ICE: cannot relate bound region: ReStatic <= ReLateBound #48276

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1. emilyalbini commented on Feb 16, 2018

   

   emilyalbini

   on Feb 16, 2018

   Member

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   Full backtrace:

   error: internal compiler error: /checkout/src/librustc/infer/region_constraints/mod.rs:685: cannot relate bound region: ReStatic <= ReLateBound(DebruijnIndex { depth: 1 }, BrAnon(0))
   
   thread 'rustc' panicked at 'Box<Any>', /checkout/src/librustc_errors/lib.rs:451:9
   note: Some details are omitted, run with `RUST_BACKTRACE=full` for a verbose backtrace.
   stack backtrace:
      0: std::sys::unix::backtrace::tracing::imp::unwind_backtrace
                at /checkout/src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:49
      1: std::sys_common::backtrace::print
                at /checkout/src/libstd/sys_common/backtrace.rs:68
                at /checkout/src/libstd/sys_common/backtrace.rs:57
      2: std::panicking::default_hook::{{closure}}
                at /checkout/src/libstd/panicking.rs:381
      3: std::panicking::default_hook
                at /checkout/src/libstd/panicking.rs:391
      4: std::panicking::rust_panic_with_hook
                at /checkout/src/libstd/panicking.rs:577
      5: std::panicking::begin_panic
      6: rustc_errors::Handler::span_bug
      7: <std::thread::local::LocalKey<T>>::with
      8: rustc::ty::context::tls::with_opt
      9: rustc::session::opt_span_bug_fmt
     10: rustc::session::span_bug_fmt
     11: rustc::infer::region_constraints::RegionConstraintCollector::make_subregion
     12: rustc::infer::region_constraints::RegionConstraintCollector::make_eqregion
     13: <rustc::infer::equate::Equate<'combine, 'infcx, 'gcx, 'tcx> as rustc::ty::relate::TypeRelation<'infcx, 'gcx, 'tcx>>::regions
     14: rustc::ty::relate::super_relate_tys
     15: rustc::infer::combine::<impl rustc::infer::InferCtxt<'infcx, 'gcx, 'tcx>>::super_combine_tys
     16: <rustc::infer::equate::Equate<'combine, 'infcx, 'gcx, 'tcx> as rustc::ty::relate::TypeRelation<'infcx, 'gcx, 'tcx>>::tys
     17: rustc::infer::InferCtxt::commit_if_ok
     18: rustc::infer::InferCtxt::can_eq
     19: rustc::ty::util::ExplicitSelf::determine
     20: <std::thread::local::LocalKey<T>>::with
     21: rustc::ty::context::GlobalCtxt::enter_local
     22: rustc_typeck::check::compare_method::compare_self_type::{{closure}}
     23: rustc_typeck::check::compare_method::compare_impl_method
     24: rustc_typeck::check::check_item_type
     25: rustc::hir::Crate::visit_all_item_likes
     26: rustc_typeck::check_crate
     27: <std::thread::local::LocalKey<T>>::with
     28: <std::thread::local::LocalKey<T>>::with
     29: rustc::ty::context::TyCtxt::create_and_enter
     30: rustc_driver::driver::compile_input
     31: rustc_driver::run_compiler
   
2. emilyalbini

   added

   I-ICEIssue: The compiler panicked, giving an Internal Compilation Error (ICE) ❄️Issue: The compiler panicked, giving an Internal Compilation Error (ICE) ❄️

   T-compilerRelevant to the compiler team, which will review and decide on the PR/issue.Relevant to the compiler team, which will review and decide on the PR/issue.

   C-bugCategory: This is a bug.Category: This is a bug.

   on Feb 16, 2018
3. sapphire-arches

   added a commit that references this issue on Mar 5, 2018

   Fix rust-lang#48276

   ...

   This issue will close once commit 264c201 is merged into the 'master' branch.

   264c201
4. bors

   closed this as completedin #48419on Mar 11, 2018