Crash when compiling an event handler implementation with latest stable rustc 1.88.0 #143821
Description
Code
you can find it here:
https://github.com/gents83/INOX/blob/master/crates/resources/src/event_handlers.rs
compiling the crate inside:
https://github.com/gents83/INOX/tree/master/crates/resources
impl<T> EventHandler for SerializableResourceEventHandler<T> where T: SerializableResource, <T as DataTypeResource>::DataType: Send + Sync, { fn handle_events(&self, f: &dyn LoadFunction) { self.listener .process_messages(|msg: &SerializableResourceEvent<T>| { let SerializableResourceEvent::<T>::Load(path, on_create_data) = msg; //inox_log::debug_log!("Received load event for: {:?}", path); if <T as SerializableResource>::is_matching_extension(path.as_path()) { //inox_log::debug_log!("Handling it!"); let p = path.clone(); let on_create_data = on_create_data.clone(); f(Box::new(move |shared_data, message_hub| { T::create_from_file(shared_data, message_hub, p.as_path(), on_create_data); })); } }); } }Meta
rustc version 1.88.0
Error output
error: internal compiler error: compiler\rustc_borrowck\src\universal_regions.rs:928:36: cannot convert `ReLateParam(DefId(0:225 ~ inox_resources[5473]::event_handlers::{impl#6}::handle_events::{closure#0}), LateNamed(DefId(0:722 ~ inox_resources[5473]::event_handlers::{impl#6}::handle_events::'_), '_))` to a region vid thread 'rustc' panicked at compiler\rustc_borrowck\src\universal_regions.rs:928:36: Box<dyn Any> stack backtrace: 0: 0x7ff85e7ba9c2 - std::backtrace_rs::backtrace::win64::trace at /rustc/6b00bc3880198600130e1cf62b8f8a93494488cc/library\std\src\..\..\backtrace\src\backtrace\win64.rs:85 1: 0x7ff85e7ba9c2 - std::backtrace_rs::backtrace::trace_unsynchronized at /rustc/6b00bc3880198600130e1cf62b8f8a93494488cc/library\std\src\..\..\backtrace\src\backtrace\mod.rs:66 2: 0x7ff85e7ba9c2 - std::sys::backtrace::_print_fmt at /rustc/6b00bc3880198600130e1cf62b8f8a93494488cc/library\std\src\sys\backtrace.rs:66 3: 0x7ff85e7ba9c2 - std::sys::backtrace::impl$0::print::impl$0::fmt at /rustc/6b00bc3880198600130e1cf62b8f8a93494488cc/library\std\src\sys\backtrace.rs:39 4: 0x7ff85e7ed18b - core::fmt::rt::Argument::fmt at /rustc/6b00bc3880198600130e1cf62b8f8a93494488cc/library\core\src\fmt\rt.rs:181 5: 0x7ff85e7ed18b - core::fmt::write at /rustc/6b00bc3880198600130e1cf62b8f8a93494488cc/library\core\src\fmt\mod.rs:1446 6: 0x7ff85e7b0b17 - std::io::default_write_fmt at /rustc/6b00bc3880198600130e1cf62b8f8a93494488cc/library\std\src\io\mod.rs:639 7: 0x7ff85e7b0b17 - std::io::Write::write_fmt<std::sys::stdio::windows::Stderr> at /rustc/6b00bc3880198600130e1cf62b8f8a93494488cc/library\std\src\io\mod.rs:1914 8: 0x7ff85e7ba805 - std::sys::backtrace::BacktraceLock::print at /rustc/6b00bc3880198600130e1cf62b8f8a93494488cc/library\std\src\sys\backtrace.rs:42 9: 0x7ff85e7c045a - std::panicking::default_hook::closure$0 at /rustc/6b00bc3880198600130e1cf62b8f8a93494488cc/library\std\src\panicking.rs:300 10: 0x7ff85e7c01f0 - std::panicking::default_hook at /rustc/6b00bc3880198600130e1cf62b8f8a93494488cc/library\std\src\panicking.rs:327 11: 0x7ff85fedf589 - core[3c86ab912ec38c67]::slice::sort::unstable::heapsort::heapsort::<((rustc_lint_defs[852ad02eb4e36d75]::Level, &str), usize), <((rustc_lint_defs[852ad02eb4e36d75]::Level, &str), usize) as core[3c86ab912ec38c67]::cmp::PartialOrd>::lt> 12: 0x7ff85e7c10ee - std::panicking::rust_panic_with_hook at /rustc/6b00bc3880198600130e1cf62b8f8a93494488cc/library\std\src\panicking.rs:841 13: 0x7ff861776943 - RINvNtNtNtNtCs5cb5cxfFw7H_4core5slice4sort6stable9quicksort9quicksortTjRNtNtCs2UPeNLgV7Nx_12rustc_errors7snippet10AnnotationENCINvMNtCs2ocB3yIIgEv_5alloc5sliceSB15_11sort_by_keyTINtNtBa_3cmp7ReversejEbENCNCNvMs5_NtB1c_7emitterNtB3o_12HumanEmitter18render_s 14: 0x7ff861769e89 - std[df32d1bc89881d89]::sys::backtrace::__rust_end_short_backtrace::<std[df32d1bc89881d89]::panicking::begin_panic<rustc_errors[21f88e7a2b20a5b5]::ExplicitBug>::{closure#0}, !> 15: 0x7ff861769e71 - std[df32d1bc89881d89]::panicking::begin_panic::<rustc_errors[21f88e7a2b20a5b5]::ExplicitBug> 16: 0x7ff861783bc5 - <rustc_errors[21f88e7a2b20a5b5]::diagnostic::BugAbort as rustc_errors[21f88e7a2b20a5b5]::diagnostic::EmissionGuarantee>::emit_producing_guarantee 17: 0x7ff8616c8c29 - rustc_middle[415f7117aa72a916]::util::bug::span_bug_fmt::<rustc_span[42e336d87a219f10]::span_encoding::Span> 18: 0x7ff861699cdd - <rustc_middle[415f7117aa72a916]::ty::consts::Const>::walk 19: 0x7ff861699aa6 - <rustc_middle[415f7117aa72a916]::ty::consts::Const>::walk 20: 0x7ff8616c8b22 - rustc_middle[415f7117aa72a916]::util::bug::bug_fmt 21: 0x7ff85eeab192 - <alloc[1bd79818fa64b571]::rc::Rc<rustc_mir_dataflow[3d6a567cba390439]::points::DenseLocationMap>>::drop_slow 22: 0x7ff85e0db858 - <rustc_borrowck[94623f7bbe74a0e8]::region_infer::values::PlaceholderIndices>::lookup_index 23: 0x7ff85e0e0ab8 - <rustc_borrowck[94623f7bbe74a0e8]::type_check::relate_tys::NllTypeRelating>::create_next_universe 24: 0x7ff85ef92673 - <rustc_borrowck[94623f7bbe74a0e8]::type_check::TypeChecker as rustc_middle[415f7117aa72a916]::mir::visit::Visitor>::visit_rvalue 25: 0x7ff85ef52dc5 - <rustc_borrowck[94623f7bbe74a0e8]::type_check::TypeChecker as rustc_middle[415f7117aa72a916]::mir::visit::Visitor>::visit_body 26: 0x7ff85efcd078 - <rustc_borrowck[94623f7bbe74a0e8]::type_check::TypeChecker as rustc_middle[415f7117aa72a916]::mir::visit::Visitor>::visit_const_operand 27: 0x7ff85e0db19a - <rustc_borrowck[94623f7bbe74a0e8]::region_infer::values::PlaceholderIndices>::lookup_index 28: 0x7ff85ef06e34 - rustc_borrowck[94623f7bbe74a0e8]::mir_borrowck 29: 0x7ff85f70d48b - rustc_query_impl[dbd98c1d837197ef]::plumbing::query_key_hash_verify_all 30: 0x7ff85f649863 - RINvNtNtCs7IFNuxsOQZH_18rustc_query_system5query8plumbing17try_execute_queryINtCsiSfPmaTe9VX_16rustc_query_impl13DynamicConfigINtNtCsco0OWYSRcIH_21rustc_data_structures9vec_cache8VecCacheNtNtCs5K2xb0UU2Jw_10rustc_span6def_id10LocalDefIdINtNtNtCs5BYDmTWcnKQ 31: 0x7ff85f717de5 - rustc_query_impl[dbd98c1d837197ef]::plumbing::query_key_hash_verify_all 32: 0x7ff85e8250e3 - <rustc_interface[cdf4984d0e22fb97]::passes::LintStoreExpandImpl as rustc_expand[eb94a41e01d8b712]::base::LintStoreExpand>::pre_expansion_lint 33: 0x7ff85adadb57 - rustc_interface[cdf4984d0e22fb97]::passes::analysis 34: 0x7ff85e33e0ba - RINvNtNtCs7IFNuxsOQZH_18rustc_query_system5query8plumbing17try_execute_queryINtCsiSfPmaTe9VX_16rustc_query_impl13DynamicConfigINtNtCsco0OWYSRcIH_21rustc_data_structures9vec_cache8VecCacheNtNtCs5K2xb0UU2Jw_10rustc_span6def_id8CrateNumINtNtNtCs5BYDmTWcnKQ_12 35: 0x7ff85e247a7c - RINvNtNtCs7IFNuxsOQZH_18rustc_query_system5query8plumbing17try_execute_queryINtCsiSfPmaTe9VX_16rustc_query_impl13DynamicConfigINtNtB4_6caches11SingleCacheINtNtNtCs5BYDmTWcnKQ_12rustc_middle5query5erase6ErasedAhj0_EEKb0_KB3s_KB3s_ENtNtB1f_8plumbing9QueryCtx 36: 0x7ff85e3445dc - rustc_query_impl[dbd98c1d837197ef]::query_system 37: 0x7ff85ad6ecc5 - std[df32d1bc89881d89]::sys::backtrace::__rust_begin_short_backtrace::<<std[df32d1bc89881d89]::thread::Builder>::spawn_unchecked_<ctrlc[dac7a3742903fcef]::set_handler_inner<rustc_driver_impl[824051745b838893]::install_ctrlc_handler::{closure#0}>::{closure#0}, ()>::{closure#1}::{closure#0}::{closure#0}, ()> 38: 0x7ff85ad68f23 - std[df32d1bc89881d89]::sys::backtrace::__rust_begin_short_backtrace::<<std[df32d1bc89881d89]::thread::Builder>::spawn_unchecked_<ctrlc[dac7a3742903fcef]::set_handler_inner<rustc_driver_impl[824051745b838893]::install_ctrlc_handler::{closure#0}>::{closure#0}, ()>::{closure#1}::{closure#0}::{closure#0}, ()> 39: 0x7ff85ad647af - RINvNtNtCsja4ZeDc2XAj_3std3sys9backtrace28___rust_begin_short_backtraceNCNCINvNtCshGilUj5gLc1_15rustc_interface4util26run_in_thread_with_globalsNCINvB1e_31run_in_thread_pool_with_globalsNCINvNtB1g_9interface12run_compileruNCNvCsbbk6E3yTTQl_17rustc_driver_i 40: 0x7ff85ad73020 - std[df32d1bc89881d89]::sys::backtrace::__rust_begin_short_backtrace::<<std[df32d1bc89881d89]::thread::Builder>::spawn_unchecked_<ctrlc[dac7a3742903fcef]::set_handler_inner<rustc_driver_impl[824051745b838893]::install_ctrlc_handler::{closure#0}>::{closure#0}, ()>::{closure#1}::{closure#0}::{closure#0}, ()> 41: 0x7ff85e7c545d - alloc::boxed::impl$28::call_once at /rustc/6b00bc3880198600130e1cf62b8f8a93494488cc/library\alloc\src\boxed.rs:1966 42: 0x7ff85e7c545d - alloc::boxed::impl$28::call_once at /rustc/6b00bc3880198600130e1cf62b8f8a93494488cc/library\alloc\src\boxed.rs:1966 43: 0x7ff85e7c545d - std::sys::pal::windows::thread::impl$0::new::thread_start at /rustc/6b00bc3880198600130e1cf62b8f8a93494488cc/library\std\src\sys\pal\windows\thread.rs:56 44: 0x7ff9979de8d7 - BaseThreadInitThunk 45: 0x7ff99919bf2c - RtlUserThreadStart 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 1.88.0 (6b00bc388 2025-06-23) running on x86_64-pc-windows-msvc note: compiler flags: --crate-type lib -C opt-level=1 -C embed-bitcode=no -C debuginfo=2 -C debug-assertions=on -C incremental=[REDACTED] -C link-arg=-fuse-ld=lld note: some of the compiler flags provided by cargo are hidden query stack during panic: #0 [mir_borrowck] borrow-checking `event_handlers::<impl at resources\src\event_handlers.rs:93:1: 96:52>::handle_events` #1 [analysis] running analysis passes on this crate end of query stack error: could not compile `inox_resources` (lib)