error: internal compiler error: librustc/hir/map/mod.rs:329: local_def_id: no entry for `55`, which has a map of `Some(EntryExpr(NodeId(10), 3, expr(55: {
    let _result =
        match ::std::iter::IntoIterator::into_iter(::std::ops::Range{start: 0,
                                                                     end: 1,})
            {
            mut iter =>
            loop  {
                let mut __next;
                match ::std::iter::Iterator::next(&mut iter) {
                    ::std::option::Option::Some(val) => __next = val,
                    ::std::option::Option::None => break ,
                }
                let x = __next;
                { }
            },
        };
    _result
})))`

thread 'main' panicked at 'Box<Any>', librustc_errors/lib.rs:554:9
stack backtrace:
   0: std::sys::unix::backtrace::tracing::imp::unwind_backtrace
             at libstd/sys/unix/backtrace/tracing/gcc_s.rs:49
   1: std::sys_common::backtrace::_print
             at libstd/sys_common/backtrace.rs:71
   2: std::panicking::default_hook::{{closure}}
             at libstd/sys_common/backtrace.rs:59
             at libstd/panicking.rs:211
   3: std::panicking::default_hook
             at libstd/panicking.rs:227
   4: rustc::util::common::panic_hook
             at librustc/util/common.rs:54
   5: std::panicking::rust_panic_with_hook
             at libstd/panicking.rs:467
   6: std::panicking::begin_panic
             at /home/vegard/rust/src/libstd/panicking.rs:397
   7: rustc_errors::Handler::bug
             at librustc_errors/lib.rs:554
   8: rustc::session::opt_span_bug_fmt::{{closure}}
             at librustc/session/mod.rs:1280
   9: rustc::ty::context::tls::with_opt::{{closure}}
             at librustc/ty/context.rs:1943
  10: rustc::ty::context::tls::with_context_opt
             at librustc/ty/context.rs:1880
  11: rustc::ty::context::tls::with_opt
             at librustc/ty/context.rs:1943
  12: rustc::session::opt_span_bug_fmt
             at librustc/session/mod.rs:1276
  13: rustc::session::bug_fmt
             at librustc/session/mod.rs:1256
  14: rustc::hir::map::Map::local_def_id::{{closure}}
             at librustc/hir/map/mod.rs:329
  15: rustc::hir::map::Map::body_owner_def_id
             at /home/vegard/rust/src/libcore/option.rs:376
             at librustc/hir/map/mod.rs:328
             at librustc/hir/map/mod.rs:510
  16: <rustc_typeck::astconv::AstConv<'gcx, 'tcx> + 'o>::ast_ty_to_ty
             at librustc_typeck/astconv.rs:1088
  17: <rustc_typeck::astconv::AstConv<'gcx, 'tcx> + 'o>::create_substs_for_ast_path::{{closure}}
             at librustc_typeck/astconv.rs:261
  18: rustc::ty::subst::<impl rustc::ty::Slice<rustc::ty::subst::Kind<'tcx>>>::fill_item
             at /home/vegard/rust/src/librustc/ty/subst.rs:260
             at /home/vegard/rust/src/librustc/ty/subst.rs:235
  19: <rustc_typeck::astconv::AstConv<'gcx, 'tcx> + 'o>::create_substs_for_ast_path
             at /home/vegard/rust/src/librustc/ty/subst.rs:203
             at librustc_typeck/astconv.rs:243
  20: <rustc_typeck::astconv::AstConv<'gcx, 'tcx> + 'o>::ast_path_substs_for_ty
             at librustc_typeck/astconv.rs:176
             at /home/vegard/rust/src/librustc/hir/mod.rs:366
             at librustc_typeck/astconv.rs:175
  21: <rustc_typeck::astconv::AstConv<'gcx, 'tcx> + 'o>::def_to_ty
             at librustc_typeck/astconv.rs:555
             at librustc_typeck/astconv.rs:964
  22: <rustc_typeck::astconv::AstConv<'gcx, 'tcx> + 'o>::ast_ty_to_ty
             at librustc_typeck/astconv.rs:1074
  23: rustc_typeck::check::closure::<impl rustc_typeck::check::FnCtxt<'a, 'gcx, 'tcx>>::supplied_sig_of_closure
             at librustc_typeck/check/closure.rs:604
             at /home/vegard/rust/src/libcore/ops/function.rs:271
             at /home/vegard/rust/src/libcore/option.rs:404
             at /home/vegard/rust/src/libcore/iter/mod.rs:1347
             at /home/vegard/rust/src/libcore/iter/mod.rs:814
             at /home/vegard/rust/src/librustc_data_structures/array_vec.rs:197
             at /home/vegard/rust/src/librustc_data_structures/accumulate_vec.rs:113
             at /home/vegard/rust/src/libcore/iter/iterator.rs:1375
             at /home/vegard/rust/src/librustc/ty/context.rs:2729
             at /home/vegard/rust/src/librustc/ty/context.rs:2717
             at /home/vegard/rust/src/librustc/ty/context.rs:2569
             at librustc_typeck/check/closure.rs:610
  24: rustc_typeck::check::closure::<impl rustc_typeck::check::FnCtxt<'a, 'gcx, 'tcx>>::sig_of_closure_no_expectation
             at librustc_typeck/check/closure.rs:379
  25: rustc_typeck::check::closure::<impl rustc_typeck::check::FnCtxt<'a, 'gcx, 'tcx>>::check_closure
             at librustc_typeck/check/closure.rs:365
             at librustc_typeck/check/closure.rs:88
  26: rustc_typeck::check::FnCtxt::check_expr_kind
             at librustc_typeck/check/closure.rs:66
             at librustc_typeck/check/mod.rs:3910
  27: rustc_typeck::check::FnCtxt::check_expr_with_expectation_and_needs
             at librustc_typeck/check/mod.rs:3530
  28: rustc_typeck::check::FnCtxt::check_block_with_expected::{{closure}}
             at librustc_typeck/check/mod.rs:2864
             at librustc_typeck/check/mod.rs:4366
             at /home/vegard/rust/src/libcore/option.rs:404
             at librustc_typeck/check/mod.rs:4366
  29: rustc_typeck::check::FnCtxt::check_block_with_expected
             at librustc_typeck/check/mod.rs:5070
             at librustc_typeck/check/mod.rs:4359
  30: rustc_typeck::check::FnCtxt::check_expr_kind
             at librustc_typeck/check/mod.rs:3913
  31: rustc_typeck::check::FnCtxt::check_expr_with_expectation_and_needs
             at librustc_typeck/check/mod.rs:3530
  32: rustc_typeck::check::FnCtxt::check_return_expr
             at librustc_typeck/check/mod.rs:2864
             at librustc_typeck/check/mod.rs:2858
             at librustc_typeck/check/mod.rs:2996
  33: rustc_typeck::check::check_fn
             at librustc_typeck/check/mod.rs:1081
  34: rustc_typeck::check::typeck_tables_of::{{closure}}
             at librustc_typeck/check/mod.rs:871
  35: rustc_typeck::check::typeck_tables_of
             at librustc_typeck/check/mod.rs:617
             at /home/vegard/rust/src/librustc/infer/mod.rs:453
             at /home/vegard/rust/src/librustc/ty/context.rs:1578
             at /home/vegard/rust/src/librustc/ty/context.rs:1844
             at /home/vegard/rust/src/librustc/ty/context.rs:1787
             at /home/vegard/rust/src/librustc/ty/context.rs:1843
             at /home/vegard/rust/src/librustc/ty/context.rs:1577
             at /home/vegard/rust/src/librustc/ty/context.rs:1905
             at /home/vegard/rust/src/librustc/ty/context.rs:1889
             at /home/vegard/rust/src/librustc/ty/context.rs:1880
             at /home/vegard/rust/src/librustc/ty/context.rs:1889
             at /home/vegard/rust/src/librustc/ty/context.rs:1900
             at /home/vegard/rust/src/librustc/ty/context.rs:1570
             at /home/vegard/rust/src/librustc/infer/mod.rs:453
             at librustc_typeck/check/mod.rs:617
             at librustc_typeck/check/mod.rs:855
  36: rustc::dep_graph::graph::DepGraph::with_task_impl
             at librustc/ty/maps/plumbing.rs:723
             at librustc/dep_graph/graph.rs:343
  37: rustc::ty::maps::plumbing::<impl rustc::ty::context::TyCtxt<'a, 'gcx, 'tcx>>::force_query_with_job
             at librustc/dep_graph/graph.rs:209
             at librustc/ty/maps/plumbing.rs:530
             at librustc/ty/maps/plumbing.rs:200
             at librustc/ty/context.rs:1844
             at librustc/ty/context.rs:1787
             at librustc/ty/context.rs:1843
             at librustc/ty/maps/plumbing.rs:199
             at librustc/ty/context.rs:1905
             at librustc/ty/context.rs:1889
             at librustc/ty/context.rs:1880
             at librustc/ty/context.rs:1889
             at librustc/ty/context.rs:1900
             at librustc/ty/maps/plumbing.rs:189
             at librustc/ty/maps/plumbing.rs:523
  38: rustc::ty::maps::plumbing::<impl rustc::ty::context::TyCtxt<'a, 'gcx, 'tcx>>::get_query
             at librustc/ty/maps/plumbing.rs:372
             at librustc/ty/maps/plumbing.rs:599
             at librustc/ty/maps/plumbing.rs:606
  39: rustc::ty::maps::<impl rustc::ty::maps::queries::typeck_tables_of<'tcx>>::ensure
             at librustc/ty/maps/plumbing.rs:574
             at librustc/ty/maps/plumbing.rs:740
  40: rustc_typeck::check::typeck_item_bodies
             at librustc_typeck/check/mod.rs:715
             at /home/vegard/rust/src/librustc/session/mod.rs:318
             at librustc_typeck/check/mod.rs:713
  41: rustc::dep_graph::graph::DepGraph::with_task_impl
             at librustc/ty/maps/plumbing.rs:723
             at librustc/dep_graph/graph.rs:343
  42: rustc::ty::maps::plumbing::<impl rustc::ty::context::TyCtxt<'a, 'gcx, 'tcx>>::force_query_with_job
             at librustc/dep_graph/graph.rs:209
             at librustc/ty/maps/plumbing.rs:530
             at librustc/ty/maps/plumbing.rs:200
             at librustc/ty/context.rs:1844
             at librustc/ty/context.rs:1787
             at librustc/ty/context.rs:1843
             at librustc/ty/maps/plumbing.rs:199
             at librustc/ty/context.rs:1905
             at librustc/ty/context.rs:1889
             at librustc/ty/context.rs:1880
             at librustc/ty/context.rs:1889
             at librustc/ty/context.rs:1900
             at librustc/ty/maps/plumbing.rs:189
             at librustc/ty/maps/plumbing.rs:523
  43: rustc::ty::maps::plumbing::<impl rustc::ty::context::TyCtxt<'a, 'gcx, 'tcx>>::get_query
             at librustc/ty/maps/plumbing.rs:372
             at librustc/ty/maps/plumbing.rs:599
             at librustc/ty/maps/plumbing.rs:606
  44: rustc_typeck::check_crate
             at librustc_typeck/check/mod.rs:706
             at librustc_typeck/lib.rs:344
             at /home/vegard/rust/src/librustc/util/common.rs:166
             at /home/vegard/rust/src/librustc/util/common.rs:160
             at librustc_typeck/lib.rs:344
  45: rustc::ty::context::TyCtxt::create_and_enter
             at librustc_driver/driver.rs:1121
             at /home/vegard/rust/src/librustc/ty/context.rs:1867
             at /home/vegard/rust/src/librustc/ty/context.rs:1844
             at /home/vegard/rust/src/librustc/ty/context.rs:1787
             at /home/vegard/rust/src/librustc/ty/context.rs:1843
             at /home/vegard/rust/src/librustc/ty/context.rs:1866
             at /home/vegard/rust/src/librustc/ty/context.rs:1833
             at /home/vegard/rust/src/libstd/thread/local.rs:294
             at /home/vegard/rust/src/libstd/thread/local.rs:248
             at /home/vegard/rust/src/librustc/ty/context.rs:1825
             at /home/vegard/rust/src/libstd/thread/local.rs:294
             at /home/vegard/rust/src/libstd/thread/local.rs:248
             at /home/vegard/rust/src/librustc/ty/context.rs:1817
             at /home/vegard/rust/src/librustc/ty/context.rs:1855
             at /home/vegard/rust/src/librustc/ty/context.rs:1299
  46: rustc_driver::driver::compile_input
             at librustc_driver/driver.rs:1095
             at librustc_driver/driver.rs:231
  47: rustc_driver::run_compiler
             at librustc_driver/lib.rs:540
             at librustc_driver/lib.rs:457
             at /home/vegard/.cargo/registry/src/github.com-1ecc6299db9ec823/scoped-tls-0.1.1/src/lib.rs:155
             at /home/vegard/rust/src/libsyntax/lib.rs:97
             at /home/vegard/.cargo/registry/src/github.com-1ecc6299db9ec823/scoped-tls-0.1.1/src/lib.rs:155
             at /home/vegard/rust/src/libsyntax/lib.rs:96
             at librustc_driver/lib.rs:456
  48: rustc_driver::monitor::{{closure}}
             at librustc_driver/lib.rs:1684
             at librustc_driver/lib.rs:174
             at librustc_driver/lib.rs:1598
  49: __rust_maybe_catch_panic
             at libpanic_unwind/lib.rs:105
  50: rustc_driver::run
             at /home/vegard/rust/src/libstd/panicking.rs:289
             at /home/vegard/rust/src/libstd/panic.rs:374
             at librustc_driver/lib.rs:1530
             at librustc_driver/lib.rs:1597
             at librustc_driver/lib.rs:173
  51: rustc_driver::main
             at librustc_driver/lib.rs:1677
  52: std::rt::lang_start::{{closure}}
             at /home/vegard/rust/src/libstd/rt.rs:74
  53: std::panicking::try::do_call
             at libstd/rt.rs:59
             at libstd/panicking.rs:310
  54: __rust_maybe_catch_panic
             at libpanic_unwind/lib.rs:105
  55: std::rt::lang_start_internal
             at libstd/panicking.rs:289
             at libstd/panic.rs:374
             at libstd/rt.rs:58
  56: main
  57: __libc_start_main
  58: _start
query stack during panic:
#0 [typeck_tables_of] processing `main`
#1 [typeck_item_bodies] type-checking all item bodies
end of query stack
error: aborting due to previous error


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: rustc 1.27.0-dev running on x86_64-unknown-linux-gnu

note: compiler flags: -Z external-macro-backtrace