ICE: Failed to remove the prefix dyn

[matthiaskrgr]

Code

needs --edition=2021

fn main() {
    std::any::Any::create();
}

Meta

rustc --version --verbose:

rustc 1.71.0-nightly (e9e1bbc7a 2023-05-17)
binary: rustc
commit-hash: e9e1bbc7a820c472b39d3de54b3049bf14050655
commit-date: 2023-05-17
host: x86_64-unknown-linux-gnu
release: 1.71.0-nightly
LLVM version: 16.0.2

Error output

<output>

Backtrace

thread 'rustc' panicked at 'Failed to remove the prefix dyn', compiler/rustc_hir_typeck/src/method/suggest.rs:333:41
stack backtrace:
   0:     0x7f0a595696f1 - std::backtrace_rs::backtrace::libunwind::trace::hd7879cf2988ecd6e
                               at /rustc/e9e1bbc7a820c472b39d3de54b3049bf14050655/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5
   1:     0x7f0a595696f1 - std::backtrace_rs::backtrace::trace_unsynchronized::hee6277a61ce80b8c
                               at /rustc/e9e1bbc7a820c472b39d3de54b3049bf14050655/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
   2:     0x7f0a595696f1 - std::sys_common::backtrace::_print_fmt::hf0363336a1427da3
                               at /rustc/e9e1bbc7a820c472b39d3de54b3049bf14050655/library/std/src/sys_common/backtrace.rs:65:5
   3:     0x7f0a595696f1 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h9d01e31d8148bf09
                               at /rustc/e9e1bbc7a820c472b39d3de54b3049bf14050655/library/std/src/sys_common/backtrace.rs:44:22
   4:     0x7f0a595c9bff - core::fmt::rt::Argument::fmt::h768e4bfc36fb81cd
                               at /rustc/e9e1bbc7a820c472b39d3de54b3049bf14050655/library/core/src/fmt/rt.rs:138:9
   5:     0x7f0a595c9bff - core::fmt::write::h5d112ccebaed5a5e
                               at /rustc/e9e1bbc7a820c472b39d3de54b3049bf14050655/library/core/src/fmt/mod.rs:1094:21
   6:     0x7f0a5955c951 - std::io::Write::write_fmt::h39434b96d0cdcd9c
                               at /rustc/e9e1bbc7a820c472b39d3de54b3049bf14050655/library/std/src/io/mod.rs:1712:15
   7:     0x7f0a59569505 - std::sys_common::backtrace::_print::h39bc233d7cfbd0ab
                               at /rustc/e9e1bbc7a820c472b39d3de54b3049bf14050655/library/std/src/sys_common/backtrace.rs:47:5
   8:     0x7f0a59569505 - std::sys_common::backtrace::print::hd36e4d67701ad1f3
                               at /rustc/e9e1bbc7a820c472b39d3de54b3049bf14050655/library/std/src/sys_common/backtrace.rs:34:9
   9:     0x7f0a5956c187 - std::panicking::default_hook::{{closure}}::hf720deff1479a836
  10:     0x7f0a5956bf74 - std::panicking::default_hook::h8708bcc6c11edabe
                               at /rustc/e9e1bbc7a820c472b39d3de54b3049bf14050655/library/std/src/panicking.rs:288:9
  11:     0x7f0a5c6f805b - <rustc_driver_impl[88bc38c0e277e71e]::install_ice_hook::{closure#0} as core[5af540a774a18c96]::ops::function::FnOnce<(&core[5af540a774a18c96]::panic::panic_info::PanicInfo,)>>::call_once::{shim:vtable#0}
  12:     0x7f0a5956c8a7 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h8fd3dd7b4b7c7be6
                               at /rustc/e9e1bbc7a820c472b39d3de54b3049bf14050655/library/alloc/src/boxed.rs:1999:9
  13:     0x7f0a5956c8a7 - std::panicking::rust_panic_with_hook::hf12d457c63c5c6c0
                               at /rustc/e9e1bbc7a820c472b39d3de54b3049bf14050655/library/std/src/panicking.rs:695:13
  14:     0x7f0a5956c627 - std::panicking::begin_panic_handler::{{closure}}::h4968a0a82d5e0e1a
                               at /rustc/e9e1bbc7a820c472b39d3de54b3049bf14050655/library/std/src/panicking.rs:582:13
  15:     0x7f0a59569b36 - std::sys_common::backtrace::__rust_end_short_backtrace::h816ed1fec336208e
                               at /rustc/e9e1bbc7a820c472b39d3de54b3049bf14050655/library/std/src/sys_common/backtrace.rs:150:18
  16:     0x7f0a5956c392 - rust_begin_unwind
                               at /rustc/e9e1bbc7a820c472b39d3de54b3049bf14050655/library/std/src/panicking.rs:578:5
  17:     0x7f0a595c5e83 - core::panicking::panic_fmt::hd9e29842c6f4a813
                               at /rustc/e9e1bbc7a820c472b39d3de54b3049bf14050655/library/core/src/panicking.rs:67:14
  18:     0x7f0a595c5bf3 - core::panicking::panic_display::h41bffa9400170f83
                               at /rustc/e9e1bbc7a820c472b39d3de54b3049bf14050655/library/core/src/panicking.rs:150:5
  19:     0x7f0a595c5bf3 - core::panicking::panic_str::hf6a7ea4a9277e88c
                               at /rustc/e9e1bbc7a820c472b39d3de54b3049bf14050655/library/core/src/panicking.rs:134:5
  20:     0x7f0a595c5bf3 - core::option::expect_failed::h961b4f0515ee919d
                               at /rustc/e9e1bbc7a820c472b39d3de54b3049bf14050655/library/core/src/option.rs:1932:5
  21:     0x7f0a5c893d79 - <rustc_hir_typeck[d351e5bb87bbefb]::fn_ctxt::FnCtxt>::report_no_match_method_error
  22:     0x7f0a5c8a2c93 - <rustc_hir_typeck[d351e5bb87bbefb]::fn_ctxt::FnCtxt>::report_method_error
  23:     0x7f0a5acfd493 - <rustc_hir_typeck[d351e5bb87bbefb]::fn_ctxt::FnCtxt>::check_expr_path
  24:     0x7f0a5ae14d56 - <rustc_hir_typeck[d351e5bb87bbefb]::fn_ctxt::FnCtxt>::check_call
  25:     0x7f0a5accb96d - <rustc_hir_typeck[d351e5bb87bbefb]::fn_ctxt::FnCtxt>::check_expr_with_expectation_and_args
  26:     0x7f0a5ad1064d - <rustc_hir_typeck[d351e5bb87bbefb]::fn_ctxt::FnCtxt>::check_block_with_expected
  27:     0x7f0a5accc1e3 - <rustc_hir_typeck[d351e5bb87bbefb]::fn_ctxt::FnCtxt>::check_expr_with_expectation_and_args
  28:     0x7f0a5b1b3406 - <rustc_hir_typeck[d351e5bb87bbefb]::fn_ctxt::FnCtxt>::check_return_expr
  29:     0x7f0a5b1aaf4f - rustc_hir_typeck[d351e5bb87bbefb]::check::check_fn
  30:     0x7f0a5b192924 - rustc_hir_typeck[d351e5bb87bbefb]::typeck
  31:     0x7f0a5b192279 - <rustc_query_impl[30b71d9bb4f4eb03]::dynamic_query::typeck::{closure#2} as core[5af540a774a18c96]::ops::function::FnOnce<(rustc_middle[bb0d7f547e4279ba]::ty::context::TyCtxt, rustc_span[933af9702833abc6]::def_id::LocalDefId)>>::call_once
  32:     0x7f0a5a89c3ff - rustc_query_system[8066410b7fffb3bb]::query::plumbing::try_execute_query::<rustc_query_impl[30b71d9bb4f4eb03]::DynamicConfig<rustc_query_system[8066410b7fffb3bb]::query::caches::VecCache<rustc_span[933af9702833abc6]::def_id::LocalDefId, rustc_middle[bb0d7f547e4279ba]::query::erase::Erased<[u8; 8usize]>>, false, false, false>, rustc_query_impl[30b71d9bb4f4eb03]::plumbing::QueryCtxt, false>
  33:     0x7f0a5c0a4c88 - <rustc_query_impl[30b71d9bb4f4eb03]::dynamic_query::used_trait_imports::{closure#2} as core[5af540a774a18c96]::ops::function::FnOnce<(rustc_middle[bb0d7f547e4279ba]::ty::context::TyCtxt, rustc_span[933af9702833abc6]::def_id::LocalDefId)>>::call_once
  34:     0x7f0a5a89c3ff - rustc_query_system[8066410b7fffb3bb]::query::plumbing::try_execute_query::<rustc_query_impl[30b71d9bb4f4eb03]::DynamicConfig<rustc_query_system[8066410b7fffb3bb]::query::caches::VecCache<rustc_span[933af9702833abc6]::def_id::LocalDefId, rustc_middle[bb0d7f547e4279ba]::query::erase::Erased<[u8; 8usize]>>, false, false, false>, rustc_query_impl[30b71d9bb4f4eb03]::plumbing::QueryCtxt, false>
  35:     0x7f0a5bb909da - rustc_hir_analysis[dde933fed49de624]::check_crate
  36:     0x7f0a5bb89c1d - rustc_interface[8c874ff40524f1a6]::passes::analysis
  37:     0x7f0a5cfa0627 - <rustc_query_impl[30b71d9bb4f4eb03]::dynamic_query::analysis::{closure#2} as core[5af540a774a18c96]::ops::function::FnOnce<(rustc_middle[bb0d7f547e4279ba]::ty::context::TyCtxt, ())>>::call_once
  38:     0x7f0a5bdf8654 - rustc_query_system[8066410b7fffb3bb]::query::plumbing::try_execute_query::<rustc_query_impl[30b71d9bb4f4eb03]::DynamicConfig<rustc_query_system[8066410b7fffb3bb]::query::caches::SingleCache<rustc_middle[bb0d7f547e4279ba]::query::erase::Erased<[u8; 1usize]>>, false, false, false>, rustc_query_impl[30b71d9bb4f4eb03]::plumbing::QueryCtxt, false>
  39:     0x7f0a5bdf8439 - rustc_query_impl[30b71d9bb4f4eb03]::get_query_non_incr::analysis
  40:     0x7f0a5b98bf7c - <rustc_interface[8c874ff40524f1a6]::queries::QueryResult<&rustc_middle[bb0d7f547e4279ba]::ty::context::GlobalCtxt>>::enter::<core[5af540a774a18c96]::result::Result<(), rustc_span[933af9702833abc6]::ErrorGuaranteed>, rustc_driver_impl[88bc38c0e277e71e]::run_compiler::{closure#1}::{closure#2}::{closure#4}>
  41:     0x7f0a5b98b135 - <rustc_interface[8c874ff40524f1a6]::interface::Compiler>::enter::<rustc_driver_impl[88bc38c0e277e71e]::run_compiler::{closure#1}::{closure#2}, core[5af540a774a18c96]::result::Result<core[5af540a774a18c96]::option::Option<rustc_interface[8c874ff40524f1a6]::queries::Linker>, rustc_span[933af9702833abc6]::ErrorGuaranteed>>
  42:     0x7f0a5b9888da - std[2d504a8cfdbfb29a]::sys_common::backtrace::__rust_begin_short_backtrace::<rustc_interface[8c874ff40524f1a6]::util::run_in_thread_pool_with_globals<rustc_interface[8c874ff40524f1a6]::interface::run_compiler<core[5af540a774a18c96]::result::Result<(), rustc_span[933af9702833abc6]::ErrorGuaranteed>, rustc_driver_impl[88bc38c0e277e71e]::run_compiler::{closure#1}>::{closure#0}, core[5af540a774a18c96]::result::Result<(), rustc_span[933af9702833abc6]::ErrorGuaranteed>>::{closure#0}::{closure#0}, core[5af540a774a18c96]::result::Result<(), rustc_span[933af9702833abc6]::ErrorGuaranteed>>
  43:     0x7f0a5b988055 - <<std[2d504a8cfdbfb29a]::thread::Builder>::spawn_unchecked_<rustc_interface[8c874ff40524f1a6]::util::run_in_thread_pool_with_globals<rustc_interface[8c874ff40524f1a6]::interface::run_compiler<core[5af540a774a18c96]::result::Result<(), rustc_span[933af9702833abc6]::ErrorGuaranteed>, rustc_driver_impl[88bc38c0e277e71e]::run_compiler::{closure#1}>::{closure#0}, core[5af540a774a18c96]::result::Result<(), rustc_span[933af9702833abc6]::ErrorGuaranteed>>::{closure#0}::{closure#0}, core[5af540a774a18c96]::result::Result<(), rustc_span[933af9702833abc6]::ErrorGuaranteed>>::{closure#1} as core[5af540a774a18c96]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
  44:     0x7f0a59576d55 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hd480bf283bbeb783
                               at /rustc/e9e1bbc7a820c472b39d3de54b3049bf14050655/library/alloc/src/boxed.rs:1985:9
  45:     0x7f0a59576d55 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hd53575de28446892
                               at /rustc/e9e1bbc7a820c472b39d3de54b3049bf14050655/library/alloc/src/boxed.rs:1985:9
  46:     0x7f0a59576d55 - std::sys::unix::thread::Thread::new::thread_start::h260d6c60c2a2aae6
                               at /rustc/e9e1bbc7a820c472b39d3de54b3049bf14050655/library/std/src/sys/unix/thread.rs:108:17
  47:     0x7f0a59313bb5 - <unknown>
  48:     0x7f0a59395d90 - <unknown>
  49:                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: rustc 1.71.0-nightly (e9e1bbc7a 2023-05-17) running on x86_64-unknown-linux-gnu

query stack during panic:
#0 [typeck] type-checking `main`
#1 [used_trait_imports] finding used_trait_imports `main`
#2 [analysis] running analysis passes on this crate
end of query stack
error: internal compiler error: no errors encountered even though `delay_span_bug` issued

error: internal compiler error: method resolution should've emitted an error
 --> treereduce.out:2:5
  |
2 |     std::any::Any::create();
  |     ^^^^^^^^^^^^^^^^^^^^^
  |
  = note: delayed at    0: <rustc_errors::HandlerInner>::emit_diagnostic
             1: <rustc_errors::Handler>::delay_span_bug::<rustc_span::span_encoding::Span, &str>
             2: <rustc_hir_typeck::fn_ctxt::FnCtxt>::check_expr_path
             3: <rustc_hir_typeck::fn_ctxt::FnCtxt>::check_call
             4: <rustc_hir_typeck::fn_ctxt::FnCtxt>::check_expr_with_expectation_and_args
             5: <rustc_hir_typeck::fn_ctxt::FnCtxt>::check_block_with_expected
             6: <rustc_hir_typeck::fn_ctxt::FnCtxt>::check_expr_with_expectation_and_args
             7: <rustc_hir_typeck::fn_ctxt::FnCtxt>::check_return_expr
             8: rustc_hir_typeck::check::check_fn
             9: rustc_hir_typeck::typeck
            10: <rustc_query_impl::dynamic_query::typeck::{closure#2} as core::ops::function::FnOnce<(rustc_middle::ty::context::TyCtxt, rustc_span::def_id::LocalDefId)>>::call_once
            11: rustc_query_system::query::plumbing::try_execute_query::<rustc_query_impl::DynamicConfig<rustc_query_system::query::caches::VecCache<rustc_span::def_id::LocalDefId, rustc_middle::query::erase::Erased<[u8; 8]>>, false, false, false>, rustc_query_impl::plumbing::QueryCtxt, false>
            12: <rustc_query_impl::dynamic_query::used_trait_imports::{closure#2} as core::ops::function::FnOnce<(rustc_middle::ty::context::TyCtxt, rustc_span::def_id::LocalDefId)>>::call_once
            13: rustc_query_system::query::plumbing::try_execute_query::<rustc_query_impl::DynamicConfig<rustc_query_system::query::caches::VecCache<rustc_span::def_id::LocalDefId, rustc_middle::query::erase::Erased<[u8; 8]>>, false, false, false>, rustc_query_impl::plumbing::QueryCtxt, false>
            14: rustc_hir_analysis::check_crate
            15: rustc_interface::passes::analysis
            16: <rustc_query_impl::dynamic_query::analysis::{closure#2} as core::ops::function::FnOnce<(rustc_middle::ty::context::TyCtxt, ())>>::call_once
            17: rustc_query_system::query::plumbing::try_execute_query::<rustc_query_impl::DynamicConfig<rustc_query_system::query::caches::SingleCache<rustc_middle::query::erase::Erased<[u8; 1]>>, false, false, false>, rustc_query_impl::plumbing::QueryCtxt, false>
            18: rustc_query_impl::get_query_non_incr::analysis
            19: <rustc_interface::queries::QueryResult<&rustc_middle::ty::context::GlobalCtxt>>::enter::<core::result::Result<(), rustc_span::ErrorGuaranteed>, rustc_driver_impl::run_compiler::{closure#1}::{closure#2}::{closure#4}>
            20: <rustc_interface::interface::Compiler>::enter::<rustc_driver_impl::run_compiler::{closure#1}::{closure#2}, core::result::Result<core::option::Option<rustc_interface::queries::Linker>, rustc_span::ErrorGuaranteed>>
            21: std::sys_common::backtrace::__rust_begin_short_backtrace::<rustc_interface::util::run_in_thread_pool_with_globals<rustc_interface::interface::run_compiler<core::result::Result<(), rustc_span::ErrorGuaranteed>, rustc_driver_impl::run_compiler::{closure#1}>::{closure#0}, core::result::Result<(), rustc_span::ErrorGuaranteed>>::{closure#0}::{closure#0}, core::result::Result<(), rustc_span::ErrorGuaranteed>>
            22: <<std::thread::Builder>::spawn_unchecked_<rustc_interface::util::run_in_thread_pool_with_globals<rustc_interface::interface::run_compiler<core::result::Result<(), rustc_span::ErrorGuaranteed>, rustc_driver_impl::run_compiler::{closure#1}>::{closure#0}, core::result::Result<(), rustc_span::ErrorGuaranteed>>::{closure#0}::{closure#0}, core::result::Result<(), rustc_span::ErrorGuaranteed>>::{closure#1} as core::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
            23: <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once
                       at /rustc/e9e1bbc7a820c472b39d3de54b3049bf14050655/library/alloc/src/boxed.rs:1985:9
            24: <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once
                       at /rustc/e9e1bbc7a820c472b39d3de54b3049bf14050655/library/alloc/src/boxed.rs:1985:9
            25: std::sys::unix::thread::Thread::new::thread_start
                       at /rustc/e9e1bbc7a820c472b39d3de54b3049bf14050655/library/std/src/sys/unix/thread.rs:108:17
            26: <unknown>
            27: <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 1.71.0-nightly (e9e1bbc7a 2023-05-17) running on x86_64-unknown-linux-gnu

query stack during panic:
end of query stack
thread panicked while panicking. aborting.
[2]    1222162 IOT instruction  rustc treereduce.out --edition=2021

[matthiaskrgr]

#111588 cc @mu001999