Compiler panicked unexpectedly #41235

error: internal compiler error: unexpected panic

note: the compiler unexpectedly panicked. this is a bug.

note: we would appreciate a bug report: https://github.com/rust-lang/rust/blob/master/CONTRIBUTING.md#bug-reports

note: run with `RUST_BACKTRACE=1` for a backtrace

thread 'rustc' panicked at 'assertion failed: resolution.depth == 0 || resolution.base_def != Def::Err', C:\bot\slave\nightly-dist-rustc-win-msvc-32\build\src\librustc_resolve\lib.rs:3057
stack backtrace:
   0: 0x6902b86d - <std::ffi::c_str::CString as core::ops::Deref>::deref::ha865f31969fd3900
   1: 0x6902e494 - std::panicking::rust_panic_with_hook::hcb97e644865eecd0
   2: 0x68ec555f - <unknown>
   3: 0x68f472ce - rustc_resolve::Resolver::resolve_crate::h21192d37807c7296
   4: 0x68f50f42 - rustc_resolve::Resolver::resolve_crate::h21192d37807c7296
   5: 0x68f50800 - rustc_resolve::Resolver::resolve_crate::h21192d37807c7296
   6: 0x68f44911 - rustc_resolve::Resolver::resolve_crate::h21192d37807c7296
   7: 0x68f45b80 - rustc_resolve::Resolver::resolve_crate::h21192d37807c7296
   8: 0x68f510f4 - rustc_resolve::Resolver::resolve_crate::h21192d37807c7296
   9: 0x68f45b61 - rustc_resolve::Resolver::resolve_crate::h21192d37807c7296
  10: 0x68f510f4 - rustc_resolve::Resolver::resolve_crate::h21192d37807c7296
  11: 0x68f45b61 - rustc_resolve::Resolver::resolve_crate::h21192d37807c7296
  12: 0x68f3600b - <rustc_resolve::Resolver<'a> as syntax::visit::Visitor<'tcx>>::visit_fn::hb6502752dd44eaf2
  13: 0x68f0d185 - <unknown>
  14: 0x68f45ba0 - rustc_resolve::Resolver::resolve_crate::h21192d37807c7296
  15: 0x68f3600b - <rustc_resolve::Resolver<'a> as syntax::visit::Visitor<'tcx>>::visit_fn::hb6502752dd44eaf2
  16: 0x68f0aae1 - <unknown>
  17: 0x68f43446 - rustc_resolve::Resolver::resolve_crate::h21192d37807c7296
  18: 0x68f43f9f - rustc_resolve::Resolver::resolve_crate::h21192d37807c7296
  19: 0x68f43ba0 - rustc_resolve::Resolver::resolve_crate::h21192d37807c7296
  20: 0x68f4477b - rustc_resolve::Resolver::resolve_crate::h21192d37807c7296
  21: 0x68f4122f - rustc_resolve::Resolver::resolve_crate::h21192d37807c7296
  22: 0x68f0d1ab - <unknown>
  23: 0x68f3943c - rustc_resolve::Resolver::resolve_crate::h21192d37807c7296
  24: 0x6956ed8e - rustc_driver::driver::count_nodes::h3eec963a83fe2fd1
  25: 0x695663ff - rustc_driver::driver::count_nodes::h3eec963a83fe2fd1
  26: 0x695591b5 - rustc_driver::driver::compile_input::hc842f944bcd18638
  27: 0x695a65a0 - rustc_driver::run_compiler::h6dc31a7f5c3b8ab5
  28: 0x694ade5d - <unknown>
  29: 0x69034b7b - _rust_maybe_catch_panic
  30: 0x694d57ef - <rustc_driver::derive_registrar::Finder as rustc::hir::itemlikevisit::ItemLikeVisitor<'v>>::visit_trait_item::h7a35b26a502a3664
  31: 0x69029c9c - std::sys::imp::thread::Thread::new::h91a457219ca5ec2b
  32: 0x745862c3 - BaseThreadInitThunk
  33: 0x77150fd8 - RtlSubscribeWnfStateChangeNotification
  34: 0x77150fa3 - RtlSubscribeWnfStateChangeNotification