global_tempdir.iaTnhD6gpiUs/rustc_testrunner_tmpdir_reporting.j6t1MTYnJCzk/mvce.rs:5:13 | 5 | fn take1(_: Project<SELF = { loop {} }>) {} | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ | = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html> = note: `#[warn(bare_trait_objects)]` on by default help: if this is an object-safe trait, use `dyn` | 5 | fn take1(_: dyn Project<SELF = { loop {} }>) {} | +++ error: internal compiler error: compiler/rustc_infer/src/infer/relate/generalize.rs:458:17: unexpected infer type: FreshTy(0) thread 'rustc' panicked at compiler/rustc_infer/src/infer/relate/generalize.rs:458:17: Box<dyn Any> stack backtrace: 0: 0x7a1979cc4235 - std::backtrace_rs::backtrace::libunwind::trace::h35c05b60de86c082 at /rustc/d5db7fb537c0352eec3855aa0331c271c48ac4f6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:105:5 1: 0x7a1979cc4235 - std::backtrace_rs::backtrace::trace_unsynchronized::h716cc93b6616466b at /rustc/d5db7fb537c0352eec3855aa0331c271c48ac4f6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 2: 0x7a1979cc4235 - std::sys_common::backtrace::_print_fmt::h2eafab78e5405086 at /rustc/d5db7fb537c0352eec3855aa0331c271c48ac4f6/library/std/src/sys_common/backtrace.rs:68:5 3: 0x7a1979cc4235 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h782eb93aef6bbfdc at /rustc/d5db7fb537c0352eec3855aa0331c271c48ac4f6/library/std/src/sys_common/backtrace.rs:44:22 4: 0x7a1979d153fb - core::fmt::rt::Argument::fmt::h423c1825313972bd at /rustc/d5db7fb537c0352eec3855aa0331c271c48ac4f6/library/core/src/fmt/rt.rs:142:9 5: 0x7a1979d153fb - core::fmt::write::h8bf0eb0713660507 at /rustc/d5db7fb537c0352eec3855aa0331c271c48ac4f6/library/core/src/fmt/mod.rs:1153:17 6: 0x7a1979cb8e4f - std::io::Write::write_fmt::h1869b88304121496 at /rustc/d5db7fb537c0352eec3855aa0331c271c48ac4f6/library/std/src/io/mod.rs:1843:15 7: 0x7a1979cc400e - std::sys_common::backtrace::_print::h3f71a60e8eec22db at /rustc/d5db7fb537c0352eec3855aa0331c271c48ac4f6/library/std/src/sys_common/backtrace.rs:47:5 8: 0x7a1979cc400e - std::sys_common::backtrace::print::hbc0f4a4435261b96 at /rustc/d5db7fb537c0352eec3855aa0331c271c48ac4f6/library/std/src/sys_common/backtrace.rs:34:9 9: 0x7a1979cc6c89 - std::panicking::default_hook::{{closure}}::hcb90344a23466037 10: 0x7a1979cc69f3 - std::panicking::default_hook::h4e7402b852825f26 at /rustc/d5db7fb537c0352eec3855aa0331c271c48ac4f6/library/std/src/panicking.rs:292:9 11: 0x7a19765f7eee - std[ee38f4c3e7db4cb4]::panicking::update_hook::<alloc[5f51a9fa993ddee8]::boxed::Box<rustc_driver_impl[b62da54691605f75]::install_ice_hook::{closure#0}>>::{closure#0} 12: 0x7a1979cc738c - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h41b4c40829d8b80c at /rustc/d5db7fb537c0352eec3855aa0331c271c48ac4f6/library/alloc/src/boxed.rs:2032:9 13: 0x7a1979cc738c - std::panicking::rust_panic_with_hook::h34319b28877d2524 at /rustc/d5db7fb537c0352eec3855aa0331c271c48ac4f6/library/std/src/panicking.rs:793:13 14: 0x7a1976627d64 - std[ee38f4c3e7db4cb4]::panicking::begin_panic::<rustc_errors[82d4239d9c7af4ff]::ExplicitBug>::{closure#0} 15: 0x7a1976624c86 - std[ee38f4c3e7db4cb4]::sys_common::backtrace::__rust_end_short_backtrace::<std[ee38f4c3e7db4cb4]::panicking::begin_panic<rustc_errors[82d4239d9c7af4ff]::ExplicitBug>::{closure#0}, !> 16: 0x7a1976624966 - std[ee38f4c3e7db4cb4]::panicking::begin_panic::<rustc_errors[82d4239d9c7af4ff]::ExplicitBug> 17: 0x7a19766311f1 - <rustc_errors[82d4239d9c7af4ff]::diagnostic::BugAbort as rustc_errors[82d4239d9c7af4ff]::diagnostic::EmissionGuarantee>::emit_producing_guarantee 18: 0x7a1976ac17bc - rustc_middle[edfcb02b6a244f2]::util::bug::opt_span_bug_fmt::<rustc_span[b9a3f8dff5ad8c72]::span_encoding::Span>::{closure#0} 19: 0x7a1976aa52ba - rustc_middle[edfcb02b6a244f2]::ty::context::tls::with_opt::<rustc_middle[edfcb02b6a244f2]::util::bug::opt_span_bug_fmt<rustc_span[b9a3f8dff5ad8c72]::span_encoding::Span>::{closure#0}, !>::{closure#0} 20: 0x7a1976aa515b - rustc_middle[edfcb02b6a244f2]::ty::context::tls::with_context_opt::<rustc_middle[edfcb02b6a244f2]::ty::context::tls::with_opt<rustc_middle[edfcb02b6a244f2]::util::bug::opt_span_bug_fmt<rustc_span[b9a3f8dff5ad8c72]::span_encoding::Span>::{closure#0}, !>::{closure#0}, !> 21: 0x7a1974703930 - rustc_middle[edfcb02b6a244f2]::util::bug::bug_fmt 22: 0x7a1977aa5b28 - <rustc_infer[db4fc5bbfe73a864]::infer::relate::generalize::Generalizer as rustc_middle[edfcb02b6a244f2]::ty::relate::TypeRelation>::tys 23: 0x7a1977a9116a - <rustc_infer[db4fc5bbfe73a864]::infer::relate::type_relating::TypeRelating as rustc_middle[edfcb02b6a244f2]::ty::relate::TypeRelation>::tys 24: 0x7a1977a836c3 - <rustc_hir_typeck[d5655f81daec17bc]::fn_ctxt::FnCtxt>::coerce 25: 0x7a1977a721ab - <rustc_hir_typeck[d5655f81daec17bc]::fn_ctxt::FnCtxt>::demand_coerce 26: 0x7a1977bf594d - rustc_hir_typeck[d5655f81daec17bc]::typeck 27: 0x7a1977bf3a57 - rustc_query_impl[2d2f12ae863522a2]::plumbing::__rust_begin_short_backtrace::<rustc_query_impl[2d2f12ae863522a2]::query_impl::typeck::dynamic_query::{closure#2}::{closure#0}, rustc_middle[edfcb02b6a244f2]::query::erase::Erased<[u8; 8usize]>> 28: 0x7a1977be0971 - rustc_query_system[1181c72fefabd0ae]::query::plumbing::try_execute_query::<rustc_query_impl[2d2f12ae863522a2]::DynamicConfig<rustc_query_system[1181c72fefabd0ae]::query::caches::VecCache<rustc_span[b9a3f8dff5ad8c72]::def_id::LocalDefId, rustc_middle[edfcb02b6a244f2]::query::erase::Erased<[u8; 8usize]>>, false, false, false>, rustc_query_impl[2d2f12ae863522a2]::plumbing::QueryCtxt, false> 29: 0x7a1977bdcdcc - rustc_query_impl[2d2f12ae863522a2]::query_impl::typeck::get_query_non_incr::__rust_end_short_backtrace 30: 0x7a1977dcb79c - rustc_mir_build[1b46b2c93e920ce6]::thir::pattern::check_match::check_match 31: 0x7a1977dca93b - rustc_query_impl[2d2f12ae863522a2]::plumbing::__rust_begin_short_backtrace::<rustc_query_impl[2d2f12ae863522a2]::query_impl::check_match::dynamic_query::{closure#2}::{closure#0}, rustc_middle[edfcb02b6a244f2]::query::erase::Erased<[u8; 1usize]>> 32: 0x7a197813bd7c - rustc_query_system[1181c72fefabd0ae]::query::plumbing::try_execute_query::<rustc_query_impl[2d2f12ae863522a2]::DynamicConfig<rustc_query_system[1181c72fefabd0ae]::query::caches::VecCache<rustc_span[b9a3f8dff5ad8c72]::def_id::LocalDefId, rustc_middle[edfcb02b6a244f2]::query::erase::Erased<[u8; 1usize]>>, false, false, false>, rustc_query_impl[2d2f12ae863522a2]::plumbing::QueryCtxt, false> 33: 0x7a197813b9ff - rustc_query_impl[2d2f12ae863522a2]::query_impl::check_match::get_query_non_incr::__rust_end_short_backtrace 34: 0x7a1977dba5f3 - rustc_mir_build[1b46b2c93e920ce6]::build::mir_build 35: 0x7a1977db9aa8 - rustc_query_impl[2d2f12ae863522a2]::plumbing::__rust_begin_short_backtrace::<rustc_query_impl[2d2f12ae863522a2]::query_impl::mir_built::dynamic_query::{closure#2}::{closure#0}, rustc_middle[edfcb02b6a244f2]::query::erase::Erased<[u8; 8usize]>> 36: 0x7a1977be0971 - rustc_query_system[1181c72fefabd0ae]::query::plumbing::try_execute_query::<rustc_query_impl[2d2f12ae863522a2]::DynamicConfig<rustc_query_system[1181c72fefabd0ae]::query::caches::VecCache<rustc_span[b9a3f8dff5ad8c72]::def_id::LocalDefId, rustc_middle[edfcb02b6a244f2]::query::erase::Erased<[u8; 8usize]>>, false, false, false>, rustc_query_impl[2d2f12ae863522a2]::plumbing::QueryCtxt, false> 37: 0x7a1977be054c - rustc_query_impl[2d2f12ae863522a2]::query_impl::mir_built::get_query_non_incr::__rust_end_short_backtrace 38: 0x7a1977be024b - rustc_middle[edfcb02b6a244f2]::query::plumbing::query_get_at::<rustc_query_system[1181c72fefabd0ae]::query::caches::VecCache<rustc_span[b9a3f8dff5ad8c72]::def_id::LocalDefId, rustc_middle[edfcb02b6a244f2]::query::erase::Erased<[u8; 8usize]>>> 39: 0x7a197812f701 - rustc_mir_transform[953c3acd5e2981a0]::mir_const_qualif 40: 0x7a197812f6b5 - rustc_query_impl[2d2f12ae863522a2]::plumbing::__rust_begin_short_backtrace::<rustc_query_impl[2d2f12ae863522a2]::query_impl::mir_const_qualif::dynamic_query::{closure#2}::{closure#0}, rustc_middle[edfcb02b6a244f2]::query::erase::Erased<[u8; 4usize]>> 41: 0x7a197812f18b - rustc_query_system[1181c72fefabd0ae]::query::plumbing::try_execute_query::<rustc_query_impl[2d2f12ae863522a2]::DynamicConfig<rustc_query_system[1181c72fefabd0ae]::query::caches::DefIdCache<rustc_middle[edfcb02b6a244f2]::query::erase::Erased<[u8; 4usize]>>, false, false, false>, rustc_query_impl[2d2f12ae863522a2]::plumbing::QueryCtxt, false> 42: 0x7a197812ef09 - rustc_query_impl[2d2f12ae863522a2]::query_impl::mir_const_qualif::get_query_non_incr::__rust_end_short_backtrace 43: 0x7a197812ed36 - rustc_middle[edfcb02b6a244f2]::query::plumbing::query_get_at::<rustc_query_system[1181c72fefabd0ae]::query::caches::DefIdCache<rustc_middle[edfcb02b6a244f2]::query::erase::Erased<[u8; 4usize]>>> 44: 0x7a1974f714b6 - rustc_mir_transform[953c3acd5e2981a0]::mir_promoted 45: 0x7a1977d0341c - rustc_query_impl[2d2f12ae863522a2]::plumbing::__rust_begin_short_backtrace::<rustc_query_impl[2d2f12ae863522a2]::query_impl::mir_promoted::dynamic_query::{closure#2}::{closure#0}, rustc_middle[edfcb02b6a244f2]::query::erase::Erased<[u8; 16usize]>> 46: 0x7a1977d036ed - rustc_query_system[1181c72fefabd0ae]::query::plumbing::try_execute_query::<rustc_query_impl[2d2f12ae863522a2]::DynamicConfig<rustc_query_system[1181c72fefabd0ae]::query::caches::VecCache<rustc_span[b9a3f8dff5ad8c72]::def_id::LocalDefId, rustc_middle[edfcb02b6a244f2]::query::erase::Erased<[u8; 16usize]>>, false, false, false>, rustc_query_impl[2d2f12ae863522a2]::plumbing::QueryCtxt, false> 47: 0x7a1977d03325 - rustc_query_impl[2d2f12ae863522a2]::query_impl::mir_promoted::get_query_non_incr::__rust_end_short_backtrace 48: 0x7a1977bdead0 - rustc_borrowck[87c1aa11a50066c]::mir_borrowck 49: 0x7a1977bdea17 - rustc_query_impl[2d2f12ae863522a2]::plumbing::__rust_begin_short_backtrace::<rustc_query_impl[2d2f12ae863522a2]::query_impl::mir_borrowck::dynamic_query::{closure#2}::{closure#0}, rustc_middle[edfcb02b6a244f2]::query::erase::Erased<[u8; 8usize]>> 50: 0x7a1977be0971 - rustc_query_system[1181c72fefabd0ae]::query::plumbing::try_execute_query::<rustc_query_impl[2d2f12ae863522a2]::DynamicConfig<rustc_query_system[1181c72fefabd0ae]::query::caches::VecCache<rustc_span[b9a3f8dff5ad8c72]::def_id::LocalDefId, rustc_middle[edfcb02b6a244f2]::query::erase::Erased<[u8; 8usize]>>, false, false, false>, rustc_query_impl[2d2f12ae863522a2]::plumbing::QueryCtxt, false> 51: 0x7a1977be048c - rustc_query_impl[2d2f12ae863522a2]::query_impl::mir_borrowck::get_query_non_incr::__rust_end_short_backtrace 52: 0x7a1978136aab - rustc_mir_transform[953c3acd5e2981a0]::mir_drops_elaborated_and_const_checked 53: 0x7a19781361a5 - rustc_query_impl[2d2f12ae863522a2]::plumbing::__rust_begin_short_backtrace::<rustc_query_impl[2d2f12ae863522a2]::query_impl::mir_drops_elaborated_and_const_checked::dynamic_query::{closure#2}::{closure#0}, rustc_middle[edfcb02b6a244f2]::query::erase::Erased<[u8; 8usize]>> 54: 0x7a1977be0971 - rustc_query_system[1181c72fefabd0ae]::query::plumbing::try_execute_query::<rustc_query_impl[2d2f12ae863522a2]::DynamicConfig<rustc_query_system[1181c72fefabd0ae]::query::caches::VecCache<rustc_span[b9a3f8dff5ad8c72]::def_id::LocalDefId, rustc_middle[edfcb02b6a244f2]::query::erase::Erased<[u8; 8usize]>>, false, false, false>, rustc_query_impl[2d2f12ae863522a2]::plumbing::QueryCtxt, false> 55: 0x7a1977be030c - rustc_query_impl[2d2f12ae863522a2]::query_impl::mir_drops_elaborated_and_const_checked::get_query_non_incr::__rust_end_short_backtrace 56: 0x7a1977be024b - rustc_middle[edfcb02b6a244f2]::query::plumbing::query_get_at::<rustc_query_system[1181c72fefabd0ae]::query::caches::VecCache<rustc_span[b9a3f8dff5ad8c72]::def_id::LocalDefId, rustc_middle[edfcb02b6a244f2]::query::erase::Erased<[u8; 8usize]>>> 57: 0x7a1978134f6c - rustc_mir_transform[953c3acd5e2981a0]::mir_for_ctfe 58: 0x7a1978134edb - rustc_query_impl[2d2f12ae863522a2]::plumbing::__rust_begin_short_backtrace::<rustc_query_impl[2d2f12ae863522a2]::query_impl::mir_for_ctfe::dynamic_query::{closure#2}::{closure#0}, rustc_middle[edfcb02b6a244f2]::query::erase::Erased<[u8; 8usize]>> 59: 0x7a1977bc6f9c - rustc_query_system[1181c72fefabd0ae]::query::plumbing::try_execute_query::<rustc_query_impl[2d2f12ae863522a2]::DynamicConfig<rustc_query_system[1181c72fefabd0ae]::query::caches::DefIdCache<rustc_middle[edfcb02b6a244f2]::query::erase::Erased<[u8; 8usize]>>, false, false, false>, rustc_query_impl[2d2f12ae863522a2]::plumbing::QueryCtxt, false> 60: 0x7a19785b049e - rustc_query_impl[2d2f12ae863522a2]::query_impl::mir_for_ctfe::get_query_non_incr::__rust_end_short_backtrace 61: 0x7a19785b07ca - <rustc_const_eval[176732e30479c26b]::interpret::eval_context::InterpCx<rustc_const_eval[176732e30479c26b]::const_eval::machine::CompileTimeInterpreter>>::load_mir 62: 0x7a19785b25df - rustc_const_eval[176732e30479c26b]::const_eval::eval_queries::eval_to_allocation_raw_provider 63: 0x7a19785b2340 - rustc_query_impl[2d2f12ae863522a2]::plumbing::__rust_begin_short_backtrace::<rustc_query_impl[2d2f12ae863522a2]::query_impl::eval_to_allocation_raw::dynamic_query::{closure#2}::{closure#0}, rustc_middle[edfcb02b6a244f2]::query::erase::Erased<[u8; 24usize]>> 64: 0x7a19785af396 - rustc_query_system[1181c72fefabd0ae]::query::plumbing::try_execute_query::<rustc_query_impl[2d2f12ae863522a2]::DynamicConfig<rustc_query_system[1181c72fefabd0ae]::query::caches::DefaultCache<rustc_middle[edfcb02b6a244f2]::ty::ParamEnvAnd<rustc_middle[edfcb02b6a244f2]::mir::interpret::GlobalId>, rustc_middle[edfcb02b6a244f2]::query::erase::Erased<[u8; 24usize]>>, false, false, false>, rustc_query_impl[2d2f12ae863522a2]::plumbing::QueryCtxt, false> 65: 0x7a19785aef6c - rustc_query_impl[2d2f12ae863522a2]::query_impl::eval_to_allocation_raw::get_query_non_incr::__rust_end_short_backtrace 66: 0x7a19785aeb0a - rustc_middle[edfcb02b6a244f2]::query::plumbing::query_get_at::<rustc_query_system[1181c72fefabd0ae]::query::caches::DefaultCache<rustc_middle[edfcb02b6a244f2]::ty::ParamEnvAnd<rustc_middle[edfcb02b6a244f2]::mir::interpret::GlobalId>, rustc_middle[edfcb02b6a244f2]::query::erase::Erased<[u8; 24usize]>>> 67: 0x7a197858c421 - rustc_const_eval[176732e30479c26b]::const_eval::valtrees::eval_to_valtree 68: 0x7a197858c3a2 - <rustc_const_eval[176732e30479c26b]::provide::{closure#0} as core[852c89a24d64efc7]::ops::function::FnOnce<(rustc_middle[edfcb02b6a244f2]::ty::context::TyCtxt, rustc_middle[edfcb02b6a244f2]::ty::ParamEnvAnd<rustc_middle[edfcb02b6a244f2]::mir::interpret::GlobalId>)>>::call_once 69: 0x7a197858c376 - rustc_query_impl[2d2f12ae863522a2]::plumbing::__rust_begin_short_backtrace::<rustc_query_impl[2d2f12ae863522a2]::query_impl::eval_to_valtree::dynamic_query::{closure#2}::{closure#0}, rustc_middle[edfcb02b6a244f2]::query::erase::Erased<[u8; 24usize]>> 70: 0x7a197858c32f - <rustc_query_impl[2d2f12ae863522a2]::query_impl::eval_to_valtree::dynamic_query::{closure#2} as core[852c89a24d64efc7]::ops::function::FnOnce<(rustc_middle[edfcb02b6a244f2]::ty::context::TyCtxt, rustc_middle[edfcb02b6a244f2]::ty::ParamEnvAnd<rustc_middle[edfcb02b6a244f2]::mir::interpret::GlobalId>)>>::call_once 71: 0x7a19785af471 - rustc_query_system[1181c72fefabd0ae]::query::plumbing::try_execute_query::<rustc_query_impl[2d2f12ae863522a2]::DynamicConfig<rustc_query_system[1181c72fefabd0ae]::query::caches::DefaultCache<rustc_middle[edfcb02b6a244f2]::ty::ParamEnvAnd<rustc_middle[edfcb02b6a244f2]::mir::interpret::GlobalId>, rustc_middle[edfcb02b6a244f2]::query::erase::Erased<[u8; 24usize]>>, false, false, false>, rustc_query_impl[2d2f12ae863522a2]::plumbing::QueryCtxt, false> 72: 0x7a19785999ac - rustc_query_impl[2d2f12ae863522a2]::query_impl::eval_to_valtree::get_query_non_incr::__rust_end_short_backtrace 73: 0x7a1977d3e847 - rustc_middle[edfcb02b6a244f2]::query::plumbing::query_get_at::<rustc_query_system[1181c72fefabd0ae]::query::caches::DefaultCache<rustc_middle[edfcb02b6a244f2]::ty::ParamEnvAnd<rustc_middle[edfcb02b6a244f2]::mir::interpret::GlobalId>, rustc_middle[edfcb02b6a244f2]::query::erase::Erased<[u8; 24usize]>>> 74: 0x7a19782b791c - <rustc_middle[edfcb02b6a244f2]::ty::context::TyCtxt>::const_eval_global_id_for_typeck 75: 0x7a19782b70a1 - <rustc_middle[edfcb02b6a244f2]::ty::context::TyCtxt>::const_eval_resolve_for_typeck 76: 0x7a19782b6e56 - <rustc_middle[edfcb02b6a244f2]::ty::consts::Const>::eval 77: 0x7a1977bf07c1 - <rustc_trait_selection[44f63119e1d12199]::traits::normalize::AssocTypeNormalizer as rustc_type_ir[4b4d295dba5e89f3]::fold::TypeFolder<rustc_middle[edfcb02b6a244f2]::ty::context::TyCtxt>>::fold_const 78: 0x7a19770f6dcd - <rustc_trait_selection[44f63119e1d12199]::traits::normalize::AssocTypeNormalizer as rustc_type_ir[4b4d295dba5e89f3]::fold::TypeFolder<rustc_middle[edfcb02b6a244f2]::ty::context::TyCtxt>>::fold_binder::<rustc_middle[edfcb02b6a244f2]::ty::predicate::ExistentialPredicate> 79: 0x7a19781fb427 - <rustc_middle[edfcb02b6a244f2]::ty::Ty as rustc_type_ir[4b4d295dba5e89f3]::fold::TypeSuperFoldable<rustc_middle[edfcb02b6a244f2]::ty::context::TyCtxt>>::try_super_fold_with::<rustc_trait_selection[44f63119e1d12199]::traits::normalize::AssocTypeNormalizer> 80: 0x7a19780605ec - <rustc_hir_analysis[9a86bb4861b99e0a]::check::wfcheck::WfCheckingCtxt>::normalize::<rustc_middle[edfcb02b6a244f2]::ty::Ty> 81: 0x7a197806140b - rustc_hir_analysis[9a86bb4861b99e0a]::check::wfcheck::check_fn_or_method 82: 0x7a197805f28f - rustc_hir_analysis[9a86bb4861b99e0a]::check::wfcheck::check_item_fn 83: 0x7a197806fec5 - rustc_hir_analysis[9a86bb4861b99e0a]::check::wfcheck::check_well_formed 84: 0x7a197806e787 - rustc_query_impl[2d2f12ae863522a2]::plumbing::__rust_begin_short_backtrace::<rustc_query_impl[2d2f12ae863522a2]::query_impl::check_well_formed::dynamic_query::{closure#2}::{closure#0}, rustc_middle[edfcb02b6a244f2]::query::erase::Erased<[u8; 1usize]>> 85: 0x7a197806df00 - rustc_query_system[1181c72fefabd0ae]::query::plumbing::try_execute_query::<rustc_query_impl[2d2f12ae863522a2]::DynamicConfig<rustc_query_system[1181c72fefabd0ae]::query::caches::VecCache<rustc_hir[7cb6db536684f817]::hir_id::OwnerId, rustc_middle[edfcb02b6a244f2]::query::erase::Erased<[u8; 1usize]>>, false, false, false>, rustc_query_impl[2d2f12ae863522a2]::plumbing::QueryCtxt, false> 86: 0x7a197806dc7f - rustc_query_impl[2d2f12ae863522a2]::query_impl::check_well_formed::get_query_non_incr::__rust_end_short_backtrace 87: 0x7a197806bbc6 - rustc_hir_analysis[9a86bb4861b99e0a]::check::wfcheck::check_mod_type_wf 88: 0x7a197806ba09 - rustc_query_impl[2d2f12ae863522a2]::plumbing::__rust_begin_short_backtrace::<rustc_query_impl[2d2f12ae863522a2]::query_impl::check_mod_type_wf::dynamic_query::{closure#2}::{closure#0}, rustc_middle[edfcb02b6a244f2]::query::erase::Erased<[u8; 1usize]>> 89: 0x7a197849e830 - rustc_query_system[1181c72fefabd0ae]::query::plumbing::try_execute_query::<rustc_query_impl[2d2f12ae863522a2]::DynamicConfig<rustc_query_system[1181c72fefabd0ae]::query::caches::DefaultCache<rustc_span[b9a3f8dff5ad8c72]::def_id::LocalModDefId, rustc_middle[edfcb02b6a244f2]::query::erase::Erased<[u8; 1usize]>>, false, false, false>, rustc_query_impl[2d2f12ae863522a2]::plumbing::QueryCtxt, false> 90: 0x7a197849e5db - rustc_query_impl[2d2f12ae863522a2]::query_impl::check_mod_type_wf::get_query_non_incr::__rust_end_short_backtrace 91: 0x7a1977bdb07b - rustc_hir_analysis[9a86bb4861b99e0a]::check_crate 92: 0x7a1977f4aaea - rustc_interface[8a3ca12de370bc6d]::passes::analysis 93: 0x7a1977f4a659 - rustc_query_impl[2d2f12ae863522a2]::plumbing::__rust_begin_short_backtrace::<rustc_query_impl[2d2f12ae863522a2]::query_impl::analysis::dynamic_query::{closure#2}::{closure#0}, rustc_middle[edfcb02b6a244f2]::query::erase::Erased<[u8; 1usize]>> 94: 0x7a1978794da5 - rustc_query_system[1181c72fefabd0ae]::query::plumbing::try_execute_query::<rustc_query_impl[2d2f12ae863522a2]::DynamicConfig<rustc_query_system[1181c72fefabd0ae]::query::caches::SingleCache<rustc_middle[edfcb02b6a244f2]::query::erase::Erased<[u8; 1usize]>>, false, false, false>, rustc_query_impl[2d2f12ae863522a2]::plumbing::QueryCtxt, false> 95: 0x7a1978794b09 - rustc_query_impl[2d2f12ae863522a2]::query_impl::analysis::get_query_non_incr::__rust_end_short_backtrace 96: 0x7a1978687299 - rustc_interface[8a3ca12de370bc6d]::interface::run_compiler::<core[852c89a24d64efc7]::result::Result<(), rustc_span[b9a3f8dff5ad8c72]::ErrorGuaranteed>, rustc_driver_impl[b62da54691605f75]::run_compiler::{closure#0}>::{closure#0} 97: 0x7a19787665e3 - std[ee38f4c3e7db4cb4]::sys_common::backtrace::__rust_begin_short_backtrace::<rustc_interface[8a3ca12de370bc6d]::util::run_in_thread_with_globals<rustc_interface[8a3ca12de370bc6d]::util::run_in_thread_pool_with_globals<rustc_interface[8a3ca12de370bc6d]::interface::run_compiler<core[852c89a24d64efc7]::result::Result<(), rustc_span[b9a3f8dff5ad8c72]::ErrorGuaranteed>, rustc_driver_impl[b62da54691605f75]::run_compiler::{closure#0}>::{closure#0}, core[852c89a24d64efc7]::result::Result<(), rustc_span[b9a3f8dff5ad8c72]::ErrorGuaranteed>>::{closure#0}, core[852c89a24d64efc7]::result::Result<(), rustc_span[b9a3f8dff5ad8c72]::ErrorGuaranteed>>::{closure#0}::{closure#0}, core[852c89a24d64efc7]::result::Result<(), rustc_span[b9a3f8dff5ad8c72]::ErrorGuaranteed>> 98: 0x7a1978766410 - <<std[ee38f4c3e7db4cb4]::thread::Builder>::spawn_unchecked_<rustc_interface[8a3ca12de370bc6d]::util::run_in_thread_with_globals<rustc_interface[8a3ca12de370bc6d]::util::run_in_thread_pool_with_globals<rustc_interface[8a3ca12de370bc6d]::interface::run_compiler<core[852c89a24d64efc7]::result::Result<(), rustc_span[b9a3f8dff5ad8c72]::ErrorGuaranteed>, rustc_driver_impl[b62da54691605f75]::run_compiler::{closure#0}>::{closure#0}, core[852c89a24d64efc7]::result::Result<(), rustc_span[b9a3f8dff5ad8c72]::ErrorGuaranteed>>::{closure#0}, core[852c89a24d64efc7]::result::Result<(), rustc_span[b9a3f8dff5ad8c72]::ErrorGuaranteed>>::{closure#0}::{closure#0}, core[852c89a24d64efc7]::result::Result<(), rustc_span[b9a3f8dff5ad8c72]::ErrorGuaranteed>>::{closure#1} as core[852c89a24d64efc7]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0} 99: 0x7a1979cd0ca9 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hc7f4be48b61584a0 at /rustc/d5db7fb537c0352eec3855aa0331c271c48ac4f6/library/alloc/src/boxed.rs:2018:9 100: 0x7a1979cd0ca9 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h98f2eb6153ee7231 at /rustc/d5db7fb537c0352eec3855aa0331c271c48ac4f6/library/alloc/src/boxed.rs:2018:9 101: 0x7a1979cd0ca9 - std::sys::pal::unix::thread::Thread::new::thread_start::h5b05a8117b189654 at /rustc/d5db7fb537c0352eec3855aa0331c271c48ac4f6/library/std/src/sys/pal/unix/thread.rs:108:17 102: 0x7a19734a955a - <unknown> 103: 0x7a1973526a3c - <unknown> 104: 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: rustc 1.79.0-nightly (d5db7fb53 2024-03-27) running on x86_64-unknown-linux-gnu query stack during panic: #0 [typeck] type-checking `take1::{constant#0}` #1 [check_match] match-checking `take1::{constant#0}` #2 [mir_built] building MIR for `take1::{constant#0}` #3 [mir_const_qualif] const checking `take1::{constant#0}` #4 [mir_promoted] promoting constants in MIR for `take1::{constant#0}` #5 [mir_borrowck] borrow-checking `take1::{constant#0}` #6 [mir_drops_elaborated_and_const_checked] elaborating drops for `take1::{constant#0}` #7 [mir_for_ctfe] caching mir of `take1::{constant#0}` for CTFE #8 [eval_to_allocation_raw] const-evaluating + checking `take1::{constant#0}` #9 [eval_to_valtree] evaluating type-level constant #10 [check_well_formed] checking that `take1` is well-formed #11 [check_mod_type_wf] checking that types are well-formed in top-level module #12 [analysis] running analysis passes on this crate end of query stack error: aborting due to 3 previous errors; 1 warning emitted Some errors have detailed explanations: E0601, E0658. For more information about an error, try `rustc --explain E0601`. Metadata
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Area: trait objects, vtable layoutCategory: This is a bug.`#![feature(associated_const_equality)]`Issue: The compiler panicked, giving an Internal Compilation Error (ICE) ❄️Status: This bug is tracked inside the repo by a `known-bug` test.Relevant to the compiler team, which will review and decide on the PR/issue.