thread 'rustc' panicked at compiler\rustc_borrowck\src\universal_regions.rs:888:36:
Box<dyn Any>
stack backtrace:
   0:     0x7ffd0db8d893 - std::backtrace_rs::backtrace::win64::trace
                               at /rustc/9cd60bd2ccc41bc898d2ad86728f14035d2df72d/library\std\src\..\..\backtrace\src\backtrace\win64.rs:85
   1:     0x7ffd0db8d893 - std::backtrace_rs::backtrace::trace_unsynchronized
                               at /rustc/9cd60bd2ccc41bc898d2ad86728f14035d2df72d/library\std\src\..\..\backtrace\src\backtrace\mod.rs:66
   2:     0x7ffd0db8d893 - std::backtrace::Backtrace::create
                               at /rustc/9cd60bd2ccc41bc898d2ad86728f14035d2df72d/library\std\src\backtrace.rs:331
   3:     0x7ffd0db8d7da - std::backtrace::Backtrace::force_capture
                               at /rustc/9cd60bd2ccc41bc898d2ad86728f14035d2df72d/library\std\src\backtrace.rs:312
   4:     0x7ffd0f269177 - core[27cb0ac7d8c09e90]::slice::sort::unstable::heapsort::heapsort::<((rustc_lint_defs[25819311ec1e66fe]::Level, &str), usize), <((rustc_lint_defs[25819311ec1e66fe]::Level, &str), usize) as core[27cb0ac7d8c09e90]::cmp::PartialOrd>::lt>
   5:     0x7ffd0dba9aae - alloc::boxed::impl$30::call
                               at /rustc/9cd60bd2ccc41bc898d2ad86728f14035d2df72d/library\alloc\src\boxed.rs:1990
   6:     0x7ffd0dba9aae - std::panicking::rust_panic_with_hook
                               at /rustc/9cd60bd2ccc41bc898d2ad86728f14035d2df72d/library\std\src\panicking.rs:839
   7:     0x7ffd10956303 - RINvNtNtNtNtCs3pOI3W5Bmr4_4core5slice4sort6stable9quicksort9quicksortTjRNtNtCsd1GWAzBbQtC_12rustc_errors7snippet10AnnotationENCINvMNtCs7EaMS2g59As_5alloc5sliceSB15_11sort_by_keyTINtNtBa_3cmp7ReversejEbENCNCNvMs5_NtB1c_7emitterNtB3o_12HumanEmitter18render_s
   8:     0x7ffd1094a689 - std[73d56390507a7f97]::sys::backtrace::__rust_end_short_backtrace::<std[73d56390507a7f97]::panicking::begin_panic<rustc_errors[97bcae2273874e96]::ExplicitBug>::{closure#0}, !>
   9:     0x7ffd1094a668 - std[73d56390507a7f97]::panicking::begin_panic::<rustc_errors[97bcae2273874e96]::ExplicitBug>
  10:     0x7ffd10963565 - <rustc_errors[97bcae2273874e96]::diagnostic::BugAbort as rustc_errors[97bcae2273874e96]::diagnostic::EmissionGuarantee>::emit_producing_guarantee
  11:     0x7ffd108a2082 - rustc_middle[13a9e5fe7a28e62a]::util::bug::span_bug_fmt::<rustc_span[cc6aa1b499af0ff2]::span_encoding::Span>
  12:     0x7ffd10884d2d - <rustc_middle[13a9e5fe7a28e62a]::ty::consts::Const>::to_value
  13:     0x7ffd10884b46 - <rustc_middle[13a9e5fe7a28e62a]::ty::consts::Const>::to_value
  14:     0x7ffd108a1f82 - rustc_middle[13a9e5fe7a28e62a]::util::bug::bug_fmt
  15:     0x7ffd0e2bd668 - <rustc_borrowck[5ec08bbd759d298d]::universal_regions::UniversalRegionIndices>::to_region_vid
  16:     0x7ffd0d56ddb4 - <rustc_borrowck[5ec08bbd759d298d]::type_check::InstantiateOpaqueType as rustc_trait_selection[5daf6fd25d6bcd0b]::traits::query::type_op::TypeOp>::fully_perform
  17:     0x7ffd0e224a8a - RINvMs6_NtCsj7lDhgBsAJy_9hashbrown3rawINtB6_8RawTablejE14reserve_rehashNCINvNtNtCs3huy2kDL4Qh_8indexmap3map4core8get_hashNtNtNtCs1GFuwugP2D6_12rustc_middle2ty6region6RegionNtNtCskZNMN7HLs2c_13rustc_type_ir11region_kind9RegionVidE0ECs88mwOPYfKXx_14rustc_bor
  18:     0x7ffd0e3488b1 - <rustc_borrowck[5ec08bbd759d298d]::type_check::TypeChecker>::push_region_constraints
  19:     0x7ffd0e2bd7fa - rustc_borrowck[5ec08bbd759d298d]::mir_borrowck
  20:     0x7ffd0e9a8d3b - rustc_query_impl[b576d443065d17ce]::plumbing::query_key_hash_verify_all
  21:     0x7ffd0e8f317e - RINvNtNtCsaUrYJe9wvMt_18rustc_query_system5query8plumbing17try_execute_queryINtCsfzVDcqYHeZC_16rustc_query_impl13DynamicConfigINtNtCs7D2qoXoqBdD_21rustc_data_structures9vec_cache8VecCacheNtNtCshy6thzVHTuU_10rustc_span6def_id10LocalDefIdINtNtNtCs1GFuwugP2D6
  22:     0x7ffd0e9b38df - rustc_query_impl[b576d443065d17ce]::plumbing::query_key_hash_verify_all
  23:     0x7ffd0dc1bd58 - <rustc_interface[c24d7a5c89a26a10]::passes::LintStoreExpandImpl as rustc_expand[df2b630de7570cd4]::base::LintStoreExpand>::pre_expansion_lint
  24:     0x7ffd0a819759 - rustc_interface[c24d7a5c89a26a10]::passes::analysis
  25:     0x7ffd0d7a86ca - <alloc[5914a2f25ef21312]::sync::Arc<rustc_session[4667223e94967deb]::cstore::CrateSource>>::drop_slow
  26:     0x7ffd0d6b8ecc - RINvNtNtCsaUrYJe9wvMt_18rustc_query_system5query8plumbing17try_execute_queryINtCsfzVDcqYHeZC_16rustc_query_impl13DynamicConfigINtNtB4_6caches11SingleCacheINtNtNtCs1GFuwugP2D6_12rustc_middle5query5erase6ErasedAhj0_EEKb0_KB3s_KB3s_ENtNtB1f_8plumbing9QueryCtx
  27:     0x7ffd0d7ae274 - rustc_query_impl[b576d443065d17ce]::query_system
  28:     0x7ffd0a7dfc16 - RINvNtNtCs9WzUIwO2dlX_3std3sys9backtrace28___rust_begin_short_backtraceNCNCNCINvMNtB6_6threadNtB1h_7Builder16spawn_unchecked_INtNtCs7EaMS2g59As_5alloc5boxed3BoxDINtNtNtCs3pOI3W5Bmr4_4core3ops8function6FnOnceuEp6OutputuNtNtB2G_6marker4SendEL_EuEs_000uECsjln
  29:     0x7ffd0a7d7fff - RINvNtNtCs9WzUIwO2dlX_3std3sys9backtrace28___rust_begin_short_backtraceNCNCNCINvMNtB6_6threadNtB1h_7Builder16spawn_unchecked_INtNtCs7EaMS2g59As_5alloc5boxed3BoxDINtNtNtCs3pOI3W5Bmr4_4core3ops8function6FnOnceuEp6OutputuNtNtB2G_6marker4SendEL_EuEs_000uECsjln
  30:     0x7ffd0a7d0679 - RINvNtNtCs9WzUIwO2dlX_3std3sys9backtrace28___rust_begin_short_backtraceNCNCINvNtCsgGgDSeYAMXA_15rustc_interface4util26run_in_thread_with_globalsNCINvB1e_31run_in_thread_pool_with_globalsNCINvNtB1g_9interface12run_compileruNCNvCsjlnXsBtVGr5_17rustc_driver_i
  31:     0x7ffd0a7e49c3 - RINvNtNtCs9WzUIwO2dlX_3std3sys9backtrace28___rust_begin_short_backtraceNCNCNCINvMNtB6_6threadNtB1h_7Builder16spawn_unchecked_INtNtCs7EaMS2g59As_5alloc5boxed3BoxDINtNtNtCs3pOI3W5Bmr4_4core3ops8function6FnOnceuEp6OutputuNtNtB2G_6marker4SendEL_EuEs_000uECsjln
  32:     0x7ffd0dbbb04d - alloc::boxed::impl$28::call_once
                               at /rustc/9cd60bd2ccc41bc898d2ad86728f14035d2df72d/library\alloc\src\boxed.rs:1976
  33:     0x7ffd0dbbb04d - alloc::boxed::impl$28::call_once
                               at /rustc/9cd60bd2ccc41bc898d2ad86728f14035d2df72d/library\alloc\src\boxed.rs:1976
  34:     0x7ffd0dbbb04d - std::sys::pal::windows::thread::impl$0::new::thread_start
                               at /rustc/9cd60bd2ccc41bc898d2ad86728f14035d2df72d/library\std\src\sys\pal\windows\thread.rs:56
  35:     0x7ffe45a5e8d7 - BaseThreadInitThunk
  36:     0x7ffe46e3bf2c - RtlUserThreadStart


rustc version: 1.86.0-nightly (9cd60bd2c 2025-02-15)
platform: x86_64-pc-windows-msvc

query stack during panic:
#0 [mir_borrowck] borrow-checking `Example::name::{constant#0}`
#1 [analysis] running analysis passes on this crate
end of query stack