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ICE: type map: left == right #126831

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matthiaskrgr opened this issue Jun 22, 2024 · 2 comments · Fixed by #129208
Closed

ICE: type map: left == right #126831

matthiaskrgr opened this issue Jun 22, 2024 · 2 comments · Fixed by #129208
Labels
A-debuginfo Area: Debugging information in compiled programs (DWARF, PDB, etc.) C-bug Category: This is a bug. F-adt_const_params `#![feature(adt_const_params)]` I-ICE Issue: The compiler panicked, giving an Internal Compilation Error (ICE) ❄️ T-compiler Relevant to the compiler team, which will review and decide on the PR/issue.

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@matthiaskrgr
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Code

#![feature(adt_const_params)]

    const N_ISLANDS: usize = 4;
    const N_BRIDGES: usize = 7;
    const BRIDGES: [(usize, usize); 7] = [(0, 1), (0, 1), (0, 2), (0, 3), (0, 3), (1, 2), (2, 3)];

    pub type Matrix = [[usize; N_ISLANDS]; N_ISLANDS];

    const EMPTY_MATRIX: Matrix = [[0; N_ISLANDS]; N_ISLANDS];

    const fn to_matrix() -> Matrix {
        EMPTY_MATRIX
    }

    const BRIDGE_MATRIX: [[usize; N_ISLANDS]; N_ISLANDS] = to_matrix();

    pub struct Walk<const CURRENT: usize, const REMAINING: Matrix> {
        _p: (),
    }

    impl Walk<0, BRIDGE_MATRIX> {
        pub const fn new() -> Self {
            Self { _p: () }
        }
    }

Meta

rustc --version --verbose:

f0aceed540be1d2c761c7beedf09d243f3377298 / #126817

Error output

rustc -Cdebuginfo=2 --crate-type lib

<output>
Backtrace 

warning: the feature `adt_const_params` is incomplete and may not be safe to use and/or cause compiler crashes
 --> ice.rs:1:12
  |
1 | #![feature(adt_const_params)]
  |            ^^^^^^^^^^^^^^^^
  |
  = note: see issue #95174 <https://github.com/rust-lang/rust/issues/95174> for more information
  = note: `#[warn(incomplete_features)]` on by default

warning: constant `N_BRIDGES` is never used
 --> ice.rs:4:11
  |
4 |     const N_BRIDGES: usize = 7;
  |           ^^^^^^^^^
  |
  = note: `#[warn(dead_code)]` on by default

warning: constant `BRIDGES` is never used
 --> ice.rs:5:11
  |
5 |     const BRIDGES: [(usize, usize); 7] = [(0, 1), (0, 1), (0, 2), (0, 3), (0, 3), (1, 2), (2, 3)];
  |           ^^^^^^^

thread 'rustc' panicked at compiler/rustc_codegen_llvm/src/debuginfo/metadata/type_map.rs:61:9:
assertion `left == right` failed
  left: Walk<0_usize, [[0, 0, 0, 0], [0, 0, 0, 0], [0, 0, 0, 0], [0, 0, 0, 0]]>
 right: Walk<0_usize, [[0, 0, 0, 0], [0, 0, 0, 0], [0, 0, 0, 0], [0, 0, 0, 0]]>
stack backtrace:
   0:     0x7f549f8aa464 - std::backtrace_rs::backtrace::libunwind::trace::h513d838fd6e9b52f
                               at /home/gh-matthiaskrgr/vcs/github/rust_debug_assertions/library/std/src/../../backtrace/src/backtrace/libunwind.rs:116:5
   1:     0x7f549f8aa464 - std::backtrace_rs::backtrace::trace_unsynchronized::h26858272470d1308
                               at /home/gh-matthiaskrgr/vcs/github/rust_debug_assertions/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
   2:     0x7f549f8aa464 - std::sys::backtrace::_print_fmt::hf5afd95008208361
                               at /home/gh-matthiaskrgr/vcs/github/rust_debug_assertions/library/std/src/sys/backtrace.rs:68:5
   3:     0x7f549f8aa464 - <std::sys::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hac5169203caf42d0
                               at /home/gh-matthiaskrgr/vcs/github/rust_debug_assertions/library/std/src/sys/backtrace.rs:44:22
   4:     0x7f549f92450a - core::fmt::rt::Argument::fmt::hcf5e0e289e9e741d
                               at /home/gh-matthiaskrgr/vcs/github/rust_debug_assertions/library/core/src/fmt/rt.rs:165:63
   5:     0x7f549f92450a - core::fmt::write::h6a45bb9bd938f84b
                               at /home/gh-matthiaskrgr/vcs/github/rust_debug_assertions/library/core/src/fmt/mod.rs:1168:21
   6:     0x7f549f89cfe9 - std::io::Write::write_fmt::ha1013dad1a9382d1
                               at /home/gh-matthiaskrgr/vcs/github/rust_debug_assertions/library/std/src/io/mod.rs:1835:15
   7:     0x7f549f8aa21e - std::sys::backtrace::_print::h51f90144ef7cc7e3
                               at /home/gh-matthiaskrgr/vcs/github/rust_debug_assertions/library/std/src/sys/backtrace.rs:47:5
   8:     0x7f549f8aa21e - std::sys::backtrace::print::he71af8b2c6022bb3
                               at /home/gh-matthiaskrgr/vcs/github/rust_debug_assertions/library/std/src/sys/backtrace.rs:34:9
   9:     0x7f549f8c8b0a - std::panicking::default_hook::{{closure}}::h9504d5f4aabe4aaa
  10:     0x7f549f8c8747 - std::panicking::default_hook::h5d5191b8b12acda6
                               at /home/gh-matthiaskrgr/vcs/github/rust_debug_assertions/library/std/src/panicking.rs:292:9
  11:     0x7f5498f23be7 - <alloc[51151a0611325855]::boxed::Box<dyn for<'a, 'b> core[8aa9a74667e0cdd2]::ops::function::Fn<(&'a std[5f9316ad84e5ff61]::panic::PanicHookInfo<'b>,), Output = ()> + core[8aa9a74667e0cdd2]::marker::Send + core[8aa9a74667e0cdd2]::marker::Sync> as core[8aa9a74667e0cdd2]::ops::function::Fn<(&std[5f9316ad84e5ff61]::panic::PanicHookInfo,)>>::call
                               at /home/gh-matthiaskrgr/vcs/github/rust_debug_assertions/library/alloc/src/boxed.rs:2076:9
  12:     0x7f5498f23be7 - rustc_driver_impl[824b9d906152947b]::install_ice_hook::{closure#0}
                               at /home/gh-matthiaskrgr/vcs/github/rust_debug_assertions/compiler/rustc_driver_impl/src/lib.rs:1391:17
  13:     0x7f5498f23be7 - <alloc[51151a0611325855]::boxed::Box<rustc_driver_impl[824b9d906152947b]::install_ice_hook::{closure#0}> as core[8aa9a74667e0cdd2]::ops::function::Fn<(&dyn for<'a, 'b> core[8aa9a74667e0cdd2]::ops::function::Fn<(&'a std[5f9316ad84e5ff61]::panic::PanicHookInfo<'b>,), Output = ()> + core[8aa9a74667e0cdd2]::marker::Send + core[8aa9a74667e0cdd2]::marker::Sync, &std[5f9316ad84e5ff61]::panic::PanicHookInfo)>>::call
                               at /home/gh-matthiaskrgr/vcs/github/rust_debug_assertions/library/alloc/src/boxed.rs:2076:9
  14:     0x7f5498f23be7 - std[5f9316ad84e5ff61]::panicking::update_hook::<alloc[51151a0611325855]::boxed::Box<rustc_driver_impl[824b9d906152947b]::install_ice_hook::{closure#0}>>::{closure#0}
                               at /home/gh-matthiaskrgr/vcs/github/rust_debug_assertions/library/std/src/panicking.rs:233:47
  15:     0x7f549f8c946d - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h1075665b4c007205
                               at /home/gh-matthiaskrgr/vcs/github/rust_debug_assertions/library/alloc/src/boxed.rs:2076:9
  16:     0x7f549f8c946d - std::panicking::rust_panic_with_hook::hdb78b4e61eaa0f52
                               at /home/gh-matthiaskrgr/vcs/github/rust_debug_assertions/library/std/src/panicking.rs:804:13
  17:     0x7f549f8aa947 - std::panicking::begin_panic_handler::{{closure}}::hfad800489eeee850
                               at /home/gh-matthiaskrgr/vcs/github/rust_debug_assertions/library/std/src/panicking.rs:670:13
  18:     0x7f549f8aa6e9 - std::sys::backtrace::__rust_end_short_backtrace::ha83cd77db7cdddb0
                               at /home/gh-matthiaskrgr/vcs/github/rust_debug_assertions/library/std/src/sys/backtrace.rs:171:18
  19:     0x7f549f8c8db3 - rust_begin_unwind
                               at /home/gh-matthiaskrgr/vcs/github/rust_debug_assertions/library/std/src/panicking.rs:661:5
  20:     0x7f549f935572 - core::panicking::panic_fmt::hddf9bf93a6600e32
                               at /home/gh-matthiaskrgr/vcs/github/rust_debug_assertions/library/core/src/panicking.rs:74:14
  21:     0x7f549f935abe - core::panicking::assert_failed_inner::ha00c6f9a35128017
                               at /home/gh-matthiaskrgr/vcs/github/rust_debug_assertions/library/core/src/panicking.rs:410:17
  22:     0x7f549898913f - core[8aa9a74667e0cdd2]::panicking::assert_failed::<rustc_middle[392e625772220a5a]::ty::Ty, rustc_middle[392e625772220a5a]::ty::Ty>
                               at /home/gh-matthiaskrgr/vcs/github/rust_debug_assertions/library/core/src/panicking.rs:365:5
  23:     0x7f5498a54daf - <rustc_codegen_llvm[8f90685380ce181f]::debuginfo::metadata::type_map::UniqueTypeId>::for_ty
                               at /home/gh-matthiaskrgr/vcs/github/rust_debug_assertions/compiler/rustc_codegen_llvm/src/debuginfo/metadata/type_map.rs:61:9
  24:     0x7f5498a54daf - rustc_codegen_llvm[8f90685380ce181f]::debuginfo::metadata::type_di_node
                               at /home/gh-matthiaskrgr/vcs/github/rust_debug_assertions/compiler/rustc_codegen_llvm/src/debuginfo/metadata.rs:439:26
  25:     0x7f5498934c5b - <rustc_codegen_llvm[8f90685380ce181f]::context::CodegenCx as rustc_codegen_ssa[837a8faf9fee78a5]::traits::debuginfo::DebugInfoMethods>::dbg_scope_fn::get_containing_scope
                               at /home/gh-matthiaskrgr/vcs/github/rust_debug_assertions/compiler/rustc_codegen_llvm/src/debuginfo/mod.rs:546:37
  26:     0x7f5498a37238 - <rustc_codegen_llvm[8f90685380ce181f]::context::CodegenCx as rustc_codegen_ssa[837a8faf9fee78a5]::traits::debuginfo::DebugInfoMethods>::dbg_scope_fn
                               at /home/gh-matthiaskrgr/vcs/github/rust_debug_assertions/compiler/rustc_codegen_llvm/src/debuginfo/mod.rs:327:45
  27:     0x7f5498a37077 - <rustc_codegen_llvm[8f90685380ce181f]::context::CodegenCx as rustc_codegen_ssa[837a8faf9fee78a5]::traits::debuginfo::DebugInfoMethods>::create_function_debug_context
                               at /home/gh-matthiaskrgr/vcs/github/rust_debug_assertions/compiler/rustc_codegen_llvm/src/debuginfo/mod.rs:302:24
  28:     0x7f54989604a7 - rustc_codegen_ssa[837a8faf9fee78a5]::mir::codegen_mir::<rustc_codegen_llvm[8f90685380ce181f]::builder::Builder>
                               at /home/gh-matthiaskrgr/vcs/github/rust_debug_assertions/compiler/rustc_codegen_ssa/src/mir/mod.rs:174:25
  29:     0x7f5498a91eac - rustc_codegen_ssa[837a8faf9fee78a5]::base::codegen_instance::<rustc_codegen_llvm[8f90685380ce181f]::builder::Builder>
                               at /home/gh-matthiaskrgr/vcs/github/rust_debug_assertions/compiler/rustc_codegen_ssa/src/base.rs:388:5
  30:     0x7f54988cdcb5 - <rustc_middle[392e625772220a5a]::mir::mono::MonoItem as rustc_codegen_ssa[837a8faf9fee78a5]::mono_item::MonoItemExt>::define::<rustc_codegen_llvm[8f90685380ce181f]::builder::Builder>
                               at /home/gh-matthiaskrgr/vcs/github/rust_debug_assertions/compiler/rustc_codegen_ssa/src/mono_item.rs:106:17
  31:     0x7f54988cdcb5 - rustc_codegen_llvm[8f90685380ce181f]::base::compile_codegen_unit::module_codegen
                               at /home/gh-matthiaskrgr/vcs/github/rust_debug_assertions/compiler/rustc_codegen_llvm/src/base.rs:93:17
  32:     0x7f54988cbeee - <rustc_query_system[ae8f7d22de52af95]::dep_graph::graph::DepGraph<rustc_middle[392e625772220a5a]::dep_graph::DepsType>>::with_task::<rustc_middle[392e625772220a5a]::ty::context::TyCtxt, rustc_span[3df9c410b80373bf]::symbol::Symbol, rustc_codegen_ssa[837a8faf9fee78a5]::ModuleCodegen<rustc_codegen_llvm[8f90685380ce181f]::ModuleLlvm>>
                               at /home/gh-matthiaskrgr/vcs/github/rust_debug_assertions/compiler/rustc_query_system/src/dep_graph/graph.rs:291:22
  33:     0x7f54988cbeee - rustc_codegen_llvm[8f90685380ce181f]::base::compile_codegen_unit
                               at /home/gh-matthiaskrgr/vcs/github/rust_debug_assertions/compiler/rustc_codegen_llvm/src/base.rs:62:23
  34:     0x7f5498a9135d - <rustc_codegen_llvm[8f90685380ce181f]::LlvmCodegenBackend as rustc_codegen_ssa[837a8faf9fee78a5]::traits::backend::ExtraBackendMethods>::compile_codegen_unit
                               at /home/gh-matthiaskrgr/vcs/github/rust_debug_assertions/compiler/rustc_codegen_llvm/src/lib.rs:131:9
  35:     0x7f5498a9135d - rustc_codegen_ssa[837a8faf9fee78a5]::base::codegen_crate::<rustc_codegen_llvm[8f90685380ce181f]::LlvmCodegenBackend>
                               at /home/gh-matthiaskrgr/vcs/github/rust_debug_assertions/compiler/rustc_codegen_ssa/src/base.rs:748:34
  36:     0x7f5498a01313 - <rustc_codegen_llvm[8f90685380ce181f]::LlvmCodegenBackend as rustc_codegen_ssa[837a8faf9fee78a5]::traits::backend::CodegenBackend>::codegen_crate
                               at /home/gh-matthiaskrgr/vcs/github/rust_debug_assertions/compiler/rustc_codegen_llvm/src/lib.rs:359:18
  37:     0x7f5499db9c77 - rustc_interface[b3f3d6cf8ef69cbd]::passes::start_codegen::{closure#0}
                               at /home/gh-matthiaskrgr/vcs/github/rust_debug_assertions/compiler/rustc_interface/src/passes.rs:938:9
  38:     0x7f5499db9c77 - <rustc_data_structures[a6ec3e9be5d741d0]::profiling::VerboseTimingGuard>::run::<alloc[51151a0611325855]::boxed::Box<dyn core[8aa9a74667e0cdd2]::any::Any>, rustc_interface[b3f3d6cf8ef69cbd]::passes::start_codegen::{closure#0}>
                               at /home/gh-matthiaskrgr/vcs/github/rust_debug_assertions/compiler/rustc_data_structures/src/profiling.rs:754:9
  39:     0x7f5499db9c77 - <rustc_session[561e519651fd698a]::session::Session>::time::<alloc[51151a0611325855]::boxed::Box<dyn core[8aa9a74667e0cdd2]::any::Any>, rustc_interface[b3f3d6cf8ef69cbd]::passes::start_codegen::{closure#0}>
                               at /home/gh-matthiaskrgr/vcs/github/rust_debug_assertions/compiler/rustc_session/src/utils.rs:16:9
  40:     0x7f5499d987d5 - rustc_interface[b3f3d6cf8ef69cbd]::passes::start_codegen
                               at /home/gh-matthiaskrgr/vcs/github/rust_debug_assertions/compiler/rustc_interface/src/passes.rs:937:19
  41:     0x7f5499eaae2a - <rustc_interface[b3f3d6cf8ef69cbd]::queries::Queries>::codegen_and_build_linker::{closure#0}
                               at /home/gh-matthiaskrgr/vcs/github/rust_debug_assertions/compiler/rustc_interface/src/queries.rs:235:35
  42:     0x7f5499eaae2a - <rustc_middle[392e625772220a5a]::ty::context::GlobalCtxt>::enter::<<rustc_interface[b3f3d6cf8ef69cbd]::queries::Queries>::codegen_and_build_linker::{closure#0}, core[8aa9a74667e0cdd2]::result::Result<rustc_interface[b3f3d6cf8ef69cbd]::queries::Linker, rustc_span[3df9c410b80373bf]::ErrorGuaranteed>>::{closure#1}
                               at /home/gh-matthiaskrgr/vcs/github/rust_debug_assertions/compiler/rustc_middle/src/ty/context.rs:1292:37
  43:     0x7f5499eaae2a - rustc_middle[392e625772220a5a]::ty::context::tls::enter_context::<<rustc_middle[392e625772220a5a]::ty::context::GlobalCtxt>::enter<<rustc_interface[b3f3d6cf8ef69cbd]::queries::Queries>::codegen_and_build_linker::{closure#0}, core[8aa9a74667e0cdd2]::result::Result<rustc_interface[b3f3d6cf8ef69cbd]::queries::Linker, rustc_span[3df9c410b80373bf]::ErrorGuaranteed>>::{closure#1}, core[8aa9a74667e0cdd2]::result::Result<rustc_interface[b3f3d6cf8ef69cbd]::queries::Linker, rustc_span[3df9c410b80373bf]::ErrorGuaranteed>>::{closure#0}
                               at /home/gh-matthiaskrgr/vcs/github/rust_debug_assertions/compiler/rustc_middle/src/ty/context/tls.rs:82:9
  44:     0x7f5499eaae2a - <std[5f9316ad84e5ff61]::thread::local::LocalKey<core[8aa9a74667e0cdd2]::cell::Cell<*const ()>>>::try_with::<rustc_middle[392e625772220a5a]::ty::context::tls::enter_context<<rustc_middle[392e625772220a5a]::ty::context::GlobalCtxt>::enter<<rustc_interface[b3f3d6cf8ef69cbd]::queries::Queries>::codegen_and_build_linker::{closure#0}, core[8aa9a74667e0cdd2]::result::Result<rustc_interface[b3f3d6cf8ef69cbd]::queries::Linker, rustc_span[3df9c410b80373bf]::ErrorGuaranteed>>::{closure#1}, core[8aa9a74667e0cdd2]::result::Result<rustc_interface[b3f3d6cf8ef69cbd]::queries::Linker, rustc_span[3df9c410b80373bf]::ErrorGuaranteed>>::{closure#0}, core[8aa9a74667e0cdd2]::result::Result<rustc_interface[b3f3d6cf8ef69cbd]::queries::Linker, rustc_span[3df9c410b80373bf]::ErrorGuaranteed>>
                               at /home/gh-matthiaskrgr/vcs/github/rust_debug_assertions/library/std/src/thread/local.rs:283:12
  45:     0x7f5499eaae2a - <std[5f9316ad84e5ff61]::thread::local::LocalKey<core[8aa9a74667e0cdd2]::cell::Cell<*const ()>>>::with::<rustc_middle[392e625772220a5a]::ty::context::tls::enter_context<<rustc_middle[392e625772220a5a]::ty::context::GlobalCtxt>::enter<<rustc_interface[b3f3d6cf8ef69cbd]::queries::Queries>::codegen_and_build_linker::{closure#0}, core[8aa9a74667e0cdd2]::result::Result<rustc_interface[b3f3d6cf8ef69cbd]::queries::Linker, rustc_span[3df9c410b80373bf]::ErrorGuaranteed>>::{closure#1}, core[8aa9a74667e0cdd2]::result::Result<rustc_interface[b3f3d6cf8ef69cbd]::queries::Linker, rustc_span[3df9c410b80373bf]::ErrorGuaranteed>>::{closure#0}, core[8aa9a74667e0cdd2]::result::Result<rustc_interface[b3f3d6cf8ef69cbd]::queries::Linker, rustc_span[3df9c410b80373bf]::ErrorGuaranteed>>
                               at /home/gh-matthiaskrgr/vcs/github/rust_debug_assertions/library/std/src/thread/local.rs:260:9
  46:     0x7f5499eaae2a - rustc_middle[392e625772220a5a]::ty::context::tls::enter_context::<<rustc_middle[392e625772220a5a]::ty::context::GlobalCtxt>::enter<<rustc_interface[b3f3d6cf8ef69cbd]::queries::Queries>::codegen_and_build_linker::{closure#0}, core[8aa9a74667e0cdd2]::result::Result<rustc_interface[b3f3d6cf8ef69cbd]::queries::Linker, rustc_span[3df9c410b80373bf]::ErrorGuaranteed>>::{closure#1}, core[8aa9a74667e0cdd2]::result::Result<rustc_interface[b3f3d6cf8ef69cbd]::queries::Linker, rustc_span[3df9c410b80373bf]::ErrorGuaranteed>>
                               at /home/gh-matthiaskrgr/vcs/github/rust_debug_assertions/compiler/rustc_middle/src/ty/context/tls.rs:79:9
  47:     0x7f5499eaae2a - <rustc_middle[392e625772220a5a]::ty::context::GlobalCtxt>::enter::<<rustc_interface[b3f3d6cf8ef69cbd]::queries::Queries>::codegen_and_build_linker::{closure#0}, core[8aa9a74667e0cdd2]::result::Result<rustc_interface[b3f3d6cf8ef69cbd]::queries::Linker, rustc_span[3df9c410b80373bf]::ErrorGuaranteed>>
                               at /home/gh-matthiaskrgr/vcs/github/rust_debug_assertions/compiler/rustc_middle/src/ty/context.rs:1292:9
  48:     0x7f5499eaae2a - <rustc_interface[b3f3d6cf8ef69cbd]::queries::QueryResult<&rustc_middle[392e625772220a5a]::ty::context::GlobalCtxt>>::enter::<core[8aa9a74667e0cdd2]::result::Result<rustc_interface[b3f3d6cf8ef69cbd]::queries::Linker, rustc_span[3df9c410b80373bf]::ErrorGuaranteed>, <rustc_interface[b3f3d6cf8ef69cbd]::queries::Queries>::codegen_and_build_linker::{closure#0}>
                               at /home/gh-matthiaskrgr/vcs/github/rust_debug_assertions/compiler/rustc_interface/src/queries.rs:70:9
  49:     0x7f5499eaae2a - <rustc_interface[b3f3d6cf8ef69cbd]::queries::Queries>::codegen_and_build_linker
                               at /home/gh-matthiaskrgr/vcs/github/rust_debug_assertions/compiler/rustc_interface/src/queries.rs:224:9
  50:     0x7f5498eb710e - rustc_driver_impl[824b9d906152947b]::run_compiler::{closure#0}::{closure#1}
                               at /home/gh-matthiaskrgr/vcs/github/rust_debug_assertions/compiler/rustc_driver_impl/src/lib.rs:448:26
  51:     0x7f5498eb710e - <rustc_interface[b3f3d6cf8ef69cbd]::interface::Compiler>::enter::<rustc_driver_impl[824b9d906152947b]::run_compiler::{closure#0}::{closure#1}, core[8aa9a74667e0cdd2]::result::Result<core[8aa9a74667e0cdd2]::option::Option<rustc_interface[b3f3d6cf8ef69cbd]::queries::Linker>, rustc_span[3df9c410b80373bf]::ErrorGuaranteed>>
                               at /home/gh-matthiaskrgr/vcs/github/rust_debug_assertions/compiler/rustc_interface/src/queries.rs:315:19
  52:     0x7f5498f29911 - rustc_driver_impl[824b9d906152947b]::run_compiler::{closure#0}
                               at /home/gh-matthiaskrgr/vcs/github/rust_debug_assertions/compiler/rustc_driver_impl/src/lib.rs:390:22
  53:     0x7f5498f29911 - rustc_interface[b3f3d6cf8ef69cbd]::interface::run_compiler::<core[8aa9a74667e0cdd2]::result::Result<(), rustc_span[3df9c410b80373bf]::ErrorGuaranteed>, rustc_driver_impl[824b9d906152947b]::run_compiler::{closure#0}>::{closure#1}
                               at /home/gh-matthiaskrgr/vcs/github/rust_debug_assertions/compiler/rustc_interface/src/interface.rs:503:27
  54:     0x7f5498f29911 - rustc_interface[b3f3d6cf8ef69cbd]::util::run_in_thread_pool_with_globals::<rustc_interface[b3f3d6cf8ef69cbd]::interface::run_compiler<core[8aa9a74667e0cdd2]::result::Result<(), rustc_span[3df9c410b80373bf]::ErrorGuaranteed>, rustc_driver_impl[824b9d906152947b]::run_compiler::{closure#0}>::{closure#1}, core[8aa9a74667e0cdd2]::result::Result<(), rustc_span[3df9c410b80373bf]::ErrorGuaranteed>>::{closure#0}
                               at /home/gh-matthiaskrgr/vcs/github/rust_debug_assertions/compiler/rustc_interface/src/util.rs:154:13
  55:     0x7f5498f29911 - rustc_interface[b3f3d6cf8ef69cbd]::util::run_in_thread_with_globals::<rustc_interface[b3f3d6cf8ef69cbd]::util::run_in_thread_pool_with_globals<rustc_interface[b3f3d6cf8ef69cbd]::interface::run_compiler<core[8aa9a74667e0cdd2]::result::Result<(), rustc_span[3df9c410b80373bf]::ErrorGuaranteed>, rustc_driver_impl[824b9d906152947b]::run_compiler::{closure#0}>::{closure#1}, core[8aa9a74667e0cdd2]::result::Result<(), rustc_span[3df9c410b80373bf]::ErrorGuaranteed>>::{closure#0}, core[8aa9a74667e0cdd2]::result::Result<(), rustc_span[3df9c410b80373bf]::ErrorGuaranteed>>::{closure#0}::{closure#0}::{closure#0}
                               at /home/gh-matthiaskrgr/vcs/github/rust_debug_assertions/compiler/rustc_interface/src/util.rs:106:21
  56:     0x7f5498f29911 - <scoped_tls[5436c7a47c62a778]::ScopedKey<rustc_span[3df9c410b80373bf]::SessionGlobals>>::set::<rustc_interface[b3f3d6cf8ef69cbd]::util::run_in_thread_with_globals<rustc_interface[b3f3d6cf8ef69cbd]::util::run_in_thread_pool_with_globals<rustc_interface[b3f3d6cf8ef69cbd]::interface::run_compiler<core[8aa9a74667e0cdd2]::result::Result<(), rustc_span[3df9c410b80373bf]::ErrorGuaranteed>, rustc_driver_impl[824b9d906152947b]::run_compiler::{closure#0}>::{closure#1}, core[8aa9a74667e0cdd2]::result::Result<(), rustc_span[3df9c410b80373bf]::ErrorGuaranteed>>::{closure#0}, core[8aa9a74667e0cdd2]::result::Result<(), rustc_span[3df9c410b80373bf]::ErrorGuaranteed>>::{closure#0}::{closure#0}::{closure#0}, core[8aa9a74667e0cdd2]::result::Result<(), rustc_span[3df9c410b80373bf]::ErrorGuaranteed>>
                               at /home/gh-matthiaskrgr/.cargo/registry/src/index.crates.io-6f17d22bba15001f/scoped-tls-1.0.1/src/lib.rs:137:9
  57:     0x7f5498f29911 - rustc_span[3df9c410b80373bf]::create_session_globals_then::<core[8aa9a74667e0cdd2]::result::Result<(), rustc_span[3df9c410b80373bf]::ErrorGuaranteed>, rustc_interface[b3f3d6cf8ef69cbd]::util::run_in_thread_with_globals<rustc_interface[b3f3d6cf8ef69cbd]::util::run_in_thread_pool_with_globals<rustc_interface[b3f3d6cf8ef69cbd]::interface::run_compiler<core[8aa9a74667e0cdd2]::result::Result<(), rustc_span[3df9c410b80373bf]::ErrorGuaranteed>, rustc_driver_impl[824b9d906152947b]::run_compiler::{closure#0}>::{closure#1}, core[8aa9a74667e0cdd2]::result::Result<(), rustc_span[3df9c410b80373bf]::ErrorGuaranteed>>::{closure#0}, core[8aa9a74667e0cdd2]::result::Result<(), rustc_span[3df9c410b80373bf]::ErrorGuaranteed>>::{closure#0}::{closure#0}::{closure#0}>
                               at /home/gh-matthiaskrgr/vcs/github/rust_debug_assertions/compiler/rustc_span/src/lib.rs:134:5
  58:     0x7f5498f654f1 - rustc_interface[b3f3d6cf8ef69cbd]::util::run_in_thread_with_globals::<rustc_interface[b3f3d6cf8ef69cbd]::util::run_in_thread_pool_with_globals<rustc_interface[b3f3d6cf8ef69cbd]::interface::run_compiler<core[8aa9a74667e0cdd2]::result::Result<(), rustc_span[3df9c410b80373bf]::ErrorGuaranteed>, rustc_driver_impl[824b9d906152947b]::run_compiler::{closure#0}>::{closure#1}, core[8aa9a74667e0cdd2]::result::Result<(), rustc_span[3df9c410b80373bf]::ErrorGuaranteed>>::{closure#0}, core[8aa9a74667e0cdd2]::result::Result<(), rustc_span[3df9c410b80373bf]::ErrorGuaranteed>>::{closure#0}::{closure#0}
                               at /home/gh-matthiaskrgr/vcs/github/rust_debug_assertions/compiler/rustc_interface/src/util.rs:105:17
  59:     0x7f5498f654f1 - std[5f9316ad84e5ff61]::sys::backtrace::__rust_begin_short_backtrace::<rustc_interface[b3f3d6cf8ef69cbd]::util::run_in_thread_with_globals<rustc_interface[b3f3d6cf8ef69cbd]::util::run_in_thread_pool_with_globals<rustc_interface[b3f3d6cf8ef69cbd]::interface::run_compiler<core[8aa9a74667e0cdd2]::result::Result<(), rustc_span[3df9c410b80373bf]::ErrorGuaranteed>, rustc_driver_impl[824b9d906152947b]::run_compiler::{closure#0}>::{closure#1}, core[8aa9a74667e0cdd2]::result::Result<(), rustc_span[3df9c410b80373bf]::ErrorGuaranteed>>::{closure#0}, core[8aa9a74667e0cdd2]::result::Result<(), rustc_span[3df9c410b80373bf]::ErrorGuaranteed>>::{closure#0}::{closure#0}, core[8aa9a74667e0cdd2]::result::Result<(), rustc_span[3df9c410b80373bf]::ErrorGuaranteed>>
                               at /home/gh-matthiaskrgr/vcs/github/rust_debug_assertions/library/std/src/sys/backtrace.rs:155:18
  60:     0x7f5498f670e8 - <std[5f9316ad84e5ff61]::thread::Builder>::spawn_unchecked_::<rustc_interface[b3f3d6cf8ef69cbd]::util::run_in_thread_with_globals<rustc_interface[b3f3d6cf8ef69cbd]::util::run_in_thread_pool_with_globals<rustc_interface[b3f3d6cf8ef69cbd]::interface::run_compiler<core[8aa9a74667e0cdd2]::result::Result<(), rustc_span[3df9c410b80373bf]::ErrorGuaranteed>, rustc_driver_impl[824b9d906152947b]::run_compiler::{closure#0}>::{closure#1}, core[8aa9a74667e0cdd2]::result::Result<(), rustc_span[3df9c410b80373bf]::ErrorGuaranteed>>::{closure#0}, core[8aa9a74667e0cdd2]::result::Result<(), rustc_span[3df9c410b80373bf]::ErrorGuaranteed>>::{closure#0}::{closure#0}, core[8aa9a74667e0cdd2]::result::Result<(), rustc_span[3df9c410b80373bf]::ErrorGuaranteed>>::{closure#2}::{closure#0}
                               at /home/gh-matthiaskrgr/vcs/github/rust_debug_assertions/library/std/src/thread/mod.rs:542:17
  61:     0x7f5498f670e8 - <core[8aa9a74667e0cdd2]::panic::unwind_safe::AssertUnwindSafe<<std[5f9316ad84e5ff61]::thread::Builder>::spawn_unchecked_<rustc_interface[b3f3d6cf8ef69cbd]::util::run_in_thread_with_globals<rustc_interface[b3f3d6cf8ef69cbd]::util::run_in_thread_pool_with_globals<rustc_interface[b3f3d6cf8ef69cbd]::interface::run_compiler<core[8aa9a74667e0cdd2]::result::Result<(), rustc_span[3df9c410b80373bf]::ErrorGuaranteed>, rustc_driver_impl[824b9d906152947b]::run_compiler::{closure#0}>::{closure#1}, core[8aa9a74667e0cdd2]::result::Result<(), rustc_span[3df9c410b80373bf]::ErrorGuaranteed>>::{closure#0}, core[8aa9a74667e0cdd2]::result::Result<(), rustc_span[3df9c410b80373bf]::ErrorGuaranteed>>::{closure#0}::{closure#0}, core[8aa9a74667e0cdd2]::result::Result<(), rustc_span[3df9c410b80373bf]::ErrorGuaranteed>>::{closure#2}::{closure#0}> as core[8aa9a74667e0cdd2]::ops::function::FnOnce<()>>::call_once
                               at /home/gh-matthiaskrgr/vcs/github/rust_debug_assertions/library/core/src/panic/unwind_safe.rs:272:9
  62:     0x7f5498f670e8 - std[5f9316ad84e5ff61]::panicking::try::do_call::<core[8aa9a74667e0cdd2]::panic::unwind_safe::AssertUnwindSafe<<std[5f9316ad84e5ff61]::thread::Builder>::spawn_unchecked_<rustc_interface[b3f3d6cf8ef69cbd]::util::run_in_thread_with_globals<rustc_interface[b3f3d6cf8ef69cbd]::util::run_in_thread_pool_with_globals<rustc_interface[b3f3d6cf8ef69cbd]::interface::run_compiler<core[8aa9a74667e0cdd2]::result::Result<(), rustc_span[3df9c410b80373bf]::ErrorGuaranteed>, rustc_driver_impl[824b9d906152947b]::run_compiler::{closure#0}>::{closure#1}, core[8aa9a74667e0cdd2]::result::Result<(), rustc_span[3df9c410b80373bf]::ErrorGuaranteed>>::{closure#0}, core[8aa9a74667e0cdd2]::result::Result<(), rustc_span[3df9c410b80373bf]::ErrorGuaranteed>>::{closure#0}::{closure#0}, core[8aa9a74667e0cdd2]::result::Result<(), rustc_span[3df9c410b80373bf]::ErrorGuaranteed>>::{closure#2}::{closure#0}>, core[8aa9a74667e0cdd2]::result::Result<(), rustc_span[3df9c410b80373bf]::ErrorGuaranteed>>
                               at /home/gh-matthiaskrgr/vcs/github/rust_debug_assertions/library/std/src/panicking.rs:553:40
  63:     0x7f5498f670e8 - std[5f9316ad84e5ff61]::panicking::try::<core[8aa9a74667e0cdd2]::result::Result<(), rustc_span[3df9c410b80373bf]::ErrorGuaranteed>, core[8aa9a74667e0cdd2]::panic::unwind_safe::AssertUnwindSafe<<std[5f9316ad84e5ff61]::thread::Builder>::spawn_unchecked_<rustc_interface[b3f3d6cf8ef69cbd]::util::run_in_thread_with_globals<rustc_interface[b3f3d6cf8ef69cbd]::util::run_in_thread_pool_with_globals<rustc_interface[b3f3d6cf8ef69cbd]::interface::run_compiler<core[8aa9a74667e0cdd2]::result::Result<(), rustc_span[3df9c410b80373bf]::ErrorGuaranteed>, rustc_driver_impl[824b9d906152947b]::run_compiler::{closure#0}>::{closure#1}, core[8aa9a74667e0cdd2]::result::Result<(), rustc_span[3df9c410b80373bf]::ErrorGuaranteed>>::{closure#0}, core[8aa9a74667e0cdd2]::result::Result<(), rustc_span[3df9c410b80373bf]::ErrorGuaranteed>>::{closure#0}::{closure#0}, core[8aa9a74667e0cdd2]::result::Result<(), rustc_span[3df9c410b80373bf]::ErrorGuaranteed>>::{closure#2}::{closure#0}>>
                               at /home/gh-matthiaskrgr/vcs/github/rust_debug_assertions/library/std/src/panicking.rs:517:19
  64:     0x7f5498f670e8 - std[5f9316ad84e5ff61]::panic::catch_unwind::<core[8aa9a74667e0cdd2]::panic::unwind_safe::AssertUnwindSafe<<std[5f9316ad84e5ff61]::thread::Builder>::spawn_unchecked_<rustc_interface[b3f3d6cf8ef69cbd]::util::run_in_thread_with_globals<rustc_interface[b3f3d6cf8ef69cbd]::util::run_in_thread_pool_with_globals<rustc_interface[b3f3d6cf8ef69cbd]::interface::run_compiler<core[8aa9a74667e0cdd2]::result::Result<(), rustc_span[3df9c410b80373bf]::ErrorGuaranteed>, rustc_driver_impl[824b9d906152947b]::run_compiler::{closure#0}>::{closure#1}, core[8aa9a74667e0cdd2]::result::Result<(), rustc_span[3df9c410b80373bf]::ErrorGuaranteed>>::{closure#0}, core[8aa9a74667e0cdd2]::result::Result<(), rustc_span[3df9c410b80373bf]::ErrorGuaranteed>>::{closure#0}::{closure#0}, core[8aa9a74667e0cdd2]::result::Result<(), rustc_span[3df9c410b80373bf]::ErrorGuaranteed>>::{closure#2}::{closure#0}>, core[8aa9a74667e0cdd2]::result::Result<(), rustc_span[3df9c410b80373bf]::ErrorGuaranteed>>
                               at /home/gh-matthiaskrgr/vcs/github/rust_debug_assertions/library/std/src/panic.rs:350:14
  65:     0x7f5498f670e8 - <std[5f9316ad84e5ff61]::thread::Builder>::spawn_unchecked_::<rustc_interface[b3f3d6cf8ef69cbd]::util::run_in_thread_with_globals<rustc_interface[b3f3d6cf8ef69cbd]::util::run_in_thread_pool_with_globals<rustc_interface[b3f3d6cf8ef69cbd]::interface::run_compiler<core[8aa9a74667e0cdd2]::result::Result<(), rustc_span[3df9c410b80373bf]::ErrorGuaranteed>, rustc_driver_impl[824b9d906152947b]::run_compiler::{closure#0}>::{closure#1}, core[8aa9a74667e0cdd2]::result::Result<(), rustc_span[3df9c410b80373bf]::ErrorGuaranteed>>::{closure#0}, core[8aa9a74667e0cdd2]::result::Result<(), rustc_span[3df9c410b80373bf]::ErrorGuaranteed>>::{closure#0}::{closure#0}, core[8aa9a74667e0cdd2]::result::Result<(), rustc_span[3df9c410b80373bf]::ErrorGuaranteed>>::{closure#2}
                               at /home/gh-matthiaskrgr/vcs/github/rust_debug_assertions/library/std/src/thread/mod.rs:541:30
  66:     0x7f5498f670e8 - <<std[5f9316ad84e5ff61]::thread::Builder>::spawn_unchecked_<rustc_interface[b3f3d6cf8ef69cbd]::util::run_in_thread_with_globals<rustc_interface[b3f3d6cf8ef69cbd]::util::run_in_thread_pool_with_globals<rustc_interface[b3f3d6cf8ef69cbd]::interface::run_compiler<core[8aa9a74667e0cdd2]::result::Result<(), rustc_span[3df9c410b80373bf]::ErrorGuaranteed>, rustc_driver_impl[824b9d906152947b]::run_compiler::{closure#0}>::{closure#1}, core[8aa9a74667e0cdd2]::result::Result<(), rustc_span[3df9c410b80373bf]::ErrorGuaranteed>>::{closure#0}, core[8aa9a74667e0cdd2]::result::Result<(), rustc_span[3df9c410b80373bf]::ErrorGuaranteed>>::{closure#0}::{closure#0}, core[8aa9a74667e0cdd2]::result::Result<(), rustc_span[3df9c410b80373bf]::ErrorGuaranteed>>::{closure#2} as core[8aa9a74667e0cdd2]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
                               at /home/gh-matthiaskrgr/vcs/github/rust_debug_assertions/library/core/src/ops/function.rs:250:5
  67:     0x7f549f8de01c - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h61c44965bb10f861
                               at /home/gh-matthiaskrgr/vcs/github/rust_debug_assertions/library/alloc/src/boxed.rs:2062:9
  68:     0x7f549f8de01c - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hade3204fc14585b1
                               at /home/gh-matthiaskrgr/vcs/github/rust_debug_assertions/library/alloc/src/boxed.rs:2062:9
  69:     0x7f549f87f18b - std::sys::pal::unix::thread::Thread::new::thread_start::h7bebcc31acf7a174
                               at /home/gh-matthiaskrgr/vcs/github/rust_debug_assertions/library/std/src/sys/pal/unix/thread.rs:108:17
  70:     0x7f5494894ac3 - start_thread
                               at ./nptl/pthread_create.c:442:8
  71:     0x7f5494926850 - __GI___clone3
                               at ./misc/../sysdeps/unix/sysv/linux/x86_64/clone3.S:81
  72:                0x0 - <unknown>

error: 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: please make sure that you have updated to the latest nightly

note: please attach the file at `/tmp/tmp/rustc-ice-2024-06-22T13_59_07-4190857.txt` to your bug report

note: compiler flags: --crate-type lib -C debuginfo=2

query stack during panic:
end of query stack
warning: 3 warnings emitted

@matthiaskrgr matthiaskrgr added A-debuginfo Area: Debugging information in compiled programs (DWARF, PDB, etc.) I-ICE Issue: The compiler panicked, giving an Internal Compilation Error (ICE) ❄️ T-compiler Relevant to the compiler team, which will review and decide on the PR/issue. C-bug Category: This is a bug. F-adt_const_params `#![feature(adt_const_params)]` requires-debug-assertions This issue requires a build of rustc or tooling with debug-assertions in some way labels Jun 22, 2024
@rustbot rustbot added the needs-triage This issue may need triage. Remove it if it has been sufficiently triaged. label Jun 22, 2024
@saethlin saethlin removed the needs-triage This issue may need triage. Remove it if it has been sufficiently triaged. label Jun 23, 2024
@matthiaskrgr matthiaskrgr removed the requires-debug-assertions This issue requires a build of rustc or tooling with debug-assertions in some way label Jul 25, 2024
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I guess this is now reachable without debug assertions #127995 cc @workingjubilee

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not entirely sure why that assertion fails but: good?

@BoxyUwU BoxyUwU mentioned this issue Aug 13, 2024
Open
8 tasks
veluca93 added a commit to veluca93/rust that referenced this issue Aug 17, 2024
@veluca93
Fix order of normalization and recursion in const folding.
1077e36 
Fixes rust-lang#126831.

Without this patch, type normalization is not always idempotent, which
leads to all sorts of bugs in places that assume that normalizing a
normalized type does nothing.
@veluca93 veluca93 mentioned this issue Aug 17, 2024
Merged
jieyouxu added a commit to jieyouxu/rust that referenced this issue Aug 18, 2024
@jieyouxu
Rollup merge of rust-lang#129208 - veluca93:adt_const_fix, r=BoxyUwU
20e8bc5 
Fix order of normalization and recursion in const folding.

Fixes rust-lang#126831.

Without this patch, type normalization is not always idempotent, which leads to all sorts of bugs in places that assume that normalizing a normalized type does nothing.

Tracking issue: rust-lang#95174

r? BoxyUwU
tgross35 added a commit to tgross35/rust that referenced this issue Aug 19, 2024
@tgross35
Rollup merge of rust-lang#129208 - veluca93:adt_const_fix, r=BoxyUwU
8a513f1 
Fix order of normalization and recursion in const folding.

Fixes rust-lang#126831.

Without this patch, type normalization is not always idempotent, which leads to all sorts of bugs in places that assume that normalizing a normalized type does nothing.

Tracking issue: rust-lang#95174

r? BoxyUwU
@bors bors closed this as completed in 7fd6232 Aug 19, 2024
rust-timer added a commit to rust-lang-ci/rust that referenced this issue Aug 19, 2024
@rust-timer
Unrolled build for rust-lang#129208
47147a6 
Rollup merge of rust-lang#129208 - veluca93:adt_const_fix, r=BoxyUwU

Fix order of normalization and recursion in const folding.

Fixes rust-lang#126831.

Without this patch, type normalization is not always idempotent, which leads to all sorts of bugs in places that assume that normalizing a normalized type does nothing.

Tracking issue: rust-lang#95174

r? BoxyUwU
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A-debuginfo Area: Debugging information in compiled programs (DWARF, PDB, etc.) C-bug Category: This is a bug. F-adt_const_params `#![feature(adt_const_params)]` I-ICE Issue: The compiler panicked, giving an Internal Compilation Error (ICE) ❄️ T-compiler Relevant to the compiler team, which will review and decide on the PR/issue.
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Fix order of normalization and recursion in const folding. veluca93/rust
4 participants
@matthiaskrgr @saethlin @workingjubilee @rustbot